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Observations - Radial Search

Distance is entered as nautical miles or kilometers depending on whether you choose English or Metric.

(e.g. 30.5N   or   30 30 0 N   or   30 30 N)

(e.g. 90W   or   90 0 0 W   or   90 0 W)

Unit of Measure:   

Observation Type:    Time:     


Not All Stations Depicted are Operated by the National Data Buoy Center.

95 observations from 06/26/2017 0400 GMT to 06/26/2017 0534 GMT

ID      T1 TIME    LAT     LON DIST HDG WDIR  WSPD   GST  WVHT   DPD   APD MWD   PRES  PTDY  ATMP  WTMP  DEWP   VIS  TCC  TIDE  S1HT  S1PD  S1DIR  S2HT  S2PD  S2DIR   Ice   Sea      SwH      SwP     SwD     WWH    WWP    WWD      STEEPNESS
           (GMT)                 nm  °T   °T   kts   kts    ft   sec   sec  °T     in    in    °F    °F    °F   nmi  8th    ft    ft   sec     °T    ft   sec     °T   Acc   Ice       ft      sec              ft    sec     
------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
KWHH1    O 0500  20.04 -155.83    0   0  290   7.0   8.0     -     -     -   -  30.01 +0.03  79.9  83.1     -     -    -     -     -     -      -     -     -      -  ---- -----        -       -       -       -      -      -              -
ILOH1    O 0500  19.73 -155.06   47 113  140   2.9   5.1     -     -     -   -  30.03 +0.02  80.8  78.8     -     -    -     -     -     -      -     -     -      -  ---- -----        -       -       -       -      -      -              -
KLIH1    O 0500  20.90 -156.47   63 325  270   5.1   7.0     -     -     -   -  29.99 +0.03  81.3  81.0     -     -    -     -     -     -      -     -     -      -  ---- -----        -       -       -       -      -      -              -
51205    B 0509  21.02 -156.43   68 330    -     -     -   5.6    13   5.6  51      -     -     -  78.6     -     -    -     -     -     -      -     -     -      -  ---- -----     2.95     12.5      NE    4.59    6.7    ENE        AVERAGE
51202    B 0504  21.42 -157.68  133 309    -     -     -   4.9    11   6.2  57      -     -     -  80.2     -     -    -     -     -     -      -     -     -      -  ---- -----     2.30     10.5     ENE    3.94    9.1    NNE        AVERAGE
OOUH1    O 0500  21.30 -157.87  137 304  120   2.9   6.0     -     -     -   -  30.03 +0.03  80.6  81.1     -     -    -     -     -     -      -     -     -      -  ---- -----        -       -       -       -      -      -              -
51210    B 0500  21.48 -157.76  139 309    -     -     -   4.9    10   6.9   1      -     -     -  80.4     -     -    -     -     -     -      -     -     -      -  ---- -----     1.97     10.5       N    4.27    9.9      N        AVERAGE
SHIP     S 0500  21.30 -157.90  139 303  110   9.9     -     -     -     -   -  29.98     -  81.1  79.3  66.4     -    -     -     -     -      -     -     -      -  ---- -----        -       -       -       -      -      -              -
51211    B 0500  21.30 -157.96  141 303    -     -     -   2.6    13   5.5 154      -     -     -  80.4     -     -    -     -     -     -      -     -     -      -  ---- -----     1.64     12.5     SSE    1.97    9.5    SSE            N/A
51201    B 0502  21.67 -158.12  161 308    -     -     -   3.6    11   5.8   1      -     -     -  78.4     -     -    -     -     -     -      -     -     -      -  ---- -----     1.64     10.5       N    2.95    9.1      N        AVERAGE
51002    B 0510  17.04 -157.70  209 211   70  13.6  17.5     -     -     -   -  29.96     -  79.2  79.7  71.8     -    -     -     -     -      -     -     -      -  ---- -----        -       -       -       -      -      -              -
51002    B 0500  17.04 -157.70  209 211   70  13.6  15.5     -     -     -   -  29.96 +0.01  79.2  79.7  72.0     -    -     -     -     -      -     -     -      -  ---- -----        -       -       -       -      -      -              -
NWWH1    O 0500  21.95 -159.35  228 301   60   5.1   8.9     -     -     -   -  30.02 +0.01  79.0     -     -     -    -     -     -     -      -     -     -      -  ---- -----        -       -       -       -      -      -              -
    13 observations reported for 0500 GMT

ID      T1 TIME    LAT     LON DIST HDG WDIR  WSPD   GST  WVHT   DPD   APD MWD   PRES  PTDY  ATMP  WTMP  DEWP   VIS  TCC  TIDE  S1HT  S1PD  S1DIR  S2HT  S2PD  S2DIR   Ice   Sea      SwH      SwP     SwD     WWH    WWP    WWD      STEEPNESS
           (GMT)                 nm  °T   °T   kts   kts    ft   sec   sec  °T     in    in    °F    °F    °F   nmi  8th    ft    ft   sec     °T    ft   sec     °T   Acc   Ice       ft      sec              ft    sec     
------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
KWHH1    O 0454  20.04 -155.83    0   0  300   5.1   8.0     -     -     -   -  30.01     -  79.9  83.1     -     -    -     -     -     -      -     -     -      -  ---- -----        -       -       -       -      -      -              -
KWHH1    O 0448  20.04 -155.83    0   0  290   7.0   8.0     -     -     -   -  30.01     -  79.9  83.1     -     -    -     -     -     -      -     -     -      -  ---- -----        -       -       -       -      -      -              -
KWHH1    O 0442  20.04 -155.83    0   0  300   7.0   8.9     -     -     -   -  30.00     -  79.9  83.1     -     -    -     -     -     -      -     -     -      -  ---- -----        -       -       -       -      -      -              -
KWHH1    O 0436  20.04 -155.83    0   0  300   7.0   8.9     -     -     -   -  30.00     -  80.1  83.1     -     -    -     -     -     -      -     -     -      -  ---- -----        -       -       -       -      -      -              -
KWHH1    O 0430  20.04 -155.83    0   0  300   7.0   8.9     -     -     -   -  30.00     -  80.1  83.1     -     -    -     -     -     -      -     -     -      -  ---- -----        -       -       -       -      -      -              -
KWHH1    O 0424  20.04 -155.83    0   0  290   6.0   8.9     -     -     -   -  30.00     -  80.1  83.1     -     -    -     -     -     -      -     -     -      -  ---- -----        -       -       -       -      -      -              -
KWHH1    O 0418  20.04 -155.83    0   0  280   8.0   9.9     -     -     -   -  30.00     -  79.9  83.1     -     -    -     -     -     -      -     -     -      -  ---- -----        -       -       -       -      -      -              -
KWHH1    O 0412  20.04 -155.83    0   0  270   8.9   9.9     -     -     -   -  29.99     -  80.1  83.1     -     -    -     -     -     -      -     -     -      -  ---- -----        -       -       -       -      -      -              -
KWHH1    O 0406  20.04 -155.83    0   0  270   8.9   9.9     -     -     -   -  29.99     -  80.1  82.9     -     -    -     -     -     -      -     -     -      -  ---- -----        -       -       -       -      -      -              -
KWHH1    O 0400  20.04 -155.83    0   0  270   8.0   9.9     -     -     -   -  29.99 +0.00  79.9  83.1     -     -    -     -     -     -      -     -     -      -  ---- -----        -       -       -       -      -      -              -
ILOH1    O 0454  19.73 -155.06   47 113  130   4.1   5.1     -     -     -   -  30.03     -  81.1  78.8     -     -    -     -     -     -      -     -     -      -  ---- -----        -       -       -       -      -      -              -
ILOH1    O 0448  19.73 -155.06   47 113  150   4.1   6.0     -     -     -   -  30.03     -  81.3  78.8     -     -    -     -     -     -      -     -     -      -  ---- -----        -       -       -       -      -      -              -
ILOH1    O 0442  19.73 -155.06   47 113  130   5.1   6.0     -     -     -   -  30.02     -  81.7  78.8     -     -    -     -     -     -      -     -     -      -  ---- -----        -       -       -       -      -      -              -
ILOH1    O 0436  19.73 -155.06   47 113  120   4.1   6.0     -     -     -   -  30.02     -  81.9  78.8     -     -    -     -     -     -      -     -     -      -  ---- -----        -       -       -       -      -      -              -
ILOH1    O 0430  19.73 -155.06   47 113  120   4.1   7.0     -     -     -   -  30.02     -  82.4  78.8     -     -    -     -     -     -      -     -     -      -  ---- -----        -       -       -       -      -      -              -
ILOH1    O 0424  19.73 -155.06   47 113  120   5.1   7.0     -     -     -   -  30.02     -  82.6  78.8     -     -    -     -     -     -      -     -     -      -  ---- -----        -       -       -       -      -      -              -
ILOH1    O 0418  19.73 -155.06   47 113  110   5.1   8.0     -     -     -   -  30.02     -  82.6  78.8     -     -    -     -     -     -      -     -     -      -  ---- -----        -       -       -       -      -      -              -
ILOH1    O 0412  19.73 -155.06   47 113  120   5.1   7.0     -     -     -   -  30.02     -  83.1  78.8     -     -    -     -     -     -      -     -     -      -  ---- -----        -       -       -       -      -      -              -
ILOH1    O 0406  19.73 -155.06   47 113  140   4.1   8.0     -     -     -   -  30.02     -  83.3  78.8     -     -    -     -     -     -      -     -     -      -  ---- -----        -       -       -       -      -      -              -
ILOH1    O 0400  19.73 -155.06   47 113  110   4.1   6.0     -     -     -   -  30.02 +0.00  83.5  78.8     -     -    -     -     -     -      -     -     -      -  ---- -----        -       -       -       -      -      -              -
51206    B 0457  19.78 -154.97   51 108    -     -     -   4.9    12   6.3  68      -     -     -  78.8     -     -    -     -     -     -      -     -     -      -  ---- -----     2.62     11.8     ENE    3.94    6.7    ENE        AVERAGE
51206    B 0427  19.78 -154.97   51 108    -     -     -   4.9    13   6.5  69      -     -     -  79.0     -     -    -     -     -     -      -     -     -      -  ---- -----     2.62     12.5     ENE    3.94    9.9     NE        AVERAGE
KLIH1    O 0454  20.90 -156.47   63 325  300   4.1   6.0     -     -     -   -  29.99     -  81.5  81.0     -     -    -     -     -     -      -     -     -      -  ---- -----        -       -       -       -      -      -              -
KLIH1    O 0448  20.90 -156.47   63 325  330   2.9   8.9     -     -     -   -  29.99     -  81.1  81.0     -     -    -     -     -     -      -     -     -      -  ---- -----        -       -       -       -      -      -              -
KLIH1    O 0442  20.90 -156.47   63 325  280   6.0  13.0     -     -     -   -  29.99     -  80.6  81.0     -     -    -     -     -     -      -     -     -      -  ---- -----        -       -       -       -      -      -              -
KLIH1    O 0436  20.90 -156.47   63 325  290  11.1  14.0     -     -     -   -  29.99     -  80.4  80.8     -     -    -     -     -     -      -     -     -      -  ---- -----        -       -       -       -      -      -              -
KLIH1    O 0430  20.90 -156.47   63 325  290  12.0  14.0     -     -     -   -  29.99     -  80.4  80.8     -     -    -     -     -     -      -     -     -      -  ---- -----        -       -       -       -      -      -              -
KLIH1    O 0424  20.90 -156.47   63 325  310   9.9  15.0     -     -     -   -  29.99     -  80.8  80.8     -     -    -     -     -     -      -     -     -      -  ---- -----        -       -       -       -      -      -              -
KLIH1    O 0418  20.90 -156.47   63 325  280  12.0  15.0     -     -     -   -  29.98     -  80.6  80.6     -     -    -     -     -     -      -     -     -      -  ---- -----        -       -       -       -      -      -              -
KLIH1    O 0412  20.90 -156.47   63 325  290   9.9  15.0     -     -     -   -  29.98     -  80.6  80.6     -     -    -     -     -     -      -     -     -      -  ---- -----        -       -       -       -      -      -              -
KLIH1    O 0406  20.90 -156.47   63 325  310   8.0  15.9     -     -     -   -  29.98     -  81.1  80.8     -     -    -     -     -     -      -     -     -      -  ---- -----        -       -       -       -      -      -              -
KLIH1    O 0400  20.90 -156.47   63 325  290  12.0  18.1     -     -     -   -  29.98 +0.00  81.3  80.8     -     -    -     -     -     -      -     -     -      -  ---- -----        -       -       -       -      -      -              -
51205    B 0439  21.02 -156.43   68 330    -     -     -   5.2    13   5.4  58      -     -     -  78.6     -     -    -     -     -     -      -     -     -      -  ---- -----     2.62     12.5     ENE    4.59    6.7     NE        AVERAGE
51205    B 0409  21.02 -156.43   68 330    -     -     -   5.2    12   5.2  48      -     -     -  78.8     -     -    -     -     -     -      -     -     -      -  ---- -----     2.30     11.8      NE    4.59    9.9     NE        AVERAGE
51202    B 0434  21.42 -157.68  133 309    -     -     -   4.9    11   6.3  61      -     -     -  80.2     -     -    -     -     -     -      -     -     -      -  ---- -----     2.62     11.1     ENE    4.27    9.1    NNE        AVERAGE
51202    B 0404  21.42 -157.68  133 309    -     -     -   4.9    12   6.3  65      -     -     -  80.2     -     -    -     -     -     -      -     -     -      -  ---- -----     2.62     11.8     ENE    4.27    9.9      N        AVERAGE
OOUH1    O 0454  21.30 -157.87  137 304   90   2.9   8.9     -     -     -   -  30.03     -  80.8  81.1     -     -    -     -     -     -      -     -     -      -  ---- -----        -       -       -       -      -      -              -
OOUH1    O 0448  21.30 -157.87  137 304  110   4.1   7.0     -     -     -   -  30.03     -  80.8  81.1     -     -    -     -     -     -      -     -     -      -  ---- -----        -       -       -       -      -      -              -
OOUH1    O 0442  21.30 -157.87  137 304  110   2.9   7.0     -     -     -   -  30.03     -  81.1  81.1     -     -    -     -     -     -      -     -     -      -  ---- -----        -       -       -       -      -      -              -
OOUH1    O 0436  21.30 -157.87  137 304  130   4.1   7.0     -     -     -   -  30.03     -  81.1  81.1     -     -    -     -     -     -      -     -     -      -  ---- -----        -       -       -       -      -      -              -
OOUH1    O 0430  21.30 -157.87  137 304   80   4.1   7.0     -     -     -   -  30.02     -  81.5  81.1     -     -    -     -     -     -      -     -     -      -  ---- -----        -       -       -       -      -      -              -
OOUH1    O 0424  21.30 -157.87  137 304  110   1.0   4.1     -     -     -   -  30.02     -  81.7  81.1     -     -    -     -     -     -      -     -     -      -  ---- -----        -       -       -       -      -      -              -
OOUH1    O 0418  21.30 -157.87  137 304   90   2.9   5.1     -     -     -   -  30.02     -  81.7  81.1     -     -    -     -     -     -      -     -     -      -  ---- -----        -       -       -       -      -      -              -
OOUH1    O 0412  21.30 -157.87  137 304  120   4.1   7.0     -     -     -   -  30.02     -  81.7  81.1     -     -    -     -     -     -      -     -     -      -  ---- -----        -       -       -       -      -      -              -
OOUH1    O 0406  21.30 -157.87  137 304  110   5.1   9.9     -     -     -   -  30.02     -  81.7  81.0     -     -    -     -     -     -      -     -     -      -  ---- -----        -       -       -       -      -      -              -
OOUH1    O 0400  21.30 -157.87  137 304  100   6.0  11.1     -     -     -   -  30.02 +0.00  81.7  81.0     -     -    -     -     -     -      -     -     -      -  ---- -----        -       -       -       -      -      -              -
51207    B 0455  21.48 -157.75  138 309    -     -     -   4.3    11   6.7  22      -     -     -  79.9     -     -    -     -     -     -      -     -     -      -  ---- -----     2.30     10.5     NNE    3.61    9.9      N        AVERAGE
MOKH1    O 0436  21.43 -157.79  138 308   90   6.0   8.9     -     -     -   -  30.02     -  80.1  83.1     -     -    -     -     -     -      -     -     -      -  ---- -----        -       -       -       -      -      -              -
MOKH1    O 0430  21.43 -157.79  138 308   90   4.1   9.9     -     -     -   -  30.02     -  80.2  83.1     -     -    -     -     -     -      -     -     -      -  ---- -----        -       -       -       -      -      -              -
51207    B 0425  21.48 -157.75  138 309    -     -     -   4.3    10   6.5 348      -     -     -  80.1     -     -    -     -     -     -      -     -     -      -  ---- -----     1.97     10.5     NNE    3.61    9.9    NNW        AVERAGE
MOKH1    O 0424  21.43 -157.79  138 308   90   5.1   8.9     -     -     -   -  30.02     -  80.6  83.1     -     -    -     -     -     -      -     -     -      -  ---- -----        -       -       -       -      -      -              -
MOKH1    O 0418  21.43 -157.79  138 308  100   7.0   8.9     -     -     -   -  30.02     -  81.0  83.1     -     -    -     -     -     -      -     -     -      -  ---- -----        -       -       -       -      -      -              -
MOKH1    O 0412  21.43 -157.79  138 308  100   8.0   9.9     -     -     -   -  30.01     -  81.3  83.1     -     -    -     -     -     -      -     -     -      -  ---- -----        -       -       -       -      -      -              -
MOKH1    O 0406  21.43 -157.79  138 308   90   6.0   9.9     -     -     -   -  30.01     -  80.4  83.1     -     -    -     -     -     -      -     -     -      -  ---- -----        -       -       -       -      -      -              -
MOKH1    O 0400  21.43 -157.79  138 308   90   6.0   9.9     -     -     -   -  30.01 +0.00  80.2  83.1     -     -    -     -     -     -      -     -     -      -  ---- -----        -       -       -       -      -      -              -
51210    B 0430  21.48 -157.76  139 309    -     -     -   4.6    11   6.5  10      -     -     -  80.4     -     -    -     -     -     -      -     -     -      -  ---- -----     1.97     10.5       N    3.94    9.9      N        AVERAGE
51210    B 0400  21.48 -157.76  139 309    -     -     -   4.3    10   6.7 359      -     -     -  80.4     -     -    -     -     -     -      -     -     -      -  ---- -----     1.97     10.5       N    3.94    9.9      N        AVERAGE
SHIP     S 0400  21.30 -157.90  139 303   90   9.9     -     -     -     -   -  29.96     -  82.6  79.3  66.4     -    -     -     -     -      -     -     -      -  ---- -----        -       -       -       -      -      -              -
51211    B 0430  21.30 -157.96  141 303    -     -     -   2.3    13   4.7 158      -     -     -  80.4     -     -    -     -     -     -      -     -     -      -  ---- -----     1.64     12.5     SSE    1.97    5.6    SSE            N/A
51211    B 0400  21.30 -157.96  141 303    -     -     -   2.6    13   5.1 155      -     -     -  80.4     -     -    -     -     -     -      -     -     -      -  ---- -----     1.64     12.5     SSE    1.97    5.9    SSE        AVERAGE
51201    B 0432  21.67 -158.12  161 308    -     -     -   3.6    10   5.5 358      -     -     -  78.4     -     -    -     -     -     -      -     -     -      -  ---- -----     1.31     10.5       N    2.95    9.9      N        AVERAGE
51201    B 0402  21.67 -158.12  161 308    -     -     -   3.6    10   5.3   6      -     -     -  78.4     -     -    -     -     -     -      -     -     -      -  ---- -----     1.64     10.5       N    2.95    9.9      N        AVERAGE
51002    B 0450  17.04 -157.70  209 211   70  13.6  17.5   4.9    13   5.5 126  29.96     -  79.2  79.7  71.8     -    -     -     -     -      -     -     -      -  ---- -----     3.61     12.9      SE    3.28    4.8      E          SWELL
51002    B 0440  17.04 -157.70  209 211   70  13.6  17.5   4.9     -   5.5 126  29.95     -  79.2  79.7  71.8     -    -     -     -     -      -     -     -      -  ---- -----     3.61     12.9      SE    3.28    4.8      E          SWELL
51002    B 0430  17.04 -157.70  209 211   80  15.5  19.4     -     -     -   -  29.95     -  79.2  79.7  71.6     -    -     -     -     -      -     -     -      -  ---- -----     3.61     12.9      SE    3.28    4.8      E          SWELL
51002    B 0420  17.04 -157.70  209 211   80  15.5  17.5     -     -     -   -  29.95     -  79.3  79.7  72.0     -    -     -     -     -      -     -     -      -  ---- -----        -       -       -       -      -      -              -
51002    B 0410  17.04 -157.70  209 211   70  15.5  17.5     -     -     -   -  29.95     -  79.3  79.9  71.8     -    -     -     -     -      -     -     -      -  ---- -----        -       -       -       -      -      -              -
51002    B 0400  17.04 -157.70  209 211   70  13.6  17.5     -     -     -   -  29.94 -0.01  79.3  79.9  71.6     -    -     -     -     -      -     -     -      -  ---- -----        -       -       -       -      -      -              -
NWWH1    O 0454  21.95 -159.35  228 301   60   5.1   8.0     -     -     -   -  30.02     -  79.0  81.3     -     -    -     -     -     -      -     -     -      -  ---- -----        -       -       -       -      -      -              -
NWWH1    O 0448  21.95 -159.35  228 301   50   6.0   8.0     -     -     -   -  30.02     -  78.8     -     -     -    -     -     -     -      -     -     -      -  ---- -----        -       -       -       -      -      -              -
NWWH1    O 0442  21.95 -159.35  228 301   60   7.0   8.9     -     -     -   -  30.02     -  79.2  81.3     -     -    -     -     -     -      -     -     -      -  ---- -----        -       -       -       -      -      -              -
NWWH1    O 0436  21.95 -159.35  228 301   60   7.0   8.9     -     -     -   -  30.02     -  78.8  81.1     -     -    -     -     -     -      -     -     -      -  ---- -----        -       -       -       -      -      -              -
NWWH1    O 0430  21.95 -159.35  228 301   60   6.0   8.9     -     -     -   -  30.02     -  78.8     -     -     -    -     -     -     -      -     -     -      -  ---- -----        -       -       -       -      -      -              -
NWWH1    O 0424  21.95 -159.35  228 301   50   6.0   9.9     -     -     -   -  30.02     -  79.5  81.3     -     -    -     -     -     -      -     -     -      -  ---- -----        -       -       -       -      -      -              -
NWWH1    O 0418  21.95 -159.35  228 301   60   7.0   9.9     -     -     -   -  30.02     -  79.2     -     -     -    -     -     -     -      -     -     -      -  ---- -----        -       -       -       -      -      -              -
NWWH1    O 0412  21.95 -159.35  228 301   60   6.0   9.9     -     -     -   -  30.02     -  79.2  81.5     -     -    -     -     -     -      -     -     -      -  ---- -----        -       -       -       -      -      -              -
NWWH1    O 0406  21.95 -159.35  228 301   60   6.0   8.9     -     -     -   -  30.02     -  79.2  81.5     -     -    -     -     -     -      -     -     -      -  ---- -----        -       -       -       -      -      -              -
NWWH1    O 0400  21.95 -159.35  228 301   50   7.0   8.9     -     -     -   -  30.02 +0.00  79.2     -     -     -    -     -     -     -      -     -     -      -  ---- -----        -       -       -       -      -      -              -
51000    B 0450  23.54 -153.81  238  28   80  13.6  17.5   6.6    11   6.7  56  30.07 +0.02  77.5  78.4     -     -    -     -     -     -      -     -     -      -  ---- -----     5.58     11.4      NE    3.61    5.6      E          SWELL
51004    B 0450  17.60 -152.40  244 126   70  17.5  21.4   6.2    13   6.4  86  29.97 +0.00     -  79.0     -     -    -     -     -     -      -     -     -      -  ---- -----     4.59     12.9       E    4.27    5.3    ENE          SWELL
51208    B 0452  22.29 -159.57  249 303    -     -     -   4.6    12   5.9  55      -     -     -  80.4     -     -    -     -     -     -      -     -     -      -  ---- -----     1.97     11.8      NE    3.94    8.3     NE        AVERAGE
51208    B 0422  22.29 -159.57  249 303    -     -     -   4.3    13   5.8  41      -     -     -  80.8     -     -    -     -     -     -      -     -     -      -  ---- -----     1.97     12.5      NE    3.94    6.7    NNE        AVERAGE
    82 observations reported for 0400 GMT

1 B = Buoy, C = C-MAN Station, D = Drifting Buoy, S = Ship, O = Other

Description of Observation Data