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20020318: McIDAS CMAN Observations

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  • Subject: 20020318: McIDAS CMAN Observations
  • Date: Mon, 18 Mar 2002 12:38:27 -0700
>From: Angel Li <address@hidden>
>Organization: U Miami/RSMAS
>Keywords: 200203181848.g2IImua19982 McIDAS DCISHP

Angel,

>When I list the McIdas schema for SHIPBUOYS there is a parameter called
>"STI". Is this water temperature?

Yes, this is Sea Surface Temperature.

>I enclose the listing from "lsche ishp".
>
>ME: ISHP  VERSION:  4  DATE: 1998230  TEXTID: "SHIP/BUOY/C-MAN OBSERVATIONS
>----        -------
>   DEFAULT NUMBER OF ROWS:   24                        INTEGER ID: 0
>                     COLS: 3000                   MISSING DATA VALUE:  -213906
> 2144
>   REPEAT GROUP:  NUMBER OF REPETITIONS:   1
>                      STARTING POSITION:   4
>                                   SIZE:  27
>   NUMBER OF KEYS IN ROW HEADER:     3
>                     COL HEADER:     0   STARTING AT POSITION   4
>                    DATA RECORD:    27   STARTING AT POSITION   4
>                                  ----
>                                    30 TOTAL
>
>        KEY  SCALE UNIT     KEY  SCALE UNIT     KEY  SCALE UNIT
>        ---- ----- ----     ---- ----- ----     ---- ----- ----
>        DAY    0   CYD      TIME   0   HMS      CMAX   0
>        MOD    0            TYPE   0   CHAR     IDA    0   CHAR
>        IDB    0   CHAR     HMS    0   HMS      LAT    4   DEG
>        LON    4   DEG      CA     0            T      2   K
>        TD     2   K        STI    2   K        DIR    0   DEG
>        SPD    1   MPS      PSL    1   MB       VIS    1   KM
>        WXP    0   CHAR     SWP    1   SEC      SWH    1   M
>        PSD    0   DEG      PSP    1   SEC      PSH    1   M
>        PCP    2   IN       PTIM   0   HMS      SP10   1   MPS
>        SP20   1   MPS      SPMX   1   MPS      LVLW   1   M
>LSCHE: DONE

In cases like this, it is better to look at the source file for the schema.
The schema source files all begin with DC, so the ISHP source file is DCISHP.
The DC files are best view in McIDAS using SEE:

SEE DCISHP
" ISHP (JSP) 0490 SCHEMA -- SHIP / BUOY REPORTS
"        NAME VSN DATE  ID "TEXTID
"        ---- --- ----- -- -------
  SCHEMA ISHP  4  98230  0 "SHIP/BUOY/C-MAN OBSERVATIONS

  ROWS 24                "ONE HOUR PER REPORTING TIME

  DAY        CYD         "YEAR AND JULIAN DAY (CCYYDDD)
  TIME       HMS         "NOMINAL TIME (HH0000)
  CMAX                   "NUMBER OF ENTRIES WRITTEN IN THIS ROW

  COLUMNS 3000           "MAXIMUM OF 3000 REPORTS PER HOUR

  DATA

  MOD                    "MODIFICATION FLAG
  TYPE       CHAR        "TYPE FLAG EITHER SHIP OR BUOY
  IDA        CHAR        "SHIP/BUOY IDENTIFIER  (2WRDS)
  IDB        CHAR        "SHIP/BUOY IDENTIFIER  (2WRDS)
  HMS        HMS         "TIME OF OBSERVATION
  LAT  4     DEG         "RANGE (-90 => +90) POSITIVE NORTH
  LON  4     DEG         "RANGE (-180 => +180) POSITIVE WEST
  CA                     "CLOUD AMOUNT (OCTANT SKY COVER)
  T    2     K           "TEMPERATURE
  TD   2     K           "DEW POINT TEMPERATURE
  STI  2     K           "SEA SURFACE TEMPERATURE
  DIR        DEG         "WIND DIRECTION
  SPD  1     MPS         "WIND SPEED
  PSL  1     MB          "SEA LEVEL PRESSURE
  VIS  1     KM          "VISIBILITY
  WXP        CHAR        "PRESENT WEATHER
  SWP  1     SEC         "PERIOD OF SEA OR WIND WAVES
  SWH  1     M           "HEIGHT OF SEA OR WIND WAVES
  PSD        DEG         "DIRECTION FROM WHICH PREDOMINANT SWELL COMES
  PSP  1     SEC         "PERIOD OF PREDOMINANT SWELL
  PSH  1     M           "HEIGHT OF PREDOMINANT SWELL
  PCP  2     IN          "PRECIPITATION SINCE LAST SYNOPTIC TIME
  PTIM       HMS         "TIME PERIOD FOR PRECIPITATION
  SP10 1     MPS         "10 METER WIND SPEED
  SP20 1     MPS         "20 METER WIND SPEED
  SPMX 1     MPS         "MAX WIND SPEED THAT OBSERVATION PERIOD
  LVLW 1     M           "WATER LEVEL ABOVE MEAN LOWER LOW WATER

ENDSCHEMA
SEE: Done...EOF Encountered.

Tom

>From address@hidden Mon Mar 18 12:49:20 2002

Thanks for info on the SEE command. I didn't know it existed.

Angel