ROMS is running beyond its assigned time limits

General scientific issues regarding ROMS

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Biswamoy_Paul

ROMS is running beyond its assigned time limits

#1 Unread post by Biswamoy_Paul »

I am using ROMS (quarter degree) for Indian Ocean with forcing files ranging from 1-JAN-2002 to 31-DEC-2011. Initial condition is on 4-JAN-2003. I preassigned the time step DT = 600 and NTIMES = 17280 (four months). Now the problem is that when I am running the model it is running beyond its assigned time limits (i.e.,beyond four months) until I manually kill the job :shock: . I am hereby attaching the ocean.in file for your reference.
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kate
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Joined: Wed Jul 02, 2003 5:29 pm
Location: CFOS/UAF, USA

Re: ROMS is running beyond its assigned time limits

#2 Unread post by kate »

Your problem is in the time axis. You have:

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      DSTART =  0.0d0                     ! days
  TIDE_START =  0.0d0                      ! days
    TIME_REF =  19900101.0d0               ! yyyymmdd.dd
which means your time origin starts in 1990 and your initial time is zero. I don't know what time is defined in your initial file, nor it's attributes. I keep the time origin in 1900, then set DSTART to the days since then corresponding to the time in my initial file. Alternately, you could leave DSTART=0 with time=0 in the file and change the TIME_REF. Then times in all other files would have to share this time origin (forcing, boundary, etc).

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