EXPECT Double ∆CO2/ocean (ORAS6)

Title EXPECT Double ∆CO2/ocean (ORAS6)
Description EXPECT seasonal hindcast experiment Double ∆CO2/ocean (ORAS6). Sensitivity experiment equivalent to Double ΔCO₂/ocean (iqdq), but using 1993–2023 ORAS6 3D ocean temperature data to estimate the forced climate-change signal (For full details see Mayer et al. 2026) . Experiment uses Cy49R2 v8 at Tco199 and ORCA025Z75 resolution (the reference ocean ICs are from ORAS6 0001). 51 member ensemble of May initialisations for the years 1993-2023 and run for 7 months.
DOI 10.21957/pfax-ex94
Experiment ID itrc
Experiment class ECMWF Research Department
Examples

Retrieve SSTs for all start dates and all ens members

#!/usr/bin/env python
from ecmwfapi import ECMWFDataServer

server = ECMWFDataServer()

server.retrieve({
    "class": "rd",
    "dataset": "research",
    "date": "1993-05-01/1994-05-01/1995-05-01/1996-05-01/1997-05-01/1998-05-01/1999-05-01/2000-05-01/2001-05-01/2002-05-01/2003-05-01/2004-05-01/2005-05-01/2006-05-01/2007-05-01/2008-05-01/2009-05-01/2010-05-01/2011-05-01/2012-05-01/2013-05-01/2014-05-01/2015-05-01/2016-05-01/2017-05-01/2018-05-01/2019-05-01/2020-05-01/2021-05-01/2022-05-01/2023-05-01",
    "expver": "itrc",
    "fcmonth": "1/2/3/4/5/6/7",
    "levtype": "sfc",
    "method": "1",
    "number": "0/1/2/3/4/5/6/7/8/9/10/11/12/13/14/15/16/17/18/19/20/21/22/23/24/25/26/27/28/29/30/31/32/33/34/35/36/37/38/39/40/41/42/43/44/45/46/47/48/49/50",
    "origin": "ecmf",
    "param": "34.128",
    "stream": "msmm",
    "target": "output",
    "time": "00:00:00",
    "type": "fcmean"
})

Retrieve T2m for all start dates and all ens members

#!/usr/bin/env python
from ecmwfapi import ECMWFDataServer

server = ECMWFDataServer()

server.retrieve({
    "class": "rd",
    "dataset": "research",
    "date": "1993-05-01/1994-05-01/1995-05-01/1996-05-01/1997-05-01/1998-05-01/1999-05-01/2000-05-01/2001-05-01/2002-05-01/2003-05-01/2004-05-01/2005-05-01/2006-05-01/2007-05-01/2008-05-01/2009-05-01/2010-05-01/2011-05-01/2012-05-01/2013-05-01/2014-05-01/2015-05-01/2016-05-01/2017-05-01/2018-05-01/2019-05-01/2020-05-01/2021-05-01/2022-05-01/2023-05-01",
    "expver": "itrc",
    "fcmonth": "1/2/3/4/5/6/7",
    "levtype": "sfc",
    "method": "1",
    "number": "0/1/2/3/4/5/6/7/8/9/10/11/12/13/14/15/16/17/18/19/20/21/22/23/24/25/26/27/28/29/30/31/32/33/34/35/36/37/38/39/40/41/42/43/44/45/46/47/48/49/50",
    "origin": "ecmf",
    "param": "167.128",
    "stream": "msmm",
    "target": "output",
    "time": "00:00:00",
    "type": "fcmean"
})