SANPSI strong vortex case, initialised on 2022-01-01, zonal-mean nudging in the stratosphere

Title SANPSI strong vortex case, initialised on 2022-01-01, zonal-mean nudging in the stratosphere
Description SNAPSI case study of Northern Hemisphere strong polar vortex case in the stratosphere, initialised on 2022-01-01. TCo319L137 resolution 51-member ensemble, integrated for 70 days. Nudging to the zonal-mean.
DOI -
Experiment ID i4gn
Experiment class ECMWF Research Department
Examples

retrieve pressure level temperature fields for perturbed ENS member 1, step 6h of the forecast

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

server = ECMWFDataServer()

server.retrieve({
    "class": "rd",
    "dataset": "research",
    "date": "2022-01-01",
    "expver": "i4gn",
    "levelist": "0.4/0.5/0.7/1/2/3/5/7/10/15/20/30/40/50/60/70/80/90/100/115/130/150/170/200/250/300/400/500/600/700/850/925/1000",
    "levtype": "pl",
    "number": "1",
    "param": "130.128",
    "step": "6",
    "stream": "enfo",
    "target": "output.grib",
    "time": "00:00:00",
    "type": "pf"
})

Retrieve surface level field of 2m temperature for perturbed ensemble member 50, step 6h of the forecast

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

server = ECMWFDataServer()

server.retrieve({
    "class": "rd",
    "dataset": "research",
    "date": "2022-01-01",
    "expver": "i4gn",
    "levtype": "sfc",
    "number": "50",
    "param": "167.128",
    "step": "6",
    "stream": "enfo",
    "target": "output",
    "time": "00:00:00",
    "type": "pf"
})