TY - GEN KW - newsletter AU - Carla Cardinali AU - S. Healy BT - ECMWF Newsletter C1 - Research DA - 2012 DO - 10.21957/8r6iq1w0 IS - 133 LA - eng M3 - Meteorology PB - ECMWF PY - 2012 SE - Meteorology SP - 30 EP - 33 T2 - ECMWF Newsletter TI - Forecast sensitivity to observation error variance UR - https://www.ecmwf.int/node/17416 ER -