VizieR Online Data Catalog: Two-year monitoring of intra-day variability of quasar 1156+295 at 4.8 GHz.

The Urumqi Intra-Day Variable (IDV) observation campaign was carried out from August 2005 to January 2010 with the Urumqi 25m radio telescope, at a frequency of 4.8GHz. Observing sessions of 3 to 5 days were typically scheduled once per month. The observing strategy and the detailed calibration method were described in Marchili et al. (2010A&A...509A..47M). The quasar 1156+295 (4C +29.45) was included in our monitoring program in late 2007, observed in 18 observing sessions from October 2007 to October 2009.

(1 data file).