IAU Central Bureau for Astronomical Telegrams

Central Bureau for Astronomical Telegrams -- Image credits

CBAT "Transient Object Followup Reports"

PNV J00425571+4117524

PNV J00425571+4117524   2011 10 20.3656*  00 42 55.71 +41 17 52.4  15.9 U  128E 104N  M31       I 0



2011 10 20.4574

Mag. 15.0 U, Position end figures 55.73, 52.4; composited 3 frames, each 60 seconds exposure.; 0.30-m f/7.0 Cassegrain + CCD, T. Yusa and N.Wada, Osaki




2011 10 20.32647

Inspect of CCD Clear-band images obtained by L. Elenin (ISON-NM Observatory, Mayhill) using the 0.45-m f/2.8 astrograph + CCD, exp=3x120sec and processed by S. Korotkiy: object detected at position end figures 55.76, 52.8 (UCAC3, J2000, accuracy of 0.3"). Magnitude 16.1C. Image URL: http://www.astroalert.su/files/pnv_j00425571_4117524_2011-10-20_07-47ut_ison.png . Image taken on 2011 Oct. 19.2632UT by L. Elenin (ISON-NM Observatory, Mayhill) does not detect the object (limiting mag 20.0R). Stanislav Korotkiy.




2011 10 19.71528

Optical Nova Candidate in M31 E. Ovcharov (SU, Sofia), A. Valcheva (SU, Sofia), A. Kostov (IA, Sofia), Y. Nikolov (IA, Sofia), P. Nedialkov (SU, Sofia). Magnitude R = 17.574 +/- 0.059 (from 3x300sec co-added CCD images). URL: http://www.astronomerstelegram.org/?read=3693




2011 10 20.340

This possible nova in M31 was seen with 9 x 600 sec images using a clear filter. Astrometry: RA 00 42 55.72 Dec 41 17 52.5 Photometry: 17.2 +/- 0.4 These data were collected by Joseph Brimacombe, Cairns, Australia. Link to color image and further information: http://www.flickr.com/photos/43846774@N02/6266015483/




2011 10 21.10

Type Fe IIb extragalactic nova http://www.astronomerstelegram.org/?read=3699




2011 10 21.739

Object detected at position end figures 55.74, 52.5. R-band magnitude 17.20 +/- 0.07. Additional R-band magnitude measured on 22.107 UT: 16.78 +/- 0.06. K. Hornoch and P. Kusnirak, Ondrejov observatory



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