MASTER: PSN in PGC829171
ATel #10448; V. Shumkov, V. Lipunov (Lomonosov MSU), D. Buckley (SAAO), E. Gorbovskoy, N. Tiurina, P. Balanutsa, A. Kuznetsov, V. Kornilov, O. Gress, T. Pogrosheva, V. Vladimirov, I. Gorbunov, D. Kuvshinov (Lomonosov Moscow State University, SAI), A. Gabovich (BSPU)
on 31 May 2017; 13:35 UT
Credential Certification: Nataly Tyurina (tiurina@sai.msu.ru)
Subjects: Optical, Supernovae, Transient
MASTER OT J132547.22-212227.6 discovery - PSN in 0.7"E,13.8"S of PGC829171
MASTER-SAAO auto-detection system ( Lipunov et al., "MASTER Global Robotic Net", Advances in Astronomy, 2010, 30L ) discovered OT source at (RA, Dec) = 13h 25m 47.22s -21d 22m 27.6s on 2017-05-30.74118 UT.
The OT unfiltered magnitude is 17.6m (mlim=19.7).
The OT is seen in 2 images (2017-05-30 17:47:18,18:16:09UT). There is no minor planet at this place.
We have reference image on 2016-03-30.81512 UT with unfiltered mlim=21.0m. The nearest in time image without OT was on 2017-05-02 21:52:39UT with mlim=19.6.
This PSN is in 0.7"E,13.8"S of PGC829171 disc galaxy with Btc=17.47
Spectral observations are required.
The discovery and reference images are available at:
http://master.sai.msu.ru/static/OT/132547.22-212227.6.png
List of Optical Transients discovered by MASTER
MASTER Global Robotic Net