Month: October 2018

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Observation: 2017eaw

2017eaw, Type IIP in NGC 6946
Discovered 2017-05-14.238 by Patrick Wiggins, mag 12.8 at discovery
R.A. = 20h34m44s.238, Decl. = +60°11’36”.00

Observer: Cedric Raguenaud, SW France, GSNST
2018-10-03.906
Approx mag 19.57CV ±0.03, ZP=29.463mag
0.25m/f4 reflector + CCMOS, 0.5″/pixel
6x300s, bin 1×1

Previous observation: mag 19.60CV on 2018-09-12.830

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Observation: AT2018gqt

AT2018gqt, Type unknown
Discovered 2018-09-14.233 by ZTF, mag 17.88 at discovery
R.A. = 19h11m59s.510, Decl. = +31°57’05”.04

Observer: Cedric Raguenaud, SW France, GSNST
2018-09-24.990
Approx mag 18.51CV ±0.05, ZP=29.170mag
0.25m/f4 reflector + CCMOS, 0.5″/pixel
6x300s, bin1x1

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Observation: AT2018gtr

AT2018gtr, Type unknown
Discovered 2018-09-23.203 by ZTF, mag 18.4 at discovery
R.A. = 20h10m33s.750, Decl. = +52°44’54”.28

Observer: Cedric Raguenaud, SW France, GSNST
2018-09-25.017
Approx mag 18.89CV ±0.08, ZP=29.541mag
0.25m/f4 reflector + CCMOS, 0.5″/pixel
6x300s, bin 1×1

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Observation: AT2018gtb

AT2018gtb, Type unknown
Discovered 2018-09-21.322 by ZTF, mag 16.97 at discovery
R.A. = 23h09m38s.030, Decl. = +37°07’14”.94

Observer: Cedric Raguenaud, SW France, GSNST
2018-09-25.114
Approx mag 17.0CV ±0.01, ZP=29.579mag
Candidate is probably CRTS CSS090819 J230938+370715, type CV
0.25m/f4 reflrctor + CCMOS, 0.5″/pixel
6x300s, bin 1×1

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Observation: AT2018gqe

AT2018gqe, Type unknown in 2MASS 04540667+4853584
Discovered 2018-09-17.604 by ATLAS, mag 18.709 at discovery
R.A. = 04h54m06s.690, Decl. = +48°54’01”.04

Observer: Cedric Raguenaud, SW France, GSNST
2018-09-25.167
Approx mag 18.57CV ±0.04, ZP=29.830mag (photometry is difficult due to proximity to galaxy core)
0.25m/f4 reflector + CCMOS, 0.5″/pixel
6x300s, bin 1×1