Month: October 2018

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Observation: AT2018flh

AT2018flh, Type unknown in 2MASS 23005020+7110136
Discovered 2018-08-15.337 by ZTF, mag 18.75 at discovery
R.A. = 23h00m50s.260, Decl. = +71°10’13”.78

Observer: Cedric Raguenaud, SW France, GSNST
2018-09-13.167
Approx mag 18.11CV ±0.04, ZP=27.291mag
0.25m/f4 reflector + CCMOS, 0.5″/pixel
6x300s, bin 1×1

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Observation: 2018fiw

2018fiw, Type Ia in MRK 0941
Discovered 2018-08-21.576 by ATLAS, mag 19.228 at discovery
R.A. = 00h15m01s.840, Decl. = +34°48’40”.33

Observer: Cedric Raguenaud, SW France, GSNST
2018-09-14.993
Approx mag 17.77CV ±0.02, ZP=29.059mag
0.25m/f4 reflector + CCMOS, 0.5″/pixel
6x300s, bin 1×1

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Observation: 2018fss

2018fss, Type Ia in 2MASS 03062682+4112497
Discovered 2018-08-30.444 by ZTF, mag 18.8 at discovery
R.A. = 03h06m26s.810, Decl. = +41°12’49”.79

Observer: Cedric Raguenaud, SW France, GSNST
2018-09-17.017
Approx mag 16.36CV ±0.00, ZP=29.350mag
0.25m/f4 reflector + CCMOS, 0.5″/pixel
6x300s, bin 1×1

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SN 2018hfn (GSNST 2018-ah)

M. Kendurkar reported a discovery of a new transient and now it’s classified as Supernova SN 2018hfn. ( https://wis-tns.weizmann.ac.il/object/2018hfn )
Follow up observations of SN 2018hfn on 2018-10-13.116
V = 14.80 +/- 0.01
Observer: M. Kendurkar, GSNST