Searching supernovae around the universe
2018ikk, Type Ia
Discovered 2018-11-01.094 by ZTF, mag 18.19 at discovery
R.A. = 17h56m43s.520, Decl. = +41°46’41”.11
Observer: Cedric Raguenaud, SW France, GSNST
20181118.794
SN not clearly visible between star and background galaxy. Could it have fainted already?
0.25m/f4 reflector + CCMOS, 0.5″/pixel
3x300s, bin 1×1
AT2018imk. Type unknown
Discovered 2018-11-10.147 by OGLE-IV wide field survey, mag 18.923I at discovery
R.A. = 01h42m30s.350, Decl. = -74°58’51”.70
Observer: Cedric Raguenaud, GSNST
2018-11-16.029
Approx mag 18.33CV ±0.41, ZP=24.694mag
Slooh.com Chile C1HM C14 @ f/11 + STL-11000M, 1.456 arcsec/pix
1x50s, bin 3×3
2018ims, Type unknown in UGC 00913
Discovered 2018-11-13.600 by Tsinghua-NAOC Transient Survey (TNTS), mag 17.9 at discovery
R.A. = 01h22m14s.880, Decl. = +34°40’08”.60
Observer: Cedric Raguenaud, SW France, GSNST
2018-11-16.852
Approx mag 15.42CV ±0.01, ZP=28.269mag
Note: the candidate is reported at the center of the galaxy core so photometry is unreliable
0.25m/f4 reflector + CCMOS, 0.5″/pixel
4x300s, bin 1×1
2018ikg, Type Ia in 2MASX J23081594+2242456
Discovered 2018-11-07.142 by ZTF, mag 17.9738 at discovery
R.A. = 23h08m16s.080, Decl. = +22°42’43”.78
Observer: Cedric Raguenaud, SW France, GSNST
2018-11-16.834
Approx mag 17.11CV ±0.04, ZP=28.891mag
Note: the supernova is very close to the galaxy core so photometry is unreliable
0.25m/f4 reflector + CCMOS, 0.5″/pixel
6x300s, bin 1×1
