C/2015 G2 (MASTER)
DEPARTED
Type: Hyperbolic
Perihelion date: 23 May 2015
Perihelion distance (q): 0.8
Aphelion distance (Q) : n/a
Period (years): n/a
Eccentricity (e): 1.00
Inclination (i): 147.6
JPL orbit diagram
COBS lightcurve
The PCCP object M503ujx was been designated as 2015 G2. The comet was
reported by Denis Denisenko in R-band images taken by P. Balanutsa et al. with the
MASTER (Mobile Astronomical System of the Telescope-Robots) 0.4-m f/2.5 reflector
at the South African Astronomical Observatory on 7 April 2015. Rob Kaufman from
Australia noted the comet in pre-discovery images taken on 30 March.
Observations (VEMag = visual equivalent magnitude)
Date
10x10 mag
Error
VEmag
Coma '
08-Apr-15
12.73
0.03
9.8
1.3
19-Apr-15
12.20
0.01
9.0
2.9
02-May-15
11.59
0.04
8.5
2.5
03-May-15
11.47
0.03
8.3
2.5
15-May-15
11.10
0.04
7.9
4.7
22-May-15
11.30
0.02
8.2
3.3
27-May-15
11.45
0.01
8.3
2.9
02-Jun-15
11.78
0.02
8.7
1.9
14-Sep-15
16.11
0.09
12.9
0.2
23-Sep-15
16.49
0.04
14.6
0.3
30-Sep-15
16.45
0.05
13.7
0.2
13-Oct-15
16.80
0.07
14.8
0.2
20-Oct-15
16.75
0.07
13.6
0.3
10-Nov-15
16.97
0.01
14.0
0.4
17-Nov-15
16.87
0.03
15.2
0.2
09-Dec-15
17.08
0.03
15.2
0.2
15-Dec-15
16.98
0.03