C/2015 G2 (MASTER)

For other comets discovered by the Mobile Astronomical System of Telescope-Robots, see Comet MASTER.

C/2015 G2

Discovery
Discovery date	2015/04/07
Orbital characteristics
Epoch	2015-Apr-21 (JD 2457133.5)
Observation arc	54 days
Number of observations	230
Perihelion	0.779879 AU
Eccentricity	1.00045 (1950) 1.00085 (2015) 1.00078 (2050)
Inclination	147.5613°
Last perihelion	May 23, 2015
Next perihelion	Ejection
Comet total magnitude (M1)	11.6 ± 1
Comet nuclear magnitude (M2)	14.5 ± 0.9

C/2015 G2 (MASTER) is a comet discovered April 7, 2015 by MASTER, the Mobile Astronomical System of the Telescope-Robots at the South African Astronomical Observatory (SAAO).[1] It was the first comet discovered from South Africa in 35 years.[2]

Discovery was confirmed April 10, 2015 by the Minor Planet Center.[2] It was at magnitude 10.7 at discovery and by mid-May it had reached magnitude 6.0.[3]

References

1. Yoshida, Seiichi. "C/2015 G2 (MASTER)". Weekly Information about Bright Comets. Archived from the original on 7 September 2015. Retrieved 20 May 2015.
2. "C/2015 G2 (MASTER) is first South African Comet discovery in 35 years". Africa2Moon. Archived from the original on 21 May 2015. Retrieved 20 May 2015.
3. Yoshida, Seiichi. "Weekly Information about Bright Comets (2015 May 16: North)". Weekly Information About Bright Comets. Archived from the original on 23 May 2015. Retrieved 20 May 2015.

External links

• C/2015 G2 at the JPL Small-Body Database
  • Close approach · Discovery · Ephemeris · Orbit viewer · Orbit parameters · Physical parameters