C/2018 F1 (Grauer)
DEPARTED
Type: Periodic
Perihelion date: 14 December 2018
Perihelion distance (q): 3.0
Aphelion distance (Q) : 642
Period (years): 5,790
Eccentricity (e): 0.99
Inclination (i): 46.1
JPL orbit diagram
COBS lightcurve
Al Grauer discovered a comet of 19th magnitude in Mt Lemmon Survey images taken
with the 1.5m reflector on 17 March 2018. It was independently discovered a few
hours later in PanSTARRS images and they also found pre-discovery images from
22 December 2017, 17 January and 10 March 2018.
Observations (VEMag = visual equivalent magnitude)
Date
10x10 mag
Error
VEmag
Coma '
07-Apr-18
18.79
0.18
18.6
0.2
06-May-18
18.80
0.10
18.6
0.2
14-Jul-18
18.60
0.13
18.2
0.2