C/2019 D1 (Flewelling)
DEPARTED
Type: Periodic
Perihelion date: 11 May 2019
Perihelion distance (q): 1.6
Aphelion distance (Q) : 274
Period (years): 1,617
Eccentricity (e): 0.99
Inclination (i): 34.1
JPL orbit diagram
COBS lightcurve
Heather Flewelling discovered a 17th magnitude comet in images taken with the
ATLAS (Asteroid Terrestrial-impact Last Alert System) 0.5m Schmidt at Mauna Loa
on 26 February 2019. It had been posted on the PCCP as A10ceJ9.
Observations (VEMag = visual equivalent magnitude)
Date
10x10 mag
Error
VEmag
Coma '
08-May-19
15.98
0.02
14.3
0.5
15-Jun-19
16.60
0.05
13.6
0.4
02-Jul-19
16.69
0.02
14.5
0.6
09-Aug-19
17.83
0.14
16.6
0.4
26-Aug-19
18.14
0.03
16.6
0.3
02-Sep-19
18.61
0.04
18.2
0.3
24-Sep-19
18.79
0.02
17.1
0.3
30-Sep-19
18.78
0.06
17.7
0.3
21-Oct-19
19.24
0.14
17.5
0.3
22-Nov-19
20.11
0.17
19.9
0.2