Schedule Observations Schedule Spectroscopic Observations
NameI061753 → C/2017 A3
Type Comet (Long Period)
Status Not Following
Source Minor Planet Center
Check Spectroscopic Feasibility Create LC Plot
Recent Blocks Scheduled
Measurements
Show Measurements
Plot Visibility
Last Update: 2017-Dec-01 00:00
Orbital Elements
MPC Comet
Epoch of elements (MJD)
59000.0 May 31, 2020
Orbital inclination in deg 98.53728
Longitude of Ascending Node (deg) 97.90783
Arg of perihelion (deg) 304.04223
Eccentricity 0.9114795
Perihelion distance (AU) 3.8493389
Epoch of perihelion Jan. 30, 2017, 6:23 p.m.
Epoch of perihelion (MJD) 57783.76643
Total Magnitude (M1) 9.7
Slope Parameter (k1) 10.0
Physical Parameters
PC autocmod 2.9c

13
0.03
K2 autocmod 2.9c

13
5.0
M2 from 45 observations, autocmod 2.9c

13
13.2 +/- 0.5
K1 autocmod 2.9c

13
10.0
M1 from 123 observations, assumed slope, autocmod 2.9c

13
9.7 +/- 0.5
Follow-up Details
NEOCP digest2 score 10
Number of observations 181
Arc length (days) 330.00
Time since last observation (days) 1549.13
Spectroscopy Details
Known Taxonomies None