Schedule Observations Schedule Spectroscopic Observations
NameA105UPd → C/2018 A3
Type Comet (Long Period)
Status Actively Following
Source Minor Planet Center
Check Spectroscopic Feasibility Create LC Plot
Recent Blocks Scheduled
  • No blocks have been scheduled
Measurements
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Last Update: 2020-Oct-24 00:00
Orbital Elements
MPC Comet
Epoch of elements (MJD)
59200.0 Dec. 17, 2020
Orbital inclination in deg 139.54503
Longitude of Ascending Node (deg) 194.29405
Arg of perihelion (deg) 86.39355
Eccentricity 0.9930172
Perihelion distance (AU) 3.2755973
Epoch of perihelion Jan. 12, 2019, 2:58 p.m.
Epoch of perihelion (MJD) 58495.62408
Total Magnitude (M1) 9.4
Slope Parameter (k1) 9.0
Physical Parameters
Reciprocal of semimajor axis E2021-F20
0.003521 au +/- 0.0000003
+/- 0.0000003
PC autocmod 2.9c

30
0.03
K2 autocmod 2.9c

30
5.0
M2 from 597 observations, autocmod 2.9c

30
11.9 +/- 0.4
K1 autocmod 2.9c

30
9.0
M1 2 parameter fit from 862 observations, autocmod 2.9c

30
9.4 +/- 0.6
Follow-up Details
NEOCP digest2 score 10
Number of observations 1607
Arc length (days) 1018.00
Time since last observation (days) 491.11
Spectroscopy Details
Known Taxonomies None