Schedule Observations Schedule Spectroscopic Observations
NameP21q8AG → C/2022 A2
Type Comet (Hyperbolic)
Status Not Following
Source Minor Planet Center
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Recent Blocks Scheduled
Measurements
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Last Update: 2022-Feb-12 00:00
Orbital Elements
MPC Comet
Epoch of elements (MJD)
59600.0 Jan. 21, 2022
Orbital inclination in deg 108.14011
Longitude of Ascending Node (deg) 171.5821
Arg of perihelion (deg) 88.38229
Eccentricity 1.0002118
Perihelion distance (AU) 1.7349810
Epoch of perihelion Feb. 18, 2023, 7:29 a.m.
Epoch of perihelion (MJD) 59993.31216
Total Magnitude (M1) 7.1
Slope Parameter (k1) 13.75
Physical Parameters
PC autocmod 3.0e

31
0.03
K2 autocmod 3.0e

31
5.0
M2 from 9 observations, autocmod 3.0e

31
12.0 +/- 0.2
K1 autocmod 3.0e

31
12.25
M1 2 parameter fit from 668 observations, autocmod 3.0e

31
8.1 +/- 0.6
Reciprocal of semimajor axis E2022-CN4
0.000193 au +/- 0.0002715
+/- 0.0002715
Diameter Initial Diameter Guess using H=12.7 and albedo=0.14 (0.01 to 0.5)

MPC Default
10243.8 m +28085.0 / -4823.0
Follow-up Details
NEOCP digest2 score 35
Number of observations 109
Arc length (days) 34.00
Time since last observation (days) 15.05
Spectroscopy Details
Known Taxonomies None