• 2025-06-16 08:31 UTC
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Schedule Observations Schedule Spectroscopic Observations
NameC819FC2 → C/2022 S4
Type Comet (Long Period)
Status Actively Following
Characterization Target
Source LOOK Project
Check Spectroscopic Feasibility Create LC Plot
Recent Blocks Scheduled
Measurements
Show Measurements
Plot Visibility
Last Update: 2025-Jun-04 22:07
Orbital Elements
MPC Comet
Epoch of elements (MJD)
60827.0 June 1, 2025
Orbital inclination in deg 101.2158941775213
Longitude of Ascending Node (deg) 220.1783881065193
Arg of perihelion (deg) 268.5496257283145
Eccentricity 0.997458915534
Perihelion distance (AU) 2.7617217
Epoch of perihelion July 18, 2024, 5:47 p.m.
Epoch of perihelion (MJD) 60509.74151
Total Magnitude (M1) 11.38
Slope Parameter (k1) 10.0
Physical Parameters
Diameter Initial Diameter Guess using H=11.38 and albedo=0.14 (0.01 to 0.5)

MPC Default
18813.13 m +51579.0 / -8858.0
Reciprocal of semimajor axis E2024-PC5
0.00004 au +/- 0.0000007
+/- 0.0000007
PC autocmod 3.0f

39
0.03
K2 autocmod 3.0f

39
5.0
M2 from 6 observations, autocmod 3.0f

39
12.2 +/- 0.2
K1 autocmod 3.0f

39
6.75
M1 2 parameter fit from 637 observations, autocmod 3.0f

39
10.8 +/- 0.6
Follow-up Details
NEOCP digest2 score 35
Number of observations 648
Arc length (days) 712.65
Time since last observation (days) 463.90
Spectroscopy Details
Known Taxonomies None