Schedule Observations Schedule Spectroscopic Observations
NameSWAN25F → C/2025 F2
Type Comet
Status Not 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 Measurement: 2025-Apr-21 19:04
Orbital Elements
MPC Comet
Epoch of elements (MJD)
60800.0 May 5, 2025
Orbital inclination in deg 90.36487
Longitude of Ascending Node (deg) 329.84074
Arg of perihelion (deg) 153.83735
Eccentricity 1.0001093
Perihelion distance (AU) 0.3334945
Epoch of perihelion May 1, 2025, 3:52 a.m.
Epoch of perihelion (MJD) 60796.16160
Total Magnitude (M1) 12.3
Slope Parameter (k1) 13.0
Physical Parameters
Phase Slope MPC Default
5.2
Reciprocal of semimajor axis E2025-J92
0.000189 au +/- 0.0000259
+/- 0.0000259
K1 autocmod 3.0f

7
13.0
M1 2 parameter fit from 289 observations, autocmod 3.0f

7
12.3 +/- 1.0
Diameter Initial Diameter Guess using H=10.3 and albedo=0.14 (0.01 to 0.5)

MPC Default
30935.77 m +84815.0 / -14566.0
Follow-up Details
NEOCP digest2 score 35
Number of observations 518
Arc length (days) 230.00
Time since last observation (days) 25.94
Spectroscopy Details
Known Taxonomies None