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v. 3.15.3
C/2025 L2
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Name
5F12I21 → C/2025 L2
Type
Comet
Status
Not Following
Source
Minor Planet Center
UTC date
------------ Any 1.0m ------------
LSC 1.0m - W85-87; (CTIO, Chile)
ELP 1.0m - V37,V39; (McDonald, Texas)
COJ 1.0m - Q63-64; (Siding Spring, Aust.)
CPT 1.0m - K91-93; (Sutherland, S. Africa)
TFN 1.0m - Z31,Z24; (Tenerife, Spain)
------------ Any 0.4m ------------
LSC 0.4m - W89,W79; (CTIO, Chile)
ELP 0.4m - V38; (McDonald, Texas)
OGG 0.4m - T03-04; (Maui, Hawaii)
COJ 0.4m - Q58-59; (Siding Spring, Aust.)
CPT 0.4m - L09; (Sutherland, S. Africa)
TFN 0.4m - Z17,Z21; (Tenerife, Spain)
------------ Any 2.0m ------------
FTS 2.0m - E10; (Siding Spring, Aust.) [MuSCAT4]
FTN 2.0m - F65; (Maui, Hawaii ) [MuSCAT3]
------------ Non LCO ------------
Mt John 1.8m - 474 (Mt John, NZ)
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Measurements
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Last Update: 2025-Jun-11 13:21
Orbital Elements
MPC Comet
Epoch of elements (MJD)
60830.0
June 4, 2025
Orbital inclination in deg
86.10354
Longitude of Ascending Node (deg)
134.82747
Arg of perihelion (deg)
232.529
Eccentricity
0.9240446
Perihelion distance (AU)
2.8361739
Epoch of perihelion
Dec. 22, 2025, 7:24 p.m.
Epoch of perihelion (MJD)
61031.80840
Total Magnitude (M1)
13.5
Slope Parameter (k1)
10.0
Physical Parameters
Diameter
Initial Diameter Guess using H=13.5 and albedo=0.14 (0.01 to 0.5)
MPC Default
7086.98 m
+19430.0 / -3337.0
Follow-up Details
NEOCP
digest2
score
35
Number of observations
55
Arc length (days)
9.05
Time since last observation (days)
0.24
Spectroscopy Details
Known Taxonomies
None
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