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Minor planet follow-up portal
v. 3.15.3
2025 HC3
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Name
CD86EA2 → 2025 HC3
Type
NEO
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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Last Update: 2025-Apr-25 08:19
Orbital Elements
MPC Minor Planet
Epoch of elements (MJD)
60789.0
April 24, 2025
Orbital inclination in deg
8.9142
Longitude of Ascending Node (deg)
120.26064
Arg of perihelion (deg)
141.34248
Eccentricity
0.4833246
Mean distance (AU)
2.1185522
Mean Anomaly (deg)
345.6481
Absolute Magnitude (H)
22.1
Slope Parameter (G)
0.15
Albedo (average)
0.17
Albedo (range)
0.01 - 0.60
Diameter in meters (average)
135
Diameter in meters
(range)
65 - 505
Physical Parameters
Diameter
Initial Diameter Guess using H=22.1 and albedo=0.14 (0.01 to 0.5)
MPC Default
135.04 m
+370.0 / -64.0
Follow-up Details
NEOCP
digest2
score
79
Number of observations
30
Arc length (days)
1.92
Time since last observation (days)
0.16
Spectroscopy Details
Known Taxonomies
None
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