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v. 3.15.3
2025 RH4
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Name
C158UF5 → 2025 RH4
Type
NEO
Status
Actively 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-Sep-16 05:09
Orbital Elements
MPC Minor Planet
Epoch of elements (MJD)
60932.0
Sept. 14, 2025
Orbital inclination in deg
14.50197
Longitude of Ascending Node (deg)
180.09238
Arg of perihelion (deg)
249.18497
Eccentricity
0.694914
Mean distance (AU)
2.4922299
Mean Anomaly (deg)
345.84818
Absolute Magnitude (H)
24.1
Slope Parameter (G)
0.15
Albedo (average)
0.17
Albedo (range)
0.01 - 0.60
Diameter in meters (average)
54
Diameter in meters
(range)
26 - 201
Physical Parameters
Diameter
Initial Diameter Guess using H=24.1 and albedo=0.14 (0.01 to 0.5)
MPC Default
53.76 m
+147.0 / -25.0
Follow-up Details
NEOCP
digest2
score
100
Number of observations
13
Arc length (days)
1.92
Time since last observation (days)
0.44
Spectroscopy Details
Known Taxonomies
None
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