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Minor planet follow-up portal
v. 3.16.4
2025 US4
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Schedule Spectroscopic Observations
Name
C17C3V5 → 2025 US4
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-Oct-22 10:06
Orbital Elements
MPC Minor Planet
Epoch of elements (MJD)
60969.0
Oct. 21, 2025
Orbital inclination in deg
3.46261
Longitude of Ascending Node (deg)
43.11775
Arg of perihelion (deg)
282.59502
Eccentricity
0.4155253
Mean distance (AU)
1.4859306
Mean Anomaly (deg)
27.15757
Absolute Magnitude (H)
27.0
Slope Parameter (G)
0.15
Albedo (average)
0.17
Albedo (range)
0.01 - 0.60
Diameter in meters (average)
14
Diameter in meters
(range)
7 - 53
Physical Parameters
Diameter
Initial Diameter Guess using H=27.0 and albedo=0.14 (0.01 to 0.5)
MPC Default
14.14 m
+39.0 / -7.0
Follow-up Details
NEOCP
digest2
score
98
Number of observations
11
Arc length (days)
0.27
Time since last observation (days)
1.68
Spectroscopy Details
Known Taxonomies
None
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