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v. 3.16.0
2025 SJ2
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Name
5JI1921 → 2025 SJ2
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-19 22:50
Orbital Elements
MPC Minor Planet
Epoch of elements (MJD)
60937.0
Sept. 19, 2025
Orbital inclination in deg
8.91546
Longitude of Ascending Node (deg)
355.96219
Arg of perihelion (deg)
303.27747
Eccentricity
0.2314999
Mean distance (AU)
1.2334271
Mean Anomaly (deg)
36.57444
Absolute Magnitude (H)
26.7
Slope Parameter (G)
0.15
Albedo (average)
0.17
Albedo (range)
0.01 - 0.60
Diameter in meters (average)
16
Diameter in meters
(range)
8 - 61
Physical Parameters
Diameter
Initial Diameter Guess using H=26.7 and albedo=0.14 (0.01 to 0.5)
MPC Default
16.24 m
+45.0 / -8.0
Follow-up Details
NEOCP
digest2
score
86
Number of observations
35
Arc length (days)
0.78
Time since last observation (days)
0.02
Spectroscopy Details
Known Taxonomies
None
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