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Minor planet follow-up portal
v. 3.17.1
2026 OC4
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Name
SO0009K → 2026 OC4
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,V45,V47; (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: 2026-Aug-02 16:30
Orbital Elements
MPC Minor Planet
Epoch of elements (MJD)
61252.0
July 31, 2026
Orbital inclination in deg
14.09136
Longitude of Ascending Node (deg)
307.45761
Arg of perihelion (deg)
263.18931
Eccentricity
0.4242103
Mean distance (AU)
1.2089385
Mean Anomaly (deg)
47.27247
Absolute Magnitude (H)
23.5
Slope Parameter (G)
0.15
Albedo (average)
0.17
Albedo (range)
0.01 - 0.60
Diameter in meters (average)
71
Diameter in meters
(range)
34 - 265
Physical Parameters
Diameter
Initial Diameter Guess using H=23.5 and albedo=0.14 (0.01 to 0.5)
MPC Default
70.87 m
+194.0 / -33.0
Follow-up Details
NEOCP
digest2
score
100
Number of observations
7
Arc length (days)
2.15
Time since last observation (days)
0.33
Spectroscopy Details
Known Taxonomies
None
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