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Minor planet follow-up portal
v. 3.17.1
2026 OP4
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Name
P22oG6W → 2026 OP4
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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Min Altitude
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Measurements
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Last Update: 2026-Aug-07 14:07
Orbital Elements
MPC Minor Planet
Epoch of elements (MJD)
61247.0
July 26, 2026
Orbital inclination in deg
12.47464
Longitude of Ascending Node (deg)
113.15364
Arg of perihelion (deg)
279.27538
Eccentricity
0.5629984
Mean distance (AU)
2.669614
Mean Anomaly (deg)
340.00742
Absolute Magnitude (H)
19.7
Slope Parameter (G)
0.15
Albedo (average)
0.17
Albedo (range)
0.01 - 0.60
Diameter in meters (average)
408
Diameter in meters
(range)
197 - 1526
Physical Parameters
Diameter
Initial Diameter Guess using H=19.7 and albedo=0.14 (0.01 to 0.5)
MPC Default
407.81 m
+1118.0 / -192.0
Follow-up Details
NEOCP
digest2
score
95
Number of observations
15
Arc length (days)
12.01
Time since last observation (days)
0.17
Spectroscopy Details
Known Taxonomies
None
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