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Minor planet follow-up portal
v. 3.17.1
2026 OS1
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Name
P12ooQQ → 2026 OS1
Type
Asteroid
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-Jul-22 05:47
Orbital Elements
MPC Minor Planet
Epoch of elements (MJD)
61238.0
July 17, 2026
Orbital inclination in deg
5.86669
Longitude of Ascending Node (deg)
195.81522
Arg of perihelion (deg)
119.15285
Eccentricity
0.3591054
Mean distance (AU)
2.1898631
Mean Anomaly (deg)
353.72757
Absolute Magnitude (H)
21.2
Slope Parameter (G)
0.15
Albedo (average)
0.17
Albedo (range)
0.01 - 0.60
Diameter in meters (average)
204
Diameter in meters
(range)
99 - 765
Physical Parameters
Diameter
Initial Diameter Guess using H=21.2 and albedo=0.14 (0.01 to 0.5)
MPC Default
204.39 m
+560.0 / -96.0
Follow-up Details
NEOCP
digest2
score
85
Number of observations
13
Arc length (days)
3.91
Time since last observation (days)
3.06
Spectroscopy Details
Known Taxonomies
None
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