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Minor planet follow-up portal
v. 3.15.3
2025 QJ8
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Name
5HP2721 → 2025 QJ8
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-Aug-27 13:04
Orbital Elements
MPC Minor Planet
Epoch of elements (MJD)
60913.0
Aug. 26, 2025
Orbital inclination in deg
15.4762
Longitude of Ascending Node (deg)
333.49647
Arg of perihelion (deg)
4.52904
Eccentricity
0.253823
Mean distance (AU)
1.487038
Mean Anomaly (deg)
355.0377
Absolute Magnitude (H)
22.7
Slope Parameter (G)
0.15
Albedo (average)
0.17
Albedo (range)
0.01 - 0.60
Diameter in meters (average)
102
Diameter in meters
(range)
49 - 383
Physical Parameters
Diameter
Initial Diameter Guess using H=22.7 and albedo=0.14 (0.01 to 0.5)
MPC Default
102.44 m
+281.0 / -48.0
Follow-up Details
NEOCP
digest2
score
79
Number of observations
20
Arc length (days)
1.40
Time since last observation (days)
0.70
Spectroscopy Details
Known Taxonomies
None
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