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Minor planet follow-up portal
v. 3.15.2
2001 QJ142
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Type
NEO (Apollo)
Status
Actively Following
Characterization Target
Source
Yarkovsky
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: 2024-Oct-04 06:28
Orbital Elements
MPC Minor Planet
Epoch of elements (MJD)
60584.0
Oct. 1, 2024
Orbital inclination in deg
3.09086
Longitude of Ascending Node (deg)
183.72037
Arg of perihelion (deg)
63.01834
Eccentricity
0.0871194
Mean distance (AU)
1.0629777
Mean Anomaly (deg)
114.13838
Absolute Magnitude (H)
23.99
Slope Parameter (G)
0.15
Albedo (average)
0.17
Albedo (range)
0.01 - 0.60
Diameter in meters (average)
57
Diameter in meters
(range)
27 - 212
Physical Parameters
Diameter
Initial Diameter Guess using H=23.99 and albedo=0.14 (0.01 to 0.5)
MPC Default
56.55 m
+155.0 / -27.0
Absolute Magnitude
E2024G51
23.98
Follow-up Details
Number of observations
61
Arc length (days)
4749.00
Time since last observation (days)
1.81
Spectroscopy Details
Known Taxonomies
None
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