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Minor planet follow-up portal
v. 3.14.2
2008 GO20
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Type
NEO (Apollo)
Status
Not Following
Source
Goldstone
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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Min Altitude
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Measurements
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Last Update: 2021-Sep-29 19:25
Orbital Elements
MPC Minor Planet
Epoch of elements (MJD)
59444.0
Aug. 18, 2021
Orbital inclination in deg
2.24738
Longitude of Ascending Node (deg)
119.56079
Arg of perihelion (deg)
160.55883
Eccentricity
0.4906278
Mean distance (AU)
1.8909936
Mean Anomaly (deg)
15.95077
Absolute Magnitude (H)
22.41
Slope Parameter (G)
0.15
Albedo (average)
0.17
Albedo (range)
0.01 - 0.60
Diameter in meters (average)
117
Diameter in meters
(range)
57 - 438
Physical Parameters
Absolute Magnitude
E2021M50
22.2
Diameter
Initial Diameter Guess using H=22.41 and albedo=0.14 (0.01 to 0.5)
MPC Default
117.07 m
+321.0 / -55.0
Follow-up Details
Number of observations
105
Arc length (days)
5114.00
Time since last observation (days)
1.81
Spectroscopy Details
Known Taxonomies
None
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