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Minor planet follow-up portal
v. 3.14.2
2021 GC4
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Name
P11euxC → 2021 GC4
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; (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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Measurements
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Last Update: 2021-Apr-08 09:20
Orbital Elements
MPC Minor Planet
Epoch of elements (MJD)
59311.0
April 7, 2021
Orbital inclination in deg
20.85058
Longitude of Ascending Node (deg)
206.78017
Arg of perihelion (deg)
306.75964
Eccentricity
0.2459368
Mean distance (AU)
1.8915117
Mean Anomaly (deg)
12.5138
Absolute Magnitude (H)
20.0
Slope Parameter (G)
0.15
Albedo (average)
0.17
Albedo (range)
0.01 - 0.60
Diameter in meters (average)
355
Diameter in meters
(range)
172 - 1329
Physical Parameters
Absolute Magnitude
MPC Default
20.0
Diameter
Initial Diameter Guess using H=20.0 and albedo=0.14 (0.01 to 0.5)
MPC Default
355.19 m
+974.0 / -167.0
Follow-up Details
NEOCP
digest2
score
66
Number of observations
8
Arc length (days)
1.07
Time since last observation (days)
0.02
Spectroscopy Details
Known Taxonomies
None
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