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Minor planet follow-up portal
v. 3.14.2
2021 GE4
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Name
P11ev5b → 2021 GE4
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)
Site
Min Altitude
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Measurements
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Last Update: 2021-Apr-07 15:51
Orbital Elements
MPC Minor Planet
Epoch of elements (MJD)
59311.0
April 7, 2021
Orbital inclination in deg
32.47232
Longitude of Ascending Node (deg)
14.64144
Arg of perihelion (deg)
27.89781
Eccentricity
0.3013734
Mean distance (AU)
2.0129669
Mean Anomaly (deg)
133.75039
Absolute Magnitude (H)
18.9
Slope Parameter (G)
0.15
Albedo (average)
0.17
Albedo (range)
0.01 - 0.60
Diameter in meters (average)
589
Diameter in meters
(range)
285 - 2206
Physical Parameters
Diameter
Initial Diameter Guess using H=18.9 and albedo=0.14 (0.01 to 0.5)
MPC Default
589.47 m
+1616.0 / -278.0
Follow-up Details
NEOCP
digest2
score
82
Number of observations
6
Arc length (days)
0.23
Time since last observation (days)
0.80
Spectroscopy Details
Known Taxonomies
None
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