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Minor planet follow-up portal
v. 3.14.2
2020 WM4
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Name
C411JU2 → 2020 WM4
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: 2020-Nov-25 07:11
Orbital Elements
MPC Minor Planet
Epoch of elements (MJD)
59177.0
Nov. 24, 2020
Orbital inclination in deg
28.69142
Longitude of Ascending Node (deg)
81.5986
Arg of perihelion (deg)
265.47794
Eccentricity
0.1646658
Mean distance (AU)
1.8513398
Mean Anomaly (deg)
68.28193
Absolute Magnitude (H)
19.6
Slope Parameter (G)
0.15
Albedo (average)
0.17
Albedo (range)
0.01 - 0.60
Diameter in meters (average)
427
Diameter in meters
(range)
206 - 1598
Physical Parameters
Diameter
Initial Diameter Guess using H=19.6 and albedo=0.14 (0.01 to 0.5)
MPC Default
427.03 m
+1171.0 / -201.0
Follow-up Details
NEOCP
digest2
score
21
Number of observations
19
Arc length (days)
10.90
Time since last observation (days)
0.26
Spectroscopy Details
Known Taxonomies
None
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