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v. 3.15.2
2003 WU21
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Name
XV90E71 → 2003 WU21
Type
NEO (Aten)
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)
Site
Min Altitude
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Measurements
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Last Update: 2024-Dec-21 07:25
Orbital Elements
MPC Minor Planet
Epoch of elements (MJD)
60282.0
Dec. 4, 2023
Orbital inclination in deg
28.60148
Longitude of Ascending Node (deg)
57.5188
Arg of perihelion (deg)
140.69984
Eccentricity
0.5449719
Mean distance (AU)
0.90919
Mean Anomaly (deg)
319.0061
Absolute Magnitude (H)
22.01
Slope Parameter (G)
0.15
Albedo (average)
0.17
Albedo (range)
0.01 - 0.60
Diameter in meters (average)
141
Diameter in meters
(range)
68 - 527
Physical Parameters
Diameter
Initial Diameter Guess using H=22.01 and albedo=0.14 (0.01 to 0.5)
MPC Default
140.75 m
+386.0 / -66.0
Absolute Magnitude
E2022-WF1
21.87
Follow-up Details
NEOCP
digest2
score
100
Number of observations
126
Arc length (days)
7305.00
Time since last observation (days)
375.32
Spectroscopy Details
Known Taxonomies
None
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