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Minor planet follow-up portal
v. 3.14.2
2021 WB7
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Name
N00j7wn → 2021 WB7
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-Dec-09 14:15
Orbital Elements
MPC Minor Planet
Epoch of elements (MJD)
59538.0
Nov. 20, 2021
Orbital inclination in deg
14.75378
Longitude of Ascending Node (deg)
355.47166
Arg of perihelion (deg)
78.90892
Eccentricity
0.5358976
Mean distance (AU)
2.89319
Mean Anomaly (deg)
7.15316
Absolute Magnitude (H)
19.5
Slope Parameter (G)
0.15
Albedo (average)
0.17
Albedo (range)
0.01 - 0.60
Diameter in meters (average)
447
Diameter in meters
(range)
216 - 1673
Physical Parameters
Diameter
Initial Diameter Guess using H=19.5 and albedo=0.14 (0.01 to 0.5)
MPC Default
447.16 m
+1226.0 / -211.0
Follow-up Details
NEOCP
digest2
score
73
Number of observations
16
Arc length (days)
19.21
Time since last observation (days)
0.11
Spectroscopy Details
Known Taxonomies
None
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