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Minor planet follow-up portal
v. 3.14.2
2021 TK20
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Name
P11mOGK → 2021 TK20
Type
NEO
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-Oct-16 07:45
Orbital Elements
MPC Minor Planet
Epoch of elements (MJD)
59500.0
Oct. 13, 2021
Orbital inclination in deg
11.27283
Longitude of Ascending Node (deg)
190.83954
Arg of perihelion (deg)
311.35594
Eccentricity
0.8478712
Mean distance (AU)
2.6914365
Mean Anomaly (deg)
346.12391
Absolute Magnitude (H)
22.5
Slope Parameter (G)
0.15
Albedo (average)
0.17
Albedo (range)
0.01 - 0.60
Diameter in meters (average)
112
Diameter in meters
(range)
54 - 420
Physical Parameters
Diameter
Initial Diameter Guess using H=22.5 and albedo=0.14 (0.01 to 0.5)
MPC Default
112.32 m
+308.0 / -53.0
Follow-up Details
NEOCP
digest2
score
78
Number of observations
19
Arc length (days)
2.79
Time since last observation (days)
0.24
Spectroscopy Details
Known Taxonomies
None
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