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Minor planet follow-up portal
v. 3.14.2
2021 TX21
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Name
MHO1151 → 2021 TX21
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)
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Measurements
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Last Update: 2021-Oct-17 20:28
Orbital Elements
MPC Minor Planet
Epoch of elements (MJD)
59504.0
Oct. 17, 2021
Orbital inclination in deg
45.23386
Longitude of Ascending Node (deg)
239.3891
Arg of perihelion (deg)
243.53223
Eccentricity
0.8010222
Mean distance (AU)
7.9663324
Mean Anomaly (deg)
350.06662
Absolute Magnitude (H)
15.4
Slope Parameter (G)
0.15
Albedo (average)
0.17
Albedo (range)
0.01 - 0.60
Diameter in meters (average)
2954
Diameter in meters
(range)
1427 - 11054
Physical Parameters
Diameter
Initial Diameter Guess using H=15.4 and albedo=0.14 (0.01 to 0.5)
MPC Default
2954.34 m
+8100.0 / -1391.0
Follow-up Details
NEOCP
digest2
score
62
Number of observations
7
Arc length (days)
6.27
Time since last observation (days)
0.45
Spectroscopy Details
Known Taxonomies
None
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