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Minor planet follow-up portal
v. 3.14.2
2021 XX1
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Name
C090VF5 → 2021 XX1
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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Last Update: 2021-Dec-04 03:55
Orbital Elements
MPC Minor Planet
Epoch of elements (MJD)
59551.0
Dec. 3, 2021
Orbital inclination in deg
7.33189
Longitude of Ascending Node (deg)
253.08137
Arg of perihelion (deg)
82.63899
Eccentricity
0.2431666
Mean distance (AU)
1.0567382
Mean Anomaly (deg)
66.67052
Absolute Magnitude (H)
27.8
Slope Parameter (G)
0.15
Albedo (average)
0.17
Albedo (range)
0.01 - 0.60
Diameter in meters (average)
10
Diameter in meters
(range)
5 - 37
Physical Parameters
Diameter
Initial Diameter Guess using H=27.8 and albedo=0.14 (0.01 to 0.5)
MPC Default
9.78 m
+27.0 / -5.0
Follow-up Details
NEOCP
digest2
score
76
Number of observations
20
Arc length (days)
1.91
Time since last observation (days)
0.46
Spectroscopy Details
Known Taxonomies
None
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