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Minor planet follow-up portal
v. 3.14.2
2021 XW3
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Schedule Spectroscopic Observations
Name
C6U70P2 → 2021 XW3
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-06 16:34
Orbital Elements
MPC Minor Planet
Epoch of elements (MJD)
59550.0
Dec. 2, 2021
Orbital inclination in deg
32.71594
Longitude of Ascending Node (deg)
57.74991
Arg of perihelion (deg)
53.30936
Eccentricity
0.5657608
Mean distance (AU)
3.7599037
Mean Anomaly (deg)
2.49123
Absolute Magnitude (H)
18.3
Slope Parameter (G)
0.15
Albedo (average)
0.17
Albedo (range)
0.01 - 0.60
Diameter in meters (average)
777
Diameter in meters
(range)
375 - 2908
Physical Parameters
Diameter
Initial Diameter Guess using H=18.3 and albedo=0.14 (0.01 to 0.5)
MPC Default
777.07 m
+2130.0 / -366.0
Follow-up Details
NEOCP
digest2
score
50
Number of observations
16
Arc length (days)
2.01
Time since last observation (days)
4.88
Spectroscopy Details
Known Taxonomies
None
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