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Minor planet follow-up portal
v. 3.14.2
2021 BM
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Schedule Spectroscopic Observations
Name
P21cdj6 → 2021 BM
Type
NEO (Apollo)
Status
Not Following
Source
NASA
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-Jun-10 06:15
Orbital Elements
MPC Minor Planet
Epoch of elements (MJD)
59367.0
June 2, 2021
Orbital inclination in deg
1.38791
Longitude of Ascending Node (deg)
177.19907
Arg of perihelion (deg)
340.67164
Eccentricity
0.1806278
Mean distance (AU)
1.1906839
Mean Anomaly (deg)
73.02855
Absolute Magnitude (H)
25.34
Slope Parameter (G)
0.15
Albedo (average)
0.17
Albedo (range)
0.01 - 0.60
Diameter in meters (average)
30
Diameter in meters
(range)
15 - 114
Physical Parameters
Absolute Magnitude
autocmod 2.8
E2021-BA4
25.28
+/- 0.34159
Diameter
Initial Diameter Guess using H=25.34 and albedo=0.14 (0.01 to 0.5)
MPC Default
30.37 m
+83.0 / -14.0
Follow-up Details
NEOCP
digest2
score
74
Number of observations
79
Arc length (days)
170.00
Time since last observation (days)
0.80
Spectroscopy Details
Known Taxonomies
None
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