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Minor planet follow-up portal
v. 3.14.2
2021 JB5
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Name
P11g8M8 → 2021 JB5
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-May-12 07:50
Orbital Elements
MPC Minor Planet
Epoch of elements (MJD)
59344.0
May 10, 2021
Orbital inclination in deg
25.07861
Longitude of Ascending Node (deg)
93.29939
Arg of perihelion (deg)
233.1305
Eccentricity
0.0770134
Mean distance (AU)
1.7760784
Mean Anomaly (deg)
276.96008
Absolute Magnitude (H)
19.5
Slope Parameter (G)
0.15
Albedo (average)
0.17
Albedo (range)
0.01 - 0.60
Diameter in meters (average)
447
Diameter in meters
(range)
216 - 1673
Physical Parameters
Absolute Magnitude
MPC Default
19.5
Diameter
Initial Diameter Guess using H=19.5 and albedo=0.14 (0.01 to 0.5)
MPC Default
447.16 m
+1226.0 / -211.0
Phase Slope
MPC Default
0.15
Follow-up Details
NEOCP
digest2
score
37
Number of observations
12
Arc length (days)
4.94
Time since last observation (days)
0.02
Spectroscopy Details
Known Taxonomies
None
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