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Minor planet follow-up portal
v. 3.14.2
2021 JN8
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Name
C5P3YY2 → 2021 JN8
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-14 16:41
Orbital Elements
MPC Minor Planet
Epoch of elements (MJD)
59346.0
May 12, 2021
Orbital inclination in deg
22.21574
Longitude of Ascending Node (deg)
53.1157
Arg of perihelion (deg)
50.58249
Eccentricity
0.0693947
Mean distance (AU)
1.902032
Mean Anomaly (deg)
121.47833
Absolute Magnitude (H)
19.7
Slope Parameter (G)
0.15
Albedo (average)
0.17
Albedo (range)
0.01 - 0.60
Diameter in meters (average)
408
Diameter in meters
(range)
197 - 1526
Physical Parameters
Diameter
Initial Diameter Guess using H=19.7 and albedo=0.14 (0.01 to 0.5)
MPC Default
407.81 m
+1118.0 / -192.0
Follow-up Details
NEOCP
digest2
score
36
Number of observations
19
Arc length (days)
1.16
Time since last observation (days)
2.87
Spectroscopy Details
Known Taxonomies
None
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