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Minor planet follow-up portal
v. 3.14.2
2019 RJ4
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Name
C0Y1FQ2 → 2019 RJ4
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: 2019-Sep-20 08:49
Orbital Elements
MPC Minor Planet
Epoch of elements (MJD)
58731.0
Sept. 5, 2019
Orbital inclination in deg
5.69514
Longitude of Ascending Node (deg)
351.3571
Arg of perihelion (deg)
4.90846
Eccentricity
0.3792454
Mean distance (AU)
2.1639834
Mean Anomaly (deg)
356.21875
Absolute Magnitude (H)
22.5
Slope Parameter (G)
0.15
Albedo (average)
0.17
Albedo (range)
0.01 - 0.60
Diameter in meters (average)
112
Diameter in meters
(range)
54 - 420
Physical Parameters
Follow-up Details
NEOCP
digest2
score
79
Number of observations
19
Arc length (days)
15.00
Time since last observation (days)
0.05
Spectroscopy Details
Known Taxonomies
None
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