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v. 3.14.2
2021 RM117
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Name
gb00280 → 2021 RM117
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)
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Measurements
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Last Update: 2021-Oct-28 03:42
Orbital Elements
MPC Minor Planet
Epoch of elements (MJD)
59515.0
Oct. 28, 2021
Orbital inclination in deg
18.72648
Longitude of Ascending Node (deg)
11.51248
Arg of perihelion (deg)
11.69267
Eccentricity
0.4581685
Mean distance (AU)
3.0602702
Mean Anomaly (deg)
8.03144
Absolute Magnitude (H)
18.2
Slope Parameter (G)
0.15
Albedo (average)
0.17
Albedo (range)
0.01 - 0.60
Diameter in meters (average)
814
Diameter in meters
(range)
393 - 3045
Physical Parameters
Diameter
Initial Diameter Guess using H=18.2 and albedo=0.14 (0.01 to 0.5)
MPC Default
813.69 m
+2231.0 / -383.0
Follow-up Details
NEOCP
digest2
score
10
Number of observations
25
Arc length (days)
25.72
Time since last observation (days)
0.38
Spectroscopy Details
Known Taxonomies
None
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