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Minor planet follow-up portal
v. 3.14.2
2018 CH23
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Name
P11g8Mc → 2018 CH23
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-May-17 15:20
Orbital Elements
MPC Minor Planet
Epoch of elements (MJD)
58219.0
April 11, 2018
Orbital inclination in deg
21.34686
Longitude of Ascending Node (deg)
169.45684
Arg of perihelion (deg)
287.16872
Eccentricity
0.1316463
Mean distance (AU)
1.8964486
Mean Anomaly (deg)
66.05959
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
10
Number of observations
22
Arc length (days)
5910.93
Time since last observation (days)
0.30
Spectroscopy Details
Known Taxonomies
None
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