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Minor planet follow-up portal
v. 3.14.2
2022 WN9
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Name
C8HWGT2 → 2022 WN9
Type
NEO
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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Last Update: 2022-Nov-29 08:29
Orbital Elements
MPC Minor Planet
Epoch of elements (MJD)
59911.0
Nov. 28, 2022
Orbital inclination in deg
2.32059
Longitude of Ascending Node (deg)
245.75265
Arg of perihelion (deg)
115.86116
Eccentricity
0.660786
Mean distance (AU)
2.2637985
Mean Anomaly (deg)
11.68519
Absolute Magnitude (H)
29.5
Slope Parameter (G)
0.15
Albedo (average)
0.17
Albedo (range)
0.01 - 0.60
Diameter in meters (average)
4
Diameter in meters
(range)
2 - 17
Physical Parameters
Diameter
Initial Diameter Guess using H=29.5 and albedo=0.14 (0.01 to 0.5)
MPC Default
4.47 m
+12.0 / -2.0
Follow-up Details
NEOCP
digest2
score
88
Number of observations
21
Arc length (days)
1.02
Time since last observation (days)
1.15
Spectroscopy Details
Known Taxonomies
None
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