Schedule Observations Schedule Spectroscopic Observations
NameP21yrvH → 2022 ST9
Type NEO
Status Not Following
Source Minor Planet Center
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Recent Blocks Scheduled
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Measurements
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Last Update: 2022-Sep-25 12:34
Orbital Elements
MPC Minor Planet
Epoch of elements (MJD)
59845.0 Sept. 23, 2022
Orbital inclination in deg 6.0263
Longitude of Ascending Node (deg) 351.07825
Arg of perihelion (deg) 289.3587
Eccentricity 0.635037
Mean distance (AU) 2.1941259
Mean Anomaly (deg) 19.02773
Absolute Magnitude (H) 24.4
Slope Parameter (G) 0.15
Albedo (average) 0.17
Albedo (range) 0.01 - 0.60
Diameter in meters (average) 47
Diameter in meters
(range)		 23 - 175
Physical Parameters
Diameter Initial Diameter Guess using H=24.4 and albedo=0.14 (0.01 to 0.5)

MPC Default
46.82 m +128.0 / -22.0
Follow-up Details
NEOCP digest2 score 91
Number of observations 14
Arc length (days) 3.02
Time since last observation (days) 0.37
Spectroscopy Details
Known Taxonomies None