Schedule Observations Schedule Spectroscopic Observations
NameST21D28 → 2021 GG8
Type NEO
Status Not Following
Source Minor Planet Center
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Recent Blocks Scheduled
  • No blocks have been scheduled
Measurements
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Last Update: 2021-Apr-13 00:21
Orbital Elements
MPC Minor Planet
Epoch of elements (MJD)
59316.0 April 12, 2021
Orbital inclination in deg 23.09485
Longitude of Ascending Node (deg) 23.21126
Arg of perihelion (deg) 42.36283
Eccentricity 0.5740595
Mean distance (AU) 0.9280806
Mean Anomaly (deg) 71.95167
Absolute Magnitude (H) 25.7
Slope Parameter (G) 0.15
Albedo (average) 0.17
Albedo (range) 0.01 - 0.60
Diameter in meters (average) 26
Diameter in meters
(range)		 12 - 96
Physical Parameters
Diameter Initial Diameter Guess using H=25.7 and albedo=0.14 (0.01 to 0.5)

MPC Default
25.73 m +71.0 / -12.0
Follow-up Details
NEOCP digest2 score 81
Number of observations 21
Arc length (days) 1.68
Time since last observation (days) 0.05
Spectroscopy Details
Known Taxonomies None