Schedule Observations Schedule Spectroscopic Observations
Type NEO (Apollo) [PHA]
Status Not Following
Source Yarkovsky
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Measurements
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Last Update: 2021-May-13 19:23
Orbital Elements
MPC Minor Planet
Epoch of elements (MJD)
59200.0 Dec. 17, 2020
Orbital inclination in deg 23.89602
Longitude of Ascending Node (deg) 356.16486
Arg of perihelion (deg) 268.20009
Eccentricity 0.2544936
Mean distance (AU) 1.1102618
Mean Anomaly (deg) 228.50174
Absolute Magnitude (H) 21.92
Slope Parameter (G) 0.15
Albedo (average) 0.17
Albedo (range) 0.01 - 0.60
Diameter in meters (average) 147
Diameter in meters
(range)		 71 - 549
Physical Parameters
Absolute Magnitude E2021-DA1
21.92
Rotation Period REFERENCE LIST:[Whiteley, R.J.; Hergenrother, C.W.; Tholen, D.J. (2002) Proc. ACM 2002, 473-480.], [Hergenrother, C.W.; Whitely, R.J. (2011) Icarus 214, 194-209.]

LCDB (Rev. 2020-October); Warner et al., 2009
0.06248 h
Diameter Initial Diameter Guess using H=21.92 and albedo=0.14 (0.01 to 0.5)

MPC Default
146.71 m +402.0 / -69.0
Follow-up Details
Number of observations 132
Arc length (days) 7103.00
Time since last observation (days) 2.99
Spectroscopy Details
Known Taxonomies None