Schedule Observations Schedule Spectroscopic Observations
Type NEO (Aten) [PHA]
Status Not Following
Source Goldstone
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Recent Blocks Scheduled
Measurements
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Plot Visibility
Last Update: 2021-Jun-10 07:02
Orbital Elements
MPC Minor Planet
Epoch of elements (MJD)
59376.0 June 11, 2021
Orbital inclination in deg 38.88038
Longitude of Ascending Node (deg) 244.90163
Arg of perihelion (deg) 192.64519
Eccentricity 0.6883726
Mean distance (AU) 0.6423633
Mean Anomaly (deg) 113.74671
Absolute Magnitude (H) 16.67
Slope Parameter (G) 0.15
Albedo (average) 0.17
Albedo (range) 0.01 - 0.60
Diameter in meters (average) 1646
Diameter in meters
(range)		 795 - 6159
Physical Parameters
Diameter Equivalent volume sphere diameter. For Beta, 0.451 km +/- 6% equivalent volume sphere diameter.

Ostro et al. 2006, Science 314, 1276-1280.
1.317 km +/- 0.04
Density Porosity of Alpha ~50%. Satellite "Beta" bulk density is 2.81 +0.82-0.63 g/cm^3 with porosity < 44%.

Ostro et al. 2006, Science 314, 1276-1280.
1.974 g/cm^3 +/- 0.24
Rotation Period Radar-confirmed binary object; satellite "Beta" average rotation synchronous with orbit period of ~17.4 hours.

Ostro et al. 2006, Science 314, 1276-1280.
2.7645 h +/- 0.0003
Absolute Magnitude MPO468590
16.6
Follow-up Details
Number of observations 3572
Arc length (days) 7305.00
Time since last observation (days) 286.29
Spectroscopy Details (Plots)
MANOS Target (No Data Yet)
SMASS Spectra NIR
MANOS Target (No Data Yet)
MANOS Target NIR
LCO Spectrum 2019-05-25 (COJ)
LCO Spectrum 2019-05-25 (COJ)
LCO Spectrum 2019-05-27 (COJ)
LCO Spectrum 2019-05-29 (OGG)
LCO Spectrum 2019-05-31 (OGG)
Known Taxonomies None