1583 Antilochus (1950 SA)

Schedule Observations Schedule Spectroscopic Observations
Type Trojan (Jupiter)
Status Actively Following
Characterization Target
Source Trojan
Check Spectroscopic Feasibility
Recent Blocks Scheduled
Measurements
Show Measurements
Plot Visibility
Last Update: 2018-Aug-28 00:13
Orbital Elements
MPC Minor Planet
Epoch of elements (MJD) 58847.0
Orbital inclination in deg 28.51002
Longitude of Ascending Node (deg) 221.38209
Arg of perihelion (deg) 186.59316
Eccentricity 0.0524341
Mean distance (AU) 5.1341947
Mean Anomaly (deg) 312.52941
Absolute Magnitude (H) 8.65
Slope Parameter (G) 0.15
Albedo (average) 0.17
Albedo (range) 0.01 - 0.60
Diameter in meters (average) 60557
Diameter in meters
(range)		 31948 - 247471
Physical Parameters
Absolute Magnitude MPO265965
8.6
Diameter urn:nasa:pds:neowise_diameters_albedos::2.0[jupiter_trojans] (http://adsabs.harvard.edu/abs/2012ApJ...759...49G)
108.842 km +/- 0.543
Rotation Period REFERENCE LIST:[Stephens, R.D.; Warner, B.D. (2018) Minor Planet Bull. 45, 48-50.], [Stephens, R.D.; Warner, B.D. (2019) Minor Planet Bull. 46, 73-75.]

LCDB (Rev. 2019-January); Warner et al., 2009
15.759 h
Albedo urn:nasa:pds:neowise_diameters_albedos::2.0[jupiter_trojans] (http://adsabs.harvard.edu/abs/2012ApJ...759...49G)
0.054 +/- 0.004
B-V #obs=4; phase (min.=2.04, mean=5.33, max.=7.88) deg.

EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2
0.752 +/- 0.02
U-B #obs=4; phase (min.=2.04, mean=5.33, max.=7.88) deg.

EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2
0.253 +/- 0.038
Follow-up Details
Number of observations 1639
Arc length (days) 7670.00
Time since last observation (days) 473.84
Spectroscopy Details (Plots)
SMASS Spectra NIR
Tholen Taxonomic Type 7 color indices were used. Used groundbased radiometric albedo.

Neese, Asteroid Taxonomy V6.0, (2010).
D
Barucci Taxonomic Type 7 color indices were used. Used IRAS radiometric albedo.

Neese, Asteroid Taxonomy V6.0, (2010).
D0
Tedesco Taxonomic Type 2 color indices were used. Used IRAS radiometric albedo.

Neese, Asteroid Taxonomy V6.0, (2010).
D