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JPL Small-Body Database Browser

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1583 Antilochus (1950 SA) Classification:           SPK-ID: 2001583 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 37 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units  .05211157140625833 5.3561e-08   5.132435817525176 7.3486e-08 au 4.864976521932174 3.2057e-07 au 28.51186446019853 4.7567e-06 deg 221.3764248338321 9.553e-06 deg 186.8059206955616 4.9372e-05 deg 291.3682390863007 5.1138e-05 deg 2459410.166850467308
(2021-Jul-14.66685047) 0.00060903 TDB 4247.014243664114
11.63 9.1213e-05
2.497e-07 d
yr .0847654326888741 1.8205e-09 deg/d 5.399895113118177 7.7315e-08 au Orbit Determination Parameters        2343           33958 days (92.97 yr)           1926-11-10           2019-10-31           DE431           SB431-N16           0           .4275           ORB           Otto Matic           2019-Nov-07 02:06:28  
Additional Information  = 3.87455 au    = .0230994 au    = 2.757  [ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes H 8.60   n/a MPO265965   diameter 108.842 km 0.543 urn:nasa:pds:neowise_diameters_albedos::2.0[jupiter_trojans] (http://adsabs.harvard.edu/abs/2012ApJ...759...49G)   rot_per 15.759 h n/a LCDB (Rev. 2019-January); Warner et al., 2009 Published 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.] albedo 0.054   0.004 urn:nasa:pds:neowise_diameters_albedos::2.0[jupiter_trojans] (http://adsabs.harvard.edu/abs/2012ApJ...759...49G)   BV 0.752   0.020 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=4; phase (min.=2.04, mean=5.33, max.=7.88) deg. UB 0.253   0.038 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=4; phase (min.=2.04, mean=5.33, max.=7.88) deg. spec_T D   n/a EAR-A-5-DDR-TAXONOMY-V4.0 used 7 color indices; used ground-based radiometric albedo
1583 Antilochus (1950 SA)          Discovered 1950-Sep-19 by Arend, S. at Uccle Reference: DISCOVERY.DB Last Updated: 2003-08-29
Alternate Designations
 1950 SA = 1926 VF = 1974 WH1  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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