+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   14268 (2000 AK156) Classification: Jupiter Trojan          SPK-ID: 2014268 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] [ show orbit diagram ] Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB Reference: JPL 35 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .09233659524658584 2.7007e-08   a 5.21753039431215 9.6851e-08 au q 4.73576140210579 2.1641e-07 au i 14.99665135432544 2.9906e-07 deg node 284.4930306547992 5.8563e-06 deg peri 127.2446431797257 1.6276e-05 deg M 317.0800430892889 1.8112e-05 deg tp 2459915.482465545603 (2022-Dec-01.98246555) 0.00022524 TDB period 4353.072580783292 11.92 0.00012121 3.319e-07 d yr n .0827002061921103 2.3027e-09 deg/d Q 5.69929938651851 1.0579e-07 au   Orbit Determination Parameters    # obs. used (total)      1644      data-arc span      12650 days (34.63 yr)      first obs. used      1986-11-09      last obs. used      2021-06-28      planetary ephem.      DE441      SB-pert. ephem.      SB441-N16      condition code      0      norm. resid. RMS      .48607      source      ORB      producer      Otto Matic      solution date      2021-Jul-08 03:28:44   Additional Information  Earth MOID = 3.77228 au   Jupiter MOID = .288008 au   T_jup = 2.924  [ show covariance matrix ] [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] Physical Parameter Table Parameter Symbol Value Units Sigma Reference Notes absolute magnitude H 10.58   n/a E2021B10   diameter diameter 57.54 km 4.4 IRAS-A-FPA-3-RDR-IMPS-V6.0 IRAS observations used: 3 rotation period rot_per 7.51 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List: [French, L.M.; Stephens, R.D.; Coley, D.; Wasserman, L.; Sieben, J. (2015) Icarus 254, 1-17.] [Durech, J.; Hanus, J. (2018) Astron. Astrophys. 620, A91.] geometric albedo albedo 0.0369   0.006 IRAS-A-FPA-3-RDR-IMPS-V6.0 IRAS observations used: 3 14268 (2000 AK156)          Discovered 2000-Jan-03 by LINEAR at Socorro Reference: 20000320/Numbers.arc Last Updated: 2004-04-19 Alternate Designations  2000 AK156 = 1986 VS7 = 1989 EB3  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2021-Jul-26 15:48 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin