+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   134373 (1995 SO15) Classification: Main-belt Asteroid          SPK-ID: 2134373 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] [ show orbit diagram ] Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB Reference: JPL 15 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1915163044942041 4.1568e-08   a 2.376100186025879 8.5779e-09 au q 1.921038259290212 9.9749e-08 au i .8066671588717648 5.3331e-06 deg node 311.0948718166109 0.0003016 deg peri 81.47088209200079 0.00030202 deg M 241.4579020338468 1.4257e-05 deg tp 2459441.020027554205 (2021-Aug-14.52002755) 5.3828e-05 TDB period 1337.813423588931 3.66 7.2444e-06 1.983e-08 d yr n .2690958198298187 1.4572e-09 deg/d Q 2.831162112761546 1.0221e-08 au   Orbit Determination Parameters    # obs. used (total)      547      data-arc span      8630 days (23.63 yr)      first obs. used      1995-08-25      last obs. used      2019-04-11      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .58713      source      ORB      producer      Otto Matic      solution date      2019-Jul-13 07:32:25   Additional Information  Earth MOID = .927244 au   Jupiter MOID = 2.60572 au   T_jup = 3.516  [ 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 16.8   n/a MPO436657   134373 (1995 SO15)          Discovered 1995-Sep-18 by Spacewatch at Kitt Peak Reference: 20060907/Numbers.arc Last Updated: 2006-09-10 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2020-Oct-31 13:05 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin