+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   487801 (2015 SV4) Classification: Main-belt Asteroid          SPK-ID: 2487801 [ 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 10 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1143900609324579 7.3743e-08   a 2.340260921845958 3.1354e-08 au q 2.072558332398148 1.6635e-07 au i 6.358546345926768 7.4774e-06 deg node 294.3823547194444 7.7134e-05 deg peri 359.8158748464011 8.7755e-05 deg M 170.9366476837759 4.9647e-05 deg tp 2458379.591607846896 (2018-Sep-18.09160785) 0.00017215 TDB period 1307.660026120502 3.58 2.628e-05 7.195e-08 d yr n .2753009137000458 5.5326e-09 deg/d Q 2.607963511293767 3.4941e-08 au   Orbit Determination Parameters    # obs. used (total)      86      data-arc span      5580 days (15.28 yr)      first obs. used      2004-08-23      last obs. used      2019-12-03      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .55878      source      ORB      producer      Otto Matic      solution date      2020-Nov-12 02:24:44   Additional Information  Earth MOID = 1.05648 au   Jupiter MOID = 2.55777 au   T_jup = 3.548  [ hide covariance matrix ] Orbital Elements at Epoch 2457042.5 (2015-Jan-20.0) TDB Reference: JPL 10 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1149741034870562 7.3773e-08   q 2.070865790221314 1.6648e-07 au tp 2457073.000213549871 (2015-Feb-19.50021355) 0.00015622 TDB node 294.4555325126452 7.7157e-05 deg peri 359.9438918068274 8.7704e-05 deg i 6.357852682365242 7.4788e-06 deg   Orbit Determination Parameters    # obs. used (total)      86      data-arc span      5580 days (15.28 yr)      first obs. used      2004-08-23      last obs. used      2019-12-03      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .55878      source      ORB      producer      Otto Matic      solution date      2020-Nov-12 02:24:44   Additional Information  Jupiter MOID = 2.55777 au   T_jup = 3.548  Orbit Covariance (6×6)   e q tp node peri i e 5.442430530112532E-15 -1.212679805115209E-14 4.411631362055701E-12 -1.399385662662703E-14 1.035342007371246E-12 -6.230856555336857E-15 q -1.212679805115209E-14 2.771595708288671E-14 -8.049229559685317E-12 2.807816543645156E-14 -1.845434241281659E-12 1.276896678000471E-14 tp 4.411631362055701E-12 -8.049229559685317E-12 2.440513297645858E-8 -4.563755020474803E-11 6.585767311285154E-9 -2.981640711652219E-11 node -1.399385662662703E-14 2.807816543645156E-14 -4.563755020474803E-11 5.953152986834139E-9 -5.927505437628726E-9 1.52795986860887E-10 peri 1.035342007371246E-12 -1.845434241281659E-12 6.585767311285154E-9 -5.927505437628726E-9 7.692077344730252E-9 -1.598506844321452E-10 i -6.230856555336857E-15 1.276896678000471E-14 -2.981640711652219E-11 1.52795986860887E-10 -1.598506844321452E-10 5.593260831442584E-11 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] Physical Parameter Table Parameter Symbol Value Units Sigma Reference Notes absolute magnitude H 17.7   n/a MPO495392   487801 (2015 SV4)          Discovered 2005-Nov-30 by Spacewatch at Kitt Peak Reference: Last Updated: 2017-03-14 Alternate Designations  2015 SV4 = 2010 DQ93  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2021-Jan-21 16:01 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin