+ 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 9 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1143901234742169 7.4965e-08   a 2.340260927750632 3.2648e-08 au q 2.072558191263352 1.71e-07 au i 6.358539936989095 8.0334e-06 deg node 294.3822886141966 8.01e-05 deg peri 359.8159306138282 9.0529e-05 deg M 170.9366502174845 4.9656e-05 deg tp 2458379.591596293575 (2018-Sep-18.09159629) 0.00017228 TDB period 1307.660031069506 3.58 2.7364e-05 7.492e-08 d yr n .2753009126581348 5.761e-09 deg/d Q 2.607963664237912 3.6383e-08 au   Orbit Determination Parameters    # obs. used (total)      78      data-arc span      4562 days (12.49 yr)      first obs. used      2004-08-23      last obs. used      2017-02-18      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .56676      source      ORB      producer      Otto Matic      solution date      2017-May-15 18:57:16   Additional Information  Earth MOID = 1.05648 au   Jupiter MOID = 2.55777 au   T_jup = 3.548  [ hide covariance matrix ] Orbital Elements at Epoch 2456805.5 (2014-May-28.0) TDB Reference: JPL 9 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1148804521341444 7.5029e-08   q 2.070767016121696 1.7117e-07 au tp 2457073.163723427642 (2015-Feb-19.66372343) 0.0001569 TDB node 294.4558178101825 8.0127e-05 deg peri 359.9988854623072 9.0494e-05 deg i 6.357885428136794 8.0352e-06 deg   Orbit Determination Parameters    # obs. used (total)      78      data-arc span      4562 days (12.49 yr)      first obs. used      2004-08-23      last obs. used      2017-02-18      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .56676      source      ORB      producer      Otto Matic      solution date      2017-May-15 18:57:16   Additional Information  Jupiter MOID = 2.55777 au   T_jup = 3.548  Orbit Covariance (6×6)   e q tp node peri i e 5.629318693873767E-15 -1.267000894645421E-14 4.600836974396138E-12 -2.588462431185452E-14 1.120366448277547E-12 -8.359646105851186E-15 q -1.267000894645421E-14 2.930005420921932E-14 -8.602369594031646E-12 5.877296966730097E-14 -2.090286595898862E-12 1.849137073129968E-14 tp 4.600836974396138E-12 -8.602369594031646E-12 2.46163233241506E-8 -5.292044655362262E-11 6.674392677636932E-9 -3.133134334034712E-11 node -2.588462431185452E-14 5.877296966730097E-14 -5.292044655362262E-11 6.420259890912168E-9 -6.393938898341793E-9 2.147837704958752E-10 peri 1.120366448277547E-12 -2.090286595898862E-12 6.674392677636932E-9 -6.393938898341793E-9 8.189110337276481E-9 -2.21968732142471E-10 i -8.359646105851186E-15 1.849137073129968E-14 -3.133134334034712E-11 2.147837704958752E-10 -2.21968732142471E-10 6.456501916500104E-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 ] 2020-Aug-05 20:14 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin