+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   243242 (2007 VG207) Classification: Main-belt Asteroid          SPK-ID: 2243242 [ 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 25 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1818375988606568 3.5982e-08   a 2.571482230027044 1.7282e-08 au q 2.103890075806079 8.8028e-08 au i 4.853709986356681 3.1946e-06 deg node 124.5532868705774 7.1036e-05 deg peri 199.4223229647714 7.2819e-05 deg M 93.1533638242674 1.6532e-05 deg tp 2458610.764685604509 (2019-May-07.26468560) 6.9248e-05 TDB period 1506.169046638612 4.12 1.5183e-05 4.157e-08 d yr n .239016995338889 2.4095e-09 deg/d Q 3.039074384248009 2.0424e-08 au   Orbit Determination Parameters    # obs. used (total)      626      data-arc span      8125 days (22.25 yr)      first obs. used      1998-08-17      last obs. used      2020-11-14      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .54931      source      ORB      producer      Otto Matic      solution date      2020-Dec-18 00:09:09   Additional Information  Earth MOID = 1.0923 au   Jupiter MOID = 2.28648 au   T_jup = 3.401  [ hide covariance matrix ] Orbital Elements at Epoch 2457488.5 (2016-Apr-10.0) TDB Reference: JPL 25 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1833534617695414 3.6094e-08   q 2.098919640407994 8.8536e-08 au tp 2457105.550007488237 (2015-Mar-24.05000749) 7.092e-05 TDB node 124.633390834041 7.1065e-05 deg peri 199.4324051397085 7.2812e-05 deg i 4.853918404064694 3.1948e-06 deg   Orbit Determination Parameters    # obs. used (total)      626      data-arc span      8125 days (22.25 yr)      first obs. used      1998-08-17      last obs. used      2020-11-14      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .54931      source      ORB      producer      Otto Matic      solution date      2020-Dec-18 00:09:09   Additional Information  Jupiter MOID = 2.28648 au   T_jup = 3.401  Orbit Covariance (6×6)   e q tp node peri i e 1.30278829236661E-15 -3.160518698289257E-15 8.293097034916549E-13 3.123223825240261E-14 1.590844554663287E-13 -1.796137477729698E-15 q -3.160518698289257E-15 7.838648880818771E-15 -2.403413200591641E-12 -8.015209144780228E-14 -4.710299914724417E-13 4.80450977567874E-15 tp 8.293097034916549E-13 -2.403413200591641E-12 5.029650908428538E-9 8.731858890264185E-11 1.184761170440736E-9 -5.113003919587392E-12 node 3.123223825240261E-14 -8.015209144780228E-14 8.731858890264185E-11 5.050273688280051E-9 -5.010222586465691E-9 1.511126668083275E-13 peri 1.590844554663287E-13 -4.710299914724417E-13 1.184761170440736E-9 -5.010222586465691E-9 5.30159054958163E-9 -1.438108307099336E-12 i -1.796137477729698E-15 4.80450977567874E-15 -5.113003919587392E-12 1.511126668083275E-13 -1.438108307099336E-12 1.020695801815966E-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 15.8   n/a MPO433594   243242 (2007 VG207)          Discovered 2007-Nov-09 by PMO NEO Survey Program at Purple Mountain Reference: 20100626/Numbers.arc Last Updated: 2010-06-28 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2021-Jan-23 12:35 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin