+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   243986 (2001 RW62) Classification: Main-belt Asteroid          SPK-ID: 2243986 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] [ show orbit diagram ] Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB Reference: JPL 14 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .2242976763096804 4.7341e-08   a 2.377027804913084 9.8219e-09 au q 1.843865991747579 1.1625e-07 au i 3.467119337645194 4.3675e-06 deg node 67.08392546788767 0.00010248 deg peri 314.8917633746617 0.00010385 deg M 81.32403399758856 1.845e-05 deg tp 2458898.110830575172 (2020-Feb-18.61083058) 6.7217e-05 TDB period 1338.596914611567 3.66 8.2967e-06 2.272e-08 d yr n .2689383159862315 1.6669e-09 deg/d Q 2.910189618078589 1.2025e-08 au   Orbit Determination Parameters    # obs. used (total)      260      data-arc span      7204 days (19.72 yr)      first obs. used      2001-05-24      last obs. used      2021-02-12      planetary ephem.      DE441      SB-pert. ephem.      SB441-N16      condition code      0      norm. resid. RMS      .52408      source      ORB      producer      Otto Matic      solution date      2021-Apr-14 01:45:49   Additional Information  Earth MOID = .847804 au   Jupiter MOID = 2.54916 au   T_jup = 3.504  [ hide covariance matrix ] Orbital Elements at Epoch 2457678.5 (2016-Oct-17.0) TDB Reference: JPL 14 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .2257898508528528 4.7716e-08   q 1.839521885216421 1.1739e-07 au tp 2457558.256999435360 (2016-Jun-18.75699944) 6.0075e-05 TDB node 67.09751158081579 0.00010252 deg peri 314.5483214996959 0.00010385 deg i 3.468593666946305 4.3633e-06 deg   Orbit Determination Parameters    # obs. used (total)      260      data-arc span      7204 days (19.72 yr)      first obs. used      2001-05-24      last obs. used      2021-02-12      planetary ephem.      DE441      SB-pert. ephem.      SB441-N16      condition code      0      norm. resid. RMS      .52408      source      ORB      producer      Otto Matic      solution date      2021-Apr-14 01:45:49   Additional Information  Jupiter MOID = 2.54916 au   T_jup = 3.504  Orbit Covariance (6×6)   e q tp node peri i e 2.276784548443644E-15 -5.592082460580748E-15 -1.537495094546976E-12 -3.826042862277722E-14 -3.59613754038844E-13 -2.846521508041159E-15 q -5.592082460580748E-15 1.378128732321415E-14 3.975836573586777E-12 9.037234812476747E-14 9.422416134967512E-13 7.280318317943537E-15 tp -1.537495094546976E-12 3.975836573586777E-12 3.609047678260624E-9 -6.436250244466366E-12 1.036032005723421E-9 4.132748848712639E-12 node -3.826042862277722E-14 9.037234812476747E-14 -6.436250244466366E-12 1.051064188835269E-8 -1.049408316332606E-8 8.74814730232062E-11 peri -3.59613754038844E-13 9.422416134967512E-13 1.036032005723421E-9 -1.049408316332606E-8 1.078581160537897E-8 -8.620643590946507E-11 i -2.846521508041159E-15 7.280318317943537E-15 4.132748848712639E-12 8.74814730232062E-11 -8.620643590946507E-11 1.903850149371117E-11 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] Physical Parameter Table Parameter Symbol Value Units Sigma Reference Notes absolute magnitude H 17.1   n/a MPO446289   243986 (2001 RW62)          Discovered 2001-Sep-12 by LINEAR at Socorro Reference: 20100726/Numbers.arc Last Updated: 2010-07-28 [ show close-approach data ] [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Apr-20 18:24 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin