+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   359516 (2010 RM54) Classification: Main-belt Asteroid          SPK-ID: 2359516 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] [ 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 .1503965577349713 9.0153e-08   a 3.128009933077321 4.0523e-08 au q 2.657568006581694 2.7583e-07 au i 8.381371141212991 9.2839e-06 deg node 180.3196295133083 5.5205e-05 deg peri 213.1361344261647 6.0288e-05 deg M 238.117716683632 2.5977e-05 deg tp 2459684.630090952058 (2022-Apr-15.13009095) 0.00015248 TDB period 2020.694280098591 5.53 3.9266e-05 1.075e-07 d yr n .1781565888247258 3.462e-09 deg/d Q 3.598451859572948 4.6617e-08 au   Orbit Determination Parameters    # obs. used (total)      111      data-arc span      8913 days (24.40 yr)      first obs. used      1994-11-28      last obs. used      2019-04-24      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .67508      source      ORB      producer      Otto Matic      solution date      2020-Feb-26 00:44:23   Additional Information  Earth MOID = 1.66783 au   Jupiter MOID = 1.86466 au   T_jup = 3.180  [ hide covariance matrix ] Orbital Elements at Epoch 2457229.5 (2015-Jul-26.0) TDB Reference: JPL 10 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1523368824017501 9.0173e-08   q 2.649299778147064 2.7574e-07 au tp 2457669.203181964948 (2016-Oct-07.70318196) 0.00013434 TDB node 180.3840548902461 5.5173e-05 deg peri 213.6000715135743 6.0118e-05 deg i 8.386766351733764 9.2917e-06 deg   Orbit Determination Parameters    # obs. used (total)      111      data-arc span      8913 days (24.40 yr)      first obs. used      1994-11-28      last obs. used      2019-04-24      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .67508      source      ORB      producer      Otto Matic      solution date      2020-Feb-26 00:44:23   Additional Information  Jupiter MOID = 1.86466 au   T_jup = 3.180  Orbit Covariance (6×6)   e q tp node peri i e 8.131237541658012E-15 -2.467517667164461E-14 6.422667484910556E-13 7.323566269880573E-15 2.031293628774694E-13 1.196636421308218E-15 q -2.467517667164461E-14 7.602991633340257E-14 -7.684028032845512E-13 -2.553779058621308E-14 -4.537937147846195E-13 -2.764772406043907E-15 tp 6.422667484910556E-13 -7.684028032845512E-13 1.804699248851161E-8 3.261120795366956E-11 3.285995286397767E-9 1.406234596012057E-11 node 7.323566269880573E-15 -2.553779058621308E-14 3.261120795366956E-11 3.044044548562469E-9 -3.004000091969433E-9 1.329854392553107E-10 peri 2.031293628774694E-13 -4.537937147846195E-13 3.285995286397767E-9 -3.004000091969433E-9 3.614210281194513E-9 -1.28797960701614E-10 i 1.196636421308218E-15 -2.764772406043907E-15 1.406234596012057E-11 1.329854392553107E-10 -1.28797960701614E-10 8.633506441908583E-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 16.3   n/a MPO471701   359516 (2010 RM54)          Discovered 1994-Nov-28 by Spacewatch at Kitt Peak Reference: 20130327/Numbers.arc Last Updated: 2013-03-29 [ show close-approach data ] Alternate Designations  2010 RM54 = 1994 WO7  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2020-Aug-12 19:01 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin