+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   79867 (1998 YO1) Classification: Main-belt Asteroid          SPK-ID: 2079867 [ 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 22 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1693535599415546 3.1782e-08   a 2.471603301291502 1.249e-08 au q 2.053028483454487 8.2403e-08 au i 5.885324661502811 3.5199e-06 deg node 69.14237292679682 4.5359e-05 deg peri 334.8539994551389 4.8127e-05 deg M 206.5648063505848 1.8818e-05 deg tp 2459605.407629040124 (2022-Jan-25.90762904) 7.6954e-05 TDB period 1419.275078128562 3.89 1.0759e-05 2.946e-08 d yr n .2536506175213697 1.9227e-09 deg/d Q 2.890178119128517 1.4606e-08 au   Orbit Determination Parameters    # obs. used (total)      969      data-arc span      7883 days (21.58 yr)      first obs. used      1998-11-24      last obs. used      2020-06-24      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .51532      source      ORB      producer      Otto Matic      solution date      2020-Nov-12 21:21:43   Additional Information  Earth MOID = 1.06414 au   Jupiter MOID = 2.50124 au   T_jup = 3.457  [ hide covariance matrix ] Orbital Elements at Epoch 2457234.5 (2015-Jul-31.0) TDB Reference: JPL 22 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1691079915251336 3.1669e-08   q 2.054218612173165 8.2005e-08 au tp 2456768.474866331354 (2014-Apr-20.97486633) 6.6292e-05 TDB node 69.16454600648267 4.5369e-05 deg peri 335.1928837472562 4.815e-05 deg i 5.884428585062988 3.519e-06 deg   Orbit Determination Parameters    # obs. used (total)      969      data-arc span      7883 days (21.58 yr)      first obs. used      1998-11-24      last obs. used      2020-06-24      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .51532      source      ORB      producer      Otto Matic      solution date      2020-Nov-12 21:21:43   Additional Information  Jupiter MOID = 2.50124 au   T_jup = 3.457  Orbit Covariance (6×6)   e q tp node peri i e 1.002900652195124E-15 -2.578238079288874E-15 -2.490728771115823E-13 6.336565587533461E-16 -1.054297742019184E-13 -1.422552929093091E-16 q -2.578238079288874E-15 6.724787866413619E-15 8.642467690040212E-13 8.875539249822652E-16 3.291614394782479E-13 4.26644076322306E-16 tp -2.490728771115823E-13 8.642467690040212E-13 4.394628836317983E-9 3.966944399294867E-11 1.094462716082027E-9 -1.558667089161897E-12 node 6.336565587533461E-16 8.875539249822652E-16 3.966944399294867E-11 2.058370763005267E-9 -2.037237543383864E-9 3.740559004467311E-11 peri -1.054297742019184E-13 3.291614394782479E-13 1.094462716082027E-9 -2.037237543383864E-9 2.318450055313489E-9 -3.760887407879874E-11 i -1.422552929093091E-16 4.26644076322306E-16 -1.558667089161897E-12 3.740559004467311E-11 -3.760887407879874E-11 1.238367634681496E-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 15.45   n/a E2021B10   79867 (1998 YO1)          Discovered 1998-Dec-17 by Burks, G., Collier, M. at Baton Rouge Reference: 20040504/Numbers.arc Last Updated: 2004-07-16 [ show close-approach data ] Alternate Designations  1998 YO1 = 2002 XC52  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Mar-01 23:19 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin