+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   201722 (2003 UK190) Classification: Main-belt Asteroid          SPK-ID: 2201722 [ 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 14 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .07516168940746594 9.5461e-08   a 2.855116156911427 2.9961e-08 au q 2.640520803103413 2.8664e-07 au i 3.845690922951484 4.7329e-06 deg node 74.8203300196521 0.00013575 deg peri 281.54498650 0.00013944 deg M 194.5881394149736 3.4139e-05 deg tp 2459810.151724681425 (2022-Aug-18.65172468) 0.00017157 TDB period 1762.114396479367 4.82 2.7737e-05 7.594e-08 d yr n .2043000163435844 3.2158e-09 deg/d Q 3.069711510719442 3.2213e-08 au   Orbit Determination Parameters    # obs. used (total)      187      data-arc span      6027 days (16.50 yr)      first obs. used      2003-10-22      last obs. used      2020-04-22      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .54755      source      ORB      producer      Otto Matic      solution date      2020-May-21 07:07:39   Additional Information  Earth MOID = 1.63948 au   Jupiter MOID = 2.2794 au   T_jup = 3.296  [ hide covariance matrix ] Orbital Elements at Epoch 2457238.5 (2015-Aug-04.0) TDB Reference: JPL 14 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .07377139154925023 9.523e-08   q 2.645699850319736 2.8536e-07 au tp 2458049.400378121134 (2017-Oct-22.90037812) 0.00016682 TDB node 74.84078926088134 0.00013574 deg peri 281.85340197479 0.00013962 deg i 3.845387022598414 4.7319e-06 deg   Orbit Determination Parameters    # obs. used (total)      187      data-arc span      6027 days (16.50 yr)      first obs. used      2003-10-22      last obs. used      2020-04-22      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .54755      source      ORB      producer      Otto Matic      solution date      2020-May-21 07:07:39   Additional Information  Jupiter MOID = 2.2794 au   T_jup = 3.296  Orbit Covariance (6×6)   e q tp node peri i e 9.068748105182434E-15 -2.707444626396886E-14 -4.14212465062617E-12 2.104755145943332E-14 -9.038797735174849E-13 -4.362140393542811E-17 q -2.707444626396886E-14 8.142750667102726E-14 1.285898768855336E-11 -6.430821462936526E-14 2.736445671912586E-12 7.539967061496968E-16 tp -4.14212465062617E-12 1.285898768855336E-11 2.782968890159833E-8 -1.743451710383561E-11 5.593834605901397E-9 5.54320182373606E-13 node 2.104755145943332E-14 -6.430821462936526E-14 -1.743451710383561E-11 1.842597640469595E-8 -1.838830676796618E-8 -6.508079137027815E-11 peri -9.038797735174849E-13 2.736445671912586E-12 5.593834605901397E-9 -1.838830676796618E-8 1.949278791210346E-8 6.50005491047069E-11 i -4.362140393542811E-17 7.539967061496968E-16 5.54320182373606E-13 -6.508079137027815E-11 6.50005491047069E-11 2.239070205055407E-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 16.4   n/a MPO433322   201722 (2003 UK190)          Discovered 2003-Oct-22 by Spacewatch at Kitt Peak Reference: 20081212/Numbers.arc Last Updated: 2008-12-12 [ show close-approach data ] [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2020-Oct-26 07:45 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin