+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   359768 (2011 UH126) Classification: Main-belt Asteroid          SPK-ID: 2359768 [ 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 13 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .166051579014069 6.1883e-08   a 2.209333376188026 1.6868e-08 au q 1.84247008050352 1.4418e-07 au i 4.835991330133266 4.7331e-06 deg node 282.4662187929365 6.6297e-05 deg peri 45.27085726904134 6.7589e-05 deg M 275.8121926874225 1.6869e-05 deg tp 2459281.002673336676 (2021-Mar-07.50267334) 5.8267e-05 TDB period 1199.472532005438 3.28 1.3737e-05 3.761e-08 d yr n .3001319249871474 3.4373e-09 deg/d Q 2.576196671872532 1.9669e-08 au   Orbit Determination Parameters    # obs. used (total)      168      data-arc span      6867 days (18.80 yr)      first obs. used      2001-08-28      last obs. used      2020-06-16      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .55322      source      ORB      producer      Otto Matic      solution date      2020-Nov-11 16:21:12   Additional Information  Earth MOID = .834519 au   Jupiter MOID = 2.74767 au   T_jup = 3.636  [ hide covariance matrix ] Orbital Elements at Epoch 2457567.5 (2016-Jun-28.0) TDB Reference: JPL 13 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1656538542073891 6.1938e-08   q 1.844229292331535 1.4429e-07 au tp 2458080.837372550453 (2017-Nov-23.33737255) 5.0378e-05 TDB node 282.5392991789035 6.6298e-05 deg peri 45.02344953287088 6.7591e-05 deg i 4.834946906007609 4.7336e-06 deg   Orbit Determination Parameters    # obs. used (total)      168      data-arc span      6867 days (18.80 yr)      first obs. used      2001-08-28      last obs. used      2020-06-16      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .55322      source      ORB      producer      Otto Matic      solution date      2020-Nov-11 16:21:12   Additional Information  Jupiter MOID = 2.74767 au   T_jup = 3.636  Orbit Covariance (6×6)   e q tp node peri i e 3.836343677407608E-15 -8.904408437171735E-15 -2.156899659529696E-13 6.431037105086968E-14 2.349357375000329E-15 -5.415561780923178E-15 q -8.904408437171735E-15 2.082011730150202E-14 8.286185398256424E-13 -1.41697709409263E-13 6.193269887377439E-14 1.342070628133969E-14 tp -2.156899659529696E-13 8.286185398256424E-13 2.537955528604884E-9 3.206668693949401E-11 6.901646505559559E-10 3.921688063548216E-12 node 6.431037105086968E-14 -1.41697709409263E-13 3.206668693949401E-11 4.395403198625324E-9 -4.368934176023101E-9 7.192330465746515E-11 peri 2.349357375000329E-15 6.193269887377439E-14 6.901646505559559E-10 -4.368934176023101E-9 4.56850116058214E-9 -7.085144746408247E-11 i -5.415561780923178E-15 1.342070628133969E-14 3.921688063548216E-12 7.192330465746515E-11 -7.085144746408247E-11 2.240661307740525E-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 17.5   n/a MPO471703   359768 (2011 UH126)          Discovered 2004-Jul-09 by LINEAR at Socorro Reference: 20130327/Numbers.arc Last Updated: 2013-03-29 [ show close-approach data ] Alternate Designations  2011 UH126 = 2004 NG9  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Jan-20 18:04 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin