+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   277383 (2005 UW79) Classification: Main-belt Asteroid          SPK-ID: 2277383 [ 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 20 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .2437778673226698 4.2268e-08   a 2.340919518991962 9.3668e-09 au q 1.770255151078092 1.0189e-07 au i 6.560346332921104 4.6784e-06 deg node 65.35230653372554 3.9742e-05 deg peri 303.5132719125006 4.099e-05 deg M 103.2058656768838 1.0961e-05 deg tp 2458825.457891686790 (2019-Dec-07.95789169) 3.8572e-05 TDB period 1308.212068250655 3.58 7.8519e-06 2.15e-08 d yr n .275184741630914 1.6517e-09 deg/d Q 2.911583886905833 1.165e-08 au   Orbit Determination Parameters    # obs. used (total)      462      data-arc span      7130 days (19.52 yr)      first obs. used      2001-07-18      last obs. used      2021-01-24      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .51829      source      ORB      producer      Otto Matic      solution date      2021-Feb-24 14:34:04   Additional Information  Earth MOID = .778905 au   Jupiter MOID = 2.56824 au   T_jup = 3.515  [ hide covariance matrix ] Orbital Elements at Epoch 2457439.5 (2016-Feb-21.0) TDB Reference: JPL 20 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .2453376874135663 4.2401e-08   q 1.765898934743198 1.023e-07 au tp 2457516.934037965518 (2016-May-08.43403797) 3.4332e-05 TDB node 65.37467430534433 3.9769e-05 deg peri 303.3546229034671 4.0982e-05 deg i 6.56115259655268 4.6774e-06 deg   Orbit Determination Parameters    # obs. used (total)      462      data-arc span      7130 days (19.52 yr)      first obs. used      2001-07-18      last obs. used      2021-01-24      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .51829      source      ORB      producer      Otto Matic      solution date      2021-Feb-24 14:34:04   Additional Information  Jupiter MOID = 2.56824 au   T_jup = 3.515  Orbit Covariance (6×6)   e q tp node peri i e 1.797876187072225E-15 -4.328929750879517E-15 -3.140978460927663E-13 -4.623637107170403E-15 -6.920510781879885E-14 -4.02564487256139E-15 q -4.328929750879517E-15 1.046558532495404E-14 8.268405884425946E-13 1.265567737966881E-14 1.819855307651187E-13 1.003799205675076E-14 tp -3.140978460927663E-13 8.268405884425946E-13 1.178652914521917E-9 3.232179161540145E-12 3.527403934379336E-10 2.950943755257161E-12 node -4.623637107170403E-15 1.265567737966881E-14 3.232179161540145E-12 1.581533958671953E-9 -1.570500290762205E-9 3.420968049602589E-12 peri -6.920510781879885E-14 1.819855307651187E-13 3.527403934379336E-10 -1.570500290762205E-9 1.679485761796195E-9 -2.556276089235471E-12 i -4.02564487256139E-15 1.003799205675076E-14 2.950943755257161E-12 3.420968049602589E-12 -2.556276089235471E-12 2.187823717380387E-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 16.5   n/a MPO338854   277383 (2005 UW79)          Discovered 2005-Oct-25 by Spacewatch at Kitt Peak Reference: 20110517/Numbers.arc Last Updated: 2011-05-20 [ show close-approach data ] Alternate Designations  2005 UW79 = 2001 OR26 = 2004 HL68  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Mar-01 11:11 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin