+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   109199 (2001 QV77) Classification: Main-belt Asteroid          SPK-ID: 2109199 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] [ show orbit diagram ] Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB Reference: JPL 21 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1247964698134265 3.6783e-08   a 2.767392684272031 1.4901e-08 au q 2.422031846687379 1.0649e-07 au i 8.544404398173741 6.6816e-06 deg node 202.3901559285837 2.5683e-05 deg peri 259.5785124131875 3.8259e-05 deg M 333.3164745212269 2.8013e-05 deg tp 2459125.136520939469 (2020-Oct-02.63652094) 0.0001312 TDB period 1681.529960270894 4.60 1.3581e-05 3.718e-08 d yr n .2140907438497285 1.7291e-09 deg/d Q 3.112753521856682 1.676e-08 au   Orbit Determination Parameters    # obs. used (total)      846      data-arc span      7143 days (19.56 yr)      first obs. used      2000-07-07      last obs. used      2020-01-27      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .54365      source      ORB      producer      Otto Matic      solution date      2020-Feb-24 03:21:08   Additional Information  Earth MOID = 1.45647 au   Jupiter MOID = 2.10267 au   T_jup = 3.311  [ hide covariance matrix ] Orbital Elements at Epoch 2456887.5 (2014-Aug-18.0) TDB Reference: JPL 21 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1225020144154474 3.6838e-08   q 2.429436657799861 1.0644e-07 au tp 2457443.673837505160 (2016-Feb-25.17383751) 0.00013 TDB node 202.4189988707766 2.5684e-05 deg peri 259.6449639579446 3.8681e-05 deg i 8.540249920830606 6.6824e-06 deg   Orbit Determination Parameters    # obs. used (total)      846      data-arc span      7143 days (19.56 yr)      first obs. used      2000-07-07      last obs. used      2020-01-27      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .54365      source      ORB      producer      Otto Matic      solution date      2020-Feb-24 03:21:08   Additional Information  Jupiter MOID = 2.10267 au   T_jup = 3.311  Orbit Covariance (6×6)   e q tp node peri i e 1.357042870965302E-15 -3.893874420256285E-15 -9.284345385323675E-14 4.194184789446077E-15 3.968170357787813E-14 -2.283481001077864E-15 q -3.893874420256285E-15 1.132984456308667E-14 6.767109564280094E-13 -1.2606036653174E-14 -3.715940741623951E-14 6.77109684526383E-15 tp -9.284345385323675E-14 6.767109564280094E-13 1.689877762400754E-8 -2.499220710368501E-11 3.760531216758408E-9 9.126867432696658E-12 node 4.194184789446077E-15 -1.2606036653174E-14 -2.499220710368501E-11 6.596775053493385E-10 -6.572980832574813E-10 -2.771762535570933E-11 peri 3.968170357787813E-14 -3.715940741623951E-14 3.760531216758408E-9 -6.572980832574813E-10 1.496220858858771E-9 2.923334144434523E-11 i -2.283481001077864E-15 6.77109684526383E-15 9.126867432696658E-12 -2.771762535570933E-11 2.923334144434523E-11 4.465466773375664E-11 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] Physical Parameter Table Parameter Symbol Value Units Sigma Reference Notes absolute magnitude H 15.0   n/a MPO502754   diameter diameter 3.315 km 0.541 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   geometric albedo albedo 0.279   0.053 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   109199 (2001 QV77)          Discovered 2001-Aug-16 by LINEAR at Socorro Reference: 20051019/Numbers.arc Last Updated: 2005-10-26 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2020-Oct-26 22:22 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin