+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   351171 (2004 BX22) Classification: Main-belt Asteroid          SPK-ID: 2351171 [ 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 8 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1564858982231729 8.0447e-08   a 2.689945218052241 3.1723e-08 au q 2.269006724434207 2.0519e-07 au i 7.000061227368651 7.5488e-06 deg node 120.2074011225299 5.4079e-05 deg peri 10.94962459169929 6.2162e-05 deg M 249.591073882914 3.8649e-05 deg tp 2459494.714251784705 (2021-Oct-07.21425178) 0.00018032 TDB period 1611.437923540865 4.41 2.8506e-05 7.805e-08 d yr n .223402958774211 3.952e-09 deg/d Q 3.110883711670275 3.6688e-08 au   Orbit Determination Parameters    # obs. used (total)      154      data-arc span      5702 days (15.61 yr)      first obs. used      2004-01-17      last obs. used      2019-08-28      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .52888      source      ORB      producer      Otto Matic      solution date      2020-Feb-25 23:53:26   Additional Information  Earth MOID = 1.28421 au   Jupiter MOID = 1.94076 au   T_jup = 3.344  [ hide covariance matrix ] Orbital Elements at Epoch 2457440.5 (2016-Feb-22.0) TDB Reference: JPL 8 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1543689483861557 8.0558e-08   q 2.276577865849386 2.0493e-07 au tp 2457882.067978271646 (2017-May-08.56797827) 0.00015941 TDB node 120.3006060876937 5.4165e-05 deg peri 10.85340287504964 6.2473e-05 deg i 6.992395355746949 7.5399e-06 deg   Orbit Determination Parameters    # obs. used (total)      154      data-arc span      5702 days (15.61 yr)      first obs. used      2004-01-17      last obs. used      2019-08-28      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .52888      source      ORB      producer      Otto Matic      solution date      2020-Feb-25 23:53:26   Additional Information  Jupiter MOID = 1.94076 au   T_jup = 3.344  Orbit Covariance (6×6)   e q tp node peri i e 6.489569988488586E-15 -1.639807178678659E-14 5.892915110675236E-12 1.336876374081336E-14 9.638059240685173E-13 -6.32829884996295E-15 q -1.639807178678659E-14 4.199663946549499E-14 -1.246369840064265E-11 -3.788458050129586E-14 -1.974961784232618E-12 1.391497045263402E-14 tp 5.892915110675236E-12 -1.246369840064265E-11 2.541177980371827E-8 -3.666155969692398E-11 4.982564904461387E-9 -2.444892067992743E-11 node 1.336876374081336E-14 -3.788458050129586E-14 -3.666155969692398E-11 2.933810849020139E-9 -2.919388516245253E-9 3.350282624034125E-11 peri 9.638059240685173E-13 -1.974961784232618E-12 4.982564904461387E-9 -2.919388516245253E-9 3.902923608847913E-9 -3.810231600673263E-11 i -6.32829884996295E-15 1.391497045263402E-14 -2.444892067992743E-11 3.350282624034125E-11 -3.810231600673263E-11 5.685049957698596E-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 16.6   n/a MPO450317   351171 (2004 BX22)          Discovered 2004-Jan-17 by NEAT at Palomar Reference: 20130127/Numbers.arc Last Updated: 2013-01-31 [ show close-approach data ] [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2020-Oct-01 02:51 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin