+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   70687 (1999 UE15) Classification: Main-belt Asteroid          SPK-ID: 2070687 [ 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 12 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .2612531387896809 8.1043e-08   a 2.558001556002015 1.4237e-08 au q 1.889715620467601 2.1508e-07 au i 6.43969523908387 4.6868e-06 deg node 46.07105321813845 5.6268e-05 deg peri 295.762146796104 5.6907e-05 deg M 44.01887829342439 1.193e-05 deg tp 2458817.779992633590 (2019-Nov-30.27999263) 4.8301e-05 TDB period 1494.340728390027 4.09 1.2475e-05 3.415e-08 d yr n .2409089126466203 2.0112e-09 deg/d Q 3.226287491536429 1.7956e-08 au   Orbit Determination Parameters    # obs. used (total)      464      data-arc span      7273 days (19.91 yr)      first obs. used      1998-05-22      last obs. used      2018-04-20      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .54458      source      ORB      producer      Otto Matic      solution date      2019-Jul-13 05:35:16   Additional Information  Earth MOID = .89284 au   Jupiter MOID = 2.21576 au   T_jup = 3.379  [ show covariance matrix ] [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] Physical Parameter Table Parameter Symbol Value Units Sigma Reference Notes absolute magnitude H 15.8   n/a MPO436276   70687 (1999 UE15)          Discovered 1999-Oct-29 by CSS at Catalina Reference: 20031109/Numbers.arc Last Updated: 2004-04-19 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2020-Sep-27 06:14 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin