+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   277856 (2006 JH7) Classification: Main-belt Asteroid          SPK-ID: 2277856 [ 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 15 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .09067262142315063 4.5677e-08   a 3.06959122089228 4.2133e-08 au q 2.791263338196488 1.5767e-07 au i 8.347718658000714 6.8547e-06 deg node 206.2613131551848 3.5827e-05 deg peri 251.46111358695 5.5882e-05 deg M 342.7767377756853 4.0826e-05 deg tp 2459094.479289212059 (2020-Sep-01.97928921) 0.00022292 TDB period 1964.351681795711 5.38 4.0443e-05 1.107e-07 d yr n .1832665725471858 3.7732e-09 deg/d Q 3.347919103588073 4.5953e-08 au   Orbit Determination Parameters    # obs. used (total)      236      data-arc span      5369 days (14.70 yr)      first obs. used      2005-02-14      last obs. used      2019-10-28      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .50778      source      ORB      producer      Otto Matic      solution date      2019-Nov-08 05:25:20   Additional Information  Earth MOID = 1.82219 au   Jupiter MOID = 1.87599 au   T_jup = 3.209  [ show covariance matrix ] [ 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 15.8   n/a MPO455061   277856 (2006 JH7)          Discovered 2006-May-01 by Spacewatch at Kitt Peak Reference: 20110517/Numbers.arc Last Updated: 2011-05-20 [ show close-approach data ] Alternate Designations  2006 JH7 = 2008 TM37  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2020-Aug-11 08:10 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin