+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   277769 (2006 DG172) Classification: Main-belt Asteroid          SPK-ID: 2277769 [ 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 16 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .04961837126508056 5.5339e-08   a 2.771832013336515 2.8331e-08 au q 2.634298223414349 1.5957e-07 au i 6.876188186157245 5.6652e-06 deg node 154.5221395062973 4.1171e-05 deg peri 214.4533414212025 6.1225e-05 deg M 193.2622537052256 4.7184e-05 deg tp 2459781.192869457563 (2022-Jul-20.69286946) 0.00022395 TDB period 1685.577736596353 4.61 2.5843e-05 7.075e-08 d yr n .213576622533553 3.2745e-09 deg/d Q 2.909365803258682 2.9737e-08 au   Orbit Determination Parameters    # obs. used (total)      244      data-arc span      6049 days (16.56 yr)      first obs. used      2003-10-01      last obs. used      2020-04-23      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .56492      source      ORB      producer      Otto Matic      solution date      2020-May-21 16:29:36   Additional Information  Earth MOID = 1.63489 au   Jupiter MOID = 2.32634 au   T_jup = 3.325  [ 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 16.3   n/a MPO433796   277769 (2006 DG172)          Discovered 2006-Feb-27 by Spacewatch at Kitt Peak Reference: 20110517/Numbers.arc Last Updated: 2011-05-20 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2020-Sep-18 22:55 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin