+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   58351 (1995 DA8) Classification: Main-belt Asteroid          SPK-ID: 2058351 [ 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 28 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .08183937875156763 5.3396e-08   a 2.432698545320208 1.2176e-08 au q 2.23360800768136 1.2872e-07 au i 8.361338730670814 6.1271e-06 deg node 160.5325683123299 2.6889e-05 deg peri 33.2485848666244 3.7867e-05 deg M 211.19222236254 2.7182e-05 deg tp 2459573.367256709329 (2021-Dec-24.86725671) 0.00010623 TDB period 1385.896729926317 3.79 1.0405e-05 2.849e-08 d yr n .2597596142817508 1.9502e-09 deg/d Q 2.631789082959056 1.3173e-08 au   Orbit Determination Parameters    # obs. used (total)      657      data-arc span      9393 days (25.72 yr)      first obs. used      1995-02-24      last obs. used      2020-11-12      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .61829      source      ORB      producer      Otto Matic      solution date      2020-Dec-18 03:57:04   Additional Information  Earth MOID = 1.23917 au   Jupiter MOID = 2.33038 au   T_jup = 3.487  [ 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 MPO493282   diameter diameter 1.739 km 0.371 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   geometric albedo albedo 0.368   0.163 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   58351 (1995 DA8)          Discovered 1995-Feb-24 by Spacewatch at Kitt Peak Reference: 20030614/Numbers.arc Last Updated: 2004-04-19 [ show close-approach data ] Alternate Designations  1995 DA8 = 1995 FT1 = 2000 QS48  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Jan-20 18:00 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin