+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   245336 (2005 EH148) Classification: Main-belt Asteroid          SPK-ID: 2245336 [ 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 .1607059973845024 5.2525e-08   a 2.707199945322098 2.7621e-08 au q 2.27213667798984 1.3486e-07 au i 3.574565556118461 6.1402e-06 deg node 128.9680780626798 0.00012709 deg peri 159.8827154460699 0.00013084 deg M 64.39018796421335 3.5812e-05 deg tp 2458709.497903492875 (2019-Aug-13.99790349) 0.00015884 TDB period 1626.967680243281 4.45 2.4899e-05 6.817e-08 d yr n .2212705294466384 3.3864e-09 deg/d Q 3.142263212654356 3.206e-08 au   Orbit Determination Parameters    # obs. used (total)      217      data-arc span      9040 days (24.75 yr)      first obs. used      1996-02-16      last obs. used      2020-11-16      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .5552      source      ORB      producer      Otto Matic      solution date      2020-Dec-18 00:10:24   Additional Information  Earth MOID = 1.25623 au   Jupiter MOID = 2.03027 au   T_jup = 3.343  [ 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 16.7   n/a MPO437143   diameter diameter 2.634 km 0.857 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   geometric albedo albedo 0.044   0.052 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   245336 (2005 EH148)          Discovered 2005-Mar-10 by Spacewatch at Kitt Peak Reference: 20100726/Numbers.arc Last Updated: 2010-07-28 [ show close-approach data ] Alternate Designations  2005 EH148 = 2000 CE144  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Jan-28 03:39 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin