+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   14912 (1993 RP3) Classification: Main-belt Asteroid          SPK-ID: 2014912 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] [ show orbit diagram ] Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB Reference: JPL 36 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .251926994794873 2.0529e-08   a 2.654578008742401 9.1408e-09 au q 1.98581814855137 5.4815e-08 au i 12.14286761622391 6.7629e-07 deg node 262.3007990776476 3.5726e-06 deg peri 165.8471495143563 6.4994e-06 deg M 41.28275739935152 3.6393e-06 deg tp 2459019.341856289574 (2020-Jun-18.84185629) 1.544e-05 TDB period 1579.76200826105 4.33 8.1597e-06 2.234e-08 d yr n .2278824266677207 1.177e-09 deg/d Q 3.323337868933433 1.1444e-08 au   Orbit Determination Parameters    # obs. used (total)      2184      data-arc span      17636 days (48.28 yr)      first obs. used      1972-12-01      last obs. used      2021-03-15      planetary ephem.      DE441      SB-pert. ephem.      SB441-N16      condition code      0      norm. resid. RMS      .41168      source      ORB      producer      Otto Matic      solution date      2021-Apr-13 00:42:05   Additional Information  Earth MOID = 1.002 au   Jupiter MOID = 1.99438 au   T_jup = 3.312  [ 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 13.1   n/a MPO502283   diameter diameter 6.497 km 0.316 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   geometric albedo albedo 0.200   0.040 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   14912 (1993 RP3)          Discovered 1993-Sep-12 by PCAS at Palomar Reference: 20000523/Numbers.arc Last Updated: 2004-04-19 [ show close-approach data ] Alternate Designations  1993 RP3 = 1972 XE2 = 1985 VS5 = 1995 BP4  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Apr-19 09:39 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin