+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   15638 (2000 JA65) Classification: Outer Main-belt Asteroid          SPK-ID: 2015638 [ 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 43 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1850972217239087 2.1737e-08   a 3.99317498425177 3.1115e-08 au q 3.254049388809354 8.891e-08 au i 9.41130016555006 5.461e-07 deg node 118.6345481522017 1.2659e-05 deg peri 224.4966624620986 1.2023e-05 deg M 124.8074725292742 6.725e-06 deg tp 2458190.051863858814 (2018-Mar-12.55186386) 5.2925e-05 TDB period 2914.579725388679 7.98 3.4066e-05 9.327e-08 d yr n .1235169506135199 1.4437e-09 deg/d Q 4.732300579694185 3.6874e-08 au   Orbit Determination Parameters    # obs. used (total)      2355      data-arc span      25926 days (70.98 yr)      first obs. used      1950-03-21      last obs. used      2021-03-14      planetary ephem.      DE441      SB-pert. ephem.      SB441-N16      condition code      0      norm. resid. RMS      .47367      source      ORB      producer      Otto Matic      solution date      2021-Apr-13 01:04:47   Additional Information  Earth MOID = 2.25303 au   Jupiter MOID = .740729 au   T_jup = 3.002  [ 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 11.47   n/a E2021B10   diameter diameter 32.265 km 0.273 urn:nasa:pds:neowise_diameters_albedos::2.0[hildas] (http://adsabs.harvard.edu/abs/2012ApJ...744..197G)   rotation period rot_per 5.898 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List: [Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.] [Warner, B.D.; Stephens, R.D. (2019) Minor Planet Bull. 46, 43-45.] [Pal, A.; Szakats, R.; Kiss, C.; Bodi, A.; et al. (2019) Ap. J. Supl. Ser. 247, id.26.] geometric albedo albedo 0.056   0.010 urn:nasa:pds:neowise_diameters_albedos::2.0[hildas] (http://adsabs.harvard.edu/abs/2012ApJ...744..197G)   15638 (2000 JA65)          Discovered 2000-May-05 by LINEAR at Socorro Reference: 20000621/Numbers.arc Last Updated: 2004-04-19 [ show close-approach data ] Alternate Designations  2000 JA65 = 1979 YQ5 = 1993 OV3 = 1998 FL83 = 1999 GX42  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Apr-14 12:45 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin