+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   14133 (1998 RJ17) Classification: Main-belt Asteroid          SPK-ID: 2014133 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] [ show orbit diagram ] Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB Reference: JPL 26 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .2275053181216162 2.8412e-08   a 2.428348803244805 9.2295e-09 au q 1.87588653625235 6.839e-08 au i 10.57321971292806 5.389e-06 deg node 178.6578465001836 1.8158e-05 deg peri 262.1037842928426 2.2636e-05 deg M 245.3326832546786 1.477e-05 deg tp 2459640.752852175154 (2022-Mar-02.25285218) 5.7972e-05 TDB period 1382.1813510738 3.78 7.88e-06 2.157e-08 d yr n .2604578622916019 1.4849e-09 deg/d Q 2.980811070237261 1.1329e-08 au   Orbit Determination Parameters    # obs. used (total)      1683      data-arc span      11990 days (32.83 yr)      first obs. used      1987-10-26      last obs. used      2020-08-23      planetary ephem.      DE441      SB-pert. ephem.      SB441-N16      condition code      0      norm. resid. RMS      .50234      source      ORB      producer      Otto Matic      solution date      2021-Apr-13 00:17:53   Additional Information  Earth MOID = .924729 au   Jupiter MOID = 2.37856 au   T_jup = 3.451  [ 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 14.34   n/a MPCxxxxx   diameter diameter 3.545 km 0.545 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2015ApJ...814..117N)   rotation period rot_per 5.23990 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List: [Oey, J. (2011) Minor Planet Bull. 38, 221-223.] [Pravec, P.; Wolf, M.; Sarounova, L. (2011) http://www.asu.cas.cz/~ppravec/neo.htm] geometric albedo albedo 0.277   0.088 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)   14133 (1998 RJ17)          Discovered 1998-Sep-14 by LINEAR at Socorro Reference: 20000320/Numbers.arc Last Updated: 2004-04-19 Alternate Designations  1998 RJ17 = 1987 US3 = 1997 MP10  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2021-May-15 15:51 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin