+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   17414 (1988 RN10) Classification: Jupiter Trojan          SPK-ID: 2017414 [ 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 17 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .03450701048128976 5.6536e-08   a 5.132231739651495 9.1232e-08 au q 4.955133765218933 3.0129e-07 au i 16.58724770562388 4.2233e-06 deg node 153.6532990949235 2.1636e-05 deg peri 80.18538421366831 7.3819e-05 deg M 20.39323353708568 6.8078e-05 deg tp 2458959.930034425584 (2020-Apr-20.43003443) 0.00080652 TDB period 4246.760939077939 11.63 0.00011324 3.1e-07 d yr n .08477048865344504 2.2604e-09 deg/d Q 5.309329714084057 9.4381e-08 au   Orbit Determination Parameters    # obs. used (total)      839      data-arc span      11837 days (32.41 yr)      first obs. used      1988-09-14      last obs. used      2021-02-10      planetary ephem.      DE441      SB-pert. ephem.      SB441-N16      condition code      0      norm. resid. RMS      .53108      source      ORB      producer      Otto Matic      solution date      2021-Apr-13 02:02:44   Additional Information  Earth MOID = 3.99386 au   Jupiter MOID = .166855 au   T_jup = 2.916  [ 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 12.13   n/a E2021B10   diameter diameter 21.627 km 0.316 urn:nasa:pds:neowise_diameters_albedos::2.0[jupiter_trojans] (http://adsabs.harvard.edu/abs/2012ApJ...759...49G)   geometric albedo albedo 0.060   0.009 urn:nasa:pds:neowise_diameters_albedos::2.0[jupiter_trojans] (http://adsabs.harvard.edu/abs/2012ApJ...759...49G)   17414 (1988 RN10)          Discovered 1988-Sep-14 by Bus, S. J. at Cerro Tololo Reference: 20001013/Numbers.arc Last Updated: 2004-04-19 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2021-Apr-18 00:04 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin