+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   5920 (1992 SX17) Classification: Main-belt Asteroid          SPK-ID: 2005920 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] [ show orbit diagram ] Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB Reference: JPL 43 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1245037458233231 8.7158e-09   a 3.13292980106596 1.5471e-08 au q 2.742868305431729 2.477e-08 au i 19.38839143084198 9.0897e-07 deg node 347.554472161383 1.3696e-06 deg peri 64.529394090243 1.4403e-05 deg M 36.85284219476603 1.2416e-05 deg tp 2459189.155314012065 (2020-Dec-05.65531401) 6.9832e-05 TDB period 2025.463505939786 5.55 1.5003e-05 4.108e-08 d yr n .1777370952101974 1.3165e-09 deg/d Q 3.522991296700191 1.7397e-08 au   Orbit Determination Parameters    # obs. used (total)      2629      data-arc span      24699 days (67.62 yr)      first obs. used      1953-09-17      last obs. used      2021-05-02      planetary ephem.      DE441      SB-pert. ephem.      SB441-N16      condition code      0      norm. resid. RMS      .36613      source      ORB      producer      Otto Matic      solution date      2021-Jul-08 14:56:20   Additional Information  Earth MOID = 1.80865 au   Jupiter MOID = 2.00519 au   T_jup = 3.113  [ 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 11.18   n/a E2021B10   diameter diameter 16.514 km 0.066 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)   rotation period rot_per 2.93681 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List: [Behrend, R. (2016) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html] geometric albedo albedo 0.283   0.039 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)   5920 (1992 SX17)          Discovered 1992-Sep-30 by Holt, H. E. at Palomar Reference: DISCOVERY.DB Last Updated: 2003-08-29 Alternate Designations  1992 SX17 = 1948 TD2 = 1953 SO = 1983 HB2 = 1990 EG  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2021-Jul-29 10:29 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin