+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   17515 (1992 UT1) Classification: Main-belt Asteroid          SPK-ID: 2017515 [ 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 33 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1482232227277243 1.3244e-08   a 2.519308647543586 7.8064e-09 au q 2.145888600758852 3.2611e-08 au i 4.589586255432637 8.287e-07 deg node 82.98557574600986 7.8694e-06 deg peri 212.9785756840508 1.255e-05 deg M 93.61191944919257 6.918e-06 deg tp 2458820.705087904643 (2019-Dec-03.20508790) 2.7692e-05 TDB period 1460.563667093013 4.00 6.7886e-06 1.859e-08 d yr n .2464801830354404 1.1456e-09 deg/d Q 2.892728694328321 8.9634e-09 au   Orbit Determination Parameters    # obs. used (total)      2482      data-arc span      11815 days (32.35 yr)      first obs. used      1988-11-03      last obs. used      2021-03-10      planetary ephem.      DE441      SB-pert. ephem.      SB441-N16      condition code      0      norm. resid. RMS      .47227      source      ORB      producer      Otto Matic      solution date      2021-Apr-13 02:04:56   Additional Information  Earth MOID = 1.12966 au   Jupiter MOID = 2.29243 au   T_jup = 3.437  [ 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 13.75   n/a E2021B10   diameter diameter 3.793 km 0.397 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   geometric albedo albedo 0.407   0.206 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   17515 (1992 UT1)          Discovered 1992-Oct-21 by Sugie, A. at Dynic Reference: 20001013/Numbers.arc Last Updated: 2004-04-19 [ show close-approach data ] Alternate Designations  1992 UT1 = 1988 VJ12 = 1996 VX7  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Apr-19 08:21 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin