+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   15570 (2000 GT60) Classification: Main-belt Asteroid          SPK-ID: 2015570 [ 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 32 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .12835630508243 3.5204e-08   a 2.453082172417468 7.4209e-09 au q 2.138213608702381 8.7692e-08 au i 1.470143685630244 3.9301e-06 deg node 185.7633926892078 0.00011923 deg peri 187.0126624995693 0.00011985 deg M 338.4083208930059 1.3376e-05 deg tp 2459284.668674459043 (2021-Mar-11.16867446) 5.231e-05 TDB period 1403.351849344606 3.84 6.368e-06 1.743e-08 d yr n .2565286817900496 1.1641e-09 deg/d Q 2.767950736132554 8.3734e-09 au   Orbit Determination Parameters    # obs. used (total)      2037      data-arc span      15473 days (42.36 yr)      first obs. used      1978-09-03      last obs. used      2021-01-13      planetary ephem.      DE441      SB-pert. ephem.      SB441-N16      condition code      0      norm. resid. RMS      .52773      source      ORB      producer      Otto Matic      solution date      2021-Apr-13 01:03:10   Additional Information  Earth MOID = 1.13697 au   Jupiter MOID = 2.69725 au   T_jup = 3.483  [ 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 14.39   n/a E2021B10   diameter diameter 8.194 km 0.045 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   geometric albedo albedo 0.050   0.007 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   15570 (2000 GT60)          Discovered 2000-Apr-05 by LINEAR at Socorro Reference: 20000621/Numbers.arc Last Updated: 2004-04-19 [ show close-approach data ] Alternate Designations  2000 GT60 = 1978 RP3 = 1982 SP8 = 1998 YG4  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Apr-15 06:18 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin