+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   26270 (1998 RL62) Classification: Main-belt Asteroid          SPK-ID: 2026270 [ 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 34 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1052434678570622 2.8785e-08   a 2.568157424598205 1.1176e-08 au q 2.297875631230628 7.6366e-08 au i 13.41585601925049 3.4073e-06 deg node 175.2741718490267 1.7539e-05 deg peri 308.2611609928654 2.8059e-05 deg M 33.44909040274393 2.1729e-05 deg tp 2459060.826922857524 (2020-Jul-30.32692286) 9.0733e-05 TDB period 1503.248882581465 4.12 9.813e-06 2.687e-08 d yr n .2394813022456982 1.5633e-09 deg/d Q 2.838439217965782 1.2353e-08 au   Orbit Determination Parameters    # obs. used (total)      1783      data-arc span      10545 days (28.87 yr)      first obs. used      1992-03-06      last obs. used      2021-01-18      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .48231      source      ORB      producer      Otto Matic      solution date      2021-Feb-24 03:18:33   Additional Information  Earth MOID = 1.33528 au   Jupiter MOID = 2.2336 au   T_jup = 3.385  [ 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 14.13   n/a E2021B10   diameter diameter 4.243 km 0.269 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   geometric albedo albedo 0.205   0.063 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   26270 (1998 RL62)          Discovered 1998-Sep-14 by LINEAR at Socorro Reference: 20010705/Numbers.arc Last Updated: 2004-04-19 [ hide close-approach data ] Close-Approach Data   ...sorted by Date/Time (TDB) Date/Time (TDB) Time Uncertainty (days_HH:MM) Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified 2194-Oct-15 05:33 00:04 Hebe 0.0482873986056056 0.0482601568805052 0.0483146475258839 5.15755871904401 5.157558694082 2522689.731378189 3.75713488400545 1645.7067588381 46.9113649876435 -34.4075406753123 87054.2064611287 T 34 CATAB v2.0f-lin.ifort 2021-Feb-24 03:18:35 2021-Feb-24 03:18 Alternate Designations  1998 RL62 = 2000 AW201  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Mar-05 10:50 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin