+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   22126 (2000 SR187) Classification: Main-belt Asteroid          SPK-ID: 2022126 [ 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 .0976367295569372 3.921e-08   a 2.970407608815344 1.5921e-08 au q 2.680386724439572 1.2176e-07 au i 10.74810160681055 3.5044e-06 deg node 101.2367018446924 2.0576e-05 deg peri 234.2766448414308 2.8416e-05 deg M 19.2079114472034 1.8265e-05 deg tp 2459100.729960540538 (2020-Sep-08.22996054) 9.5002e-05 TDB period 1869.917731770664 5.12 1.5033e-05 4.116e-08 d yr n .192521838733038 1.5478e-09 deg/d Q 3.260428493191116 1.7475e-08 au   Orbit Determination Parameters    # obs. used (total)      1657      data-arc span      9711 days (26.59 yr)      first obs. used      1994-07-11      last obs. used      2021-02-10      planetary ephem.      DE441      SB-pert. ephem.      SB441-N16      condition code      0      norm. resid. RMS      .48672      source      ORB      producer      Otto Matic      solution date      2021-Apr-13 04:01:16   Additional Information  Earth MOID = 1.68408 au   Jupiter MOID = 2.06484 au   T_jup = 3.229  [ 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 13.60   n/a E2021B10   diameter diameter 6.652 km 0.148 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   geometric albedo albedo 0.209   0.056 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   22126 (2000 SR187)          Discovered 2000-Sep-21 by JPL/GEODSS NEAT at Haleakala Reference: 20010208/Numbers.arc Last Updated: 2004-04-19 [ show close-approach data ] Alternate Designations  2000 SR187 = 1994 NH6 = 1998 HJ153  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Apr-20 04:06 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin