+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   120767 (1998 BS26) Classification: Main-belt Asteroid          SPK-ID: 2120767 [ 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 22 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1304653910897342 5.4311e-08   a 2.626935692238529 2.047e-08 au q 2.284211499783048 1.5127e-07 au i 3.561648523986702 4.9253e-06 deg node 129.6035781279452 7.9194e-05 deg peri 235.9192079433319 8.0997e-05 deg M 238.1335302128646 2.0678e-05 deg tp 2459726.946592277035 (2022-May-27.44659228) 9.329e-05 TDB period 1555.151089145105 4.26 1.8177e-05 4.977e-08 d yr n .2314887617754867 2.7057e-09 deg/d Q 2.969659884694011 2.314e-08 au   Orbit Determination Parameters    # obs. used (total)      527      data-arc span      8145 days (22.30 yr)      first obs. used      1998-01-27      last obs. used      2020-05-16      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .57563      source      ORB      producer      Otto Matic      solution date      2020-Nov-12 17:54:56   Additional Information  Earth MOID = 1.28291 au   Jupiter MOID = 2.48872 au   T_jup = 3.387  [ 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 15.92   n/a E2021B55   diameter diameter 2.266 km 0.419 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   geometric albedo albedo 0.198   0.076 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   120767 (1998 BS26)          Discovered 1998-Jan-27 by Koleny, P., Kornos, L. at Modra Reference: 20060314/Numbers.arc Last Updated: 2006-03-23 [ show close-approach data ] Alternate Designations  1998 BS26 = 2001 XD265  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Mar-09 05:31 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin