+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   3266 Bernardus (1978 PA) Classification: Inner Main-belt Asteroid          SPK-ID: 2003266 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] [ show orbit diagram ] Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB Reference: JPL 43 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .110033861371482 3.0339e-08   a 1.908240208549676 4.7415e-09 au q 1.698269169978633 5.8184e-08 au i 26.37723413694645 5.3253e-06 deg node 110.6238788816811 8.0645e-06 deg peri 255.855205028235 2.6174e-05 deg M 355.2367976105614 2.6009e-05 deg tp 2459213.239269499454 (2020-Dec-29.73926950) 6.9566e-05 TDB period 962.8264022482228 2.64 3.5886e-06 9.825e-09 d yr n .3738991776288969 1.3936e-09 deg/d Q 2.118211247120719 5.2632e-09 au   Orbit Determination Parameters    # obs. used (total)      2282      data-arc span      15488 days (42.40 yr)      first obs. used      1978-08-11      last obs. used      2021-01-05      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .35082      source      ORB      producer      Otto Matic      solution date      2021-Feb-24 01:09:12   Additional Information  Earth MOID = .786025 au   Jupiter MOID = 3.28287 au   T_jup = 3.805  [ show covariance matrix ] [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] Physical Parameter Table Parameter Symbol Value Units Sigma Reference Notes absolute magnitude H 12.92   n/a E2021B10   diameter diameter 7.592 km 0.249 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)   rotation period rot_per 10.757 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List: [Warner, B.D. (2009) Minor Planet Bull. 36, 172-176.] [Warner, B.D. (2011) Minor Planet Bull. 38, 142-149.] [Warner, B.D. (2012) Minor Planet Bull. 39, 245-252.] [Warner, B.D. (2014) Minor Planet Bull. 41, 144-155.] [Hanus, J.; Durech, J.; Oszkiewicz, D.A.; Behrend, R.; et al. (2016) Astron. Astrophys. 586, A108.] [Warner, B.D. (2017) Minor Planet Bull. 44, 289-294.] geometric albedo albedo 0.255   0.046 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)   3266 Bernardus (1978 PA)          Discovered 1978-Aug-11 by Schuster, H.-E. at La Silla Reference: DISCOVERY.DB Last Updated: 2003-08-29 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2021-Feb-28 19:41 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin