+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   597 Bandusia (A906 HE) Classification: Main-belt Asteroid          SPK-ID: 2000597 [ 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 46 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1449934014338109 3.0564e-08   a 2.672522891085612 9.0711e-09 au q 2.285024706697387 8.5082e-08 au i 12.7968047440702 1.4052e-06 deg node 36.48409671027338 4.8892e-06 deg peri 307.0640670456526 6.3633e-06 deg M 339.1077211395777 5.7964e-06 deg tp 2459293.111280856771 (2021-Mar-19.61128086) 2.5887e-05 TDB period 1595.807778135484 4.37 8.1248e-06 2.224e-08 d yr n .2255910799110268 1.1486e-09 deg/d Q 3.060021075473836 1.0386e-08 au   Orbit Determination Parameters    # obs. used (total)      2529      data-arc span      41815 days (114.48 yr)      first obs. used      1906-05-18      last obs. used      2020-11-10      planetary ephem.      DE441      SB-pert. ephem.      SB441-N16      condition code      0      norm. resid. RMS      .41439      source      ORB      producer      Otto Matic      solution date      2021-May-03 18:38:31   Additional Information  Earth MOID = 1.30275 au   Jupiter MOID = 2.45302 au   T_jup = 3.330  [ 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 9.21   n/a E2021B10   diameter diameter 36.06 km 3.5 IRAS-A-FPA-3-RDR-IMPS-V6.0 IRAS observations used: 16 rotation period rot_per 7.6636 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List: [Pilcher, F. (2018) Minor Planet Bull. 45, 246-247.] [Polakis, T. (2018) Minor Planet Bull. 45, 199-203.] geometric albedo albedo 0.2361   0.053 IRAS-A-FPA-3-RDR-IMPS-V6.0 IRAS observations used: 16 SMASSII spectral type spec_B S   n/a EAR-A-5-DDR-TAXONOMY-V4.0 based on a high-resolution spectrum by Xu et al. (1995) or Bus and Binzel (2002) 597 Bandusia (A906 HE)          Discovered 1906-Apr-16 by Wolf, M. at Heidelberg Reference: DISCOVERY.DB Last Updated: 2003-08-29 Alternate Designations  A906 HE = 1938 YC = 1950 KK = 1958 HJ = A924 MA  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2021-May-16 10:16 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin