+ 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 2459396.5 (2021-Jul-01.0) TDB Reference: JPL 47 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1445512583099449 3.0537e-08   a 2.671180427965316 8.9953e-09 au q 2.285057935930032 8.4874e-08 au i 12.79946517041639 1.4053e-06 deg node 36.46450325567415 4.8868e-06 deg peri 307.0379655598533 6.3729e-06 deg M 23.37440861381232 5.8839e-06 deg tp 2459292.963997304794 (2021-Mar-19.46399730) 2.5845e-05 TDB period 1594.605518628998 4.37 8.0548e-06 2.205e-08 d yr n .2257611652501485 1.1404e-09 deg/d Q 3.057302920000599 1.0296e-08 au   Orbit Determination Parameters    # obs. used (total)      2543      data-arc span      42040 days (115.10 yr)      first obs. used      1906-05-18      last obs. used      2021-06-23      planetary ephem.      DE441      SB-pert. ephem.      SB441-N16      condition code      0      norm. resid. RMS      .41338      source      ORB      producer      Otto Matic      solution date      2021-Jul-09 13:16:22   Additional Information  Earth MOID = 1.30366 au   Jupiter MOID = 2.45598 au   T_jup = 3.331  [ 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-Jul-24 12:15 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin