+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   670 Ottegebe (A908 QG) Classification: Main-belt Asteroid          SPK-ID: 2000670 [ 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 47 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .193231181744448 2.2922e-08   a 2.805072702715713 8.3122e-09 au q 2.263045189490863 6.7614e-08 au i 7.534986867521913 2.9823e-07 deg node 174.5980260287934 2.1293e-06 deg peri 194.7570044890772 2.6385e-06 deg M 310.4102329658115 3.704e-06 deg tp 2459436.876434252000 (2021-Aug-10.37643425) 1.829e-05 TDB period 1715.989435321461 4.70 7.6274e-06 2.088e-08 d yr n .2097915013868137 9.325e-10 deg/d Q 3.347100215940563 9.9183e-09 au   Orbit Determination Parameters    # obs. used (total)      3427      data-arc span      41466 days (113.53 yr)      first obs. used      1907-05-12      last obs. used      2020-11-20      planetary ephem.      DE441      SB-pert. ephem.      SB441-N16      condition code      0      norm. resid. RMS      .41881      source      ORB      producer      Otto Matic      solution date      2021-Apr-12 11:15:48   Additional Information  Earth MOID = 1.26155 au   Jupiter MOID = 2.11627 au   T_jup = 3.283  [ 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 9.47   n/a E2021B10   diameter diameter 35.886 km 0.499 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)   rotation period rot_per 10.045 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List: [Kirkpatrick, E.; Hirsch, B.; LeCrone, C.; Schwoenk, D.; et al. (2003) Minor Planet Bull. 30, 41.] [Buchheim, R.K.; Roy, R.; Behrend, R. (2007) Minor Planet Bull. 34, 13-14.] [Chiorny, V.G.; Shevchenko, V.G.; Krugly, Yu.N.; Velichko, F.P.; Gaftonyuk, N.M. (2007) Planet. Space Sci. 55, 986-997.] [Stephens, R.D. (2014) Minor Planet Bull. 41, 171-175.] [Durech, J.; Hanus, J.; Oszkiewsicz, D.; Vanco, R. (2016) Astron. Astrophys. 587, A48.] [Hanus, J.; Durech, J.; Oszkiewicz, D.A.; Behrend, R.; et al. (2016) Astron. Astrophys. 586, A108.] geometric albedo albedo 0.165   0.030 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)   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) 670 Ottegebe (A908 QG)          Discovered 1908-Aug-20 by Kopff, A. at Heidelberg Reference: DISCOVERY.DB Last Updated: 2003-08-29 [ hide close-approach data ] Close-Approach Data   ...sorted by Date/Time (TDB) Date/Time (TDB) Time Uncertainty (days_HH:MM) Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified 1919-Dec-09 06:21 < 00:01 Thisb 0.0442060734598825 0.0442032766029141 0.0442088707970862 4.22000601383274 4.22000597728338 2422301.764284069 0.888422819834666 277.429922289672 40.2220174830351 -60.9008178299283 144056.05541992 T 47 CATAB v2.0f-lin.ifort 2021-Apr-12 11:17:33 2021-Apr-12 11:17 Alternate Designations  A908 QG = A907 JD  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Apr-23 06:48 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin