+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   3267 Glo (1981 AA) Classification: Mars-crossing Asteroid          SPK-ID: 2003267 [ 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 45 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .2959030340541803 1.2885e-08   a 2.328539096159257 6.6956e-09 au q 1.639517312691954 2.9946e-08 au i 24.03456065592469 1.3168e-06 deg node 110.4503604893963 1.3145e-06 deg peri 307.7556635330555 2.8003e-06 deg M 168.2935431321458 3.7008e-06 deg tp 2458789.779483340807 (2019-Nov-02.27948334) 1.2296e-05 TDB period 1297.847688819555 3.55 5.5979e-06 1.533e-08 d yr n .2773823177413326 1.1964e-09 deg/d Q 3.01756087962656 8.6769e-09 au   Orbit Determination Parameters    # obs. used (total)      2551      data-arc span      14786 days (40.48 yr)      first obs. used      1981-01-03      last obs. used      2021-06-28      planetary ephem.      DE441      SB-pert. ephem.      SB441-N16      condition code      0      norm. resid. RMS      .37751      source      ORB      producer      Otto Matic      solution date      2021-Jul-07 22:20:59   Additional Information  Earth MOID = .732093 au   Jupiter MOID = 2.46313 au   T_jup = 3.402  [ 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 12.90   n/a MPO614063   diameter diameter 6.440 km 1.226 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)   rotation period rot_per 6.8782 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List: [Pravec, P.; Wolf, M.; Sarounova, L. (2006) http://www.asu.cas.cz/~ppravec/neo.htm] [Behrend, R. (2020) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html] [Stephens, R.D.; Warner, B.D. (2020) Minor Planet Bull. 47, 224-230.] geometric albedo albedo 0.311   0.137 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)   3267 Glo (1981 AA)          Discovered 1981-Jan-03 by Bowell, E. at Flagstaff (AM) Discovered at the Anderson Mesa station, which is operated by the Lowell Observatory. Reference: DISCOVERY.DB Last Updated: 2003-08-29 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2021-Jul-30 02:22 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin