+ 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 2459200.5 (2020-Dec-17.0) TDB Reference: JPL 43 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .2957935235117135 1.3054e-08   a 2.328855362671082 6.9056e-09 au q 1.639995029197453 3.0555e-08 au i 24.03433816745472 1.3591e-06 deg node 110.4521793178423 1.3264e-06 deg peri 307.77892057229 2.8833e-06 deg M 113.8986228736256 3.622e-06 deg tp 2458789.796716988130 (2019-Nov-02.29671699) 1.2406e-05 TDB period 1298.112111928881 3.55 5.7738e-06 1.581e-08 d yr n .2773258154606318 1.2335e-09 deg/d Q 3.01771569614471 8.9482e-09 au   Orbit Determination Parameters    # obs. used (total)      2242      data-arc span      14673 days (40.17 yr)      first obs. used      1981-01-03      last obs. used      2021-03-07      planetary ephem.      DE441      SB-pert. ephem.      SB441-N16      condition code      0      norm. resid. RMS      .39657      source      ORB      producer      Otto Matic      solution date      2021-Apr-12 14:54:47   Additional Information  Earth MOID = .732209 au   Jupiter MOID = 2.46198 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 12.88   n/a E2021B10   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-Apr-19 20:07 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin