+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   1772 Gagarin (1968 CB) Classification: Main-belt Asteroid          SPK-ID: 2001772 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] [ show orbit diagram ] Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB Reference: JPL 30 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1044805875612766 7.761e-08   a 2.527370709821335 7.948e-09 au q 2.263309533074042 1.9685e-07 au i 5.74207629676204 3.9332e-06 deg node 88.17478032866968 3.8752e-05 deg peri 93.47956204015168 4.6656e-05 deg M 335.6090734073877 2.9208e-05 deg tp 2459099.932337090988 (2020-Sep-07.43233709) 0.00011912 TDB period 1467.580217456677 4.02 6.9228e-06 1.895e-08 d yr n .2453017529930197 1.1571e-09 deg/d Q 2.791431886568629 8.7784e-09 au   Orbit Determination Parameters    # obs. used (total)      3351      data-arc span      29302 days (80.22 yr)      first obs. used      1940-04-01      last obs. used      2020-06-22      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .40713      source      ORB      producer      Otto Matic      solution date      2020-Nov-13 04:15:38   Additional Information  Earth MOID = 1.27464 au   Jupiter MOID = 2.18432 au   T_jup = 3.438  [ 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 12.6   n/a MPO416725   diameter diameter 9.634 km 0.105 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   rotation period rot_per 10.96 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so. Published Reference List: [Binzel, R.P. (1987) Icarus 72, 135-208.] [Hanus, J.; Durech, J.; Broz, M.; Warner, B.D.; et al. (2011) Astron. Astrophys. 530, A134.] [Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.] [Hanus, J.; Durech, J.; Oszkiewicz, D.A.; Behrend, R.; et al. (2016) Astron. Astrophys. 586, A108.] geometric albedo albedo 0.138   0.009 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   B-V BV 0.920   0.030 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=1; phase=3.90 deg. 1772 Gagarin (1968 CB)          Discovered 1968-Feb-06 by Chernykh, L. at Nauchnyj Reference: DISCOVERY.DB Last Updated: 2003-08-29 Alternate Designations  1968 CB = 1940 GA = 1942 VZ = 1948 ET = 1960 FH = 1969 OO  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2021-Jan-18 18:27 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin