+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   3012 Minsk (1979 QU9) Classification: Outer Main-belt Asteroid          SPK-ID: 2003012 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] [ show orbit diagram ] Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB Reference: JPL 52 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .07025666825361625 3.4454e-08   a 3.222843079409992 1.3607e-08 au q 2.996416862346421 1.1402e-07 au i 18.19242225928573 4.0195e-06 deg node 354.8765283902167 1.1748e-05 deg peri 91.62070679794974 3.7005e-05 deg M 288.7523514579227 3.4182e-05 deg tp 2459418.739649389855 (2021-Jul-23.23964939) 0.00020169 TDB period 2113.28060450201 5.79 1.3384e-05 3.664e-08 d yr n .1703512535122297 1.0788e-09 deg/d Q 3.449269296473563 1.4563e-08 au   Orbit Determination Parameters    # obs. used (total)      2442      data-arc span      24692 days (67.60 yr)      first obs. used      1953-04-10      last obs. used      2020-11-16      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .42856      source      ORB      producer      Otto Matic      solution date      2020-Dec-18 02:09:35   Additional Information  Earth MOID = 2.08463 au   Jupiter MOID = 1.73215 au   T_jup = 3.106  [ hide covariance matrix ] Orbital Elements at Epoch 2456135.5 (2012-Jul-27.0) TDB Reference: JPL 52 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .06606968436037615 3.4103e-08   q 3.013466578013221 1.1249e-07 au tp 2455171.430987215062 (2009-Dec-05.93098722) 0.0002084 TDB node 355.0798597331873 1.1702e-05 deg peri 88.93214548232599 3.959e-05 deg i 18.22622911301123 4.0225e-06 deg   Orbit Determination Parameters    # obs. used (total)      2442      data-arc span      24692 days (67.60 yr)      first obs. used      1953-04-10      last obs. used      2020-11-16      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .42856      source      ORB      producer      Otto Matic      solution date      2020-Dec-18 02:09:35   Additional Information  Jupiter MOID = 1.73215 au   T_jup = 3.106  Orbit Covariance (6×6)   e q tp node peri i e 1.163037453342076E-15 -3.811573149510748E-15 -6.292136871912748E-13 -1.348331613222071E-15 -9.758524478727568E-14 -3.115439608970058E-15 q -3.811573149510748E-15 1.265459227038253E-14 2.873904178606415E-12 3.631124937768184E-15 4.829925182702946E-13 1.184726257251665E-14 tp -6.292136871912748E-13 2.873904178606415E-12 4.342932089215283E-8 3.828856778946994E-13 7.894637944320161E-9 3.07380128938041E-12 node -1.348331613222071E-15 3.631124937768184E-15 3.828856778946994E-13 1.369470364700297E-10 -1.298657561712416E-10 1.031813173584616E-11 peri -9.758524478727568E-14 4.829925182702946E-13 7.894637944320161E-9 -1.298657561712416E-10 1.567330864421008E-9 -8.966072907904551E-12 i -3.115439608970058E-15 1.184726257251665E-14 3.07380128938041E-12 1.031813173584616E-11 -8.966072907904551E-12 1.61801471530737E-11 [ 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 11.0   n/a MPO319121   diameter diameter 21.061 km 0.247 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)   rotation period rot_per 3.91220 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: [Odden, C.E.; Hirschfield, L.; Driscoll, A.; Brown, E.; et al. (2016) Minor Planet Bull. 43, 218-219.] geometric albedo albedo 0.174   0.020 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)   3012 Minsk (1979 QU9)          Discovered 1979-Aug-27 by Chernykh, N. at Nauchnyj Reference: DISCOVERY.DB Last Updated: 2003-08-29 [ show close-approach data ] Alternate Designations  1979 QU9 = 1950 SU = 1953 GA2 = 1973 SN2  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Jan-20 14:49 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin