+ View the NASA Portal + Near-Earth Object (NEO) Program Search JPL JPL Small-Body Database Browser Search: [ help ]   1289 Kutaissi (1933 QR) Classification: Main-belt Asteroid          SPK-ID: 2001289 [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] [ show orbit diagram ] Orbital Elements at Epoch 2456400.5 (2013-Apr-18.0) TDB Reference: JPL 1 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .06290651383890111 5.3095e-08   a 2.859025373414647 1.2624e-08 AU q 2.679174054196169 1.5167e-07 AU i 1.616149174663882 6.6313e-06 deg node 193.2080726321634 0.00016899 deg peri 118.1764653382213 0.00017769 deg M 187.4684649557835 5.661e-05 deg tp 2457246.735863781526 (2015-Aug-12.23586378) 0.00027921 JED period 1765.734657628096 4.83 1.1695e-05 3.202e-08 d yr n .2038811428686496 1.3503e-09 deg/d Q 3.038876692633125 1.3418e-08 AU   Orbit Determination Parameters    # obs. used (total)      1685      data-arc span      30924 days (84.67 yr)      first obs. used      1928-08-16      last obs. used      2013-04-16      planetary ephem.      DE405      SB-pert. ephem.      SB405-CPV-2      condition code      0      fit RMS      .56205      data source      ORB      producer      Otto Matic      solution date      2013-Apr-29 12:43:17   Additional Information  Earth MOID = 1.66521 AU   T_jup = 3.299  [ show covariance matrix ] [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] Physical Parameter Table Parameter Symbol Value Units Sigma Reference Notes absolute magnitude H 10.73 mag n/a IRAS-A-FPA-3-RDR-IMPS-V6.0 IRAS observations used: 4 diameter diameter 25.62 km 1.8 IRAS-A-FPA-3-RDR-IMPS-V6.0 IRAS observations used: 4 rotation period rot_per 3.60 h n/a Asteroid Lightcurve DataBase (Rev. 2013-May-01) Published Reference List: [Binzel, R.P. (1987) Icarus 72, 135-208.] [Ditteon, R. (2002) Minor Planet Bul. 29, 55.] [Slivan, S.M.; Binzel, R.P.; Kaasalianen, M.; Hock, A.N.; et al. (2009) Icarus 200, 514-530.] geometric albedo albedo 0.1374   0.021 IRAS-A-FPA-3-RDR-IMPS-V6.0 IRAS observations used: 4 B-V BV .800 mag .035 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.1 #obs=3; phase (min.=5.07, mean=9.37, max.=16.42) deg. U-B UB .380 mag .020 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.1 #obs=3; phase (min.=5.07, mean=9.37, max.=16.42) deg. Tholen spectral type spec_T S   n/a EAR-A-5-DDR-TAXONOMY-V4.0 used 2 color indices; used ground-based radiometric albedo 1289 Kutaissi (1933 QR)          Discovered 1933-Aug-19 by Neujmin, G. at Simeis (094) Reference: DISCOVERY.DB Last Updated: 2003-08-29 Alternate Designations  1933 QR = 1928 QD = 1948 TJ2 = 1953 TO2 = A893 GA = A919 UC  [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] 2013-May-22 16:04 UT (server date/time)   Site Manager:   Donald K. Yeomans Webmaster:   Alan B. Chamberlin