+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   2679 Kittisvaara (1939 TG) Classification: Main-belt Asteroid          SPK-ID: 2002679 [ 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 37 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1018419296160951 2.9101e-08   a 2.620528143162595 8.7846e-09 au q 2.353648500449633 7.8102e-08 au i 10.09796213534661 3.252e-06 deg node 208.1688001457584 1.7938e-05 deg peri 281.4679828073197 2.4607e-05 deg M 262.4112242972065 1.8503e-05 deg tp 2459420.528769431529 (2021-Jul-25.02876943) 8.0339e-05 TDB period 1549.464637776185 4.24 7.7913e-06 2.133e-08 d yr n .232338313003824 1.1683e-09 deg/d Q 2.887407785875556 9.6793e-09 au   Orbit Determination Parameters    # obs. used (total)      2816      data-arc span      29626 days (81.11 yr)      first obs. used      1939-10-07      last obs. used      2020-11-16      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .43426      source      ORB      producer      Otto Matic      solution date      2020-Dec-18 02:07:43   Additional Information  Earth MOID = 1.39254 au   Jupiter MOID = 2.21396 au   T_jup = 3.376  [ show covariance matrix ] [ 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 12.0   n/a MPO309167   diameter diameter 10.076 km 0.210 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   rotation period rot_per 10.123 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List: [Brinsfield, J.W. (2009) Minor Planet Bull. 36, 127-128.] [Carbo, L.; Green, D.; Kragh, K.; Krotz, J.; et al. (2009) Minor Planet Bull. 36, 152-157.] geometric albedo albedo 0.302   0.045 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   2679 Kittisvaara (1939 TG)          Discovered 1939-Oct-07 by Vaisala, Y. at Turku Reference: DISCOVERY.DB Last Updated: 2003-08-29 [ show close-approach data ] Alternate Designations  1939 TG = 1948 XO = 1967 JU = 1969 VF2 = 1973 UG5 = 1977 SD2 = 1981 RL  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Jan-20 01:57 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin