+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   1342 Brabantia (1935 CV) Classification: Main-belt Asteroid          SPK-ID: 2001342 [ 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 35 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .203597209555555 5.1414e-08   a 2.288214493261318 7.1783e-09 au q 1.822340407568735 1.1738e-07 au i 20.93091864510489 6.0701e-06 deg node 312.9546272896976 1.0018e-05 deg peri 229.4672662640805 1.7436e-05 deg M 206.3904448803561 1.5732e-05 deg tp 2459539.960009290675 (2021-Nov-21.46000929) 5.553e-05 TDB period 1264.280748638193 3.46 5.9493e-06 1.629e-08 d yr n .2847468810924871 1.3399e-09 deg/d Q 2.7540885789539 8.6398e-09 au   Orbit Determination Parameters    # obs. used (total)      2315      data-arc span      31219 days (85.47 yr)      first obs. used      1935-02-13      last obs. used      2020-08-04      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .35769      source      ORB      producer      Otto Matic      solution date      2020-Aug-24 22:32:29   Additional Information  Earth MOID = .882758 au   Jupiter MOID = 2.38774 au   T_jup = 3.487  [ 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 11.3   n/a MPO492766 IRAS observations used: 28 diameter diameter 12.065 km 0.484 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)   rotation period rot_per 4.1754 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Published Reference List: [Behrend, R. (2011) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html] [Franco, L.; Sergison, D. (2011) Minor Planet Bull. 38, 132-134.] [Owings, L.E. (2011) Minor Planet Bull. 38, 141.] [Behrend, R. (2018) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html] [Franco, L.; Marchini, A.; Baj, G.; Scarfi, G.; et al. (2018) Minor Planet Bull. 45, 273-275.] [Stephens, R.D. (2018) Minor Planet Bull. 45, 353-355.] geometric albedo albedo 0.350   0.047 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)   B-V BV 0.713   0.020 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=1; phase=20.37 deg. U-B UB 0.301   0.027 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=1; phase=20.37 deg. Tholen spectral type spec_T X   n/a EAR-A-5-DDR-TAXONOMY-V4.0 used 4 color indices 1342 Brabantia (1935 CV)          Discovered 1935-Feb-13 by Van Gent, H. at Johannesburg (LS) Reference: DISCOVERY.DB Last Updated: 2003-08-29 Alternate Designations  1935 CV = 1953 QD  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2020-Sep-25 04:35 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin