+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   1394 Algoa (1936 LK) Classification: Main-belt Asteroid          SPK-ID: 2001394 [ 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 34 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .0770555615072956 3.1842e-08   a 2.439776142331393 5.9684e-09 au q 2.251777821731944 7.795e-08 au i 2.674389351681982 3.2229e-06 deg node 178.7880539849509 7.4137e-05 deg peri 113.7502563470272 7.7037e-05 deg M 353.8468844113661 2.058e-05 deg tp 2459024.291179295217 (2020-Jun-23.79117930) 7.957e-05 TDB period 1391.94923659472 3.81 5.1077e-06 1.398e-08 d yr n .2586301213690149 9.4903e-10 deg/d Q 2.627774462930842 6.4283e-09 au   Orbit Determination Parameters    # obs. used (total)      3318      data-arc span      30736 days (84.15 yr)      first obs. used      1936-06-12      last obs. used      2020-08-06      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .39832      source      ORB      producer      Otto Matic      solution date      2020-Aug-24 22:33:52   Additional Information  Earth MOID = 1.2373 au   Jupiter MOID = 2.4837 au   T_jup = 3.497  [ 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 11.6   n/a MPO319099   rotation period rot_per 2.768 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Published Reference List: [Hills, K. (2012) Minor Planet Bull. 39, 239-240.] [Klinglesmith III, D.A.; Risley, E.; Turk, J.; Vargas, A.; Warren, C. (2013) Minor Planet Bull. 40, 16-17.] [Aimar, F.; Ghio, G. (2019) Minor Planet Bull. 46, 286.] 1394 Algoa (1936 LK)          Discovered 1936-Jun-12 by Jackson, C. at Johannesburg (UO) Reference: DISCOVERY.DB Last Updated: 2003-08-29 [ show close-approach data ] Alternate Designations  1936 LK = 1929 TT = 1933 UY1  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2020-Sep-20 18:55 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin