+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   1411 Brauna (1937 AM) Classification: Main-belt Asteroid          SPK-ID: 2001411 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] [ show orbit diagram ] Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB Reference: JPL 48 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .05779031241680219 1.6015e-08   a 3.002549071995811 1.2558e-08 au q 2.829030823078394 4.9448e-08 au i 8.039086889889848 8.1562e-07 deg node 284.5741487388707 4.7657e-06 deg peri 94.21308936059249 2.135e-05 deg M 190.737788426756 2.4529e-05 deg tp 2460289.992904837589 (2023-Dec-11.49290484) 0.00013167 TDB period 1900.350011687888 5.20 1.1922e-05 3.264e-08 d yr n .1894387864266376 1.1885e-09 deg/d Q 3.176067320913229 1.3284e-08 au   Orbit Determination Parameters    # obs. used (total)      3207      data-arc span      30850 days (84.46 yr)      first obs. used      1937-01-08      last obs. used      2021-06-26      planetary ephem.      DE441      SB-pert. ephem.      SB441-N16      condition code      0      norm. resid. RMS      .3785      source      ORB      producer      Otto Matic      solution date      2021-Jul-08 12:20:45   Additional Information  Earth MOID = 1.84499 au   Jupiter MOID = 2.16642 au   T_jup = 3.235  [ 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 11.05   n/a MPCxxxxx   diameter diameter 28.272 km 0.173 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)   rotation period rot_per 4.90 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List: [Shipley, H.; Dillard, A.; Kendall, J.; Reichert, M.; et al. (2008) Minor Planet Bull. 35, 99-101.] geometric albedo albedo 0.096   0.008 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)   1411 Brauna (1937 AM)          Discovered 1937-Jan-08 by Reinmuth, K. at Heidelberg Reference: DISCOVERY.DB Last Updated: 2003-08-29 Alternate Designations  1937 AM = 1929 RT  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2021-Jul-29 20:57 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin