+ 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 2459000.5 (2020-May-31.0) TDB Reference: JPL 39 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .05733896229901506 3.9138e-08   a 3.003791150456653 1.3964e-08 au q 2.831556882926504 1.1584e-07 au i 8.039374269132811 4.0006e-06 deg node 284.58165958 2.8208e-05 deg peri 94.2856386766309 4.5085e-05 deg M 115.677950167104 3.5429e-05 deg tp 2458389.486071289607 (2018-Sep-27.98607129) 0.00018688 TDB period 1901.529323591819 5.21 1.3259e-05 3.63e-08 d yr n .189321298143324 1.3201e-09 deg/d Q 3.176025417986803 1.4764e-08 au   Orbit Determination Parameters    # obs. used (total)      2529      data-arc span      30426 days (83.30 yr)      first obs. used      1937-01-08      last obs. used      2020-04-28      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .40299      source      ORB      producer      Otto Matic      solution date      2020-May-20 01:24:05   Additional Information  Earth MOID = 1.8483 au   Jupiter MOID = 2.16455 au   T_jup = 3.234  [ 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 11.0   n/a MPO337256   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. 2019-August); 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 ] 2020-Jul-11 07:30 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin