+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   1049 Gotho (1925 RB) Classification: Main-belt Asteroid          SPK-ID: 2001049 [ 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 69 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1369555979612573 3.6961e-08   a 3.092341636085568 1.105e-08 au q 2.668828138214977 1.1535e-07 au i 15.11257212271282 3.7165e-06 deg node 342.8423560541157 1.2762e-05 deg peri 40.99716010702653 1.7716e-05 deg M 188.0818735945455 1.3119e-05 deg tp 2460345.025033948622 (2024-Feb-04.52503395) 7.4708e-05 TDB period 1986.230418869142 5.44 1.0646e-05 2.915e-08 d yr n .1812478535118628 9.7151e-10 deg/d Q 3.51585513395616 1.2564e-08 au   Orbit Determination Parameters    # obs. used (total)      3061      data-arc span      34986 days (95.79 yr)      first obs. used      1925-09-14      last obs. used      2021-06-28      planetary ephem.      DE441      SB-pert. ephem.      SB441-N16      condition code      0      norm. resid. RMS      .38408      source      ORB      producer      Otto Matic      solution date      2021-Jul-08 11:53:55   Additional Information  Earth MOID = 1.68809 au   Jupiter MOID = 2.02925 au   T_jup = 3.157  [ 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 10.48   n/a MPO614063   diameter diameter 56.296 km 0.204 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)   rotation period rot_per 8.470 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List: [Albers, K.; Kragh, K.; Monnier, A.; Pligge, Z.; et al. (2010) Minor Planet Bull. 37, 152-158.] [Ditteon, R.; Trent, L. (2018) Minor Planet Bull. 45, 328-329.] geometric albedo albedo 0.008   0.001 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)   1049 Gotho (1925 RB)          Discovered 1925-Sep-14 by Reinmuth, K. at Heidelberg Reference: DISCOVERY.DB Last Updated: 2003-08-29 Alternate Designations  1925 RB = A906 DD  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2021-Jul-25 15:34 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin