+ View the NASA Portal + Near-Earth Object (NEO) Program Search JPL JPL Small-Body Database Browser Search: [ help ]   2565 Grogler (1977 TB1) Classification: Main-belt Asteroid          SPK-ID: 2002565 [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] [ show orbit diagram ] Orbital Elements at Epoch 2456400.5 (2013-Apr-18.0) TDB Reference: JPL 1 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .2341322748959814 7.0748e-08   a 2.357198218151186 1.2747e-08 AU q 1.805302036954695 1.6449e-07 AU i 2.033611130040207 5.6594e-06 deg node 344.0226442759984 0.00017643 deg peri 36.09363602746808 0.00017656 deg M 294.0213345190465 1.3558e-05 deg tp 2456642.766636217012 (2013-Dec-16.26663622) 5.0979e-05 JED period 1321.881677999407 3.62 1.0723e-05 2.936e-08 d yr n .2723390496983357 2.2091e-09 deg/d Q 2.909094399347677 1.5732e-08 AU   Orbit Determination Parameters    # obs. used (total)      903      data-arc span      23556 days (64.49 yr)      first obs. used      1948-10-08      last obs. used      2013-04-06      planetary ephem.      DE405      SB-pert. ephem.      SB405-CPV-2      condition code      0      fit RMS      .55796      data source      ORB      producer      Otto Matic      solution date      2013-Apr-29 12:52:49   Additional Information  Earth MOID = .807604 AU   T_jup = 3.515  [ show covariance matrix ] [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] Physical Parameter Table Parameter Symbol Value Units Sigma Reference Notes absolute magnitude H 14.5 mag n/a PDS3 (MPC 17266)   2565 Grogler (1977 TB1)          Discovered 1977-Oct-12 by Wild, P. at Zimmerwald Reference: DISCOVERY.DB Last Updated: 2003-08-29 Alternate Designations  1977 TB1 = 1948 RG1 = 1948 TC = 1976 JP9  [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] 2013-Jun-20 00:18 UT (server date/time)   Site Manager:   Donald K. Yeomans Webmaster:   Alan B. Chamberlin