+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   118056 (4126 T-2) Classification: Main-belt Asteroid          SPK-ID: 2118056 [ 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 21 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1313347882664426 3.5336e-08   a 2.417799991171498 9.2478e-09 au q 2.100258741260383 8.4007e-08 au i 2.72986202512593 3.5901e-06 deg node 89.19234476243207 8.2491e-05 deg peri 14.49358982115916 8.3831e-05 deg M 65.07305882711599 1.4515e-05 deg tp 2458752.285181601214 (2019-Sep-25.78518160) 5.504e-05 TDB period 1373.18479005213 3.76 7.8784e-06 2.157e-08 d yr n .2621642786957563 1.5041e-09 deg/d Q 2.735341241082614 1.0462e-08 au   Orbit Determination Parameters    # obs. used (total)      1030      data-arc span      17024 days (46.61 yr)      first obs. used      1973-09-19      last obs. used      2020-04-29      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .51924      source      ORB      producer      Otto Matic      solution date      2020-May-20 20:17:00   Additional Information  Earth MOID = 1.11727 au   Jupiter MOID = 2.38604 au   T_jup = 3.502  [ 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 15.7   n/a MPO417615   118056 (4126 T-2)          Discovered 1973-Sep-29 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar Reference: 20051019/Numbers.arc Last Updated: 2005-10-26 Alternate Designations  4126 T-2 = 2001 AT13  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2020-Oct-21 11:03 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin