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JPL Small-Body Database Browser
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34966 (3260 T-2)
Classification: Main-belt Asteroid          SPK-ID: 2034966
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05179035453873101 3.7322e-08  
a 2.72226497203446 1.2778e-08 au
q 2.581277903984426 1.0334e-07 au
i 4.345799627028454 3.6596e-06 deg
node 100.5589416545933 6.4629e-05 deg
peri 329.7719826297661 8.1068e-05 deg
M 350.838314213221 4.7745e-05 deg
tp 2458642.251002849568
(2019-Jun-07.75100285)
0.00021759 TDB
period 1640.567181155063
4.49
1.1551e-05
3.162e-08
d
yr
n .2194363047946243 1.545e-09 deg/d
Q 2.863252040084494 1.3439e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1455  
   data-arc span      16839 days (46.10 yr)  
   first obs. used      1973-09-19  
   last obs. used      2019-10-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51446  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 05:36:09  

Additional Information
 Earth MOID = 1.59667 au 
 Jupiter MOID = 2.28079 au 
 T_jup = 3.352 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456514.5 (2013-Aug-10.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04970111753737669 3.715e-08  
q 2.586969129735716 1.0256e-07 au
tp 2457002.068730987058
(2014-Dec-10.56873099)
0.00022736 TDB
node 100.644113603702 6.4555e-05 deg
peri 329.7782082736218 8.2312e-05 deg
i 4.347658211494272 3.6616e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1455  
   data-arc span      16839 days (46.10 yr)  
   first obs. used      1973-09-19  
   last obs. used      2019-10-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51446  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 05:36:09  

Additional Information
 Jupiter MOID = 2.28079 au 
 T_jup = 3.352 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.380110991342347E-15 -3.783341259340306E-15 -2.854283932346707E-12 -9.542649930352748E-15 -6.433847726699181E-13 -1.645257569920646E-16
q -3.783341259340306E-15 1.051847233931733E-14 7.679922706598604E-12 2.491720771167099E-14 1.721893105148016E-12 6.313555219216925E-16
tp -2.854283932346707E-12 7.679922706598604E-12 5.16906506393919E-8 6.948996056984661E-12 1.164413768794832E-8 -7.64292651469847E-13
node -9.542649930352748E-15 2.491720771167099E-14 6.948996056984661E-12 4.167402072540962E-9 -4.153433723295441E-9 -8.860292080851277E-12
peri -6.433847726699181E-13 1.721893105148016E-12 1.164413768794832E-8 -4.153433723295441E-9 6.77534355211183E-9 8.656026375634772E-12
i -1.645257569920646E-16 6.313555219216925E-16 -7.64292651469847E-13 -8.860292080851277E-12 8.656026375634772E-12 1.340751557802397E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.3   n/a MPO412435  
rotation period rot_per 3.224 h n/a LCDB (Rev. 2019-January); Warner et al., 2009 Result based on fragmentary lightcurve(s), may be completely wrong.
Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]

34966 (3260 T-2)          Discovered 1973-Sep-30 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20020128/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 3260 T-2 = 1998 ES13 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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