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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 ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 33 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05190247635826219 3.3058e-08  
a 2.72136078701764 1.1204e-08 au
q 2.580115423107155 8.9531e-08 au
i 4.345869939003956 3.4344e-06 deg
node 100.5565087443092 5.4335e-05 deg
peri 329.2525409376847 7.0182e-05 deg
M 123.0159221304163 4.296e-05 deg
tp 2458640.179597394849
(2019-Jun-05.67959740)
0.00019582 TDB
period 1639.749891270207
4.49
1.0126e-05
2.772e-08
d
yr
n .2195456770063461 1.3558e-09 deg/d
Q 2.862606150928125 1.1785e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1766  
   data-arc span      17351 days (47.50 yr)  
   first obs. used      1973-09-19  
   last obs. used      2021-03-22  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .48783  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 04:58:03  

Additional Information
 Earth MOID = 1.59515 au 
 Jupiter MOID = 2.28076 au 
 T_jup = 3.352 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456990.5 (2014-Nov-29.0) TDB
Reference: JPL 33 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04969348527848556 3.2741e-08  
q 2.58624918067304 8.8426e-08 au
tp 2457003.748892869709
(2014-Dec-12.24889287)
0.0002069 TDB
node 100.6433723858193 5.4276e-05 deg
peri 330.1914065660662 7.1569e-05 deg
i 4.347667509230801 3.4365e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1766  
   data-arc span      17351 days (47.50 yr)  
   first obs. used      1973-09-19  
   last obs. used      2021-03-22  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .48783  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 04:58:03  

Additional Information
 Jupiter MOID = 2.28076 au 
 T_jup = 3.352 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.071945096107183E-15 -2.874437536164023E-15 -1.70547490602254E-12 -3.822255873755696E-15 -4.046785060965593E-13 -8.69459319343382E-17
q -2.874437536164023E-15 7.819215259880017E-15 4.376393486125822E-12 9.366154995031929E-15 1.04056179759732E-12 3.695934495687525E-16
tp -1.70547490602254E-12 4.376393486125822E-12 4.280715565060839E-8 1.927908797369176E-11 9.67377201692562E-9 -9.766972294006644E-13
node -3.822255873755696E-15 9.366154995031929E-15 1.927908797369176E-11 2.945905390849073E-9 -2.932725167577984E-9 1.084557126452967E-11
peri -4.046785060965593E-13 1.04056179759732E-12 9.67377201692562E-9 -2.932725167577984E-9 5.122119482345584E-9 -1.103079895976874E-11
i -8.69459319343382E-17 3.695934495687525E-16 -9.766972294006644E-13 1.084557126452967E-11 -1.103079895976874E-11 1.180923274039612E-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 14.41   n/a MPCxxxxx  
rotation period rot_per 3.224 h n/a LCDB (Rev. 2020-October); 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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