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6938 Soniaterk (5140 T-2)
Classification: Main-belt Asteroid          SPK-ID: 2006938
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09159335444091796 3.912e-08  
a 2.996924430381149 1.4923e-08 au
q 2.722426068796602 1.1496e-07 au
i 9.101954841641128 3.8479e-06 deg
node 279.1844231031864 2.3905e-05 deg
peri 20.21843154999754 3.1477e-05 deg
M 54.19534069323986 2.0073e-05 deg
tp 2458715.219842939187
(2019-Aug-19.71984294)
0.00010546 TDB
period 1895.01265658993
5.19
1.4154e-05
3.875e-08
d
yr
n .1899723459619626 1.419e-09 deg/d
Q 3.271422791965696 1.629e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2376  
   data-arc span      17205 days (47.10 yr)  
   first obs. used      1973-09-19  
   last obs. used      2020-10-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .46545  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 03:31:55  

Additional Information
 Earth MOID = 1.70858 au 
 Jupiter MOID = 1.91151 au 
 T_jup = 3.229 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 12.6   n/a MPO492833  
rotation period rot_per 8.33 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Behrend, R. (2004) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]

6938 Soniaterk (5140 T-2)          Discovered 1973-Sep-25 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 5140 T-2 = 1991 AM1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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