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34936 (6861 P-L)
Classification: Main-belt Asteroid          SPK-ID: 2034936
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 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0458800806496726 3.4294e-08  
a 2.70350272744298 1.365e-08 au
q 2.579465804271286 9.5047e-08 au
i 3.917849057267406 3.8203e-06 deg
node 117.6592602411395 5.9324e-05 deg
peri 141.8657086107359 8.1662e-05 deg
M 248.9293309165009 5.9312e-05 deg
tp 2459501.439793282799
(2021-Oct-13.93979328)
0.00026912 TDB
period 1623.635898386779
4.45
1.2296e-05
3.366e-08
d
yr
n .2217245876108619 1.6792e-09 deg/d
Q 2.827539650614674 1.4276e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1146  
   data-arc span      21681 days (59.36 yr)  
   first obs. used      1960-09-24  
   last obs. used      2020-02-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54306  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 03:38:52  

Additional Information
 Earth MOID = 1.56532 au 
 Jupiter MOID = 2.18916 au 
 T_jup = 3.361 
[ 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 14.9   n/a MPO365664  

34936 (6861 P-L)          Discovered 1960-Sep-24 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20020128/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 6861 P-L = 1991 RB29 = 1999 LK7 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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