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129381 (6850 P-L)
Classification: Main-belt Asteroid          SPK-ID: 2129381
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06611850522374953 4.3389e-08  
a 2.875467873334693 2.1474e-08 au
q 2.685346235730889 1.254e-07 au
i 3.090544627874681 4.3525e-06 deg
node 111.8937035643212 9.5765e-05 deg
peri 225.9913936198434 0.00010397 deg
M 108.0505946965862 4.1279e-05 deg
tp 2458465.953036069387
(2018-Dec-13.45303607)
0.0002033 TDB
period 1780.988874289839
4.88
1.995e-05
5.462e-08
d
yr
n .2021348955049191 2.2643e-09 deg/d
Q 3.065589510938497 2.2893e-08 au
  Orbit Determination Parameters
   # obs. used (total)      459  
   data-arc span      21675 days (59.34 yr)  
   first obs. used      1960-09-24  
   last obs. used      2020-01-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52248  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 07:04:06  

Additional Information
 Earth MOID = 1.67691 au 
 Jupiter MOID = 2.19165 au 
 T_jup = 3.291 
[ 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 15.6   n/a MPO417675  

129381 (6850 P-L)          Discovered 1960-Sep-24 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20060314/Numbers.arcLast Updated: 2006-03-23

Alternate Designations
 6850 P-L = 2004 TN127 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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