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129378 (6729 P-L)
Classification: Main-belt Asteroid          SPK-ID: 2129378
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .10370591282935 9.8777e-08  
a 3.0598040658032 2.7806e-08 au
q 2.742484292080122 3.0554e-07 au
i 18.83935030684751 1.5085e-05 deg
node 3.905900355784205 1.4285e-05 deg
peri 229.0572115823832 5.9242e-05 deg
M 167.2116211886071 5.8891e-05 deg
tp 2458092.464537696732
(2017-Dec-04.96453770)
0.00031664 TDB
period 1954.964398440084
5.35
2.6649e-05
7.296e-08
d
yr
n .1841465759106679 2.5102e-09 deg/d
Q 3.377123839526277 3.069e-08 au
  Orbit Determination Parameters
   # obs. used (total)      443  
   data-arc span      21587 days (59.10 yr)  
   first obs. used      1960-09-24  
   last obs. used      2019-11-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57614  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 11:51:22  

Additional Information
 Earth MOID = 1.77055 au 
 Jupiter MOID = 1.69284 au 
 T_jup = 3.144 
[ 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 14.8   n/a MPO232044  
diameter diameter 5.808 km 0.690 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.069   0.013 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

129378 (6729 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

[ show close-approach data ]
Alternate Designations
 6729 P-L = 2001 EH10 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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