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9760 (1991 PJ13)
Classification: Main-belt Asteroid          SPK-ID: 2009760
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1542261322621927 5.1402e-08  
a 2.239286765390732 1.1139e-08 au
q 1.893930228538603 1.1748e-07 au
i 2.655691295185291 5.4813e-06 deg
node 333.3036159543369 0.00011543 deg
peri 344.9594038184394 0.00011662 deg
M 110.0980939536895 1.9847e-05 deg
tp 2457026.182357856516
(2015-Jan-03.68235786)
6.6265e-05 JED
period 1223.948084226926
3.35
9.1325e-06
2.5e-08
d
yr
n .2941301225430525 2.1947e-09 deg/d
Q 2.58464330224286 1.2857e-08 au
  Orbit Determination Parameters
   # obs. used (total)      805  
   data-arc span      8903 days (24.38 yr)  
   first obs. used      1991-08-05  
   last obs. used      2015-12-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .52161  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Jan-04 13:11:48  

Additional Information
 Earth MOID = .878898 au 
 Jupiter MOID = 2.68215 au 
 T_jup = 3.619 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.2 mag n/a MPO358725  

9760 (1991 PJ13)          Discovered 1991-Aug-05 by Holt, H. E. at Palomar
Reference: 19981208/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1991 PJ13 = 1991 RT34 = 1997 GE14 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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