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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 2456800.5 (2014-May-23.0) TDB
Reference: JPL 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1542850293817089 6.6819e-08  
a 2.239513039823755 1.3562e-08 AU
q 1.893989704673826 1.512e-07 AU
i 2.655706738046504 7.39e-06 deg
node 333.3085973544663 0.0001256 deg
peri 345.0603921344743 0.00012682 deg
M 293.5502031147292 2.2064e-05 deg
tp 2457026.453970468839
(2015-Jan-03.95397047)
7.6019e-05 JED
period 1224.133604339314
3.35
1.112e-05
3.044e-08
d
yr
n .294085546482729 2.6714e-09 deg/d
Q 2.585036374973683 1.5655e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      701  
   data-arc span      8279 days (22.67 yr)  
   first obs. used      1991-08-05  
   last obs. used      2014-04-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .55368  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Apr-17 13:57:16  

Additional Information
 Earth MOID = .8799 AU 
 T_jup = 3.618 
[ 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 15.1 mag n/a MPO259411  

9760 (1991 PJ13)          Discovered 1991-Aug-05 by Holt, H. E. at Palomar (675)
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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