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JPL Small-Body Database Browser
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117968 (9564 P-L)
Classification: Main-belt Asteroid          SPK-ID: 2117968
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2209756646057728 4.2068e-08  
a 2.349797639781208 1.0362e-08 au
q 1.830549544641479 1.0095e-07 au
i 3.599401781386835 4.1426e-06 deg
node 60.52458631701555 8.1784e-05 deg
peri 329.7526853164015 8.2515e-05 deg
M 73.14688763640817 1.1424e-05 deg
tp 2458333.176294279416
(2018-Aug-02.67629428)		 4.0903e-05 TDB
period 1315.661365358074
3.60		 8.7024e-06
2.383e-08		 d
yr
n .2736266409267262 1.8099e-09 deg/d
Q 2.869045734920937 1.2651e-08 au
   Orbit Determination Parameters
   # obs. used (total)      505  
   data-arc span      21274 days (58.25 yr)  
   first obs. used      1960-10-17  
   last obs. used      2019-01-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55552  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 08:52:48  

Additional Information
 Earth MOID = .836548 au 
 Jupiter MOID = 2.57105 au 
 T_jup = 3.523 
[ 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 16.4   n/a MPO417614  

117968 (9564 P-L)          Discovered 1960-Oct-17 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 9564 P-L = 2001 AA31 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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