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129295 (2005 SS111)
Classification: Main-belt Asteroid          SPK-ID: 2129295
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .218231587738558 6.8436e-08  
a 2.349770956595725 1.6959e-08 au
q 1.83697670991589 1.6976e-07 au
i 3.725706693466868 8.0445e-06 deg
node 340.968534428877 7.427e-05 deg
peri 56.84520966383061 7.8125e-05 deg
M 14.86816182527103 2.9663e-05 deg
tp 2458946.163519743679
(2020-Apr-06.66351974)
0.00010792 TDB
period 1315.638955383707
3.60
1.4243e-05
3.9e-08
d
yr
n .2736313017540635 2.9623e-09 deg/d
Q 2.86256520327556 2.066e-08 au
  Orbit Determination Parameters
   # obs. used (total)      338  
   data-arc span      9213 days (25.22 yr)  
   first obs. used      1994-08-12  
   last obs. used      2019-11-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61333  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 11:51:02  

Additional Information
 Earth MOID = .847383 au 
 Jupiter MOID = 2.57781 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 16.5   n/a MPO245066  

129295 (2005 SS111)          Discovered 2005-Sep-26 by Spacewatch at Kitt Peak
Reference: 20060314/Numbers.arcLast Updated: 2006-03-23

[ show close-approach data ]
Alternate Designations
 2005 SS111 = 1994 PR18 = 1998 YT22 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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