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99911 (1995 SE53)
Classification: Main-belt Asteroid          SPK-ID: 2099911
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2070432241501597 5.3418e-08  
a 2.43060426946651 1.3925e-08 au
q 1.92736412488302 1.3188e-07 au
i 1.927217810000727 6.7796e-06 deg
node 183.2221729174374 0.00013802 deg
peri 211.7570992436325 0.00013889 deg
M 104.9454651479665 1.4057e-05 deg
tp 2456997.011661355672
(2014-Dec-05.51166136)
5.3925e-05 JED
period 1384.107466741477
3.79
1.1895e-05
3.257e-08
d
yr
n .2600954106891185 2.2352e-09 deg/d
Q 2.93384441405 1.6809e-08 au
  Orbit Determination Parameters
   # obs. used (total)      748  
   data-arc span      8601 days (23.55 yr)  
   first obs. used      1991-08-03  
   last obs. used      2015-02-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .51681  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Apr-07 20:28:05  

Additional Information
 Earth MOID = .932868 au 
 Jupiter MOID = 2.49666 au 
 T_jup = 3.477 
[ 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 15.5 mag n/a MPO264052  

99911 (1995 SE53)          Discovered 1995-Sep-28 by Beijing Schmidt CCD Asteroid Program at Xinglong
Reference: 20050622/Numbers.arcLast Updated: 2005-06-27

[ show close-approach data ]
Alternate Designations
 1995 SE53 = 1991 PF25 = 1999 UV7 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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