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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 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2068171585876696 5.4605e-08  
a 2.429204526431283 1.6547e-08 AU
q 1.92680334864646 1.3626e-07 AU
i 1.926208485575239 7.4648e-06 deg
node 183.2530428398925 0.00017893 deg
peri 211.5671984405848 0.00017987 deg
M 1.025545235998444 1.9816e-05 deg
tp 2456996.560447702078
(2014-Dec-05.06044770)
7.6104e-05 JED
period 1382.912013502082
3.79
1.413e-05
3.869e-08
d
yr
n .2603202492169672 2.6599e-09 deg/d
Q 2.931605704216107 1.997e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      582  
   data-arc span      8434 days (23.09 yr)  
   first obs. used      1991-08-03  
   last obs. used      2014-09-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .55846  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Sep-12 15:45:54  

Additional Information
 Earth MOID = .933432 AU 
 T_jup = 3.478 
[ 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 (327)
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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