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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 2456800.5 (2014-May-23.0) TDB
Reference: JPL 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2069234594438078 5.4931e-08  
a 2.42958454794326 1.9654e-08 AU
q 1.926846508271621 1.3816e-07 AU
i 1.926047533365276 7.4771e-06 deg
node 183.2536997137993 0.00019084 deg
peri 211.5457016342085 0.00019206 deg
M 308.9879023164675 2.4796e-05 deg
tp 2456996.504992703454
(2014-Dec-05.00499270)
9.6665e-05 JED
period 1383.236537556108
3.79
1.6784e-05
4.595e-08
d
yr
n .2602591749318923 3.158e-09 deg/d
Q 2.9323225876149 2.372e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      552  
   data-arc span      8367 days (22.91 yr)  
   first obs. used      1991-08-03  
   last obs. used      2014-06-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .57196  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jul-14 14:44:18  

Additional Information
 Earth MOID = .932433 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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