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8899 (1995 SX29)
Classification: Main-belt Asteroid          SPK-ID: 2008899
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457600.5 (2016-Jul-31.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2757719847053726 8.7258e-08  
a 2.674208052122536 2.3461e-08 au
q 1.936736390073616 2.3046e-07 au
i 12.4808191572541 6.4427e-06 deg
node 88.29904442727167 3.6117e-05 deg
peri 293.3113150556606 3.7921e-05 deg
M 257.4889593774266 1.8604e-05 deg
tp 2458055.340739048825
(2017-Oct-28.84073905)
8.7772e-05 JED
period 1597.317372481341
4.37
2.102e-05
5.755e-08
d
yr
n .2253778780611148 2.9659e-09 deg/d
Q 3.411679714171457 2.9931e-08 au
  Orbit Determination Parameters
   # obs. used (total)      774  
   data-arc span      12257 days (33.56 yr)  
   first obs. used      1982-09-24  
   last obs. used      2016-04-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .55731  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Apr-25 13:03:48  

Additional Information
 Earth MOID = .978394 au 
 Jupiter MOID = 2.16331 au 
 T_jup = 3.291 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.5 mag n/a MPO234891  

8899 (1995 SX29)          Discovered 1995-Sep-22 by McNaught, R. H. at Siding Spring
Reference: 19980610/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1995 SX29 = 1991 XE1 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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