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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 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2749552496219446 9.6439e-08  
a 2.67593407150905 2.518e-08 AU
q 1.940171950905413 2.5297e-07 AU
i 12.47890761306745 6.5265e-06 deg
node 88.33537856112581 3.7207e-05 deg
peri 293.3632542133686 3.9001e-05 deg
M 122.1729910779687 1.7478e-05 deg
tp 2456457.894431316198
(2013-Jun-14.39443132)
7.1421e-05 JED
period 1598.864061546201
4.38
2.2567e-05
6.179e-08
d
yr
n .2251598548358499 3.178e-09 deg/d
Q 3.411696192112687 3.2103e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      760  
   data-arc span      11894 days (32.56 yr)  
   first obs. used      1982-09-24  
   last obs. used      2015-04-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .55388  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jun-04 16:03:28  

Additional Information
 Earth MOID = .98284 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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