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90868 (1996 SX7)
Classification: Main-belt Asteroid          SPK-ID: 2090868
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1020691953642402 5.721e-08  
a 2.629213196574529 2.2217e-08 AU
q 2.360851521159125 1.5365e-07 AU
i 9.938360428225957 1.0069e-05 deg
node 197.9678204112798 3.9549e-05 deg
peri 245.8436006831628 7.4014e-05 deg
M 43.61501945508413 5.8008e-05 deg
tp 2456811.843965353153
(2014-Jun-03.34396535)
0.00025106 JED
period 1557.17395799414
4.26
1.9737e-05
5.404e-08
d
yr
n .2311880430261824 2.9303e-09 deg/d
Q 2.897574871989933 2.4485e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      335  
   data-arc span      6754 days (18.49 yr)  
   first obs. used      1996-09-18  
   last obs. used      2015-03-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .56094  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Apr-07 20:03:07  

Additional Information
 Earth MOID = 1.39585 AU 
 T_jup = 3.372 
[ 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 15.6 mag n/a MPO320096  

90868 (1996 SX7)          Discovered 1996-Sep-18 by BAO Schmidt CCD Asteroid Program at Xinglong
Reference: 20041028/Numbers.arcLast Updated: 2004-10-29
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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