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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 2457600.5 (2016-Jul-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1022350064852568 5.7003e-08  
a 2.627437227475047 2.1888e-08 au
q 2.35882116548453 1.5271e-07 au
i 9.944618608957249 1.0062e-05 deg
node 197.9443330277899 3.9402e-05 deg
peri 245.3881338449097 7.3935e-05 deg
M 182.8956569589379 5.7977e-05 deg
tp 2458365.785810477353
(2018-Sep-04.28581048)
0.00025074 JED
period 1555.59647516928
4.26
1.9438e-05
5.322e-08
d
yr
n .2314224837523015 2.8918e-09 deg/d
Q 2.896053289465564 2.4126e-08 au
  Orbit Determination Parameters
   # obs. used (total)      338  
   data-arc span      6791 days (18.59 yr)  
   first obs. used      1996-09-18  
   last obs. used      2015-04-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .57063  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jun-04 19:07:36  

Additional Information
 Earth MOID = 1.39235 au 
 Jupiter MOID = 2.37147 au 
 T_jup = 3.373 
[ 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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