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442288 (2011 SX8)
Classification: Main-belt Asteroid          SPK-ID: 2442288
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .184564025829596 6.3334e-08  
a 2.798850417760142 2.5311e-08 au
q 2.282283316963484 1.8686e-07 au
i 10.02855725138956 5.8686e-06 deg
node 179.7595264726806 2.6068e-05 deg
peri 166.2412253746283 2.9265e-05 deg
M 326.7365675280317 1.1283e-05 deg
tp 2459158.527446018306
(2020-Nov-05.02744602)
5.3547e-05 TDB
period 1710.282924485687
4.68
2.32e-05
6.352e-08
d
yr
n .2104914893588489 2.8553e-09 deg/d
Q 3.315417518556801 2.9983e-08 au
  Orbit Determination Parameters
   # obs. used (total)      194  
   data-arc span      5674 days (15.53 yr)  
   first obs. used      2005-04-07  
   last obs. used      2020-10-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50159  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 08:47:23  

Additional Information
 Earth MOID = 1.27708 au 
 Jupiter MOID = 2.1322 au 
 T_jup = 3.279 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.5   n/a MPO477087  

442288 (2011 SX8)          Discovered 2005-Apr-07 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-09-02

Alternate Designations
 2011 SX8 = 2005 GB130 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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