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442326 (2011 SR134)
Classification: Main-belt Asteroid          SPK-ID: 2442326
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2268931999126484 1.4493e-07  
a 2.60896518176623 6.239e-08 au
q 2.017008723214606 4.1112e-07 au
i 29.37279208753621 1.9157e-05 deg
node 176.7579695315508 1.4723e-05 deg
peri 212.344155192309 5.3737e-05 deg
M 10.46739700467773 5.3793e-05 deg
tp 2458955.745465201387
(2020-Apr-16.24546520)
0.00022874 TDB
period 1539.220545499592
4.21
5.5213e-05
1.512e-07
d
yr
n .233884611956731 8.3896e-09 deg/d
Q 3.200921640317855 7.6546e-08 au
  Orbit Determination Parameters
   # obs. used (total)      128  
   data-arc span      3435 days (9.40 yr)  
   first obs. used      2007-11-04  
   last obs. used      2017-03-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60353  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-09 12:29:44  

Additional Information
 Earth MOID = 1.04963 au 
 Jupiter MOID = 2.34154 au 
 T_jup = 3.196 
[ 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 16.8   n/a MPO477088  

442326 (2011 SR134)          Discovered 2007-Nov-04 by Siding Spring Survey at Siding Spring
Reference: Last Updated: 2015-09-02

Alternate Designations
 2011 SR134 = 2007 VW301 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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