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442320 (2011 SH126)
Classification: Main-belt Asteroid          SPK-ID: 2442320
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 .08116466578355699 6.4012e-08  
a 2.768989677035711 4.7574e-08 au
q 2.544245555340988 1.7292e-07 au
i 4.556981734285197 7.8751e-06 deg
node 38.1014303314164 8.2986e-05 deg
peri 333.0625883032196 9.6801e-05 deg
M 322.7818919173254 5.2448e-05 deg
tp 2459174.493179304972
(2020-Nov-20.99317930)
0.00024725 TDB
period 1682.98572325734
4.61
4.3373e-05
1.187e-07
d
yr
n .2139055578577558 5.5126e-09 deg/d
Q 2.993733798730434 5.1435e-08 au
  Orbit Determination Parameters
   # obs. used (total)      139  
   data-arc span      6065 days (16.61 yr)  
   first obs. used      2002-11-13  
   last obs. used      2019-06-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55809  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 07:43:00  

Additional Information
 Earth MOID = 1.54526 au 
 Jupiter MOID = 2.40993 au 
 T_jup = 3.329 
[ 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 MPO437720  

442320 (2011 SH126)          Discovered 2011-Sep-20 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-09-02
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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