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277306 (2005 SO156)
Classification: Main-belt Asteroid          SPK-ID: 2277306
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08638523313856344 4.1565e-08  
a 2.353942199564828 1.5299e-08 au
q 2.150596353860717 1.005e-07 au
i 7.523169647119051 7.3573e-06 deg
node 190.3777115909635 3.8912e-05 deg
peri 256.8063311543052 6.077e-05 deg
M 320.7336925331733 4.9419e-05 deg
tp 2459144.383065132495
(2020-Oct-21.88306513)
0.00018173 TDB
period 1319.143733885812
3.61
1.2861e-05
3.521e-08
d
yr
n .2729043020501982 2.6606e-09 deg/d
Q 2.557288045268939 1.6621e-08 au
  Orbit Determination Parameters
   # obs. used (total)      229  
   data-arc span      6609 days (18.09 yr)  
   first obs. used      2001-08-25  
   last obs. used      2019-09-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58744  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 05:23:13  

Additional Information
 Earth MOID = 1.1812 au 
 Jupiter MOID = 2.60594 au 
 T_jup = 3.539 
[ 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 17.0   n/a MPO494502  

277306 (2005 SO156)          Discovered 2005-Sep-26 by Spacewatch at Kitt Peak
Reference: 20110517/Numbers.arcLast Updated: 2011-05-20
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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