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277273 (2005 SU61)
Classification: Main-belt Asteroid          SPK-ID: 2277273
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1499022008552244 8.4078e-08  
a 3.143263078662208 3.0904e-08 au
q 2.672081025303775 2.6845e-07 au
i 17.66440903375827 7.6389e-06 deg
node 196.2471093527853 1.8341e-05 deg
peri 161.948816304144 3.2249e-05 deg
M 242.5956671459093 2.5445e-05 deg
tp 2459664.321245799256
(2022-Mar-25.82124580)
0.00014932 TDB
period 2035.492580880548
5.57
3.0019e-05
8.219e-08
d
yr
n .1768613668168051 2.6083e-09 deg/d
Q 3.614445132020642 3.5537e-08 au
  Orbit Determination Parameters
   # obs. used (total)      186  
   data-arc span      7501 days (20.54 yr)  
   first obs. used      1999-10-13  
   last obs. used      2020-04-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60049  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 16:25:49  

Additional Information
 Earth MOID = 1.67515 au 
 Jupiter MOID = 1.87759 au 
 T_jup = 3.120 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.0   n/a MPO413220  

277273 (2005 SU61)          Discovered 2005-Sep-26 by Spacewatch at Kitt Peak
Reference: 20110517/Numbers.arcLast Updated: 2011-05-20

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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