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JPL Small-Body Database Browser
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277280 (2005 SA77)
Classification: Main-belt Asteroid          SPK-ID: 2277280
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .102520048453508 6.9718e-08  
a 2.445589242260647 2.8559e-08 au
q 2.194867314646707 1.6838e-07 au
i 6.639487329593653 1.0095e-05 deg
node 15.32517563752227 5.5488e-05 deg
peri 68.26454433781259 8.0195e-05 deg
M 133.5122349161409 6.6004e-05 deg
tp 2458082.425442292819
(2017-Nov-24.92544229)
0.00025042 TDB
period 1396.926962474489
3.82
2.447e-05
6.7e-08
d
yr
n .2577085342832119 4.5142e-09 deg/d
Q 2.696311169874586 3.1487e-08 au
  Orbit Determination Parameters
   # obs. used (total)      125  
   data-arc span      4994 days (13.67 yr)  
   first obs. used      2005-09-24  
   last obs. used      2019-05-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .46448  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 04:46:43  

Additional Information
 Earth MOID = 1.22064 au 
 Jupiter MOID = 2.49607 au 
 T_jup = 3.482 
[ 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 17.1   n/a MPO433793  

277280 (2005 SA77)          Discovered 2005-Sep-24 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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