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JPL Small-Body Database Browser
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277288 (2005 SA89)
Classification: Main-belt Asteroid          SPK-ID: 2277288
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2386635676748675 3.99e-08  
a 2.338911518631658 1.1661e-08 au
q 1.780698551119184 9.6886e-08 au
i 4.298693317972491 4.7142e-06 deg
node 212.5200608168005 5.9353e-05 deg
peri 84.17981416261836 6.2445e-05 deg
M 342.5145340786205 1.3366e-05 deg
tp 2458663.959087690972
(2019-Jun-29.45908769)
4.8276e-05 TDB
period 1306.529186666788
3.58
9.7711e-06
2.675e-08
d
yr
n .2755391947411681 2.0607e-09 deg/d
Q 2.897124486144131 1.4444e-08 au
  Orbit Determination Parameters
   # obs. used (total)      285  
   data-arc span      7665 days (20.99 yr)  
   first obs. used      1998-10-28  
   last obs. used      2019-10-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50609  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 05:22:55  

Additional Information
 Earth MOID = .770617 au 
 Jupiter MOID = 2.33227 au 
 T_jup = 3.523 
[ 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 17.7   n/a MPO338854  

277288 (2005 SA89)          Discovered 2005-Sep-24 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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