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277279 (2005 SA71)
Classification: Amor [NEO]          SPK-ID: 2277279
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 67 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3676227300593667 5.1751e-08  
a 1.618054895256213 1.6262e-08 au
q 1.023221137276201 8.9299e-08 au
i 20.20748417291071 1.3479e-05 deg
node 44.29701996814181 1.5441e-05 deg
peri 283.6955501753154 2.3356e-05 deg
M 70.13953863583998 4.4173e-05 deg
tp 2458854.029990911385
(2020-Jan-05.52999091)
9.0123e-05 TDB
period 751.7757358751409
2.06
1.1333e-05
3.103e-08
d
yr
n .4788662134471853 7.2189e-09 deg/d
Q 2.212888653236225 2.224e-08 au
  Orbit Determination Parameters
   # obs. used (total)      244  
   data-arc span      4952 days (13.56 yr)  
   first obs. used      2005-09-30  
   last obs. used      2019-04-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53737  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Apr-25 07:35:03  

Additional Information
 Earth MOID = .208994 au 
 Jupiter MOID = 3.35224 au 
 T_jup = 4.189 
[ 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 18.8   n/a MPO338854  

277279 (2005 SA71)          Discovered 2005-Sep-30 by LINEAR at Socorro
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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