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277081 (2005 EK169)
Classification: Inner Main-belt Asteroid          SPK-ID: 2277081
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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08890232082117575 1.0126e-07  
a 1.991947741889611 1.8754e-08 au
q 1.814858964681124 1.9305e-07 au
i 23.57271506899681 8.2687e-06 deg
node 161.0798393774689 2.2153e-05 deg
peri 252.4305587883949 5.6081e-05 deg
M 241.8823016840993 4.9701e-05 deg
tp 2459337.420791792805
(2021-May-02.92079179)
0.00014255 TDB
period 1026.869696707272
2.81
1.4501e-05
3.97e-08
d
yr
n .3505800211598071 4.9509e-09 deg/d
Q 2.169036519098097 2.0421e-08 au
  Orbit Determination Parameters
   # obs. used (total)      129  
   data-arc span      5162 days (14.13 yr)  
   first obs. used      2005-02-14  
   last obs. used      2019-04-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56383  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 03:52:46  

Additional Information
 Earth MOID = .891604 au 
 Jupiter MOID = 3.06251 au 
 T_jup = 3.742 
[ 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 17.3   n/a MPO470932  

277081 (2005 EK169)          Discovered 2005-Mar-03 by CSS at Catalina
Reference: 20110517/Numbers.arcLast Updated: 2011-05-20
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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