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277086 (2005 ET201)
Classification: Main-belt Asteroid          SPK-ID: 2277086
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1608552881093555 7.2922e-08  
a 3.038312278657412 4.3738e-08 au
q 2.549583681707782 2.4757e-07 au
i 17.810120362368 7.9267e-06 deg
node 86.69961876689329 2.0435e-05 deg
peri 30.85892911891323 3.6905e-05 deg
M 345.3203116038638 3.0887e-05 deg
tp 2459079.378996374700
(2020-Aug-17.87899637)
0.00016681 TDB
period 1934.40336937713
5.30
4.177e-05
1.144e-07
d
yr
n .1861038942027477 4.0186e-09 deg/d
Q 3.527040875607042 5.0773e-08 au
  Orbit Determination Parameters
   # obs. used (total)      277  
   data-arc span      5908 days (16.18 yr)  
   first obs. used      2003-11-24  
   last obs. used      2020-01-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 14:09:19  

Additional Information
 Earth MOID = 1.58108 au 
 Jupiter MOID = 1.71959 au 
 T_jup = 3.149 
[ 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 15.7   n/a MPO455056  

277086 (2005 ET201)          Discovered 2005-Mar-08 by CSS at Catalina
Reference: 20110517/Numbers.arcLast Updated: 2011-05-20

[ show close-approach data ]
Alternate Designations
 2005 ET201 = 2010 GX47 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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