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385771 (2005 YE212)
Classification: Inner Main-belt Asteroid          SPK-ID: 2385771
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1007095423001443 6.4113e-08  
a 1.930566974198168 1.3379e-08 au
q 1.736140457846896 1.3052e-07 au
i 19.39853210085486 8.2519e-06 deg
node 310.7932938243933 1.5385e-05 deg
peri 118.4849378489214 4.2779e-05 deg
M 246.5124816651748 3.7568e-05 deg
tp 2459509.366875064198
(2021-Oct-21.86687506)
0.00010253 TDB
period 979.7736055436367
2.68
1.0185e-05
2.789e-08
d
yr
n .3674318209462793 3.8195e-09 deg/d
Q 2.12499349054944 1.4726e-08 au
  Orbit Determination Parameters
   # obs. used (total)      199  
   data-arc span      7624 days (20.87 yr)  
   first obs. used      1998-02-17  
   last obs. used      2019-01-02  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .48998  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 11:06:34  

Additional Information
 Earth MOID = .806188 au 
 Jupiter MOID = 3.06597 au 
 T_jup = 3.838 
[ 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 17.8   n/a MPO471966  

385771 (2005 YE212)          Discovered 2005-Dec-28 by CSS at Catalina
Reference: Last Updated: 2014-02-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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