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227270 (2005 SY127)
Classification: Main-belt Asteroid          SPK-ID: 2227270
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1518804156052828 5.16e-08  
a 2.36174449154793 1.2664e-08 au
q 2.003041756618143 1.2159e-07 au
i 2.667890062264772 5.2278e-06 deg
node 24.88055530856412 0.00011665 deg
peri 116.076573259397 0.00011773 deg
M 316.2139888155713 1.726e-05 deg
tp 2459361.742928196031
(2021-May-27.24292820)
6.4284e-05 TDB
period 1325.707745016385
3.63
1.0663e-05
2.919e-08
d
yr
n .2715530639036514 2.1842e-09 deg/d
Q 2.720447226477718 1.4587e-08 au
  Orbit Determination Parameters
   # obs. used (total)      349  
   data-arc span      6636 days (18.17 yr)  
   first obs. used      2002-12-13  
   last obs. used      2021-02-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .60204  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 00:39:07  

Additional Information
 Earth MOID = 1.01749 au 
 Jupiter MOID = 2.29534 au 
 T_jup = 3.534 
[ 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 16.9   n/a MPO433488  

227270 (2005 SY127)          Discovered 2005-Sep-29 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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