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351394 (2005 EM222)
Classification: Main-belt Asteroid          SPK-ID: 2351394
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1162719392205161 6.0353e-08  
a 2.512884825072707 2.4436e-08 au
q 2.220706833423696 1.4757e-07 au
i 3.310922080171879 6.2356e-06 deg
node 114.7848038397883 0.00010613 deg
peri 133.0648589689025 0.00010998 deg
M 202.4673568202752 3.2106e-05 deg
tp 2459637.186089810062
(2022-Feb-26.68608981)
0.00013385 TDB
period 1454.980934142811
3.98
2.1223e-05
5.811e-08
d
yr
n .2474259226029589 3.6091e-09 deg/d
Q 2.805062816721718 2.7278e-08 au
  Orbit Determination Parameters
   # obs. used (total)      171  
   data-arc span      5365 days (14.69 yr)  
   first obs. used      2005-03-01  
   last obs. used      2019-11-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58895  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 23:10:53  

Additional Information
 Earth MOID = 1.20841 au 
 Jupiter MOID = 2.21633 au 
 T_jup = 3.449 
[ 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 16.8   n/a MPO455543  

351394 (2005 EM222)          Discovered 2005-Mar-11 by Spacewatch at Kitt Peak
Reference: 20130127/Numbers.arcLast Updated: 2013-01-31

[ show close-approach data ]
Alternate Designations
 2005 EM222 = 2007 TQ86 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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