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344826 (2004 EC74)
Classification: Main-belt Asteroid          SPK-ID: 2344826
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0876141389788218 5.7041e-08  
a 2.217182259355607 1.2276e-08 au
q 2.022925744743047 1.3021e-07 au
i 6.50100407333424 7.2828e-06 deg
node 31.51371569028728 3.7849e-05 deg
peri 208.0964312480798 5.2704e-05 deg
M 280.9637051683354 3.8872e-05 deg
tp 2459265.243064185624
(2021-Feb-19.74306419)
0.0001311 TDB
period 1205.870079180904
3.30
1.0015e-05
2.742e-08
d
yr
n .2985396239738634 2.4795e-09 deg/d
Q 2.411438773968168 1.3352e-08 au
  Orbit Determination Parameters
   # obs. used (total)      285  
   data-arc span      5806 days (15.90 yr)  
   first obs. used      2004-03-12  
   last obs. used      2020-02-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55019  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 23:06:24  

Additional Information
 Earth MOID = 1.01371 au 
 Jupiter MOID = 2.58221 au 
 T_jup = 3.639 
[ 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 MPO503388  

344826 (2004 EC74)          Discovered 2004-Mar-12 by NEAT at Palomar
Reference: 20121128/Numbers.arcLast Updated: 2012-12-03
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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