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187704 (2008 EC25)
Classification: Main-belt Asteroid          SPK-ID: 2187704
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07131897111422406 3.9179e-08  
a 2.270275259146114 1.3244e-08 au
q 2.108361563517735 9.6178e-08 au
i 11.0998310058989 3.9693e-06 deg
node 112.055105490883 2.2032e-05 deg
peri 23.10465274592389 4.104e-05 deg
M 303.7622151680381 3.3901e-05 deg
tp 2459395.682962923789
(2021-Jun-30.18296292)
0.00011789 TDB
period 1249.442289779335
3.42
1.0934e-05
2.994e-08
d
yr
n .2881285537914519 2.5214e-09 deg/d
Q 2.432188954774494 1.4189e-08 au
  Orbit Determination Parameters
   # obs. used (total)      483  
   data-arc span      7287 days (19.95 yr)  
   first obs. used      2001-02-02  
   last obs. used      2021-01-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56656  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:56:31  

Additional Information
 Earth MOID = 1.12705 au 
 Jupiter MOID = 2.6103 au 
 T_jup = 3.585 
[ 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 16.6   n/a MPO436929  

187704 (2008 EC25)          Discovered 2008-Mar-03 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20080520/Numbers.arcLast Updated: 2008-05-22
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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