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41107 Ropakov (1999 VX72)
Classification: Main-belt Asteroid          SPK-ID: 2041107
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457600.5 (2016-Jul-31.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2592091397579712 7.9186e-08  
a 2.471345613087055 2.0839e-08 au
q 1.830750242674124 1.993e-07 au
i 5.414291238283505 7.4702e-06 deg
node 22.85969624813869 0.00010753 deg
peri 311.6375402127878 0.00010946 deg
M 160.6360056870768 2.2068e-05 deg
tp 2456967.302706182667
(2014-Nov-05.80270618)
8.4789e-05 JED
period 1419.053124480041
3.89
1.7949e-05
4.914e-08
d
yr
n .253690290933899 3.2088e-09 deg/d
Q 3.111940983499987 2.6241e-08 au
  Orbit Determination Parameters
   # obs. used (total)      303  
   data-arc span      8912 days (24.40 yr)  
   first obs. used      1991-09-13  
   last obs. used      2016-02-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .59026  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Feb-25 22:28:43  

Additional Information
 Earth MOID = .825908 au 
 Jupiter MOID = 2.27732 au 
 T_jup = 3.431 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.6 mag n/a MPO359003  

41107 Ropakov           Discovered 1999 Nov. 1 by E. W. Elst and S. Ipatov at Uccle.
Ivan V. Ropakov (1892-1992), grandfather of the second discoverer, was a very brave man and the director of a small butter industry in the village of Pogoreika (Vologodskaya region, Russia).
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20081212/MPCPages.arcLast Updated: 2008-12-12

Alternate Designations
 1999 VX72 = 1991 RS5 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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