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7185 (1991 VN1)
Classification: Main-belt Asteroid          SPK-ID: 2007185
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2457600.5 (2016-Jul-31.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09616154467819514 5.3256e-08  
a 2.19526711195246 9.409e-09 au
q 1.984166835485871 1.1742e-07 au
i 5.707057198503454 4.8889e-06 deg
node 115.1081166557889 5.36e-05 deg
peri 137.7285123750552 5.9263e-05 deg
M 357.9697169366539 2.6218e-05 deg
tp 2457607.200135327465
(2016-Aug-06.70013533)
8.6528e-05 JED
period 1188.035679080268
3.25
7.6379e-06
2.091e-08
d
yr
n .3030212024260907 1.9481e-09 deg/d
Q 2.406367388419049 1.0314e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1368  
   data-arc span      13183 days (36.09 yr)  
   first obs. used      1980-03-15  
   last obs. used      2016-04-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .50556  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Apr-25 12:58:21  

Additional Information
 Earth MOID = .973367 au 
 Jupiter MOID = 2.62213 au 
 T_jup = 3.657 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.7 mag n/a MPO324374  

7185 (1991 VN1)          Discovered 1991-Nov-04 by Ueda, S., Kaneda, H. at Kushiro
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1991 VN1 = 1980 EE1 = 1993 DF1 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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