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70737 Stenflo (1999 VA11)
Classification: Main-belt Asteroid          SPK-ID: 2070737
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2456400.5 (2013-Apr-18.0) TDB
Reference: JPL 1 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2245951361784463 1.31e-07  
a 2.644745578116598 2.2199e-08 AU
q 2.050748584842157 3.374e-07 AU
i 4.763324117396607 1.2533e-05 deg
node 250.8507419602369 9.3521e-05 deg
peri 137.6084048459549 0.00010941 deg
M 50.67387658576509 3.6652e-05 deg
tp 2456179.365804855662
(2012-Sep-08.86580486)
0.00016087 JED
period 1570.99309576652
4.30
1.978e-05
5.415e-08
d
yr
n .2291544125624235 2.8852e-09 deg/d
Q 3.238742571391039 2.7185e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      373  
   data-arc span      4933 days (13.51 yr)  
   first obs. used      1999-10-03  
   last obs. used      2013-04-05  
   planetary ephem.      DE405  
   SB-pert. ephem.      SB405-CPV-2  
   condition code      0  
   fit RMS      .56135  
   data source      ORB  
   producer      Otto Matic  
   solution date      2013-Apr-29 17:19:46  

Additional Information
 Earth MOID = 1.05827 AU 
 T_jup = 3.352 
[ 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 15.126 mag .47924 1 autocmod 2.5c

70737 Stenflo           Discovered 1999 Nov. 8 by S. Sposetti at Gnosca.
After a lectureship at Lund University, Jan Olof Stenflo (b. 1942) served as director of the Institute of Astronomy, ETH Zurich, during 1980-2006. His scientific work included contributions to the study of polarized light and solar magnetic fields. He supported the establishment of the Istituto Ricerche Solari Locarno.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20070926/MPCPages.arcLast Updated: 2007-09-30
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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