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6426 Vanysek (1995 ED)
Classification: Main-belt Asteroid          SPK-ID: 2006426
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 42 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1712194071604839 1.6732e-08  
a 2.42451630804888 7.4973e-09 au
q 2.009392063133826 4.0961e-08 au
i 2.780283274393993 8.1393e-07 deg
node 45.21316342538752 1.6118e-05 deg
peri 204.1206273142067 1.6092e-05 deg
M 235.3532236478205 7.9295e-06 deg
tp 2459677.935427053575
(2022-Apr-08.43542705)
3.1375e-05 TDB
period 1378.910540403091
3.78
6.3959e-06
1.751e-08
d
yr
n .2610756749272238 1.211e-09 deg/d
Q 2.839640552963934 8.7809e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2455  
   data-arc span      15477 days (42.37 yr)  
   first obs. used      1978-11-05  
   last obs. used      2021-03-21  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .44978  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-03 22:53:38  

Additional Information
 Earth MOID = .994305 au 
 Jupiter MOID = 2.19248 au 
 T_jup = 3.490 
[ 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 13.73   n/a MPCxxxxx  
diameter diameter 4.700 km 0.057 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 3.449 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Erasmus, N.; Navarro-Meza, S.; McNeill, A.; Trilling, D.E.; et al. (2020) Ap. J. Suppl. Ser. 247, A13.]
geometric albedo albedo 0.349   0.068 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

6426 Vanysek (1995 ED)          Discovered 1995-Mar-02 by Tichy, M. at Klet
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1995 ED = 1978 VX7 = 1978 WT21 = 1980 FK10 = 1980 GE = 1984 KC1 = 1989 UD7 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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