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160408 (2004 VD7)
Classification: Main-belt Asteroid          SPK-ID: 2160408
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1876311081565378 4.1646e-08  
a 2.297993940628961 1.1274e-08 au
q 1.86681879101174 9.5655e-08 au
i 3.053460802261733 4.6683e-06 deg
node 135.1359032801419 6.8236e-05 deg
peri 189.7780632842669 6.8986e-05 deg
M 345.5778924872596 1.1275e-05 deg
tp 2459447.473913036064
(2021-Aug-20.97391304)
4.0061e-05 TDB
period 1272.394390124496
3.48
9.3637e-06
2.564e-08
d
yr
n .2829311436721881 2.0821e-09 deg/d
Q 2.729169090246183 1.3389e-08 au
  Orbit Determination Parameters
   # obs. used (total)      406  
   data-arc span      9229 days (25.27 yr)  
   first obs. used      1996-03-27  
   last obs. used      2021-07-03  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5493  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 15:12:03  

Additional Information
 Earth MOID = .854144 au 
 Jupiter MOID = 2.59546 au 
 T_jup = 3.568 
[ 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 17.16   n/a E2021B55  
diameter diameter 2.235 km 0.165 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.051   0.012 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

160408 (2004 VD7)          Discovered 2004-Nov-03 by Spacewatch at Kitt Peak
Reference: 20070730/Numbers.arcLast Updated: 2007-08-06

Alternate Designations
 2004 VD7 = 2002 AC197 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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