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4393 Dawe (1978 VP8)
Classification: Outer Main-belt Asteroid          SPK-ID: 2004393
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 37 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1195776239520486 4.0864e-08  
a 3.222726757507599 1.6348e-08 au
q 2.837360749198151 1.3344e-07 au
i 2.211135703039459 3.9579e-06 deg
node 125.1111065239256 0.00010698 deg
peri 87.00260343486173 0.00010829 deg
M 342.0051290935178 1.8599e-05 deg
tp 2459306.128202390161
(2021-Apr-01.62820239)
0.00010939 TDB
period 2113.166193749127
5.79
1.6079e-05
4.402e-08
d
yr
n .1703604766463243 1.2963e-09 deg/d
Q 3.608092765817047 1.8303e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2378  
   data-arc span      25996 days (71.17 yr)  
   first obs. used      1949-11-21  
   last obs. used      2021-01-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49672  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 01:17:35  

Additional Information
 Earth MOID = 1.83163 au 
 Jupiter MOID = 1.35598 au 
 T_jup = 3.176 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 12.75   n/a E2021B10  
diameter diameter 14.716 km 0.405 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.082   0.011 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

4393 Dawe (1978 VP8)          Discovered 1978-Nov-07 by Helin and Bus at Palomar
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1978 VP8 = 1969 FA = 1978 WU12 = 1983 UL = 1986 EC3 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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