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27664 (1978 VX5)
Classification: Main-belt Asteroid          SPK-ID: 2027664
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1694916941617501 3.0139e-08  
a 2.241696791484465 8.6859e-09 au
q 1.861747804498803 6.8165e-08 au
i 6.80570854620107 4.4874e-06 deg
node 69.37939812126265 2.6834e-05 deg
peri 227.3407971391572 3.0109e-05 deg
M 130.6024496327056 1.3505e-05 deg
tp 2458155.753484409272
(2018-Feb-06.25348441)
4.5185e-05 TDB
period 1225.924521805963
3.36
7.1251e-06
1.951e-08
d
yr
n .2936559254640476 1.7067e-09 deg/d
Q 2.621645778470126 1.0158e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1089  
   data-arc span      14938 days (40.90 yr)  
   first obs. used      1978-11-05  
   last obs. used      2019-09-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51837  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 05:01:22  

Additional Information
 Earth MOID = .852964 au 
 Jupiter MOID = 2.57253 au 
 T_jup = 3.606 
[ 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 15.1   n/a MPO302228  
diameter diameter 3.308 km 0.185 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.280   0.053 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

27664 (1978 VX5)          Discovered 1978-Nov-06 by Helin, E. F., Bus, S. J. at Palomar
Reference: 20010902/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1978 VX5 = 2000 EM109 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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