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5648 (1990 VU1)
Classification: Jupiter Trojan          SPK-ID: 2005648
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2456800.5 (2014-May-23.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .165766428697757 8.5328e-08  
a 5.155394599732203 1.5817e-07 AU
q 4.300803248406893 4.898e-07 AU
i 22.6937369348578 1.0962e-05 deg
node 71.04010568816118 2.4234e-05 deg
peri 269.2004573193369 4.5251e-05 deg
M 59.54929316263123 3.3814e-05 deg
tp 2456093.262296291422
(2012-Jun-14.76229629)
0.00041212 JED
period 4275.543164546913
11.71
0.00019676
5.387e-07
d
yr
n .08419982821952163 3.8748e-09 deg/d
Q 6.009985951057512 1.8438e-07 AU
  Orbit Determination Parameters
   # obs. used (total)      949  
   data-arc span      23252 days (63.66 yr)  
   first obs. used      1950-06-15  
   last obs. used      2014-02-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .54774  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-09 18:14:23  

Additional Information
 Earth MOID = 3.39148 AU 
 T_jup = 2.821 
[ 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 9.6 mag n/a MPO267730  
rotation period rot_per 37.56 h n/a Asteroid Lightcurve DataBase (Rev. 2013-Sep-12) Published Reference List:
[Mottola, S.; Di Martino, M.; Erikson, A.; Gonano-Beurer, M.; et al. (2011) Astron. J. 141, A170.]

5648 (1990 VU1)          Discovered 1990-Nov-11 by Endate and Watanabe at Kitami (400)
Reference: DISCOVERY.DBLast Updated: 2003-08-29
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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