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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 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1655204626018057 7.5923e-08  
a 5.155486238901405 1.37e-07 AU
q 4.302147771701201 4.1102e-07 AU
i 22.69259751275245 1.0812e-05 deg
node 71.04036897082609 2.1361e-05 deg
peri 269.2407507290003 4.1018e-05 deg
M 76.3784319913713 3.2397e-05 deg
tp 2456093.366694616700
(2012-Jun-14.86669462)
0.00039204 JED
period 4275.657164248692
11.71
0.00017043
4.666e-07
d
yr
n .08419758324174673 3.3561e-09 deg/d
Q 6.008824706101609 1.5967e-07 AU
  Orbit Determination Parameters
   # obs. used (total)      991  
   data-arc span      23595 days (64.60 yr)  
   first obs. used      1950-06-15  
   last obs. used      2015-01-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .53786  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Feb-04 13:14:03  

Additional Information
 Earth MOID = 3.39433 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 LCDB (Rev. 2015-Feb); Warner et al., 2009 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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