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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 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1650288790679357 7.3492e-08  
a 5.154933927583381 1.2729e-07 au
q 4.304220959845025 3.8674e-07 au
i 22.69168146665507 1.0385e-05 deg
node 71.03973767739342 1.9945e-05 deg
peri 269.1953554893868 3.8027e-05 deg
M 110.1680663689027 3.0942e-05 deg
tp 2456092.263361678883
(2012-Jun-13.76336168)
0.00037127 JED
period 4274.970100850768
11.70
0.00015835
4.335e-07
d
yr
n .08421111528437494 3.1192e-09 deg/d
Q 6.005646895321738 1.483e-07 au
  Orbit Determination Parameters
   # obs. used (total)      1046  
   data-arc span      23927 days (65.51 yr)  
   first obs. used      1950-06-15  
   last obs. used      2015-12-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .53579  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Jan-04 12:57:08  

Additional Information
 Earth MOID = 3.39419 au 
 Jupiter MOID = .0497405 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-December); Warner et al., 2009 Published Reference List:
[Mottola, S.; Di Martino, M.; Erikson, A.; Gonano-Beurer, M.; et al. (2011) Astron. J. 141, A170.]
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]

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