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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 2457600.5 (2016-Jul-31.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1649057053764622 7.1645e-08  
a 5.154275434369718 1.1839e-07 au
q 4.304306008160409 3.6668e-07 au
i 22.6921599733422 9.534e-06 deg
node 71.04088490635472 1.8331e-05 deg
peri 269.1171043393923 3.4161e-05 deg
M 127.1183607160293 2.9238e-05 deg
tp 2456091.269254826471
(2012-Jun-12.76925483)
0.00034348 JED
period 4274.150997558915
11.70
0.00014727
4.032e-07
d
yr
n .08422725360091533 2.9021e-09 deg/d
Q 6.004244860579028 1.3792e-07 au
  Orbit Determination Parameters
   # obs. used (total)      1132  
   data-arc span      24042 days (65.82 yr)  
   first obs. used      1950-06-15  
   last obs. used      2016-04-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .54155  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Apr-25 12:52:56  

Additional Information
 Earth MOID = 3.39529 au 
 Jupiter MOID = .0501964 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 9.7 mag n/a MPO365316  
rotation period rot_per 37.56 h n/a LCDB (Rev. 2016-February); 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. (2016) 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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