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80183 (1999 VT20)
Classification: Main-belt Asteroid          SPK-ID: 2080183
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 .1341143867398814 5.912e-08  
a 2.257206214391171 1.4772e-08 au
q 1.95448238720265 1.2919e-07 au
i 3.621394185106681 6.6207e-06 deg
node 1.820988857993546 8.6246e-05 deg
peri 107.3981039083985 9.1178e-05 deg
M 239.50238211427 2.9281e-05 deg
tp 2457815.101857460628
(2017-Mar-02.60185746)
0.00010289 JED
period 1238.669040141265
3.39
1.216e-05
3.329e-08
d
yr
n .2906345345960559 2.8531e-09 deg/d
Q 2.559930041579692 1.6753e-08 au
  Orbit Determination Parameters
   # obs. used (total)      703  
   data-arc span      15600 days (42.71 yr)  
   first obs. used      1973-01-01  
   last obs. used      2015-09-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .52668  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Oct-05 15:39:02  

Additional Information
 Earth MOID = .974615 au 
 Jupiter MOID = 2.54749 au 
 T_jup = 3.608 
[ 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 15.2 mag n/a MPO280281  

80183 (1999 VT20)          Discovered 1999-Nov-09 by Shimizu, Y., Urata, T. at Nachi-Katsuura
Reference: 20040504/Numbers.arcLast Updated: 2004-07-16

Alternate Designations
 1999 VT20 = 1973 AC = 2002 RU82 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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