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16643 (1993 RV15)
Classification: Main-belt Asteroid          SPK-ID: 2016643
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0897663587244273 6.2458e-08  
a 2.286880670103845 1.6621e-08 AU
q 2.081595719511345 1.4135e-07 AU
i 7.713362821475655 8.2577e-06 deg
node .7593049605127256 4.6832e-05 deg
peri 262.8256039749147 6.6045e-05 deg
M 132.1341891233356 4.63e-05 deg
tp 2456536.864816567945
(2013-Sep-01.36481657)
0.0001627 JED
period 1263.175466871373
3.46
1.3771e-05
3.77e-08
d
yr
n .2849960353422998 3.107e-09 deg/d
Q 2.492165620696346 1.8113e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      945  
   data-arc span      8362 days (22.89 yr)  
   first obs. used      1992-03-30  
   last obs. used      2015-02-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .4861  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Apr-07 16:56:05  

Additional Information
 Earth MOID = 1.08496 AU 
 T_jup = 3.584 
[ 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 14.4 mag n/a MPO263495  

16643 (1993 RV15)          Discovered 1993-Sep-15 by Debehogne, H., Elst, E. W. at La Silla
Reference: 20000913/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1993 RV15 = 1992 FJ4 = 1997 WQ58 = 1999 GD54 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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