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16661 (1993 VS1)
Classification: Main-belt Asteroid          SPK-ID: 2016661
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2456800.5 (2014-May-23.0) TDB
Reference: JPL 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2052943907824805 5.7015e-08  
a 2.393193829513932 1.7585e-08 AU
q 1.901884560259478 1.3452e-07 AU
i 2.44106314031174 6.3543e-06 deg
node 279.59306140865 0.00015595 deg
peri 131.4184471146154 0.00015694 deg
M 193.9564503771592 2.178e-05 deg
tp 2457424.212929071623
(2016-Feb-05.71292907)
8.6225e-05 JED
period 1352.275682950693
3.70
1.4904e-05
4.08e-08
d
yr
n .2662179055194372 2.9342e-09 deg/d
Q 2.884503098768386 2.1195e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      623  
   data-arc span      11553 days (31.63 yr)  
   first obs. used      1982-11-13  
   last obs. used      2014-07-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .5714  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jul-14 12:37:03  

Additional Information
 Earth MOID = .912539 AU 
 T_jup = 3.501 
[ 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 14.6 mag n/a MPO263495  

16661 (1993 VS1)          Discovered 1993-Nov-11 by Ueda, S., Kaneda, H. at Kushiro (399)
Reference: 20000913/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1993 VS1 = 1982 VG12 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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