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16663 (1993 VG4)
Classification: Main-belt Asteroid          SPK-ID: 2016663
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 37 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08500632556658209 1.6251e-08  
a 3.021701522184379 1.6619e-08 au
q 2.764837778824537 5.2153e-08 au
i 9.190622026516435 2.7873e-07 deg
node 245.8028008151522 1.7756e-06 deg
peri 51.38431400989496 1.6849e-05 deg
M 163.8023461764199 2.0474e-05 deg
tp 2458327.541920024756
(2018-Jul-28.04192002)
0.00010622 TDB
period 1918.56170639104
5.25
1.5828e-05
4.333e-08
d
yr
n .1876405636580683 1.548e-09 deg/d
Q 3.27856526554422 1.8032e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2190  
   data-arc span      25288 days (69.23 yr)  
   first obs. used      1951-11-28  
   last obs. used      2021-02-21  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .44737  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 01:38:04  

Additional Information
 Earth MOID = 1.75824 au 
 Jupiter MOID = 1.87519 au 
 T_jup = 3.221 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 12.97   n/a E2021B10  
diameter diameter 10.396 km 0.223 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.196   0.033 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

16663 (1993 VG4)          Discovered 1993-Nov-11 by Ueda, S., Kaneda, H. at Kushiro
Reference: 20000913/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1993 VG4 = 1998 UR36 = 1998 VL46 = 2000 AY110 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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