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JPL Small-Body Database Browser
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249660 (1999 VK16)
Classification: Main-belt Asteroid          SPK-ID: 2249660
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07564399791076797 4.217e-08  
a 3.160965122773949 3.9852e-08 au
q 2.921857083630826 1.4085e-07 au
i 8.495358595548002 7.3908e-06 deg
node 227.1998858617141 3.3756e-05 deg
peri 78.15940707094229 6.454e-05 deg
M 243.7922370785977 5.3535e-05 deg
tp 2459263.114023291981
(2021-Feb-17.61402329)
0.00030786 TDB
period 2052.711818800364
5.62
3.882e-05
1.063e-07
d
yr
n .1753777596557073 3.3166e-09 deg/d
Q 3.400073161917072 4.2867e-08 au
  Orbit Determination Parameters
   # obs. used (total)      237  
   data-arc span      7093 days (19.42 yr)  
   first obs. used      1999-11-02  
   last obs. used      2019-04-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53553  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 13:36:57  

Additional Information
 Earth MOID = 1.92186 au 
 Jupiter MOID = 1.7822 au 
 T_jup = 3.183 
[ 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 16.3   n/a MPO454851  
diameter diameter 3.506 km 0.664 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.033   0.010 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

249660 (1999 VK16)          Discovered 1999-Nov-02 by Spacewatch at Kitt Peak
Reference: 20100923/Numbers.arcLast Updated: 2010-09-27

[ show close-approach data ]
Alternate Designations
 1999 VK16 = 2005 UW63 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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