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JPL Small-Body Database Browser
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19722 (1999 VU47)
Classification: Main-belt Asteroid          SPK-ID: 2019722
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05975566022042658 4.2135e-08  
a 2.559106959492133 1.2158e-08 au
q 2.406185833552992 1.0497e-07 au
i 13.79513229263786 4.0169e-06 deg
node 259.6256953024939 2.2037e-05 deg
peri 326.1482478552061 5.1326e-05 deg
M 158.4741978732892 4.7094e-05 deg
tp 2458342.255642257124
(2018-Aug-11.75564226)		 0.00019533 TDB
period 1495.309469727729
4.09		 1.0656e-05
2.917e-08		 d
yr
n .2407528389862669 1.7156e-09 deg/d
Q 2.712028085431274 1.2884e-08 au
   Orbit Determination Parameters
   # obs. used (total)      1387  
   data-arc span      15612 days (42.74 yr)  
   first obs. used      1977-03-20  
   last obs. used      2019-12-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51777  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 22:54:28  

Additional Information
 Earth MOID = 1.40347 au 
 Jupiter MOID = 2.34384 au 
 T_jup = 3.393 
[ 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 13.9   n/a MPO502317  
diameter diameter 4.766 km 0.251 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.382   0.054 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

19722 (1999 VU47)          Discovered 1999-Nov-03 by LINEAR at Socorro
Reference: 20001211/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 VU47 = 1977 FR = 1998 MJ20 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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