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JPL Small-Body Database Browser
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20702 (1999 VF195)
Classification: Main-belt Asteroid          SPK-ID: 2020702
[ 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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09867074335566497 4.1756e-08  
a 3.107290793022314 2.1582e-08 au
q 2.800692100652589 1.3057e-07 au
i 4.542984052345865 4.5711e-06 deg
node 99.42751821905817 7.4875e-05 deg
peri 161.2057212634031 8.1987e-05 deg
M 322.6555701322634 3.4369e-05 deg
tp 2458808.036556694411
(2019-Nov-20.53655669)		 0.00019085 TDB
period 2000.650717512646
5.48		 2.0844e-05
5.707e-08		 d
yr
n .179941454472162 1.8747e-09 deg/d
Q 3.41388948539204 2.3712e-08 au
   Orbit Determination Parameters
   # obs. used (total)      1138  
   data-arc span      8541 days (23.38 yr)  
   first obs. used      1995-12-22  
   last obs. used      2019-05-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48113  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 02:54:57  

Additional Information
 Earth MOID = 1.78534 au 
 Jupiter MOID = 1.64413 au 
 T_jup = 3.208 
[ 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 13.7   n/a MPO474038  
diameter diameter 9.727 km 0.200 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.074   0.006 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

20702 (1999 VF195)          Discovered 1999-Nov-03 by CSS at Catalina
Reference: 20010109/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 VF195 = 1997 GS41 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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