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43026 (1999 VJ20)
Classification: Main-belt Asteroid          SPK-ID: 2043026
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1705625155656901 4.3642e-08  
a 2.66430891710235 1.3584e-08 au
q 2.209877685957274 1.1893e-07 au
i 12.41932117638469 5.3706e-06 deg
node 331.7432169004437 1.6639e-05 deg
peri 31.48606589913637 2.1298e-05 deg
M 328.6985048438241 1.4218e-05 deg
tp 2459338.614054999047
(2021-May-04.11405500)
6.329e-05 TDB
period 1588.456383683219
4.35
1.2148e-05
3.326e-08
d
yr
n .2266351180290221 1.7333e-09 deg/d
Q 3.118740148247427 1.5901e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1381  
   data-arc span      10911 days (29.87 yr)  
   first obs. used      1990-09-14  
   last obs. used      2020-07-29  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .49985  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 09:15:03  

Additional Information
 Earth MOID = 1.21371 au 
 Jupiter MOID = 2.35846 au 
 T_jup = 3.330 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.92   n/a E2021B10  
diameter diameter 3.964 km 0.901 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.257   0.054 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

43026 (1999 VJ20)          Discovered 1999-Nov-11 by Juels, C. W. at Fountain Hills
Reference: 20020624/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 VJ20 = 1990 SH16 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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