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43020 (1999 VO4)
Classification: Main-belt Asteroid          SPK-ID: 2043020
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1283044233344009 4.8634e-08  
a 2.641034897687415 1.4091e-08 au
q 2.302178438133603 1.3233e-07 au
i 14.97159607771218 5.1863e-06 deg
node 41.94945573517835 1.6622e-05 deg
peri 344.0625711075063 2.3682e-05 deg
M 17.16546074679207 1.7979e-05 deg
tp 2459321.749758358330
(2021-Apr-17.24975836)
7.805e-05 TDB
period 1567.688009541501
4.29
1.2547e-05
3.435e-08
d
yr
n .2296375285190123 1.8379e-09 deg/d
Q 2.979891357241227 1.5899e-08 au
  Orbit Determination Parameters
   # obs. used (total)      926  
   data-arc span      10312 days (28.23 yr)  
   first obs. used      1993-04-21  
   last obs. used      2021-07-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53098  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 21:55:02  

Additional Information
 Earth MOID = 1.3103 au 
 Jupiter MOID = 2.46643 au 
 T_jup = 3.335 
[ 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 14.88   n/a E2021B10  

43020 (1999 VO4)          Discovered 1999-Nov-01 by CSS at Catalina
Reference: 20020624/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 VO4 = 2001 CH34 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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