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80240 (1999 VZ223)
Classification: Main-belt Asteroid          SPK-ID: 2080240
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1117030528734314 5.1962e-08  
a 2.172334381481019 8.7798e-09 au
q 1.929677999207672 1.133e-07 au
i 4.314762089529406 3.9422e-06 deg
node 140.4328980782686 8.1035e-05 deg
peri 285.4264012755359 8.381e-05 deg
M 136.2827056131419 2.1455e-05 deg
tp 2458557.782502574797
(2019-Mar-15.28250257)
6.9324e-05 TDB
period 1169.468263460306
3.20
7.0898e-06
1.941e-08
d
yr
n .3078322099436938 1.8662e-09 deg/d
Q 2.414990763754366 9.7605e-09 au
  Orbit Determination Parameters
   # obs. used (total)      558  
   data-arc span      7505 days (20.55 yr)  
   first obs. used      1999-10-10  
   last obs. used      2020-04-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5619  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 14:48:39  

Additional Information
 Earth MOID = .948694 au 
 Jupiter MOID = 2.82242 au 
 T_jup = 3.676 
[ 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 16.9   n/a MPO459366  
diameter diameter 2.245 km 0.619 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2017AJ....154..168M)  
geometric albedo albedo 0.037   0.016 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

80240 (1999 VZ223)          Discovered 1999-Nov-05 by LINEAR at Socorro
Reference: 20040504/Numbers.arcLast Updated: 2004-07-16

[ show close-approach data ]
Alternate Designations
 1999 VZ223 = 2001 GJ2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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