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70890 (1999 VZ167)
Classification: Main-belt Asteroid          SPK-ID: 2070890
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 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2008881065957448 4.2076e-08  
a 2.446602127085389 9.1398e-09 au
q 1.955108858182083 1.0165e-07 au
i 2.884200329980688 4.151e-06 deg
node 23.58282869651075 6.0998e-05 deg
peri 339.4519747280577 6.1543e-05 deg
M 170.6052156932437 7.0949e-06 deg
tp 2458338.080278530192
(2018-Aug-07.58027853)
2.7019e-05 TDB
period 1397.794896012519
3.83
7.8326e-06
2.144e-08
d
yr
n .2575485151841445 1.4432e-09 deg/d
Q 2.938095395988694 1.0976e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1305  
   data-arc span      10376 days (28.41 yr)  
   first obs. used      1991-09-08  
   last obs. used      2020-02-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50213  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 16:17:12  

Additional Information
 Earth MOID = .953081 au 
 Jupiter MOID = 2.51804 au 
 T_jup = 3.469 
[ 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 15.0   n/a MPO309688  
diameter diameter 2.522 km 0.491 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.334   0.152 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

70890 (1999 VZ167)          Discovered 1999-Nov-14 by LINEAR at Socorro
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 VZ167 = 1991 RA22 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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