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JPL Small-Body Database Browser
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91909 (1999 VZ28)
Classification: Main-belt Asteroid          SPK-ID: 2091909
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1112445794888255 3.4606e-08  
a 2.924376622571684 1.9664e-08 au
q 2.599055574926745 1.0068e-07 au
i 2.5565007482767 4.1225e-06 deg
node 44.52471297784498 8.5276e-05 deg
peri 301.4005545723011 8.7433e-05 deg
M 97.75190709296801 2.0016e-05 deg
tp 2458504.512055794973
(2019-Jan-21.01205580)
0.00010122 TDB
period 1826.620730212377
5.00
1.8424e-05
5.044e-08
d
yr
n .1970852482103078 1.9879e-09 deg/d
Q 3.249697670216622 2.1852e-08 au
  Orbit Determination Parameters
   # obs. used (total)      924  
   data-arc span      7350 days (20.12 yr)  
   first obs. used      1999-10-22  
   last obs. used      2019-12-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56165  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 08:17:51  

Additional Information
 Earth MOID = 1.59308 au 
 Jupiter MOID = 2.14168 au 
 T_jup = 3.268 
[ 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 14.8   n/a MPO417453  

91909 (1999 VZ28)          Discovered 1999-Nov-03 by LINEAR at Socorro
Reference: 20041028/Numbers.arcLast Updated: 2004-10-29

[ show close-approach data ]
Alternate Designations
 1999 VZ28 = 2001 DN10 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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