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91900 (1999 VV11)
Classification: Main-belt Asteroid          SPK-ID: 2091900
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1454459867355024 6.0874e-08  
a 3.138182337334383 2.9318e-08 au
q 2.681746310724858 1.9953e-07 au
i 5.470795900715825 6.5632e-06 deg
node 39.11237015787678 5.3986e-05 deg
peri 356.0707989696341 5.7826e-05 deg
M 269.8065825971976 2.3939e-05 deg
tp 2459509.230796939942
(2021-Oct-21.73079694)
0.0001401 TDB
period 2030.559348699083
5.56
2.8455e-05
7.791e-08
d
yr
n .1772910504835236 2.4845e-09 deg/d
Q 3.594618363943908 3.3582e-08 au
  Orbit Determination Parameters
   # obs. used (total)      628  
   data-arc span      7173 days (19.64 yr)  
   first obs. used      1999-10-12  
   last obs. used      2019-06-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56845  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 22:39:35  

Additional Information
 Earth MOID = 1.68858 au 
 Jupiter MOID = 1.83736 au 
 T_jup = 3.188 
[ 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 14.9   n/a MPO474798  
diameter diameter 6.155 km 0.627 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
geometric albedo albedo 0.056   0.019 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

91900 (1999 VV11)          Discovered 1999-Nov-05 by Tesi, L., Tombelli, M. at San Marcello
Reference: 20041028/Numbers.arcLast Updated: 2004-10-29

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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