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91921 (1999 VN33)
Classification: Main-belt Asteroid          SPK-ID: 2091921
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1059022553064889 3.4961e-08  
a 3.067963733274808 2.0563e-08 au
q 2.74305945472249 1.1194e-07 au
i 4.966533190195118 3.5607e-06 deg
node 60.92798192384423 4.5837e-05 deg
peri 346.8772558883062 4.9864e-05 deg
M 16.74481760721641 1.8062e-05 deg
tp 2459305.204014782981
(2021-Mar-31.70401478)
9.862e-05 TDB
period 1962.789649256167
5.37
1.9733e-05
5.403e-08
d
yr
n .1834124202440278 1.8439e-09 deg/d
Q 3.392868011827126 2.274e-08 au
  Orbit Determination Parameters
   # obs. used (total)      877  
   data-arc span      7771 days (21.28 yr)  
   first obs. used      1999-11-03  
   last obs. used      2021-02-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53793  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 23:41:47  

Additional Information
 Earth MOID = 1.75285 au 
 Jupiter MOID = 1.96776 au 
 T_jup = 3.217 
[ 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 15.09   n/a MPCxxxxx  

91921 (1999 VN33)          Discovered 1999-Nov-03 by LINEAR at Socorro
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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