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91784 (1999 TV216)
Classification: Main-belt Asteroid          SPK-ID: 2091784
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1723015051417344 5.1669e-08  
a 3.009962555660148 2.249e-08 au
q 2.491341476899643 1.568e-07 au
i 1.880900635317911 5.5385e-06 deg
node 304.2084207605533 0.00014507 deg
peri 25.26532619685447 0.00014577 deg
M 31.45337508087954 1.4988e-05 deg
tp 2458833.850191306163
(2019-Dec-16.35019131)
7.8472e-05 TDB
period 1907.392480950366
5.22
2.1378e-05
5.853e-08
d
yr
n .1887393410613785 2.1153e-09 deg/d
Q 3.528583634420653 2.6365e-08 au
  Orbit Determination Parameters
   # obs. used (total)      540  
   data-arc span      9925 days (27.17 yr)  
   first obs. used      1993-07-20  
   last obs. used      2020-09-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58516  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Oct-22 19:17:43  

Additional Information
 Earth MOID = 1.48043 au 
 Jupiter MOID = 1.82617 au 
 T_jup = 3.226 
[ 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 15.1   n/a MPO432455  

91784 (1999 TV216)          Discovered 1999-Oct-15 by LINEAR at Socorro
Reference: 20041028/Numbers.arcLast Updated: 2004-10-29

[ show close-approach data ]
Alternate Designations
 1999 TV216 = 1993 OY4 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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