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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1723014754345454 4.6406e-08  
a 3.009962570583461 1.9218e-08 au
q 2.491341578669174 1.3617e-07 au
i 1.880901291141889 4.5705e-06 deg
node 304.2084275590167 0.00014282 deg
peri 25.26532169685977 0.00014354 deg
M 31.45336901517553 1.419e-05 deg
tp 2458833.850222204791
(2019-Dec-16.35022220)
7.4514e-05 TDB
period 1907.392495135567
5.22
1.8268e-05
5.002e-08
d
yr
n .1887393396577316 1.8076e-09 deg/d
Q 3.528583562497748 2.253e-08 au
  Orbit Determination Parameters
   # obs. used (total)      624  
   data-arc span      9959 days (27.27 yr)  
   first obs. used      1993-07-20  
   last obs. used      2020-10-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56197  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 20:38:31  

Additional Information
 Earth MOID = 1.48043 au 
 Jupiter MOID = 1.82617 au 
 T_jup = 3.226 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457071.5 (2015-Feb-18.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1756995151763881 4.5992e-08  
q 2.480169585346345 1.3526e-07 au
tp 2456929.055042101337
(2014-Sep-28.55504210)
6.7755e-05 TDB
node 304.510454897534 0.00014302 deg
peri 25.47433629035369 0.00014371 deg
i 1.88032264100773 4.5699e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      624  
   data-arc span      9959 days (27.27 yr)  
   first obs. used      1993-07-20  
   last obs. used      2020-10-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56197  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 20:38:31  

Additional Information
 Jupiter MOID = 1.82617 au 
 T_jup = 3.226 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.115270444223491E-15 -6.181963535210574E-15 -5.852077849087359E-14 4.639550039272697E-15 -9.724689309084024E-14 -4.047156029148416E-16
q -6.181963535210574E-15 1.829629678858344E-14 3.417473232484391E-13 -1.691823913425655E-14 3.224839976678296E-13 1.223946189347386E-15
tp -5.852077849087359E-14 3.417473232484391E-13 4.590744876749982E-9 -2.007250471475071E-11 9.737564867335246E-10 -1.279774928574718E-12
node 4.639550039272697E-15 -1.691823913425655E-14 -2.007250471475071E-11 2.045440542393489E-8 -2.044729369703346E-8 3.430159900348512E-11
peri -9.724689309084024E-14 3.224839976678296E-13 9.737564867335246E-10 -2.044729369703346E-8 2.065258682994012E-8 -3.45446409503397E-11
i -4.047156029148416E-16 1.223946189347386E-15 -1.279774928574718E-12 3.430159900348512E-11 -3.45446409503397E-11 2.088385792231969E-11

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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