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91700 (1999 TY139)
Classification: Main-belt Asteroid          SPK-ID: 2091700
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0582909317734464 7.1568e-08  
a 3.018706652447263 3.1848e-08 au
q 2.842743428925411 2.1122e-07 au
i 10.77702278726113 7.6612e-06 deg
node 23.36027831348424 3.1708e-05 deg
peri 4.140760218970934 6.5785e-05 deg
M 338.3074719293518 6.1556e-05 deg
tp 2459115.934987952418
(2020-Sep-23.43498795)
0.00032834 TDB
period 1915.710125049921
5.24
3.0317e-05
8.3e-08
d
yr
n .1879198712230113 2.9739e-09 deg/d
Q 3.194669875969115 3.3705e-08 au
  Orbit Determination Parameters
   # obs. used (total)      307  
   data-arc span      7655 days (20.96 yr)  
   first obs. used      1999-10-06  
   last obs. used      2020-09-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62636  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Oct-22 19:17:11  

Additional Information
 Earth MOID = 1.84693 au 
 Jupiter MOID = 2.10607 au 
 T_jup = 3.218 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.4   n/a MPO439645  

91700 (1999 TY139)          Discovered 1999-Oct-06 by LINEAR at Socorro
Reference: 20041028/Numbers.arcLast Updated: 2004-10-29

Alternate Designations
 1999 TY139 = 2000 YL142 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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