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91619 (1999 TJ38)
Classification: Main-belt Asteroid          SPK-ID: 2091619
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 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02390844175483769 5.2667e-08  
a 2.818058824980362 1.9969e-08 au
q 2.750683429701613 1.4264e-07 au
i 5.373609462334683 5.8099e-06 deg
node 188.1848280390678 3.8098e-05 deg
peri 129.3497171271732 0.00011643 deg
M 183.4992766642142 0.00011288 deg
tp 2459847.664009900741
(2022-Sep-25.16400990)
0.0005449 TDB
period 1727.919511038241
4.73
1.8366e-05
5.028e-08
d
yr
n .2083430377979179 2.2145e-09 deg/d
Q 2.885434220259111 2.0446e-08 au
  Orbit Determination Parameters
   # obs. used (total)      855  
   data-arc span      8410 days (23.03 yr)  
   first obs. used      1997-04-10  
   last obs. used      2020-04-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54318  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 16:42:23  

Additional Information
 Earth MOID = 1.74164 au 
 Jupiter MOID = 2.16863 au 
 T_jup = 3.311 
[ 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 15.0   n/a MPO412707  

91619 (1999 TJ38)          Discovered 1999-Oct-01 by CSS at Catalina
Reference: 20041028/Numbers.arcLast Updated: 2004-10-29

Alternate Designations
 1999 TJ38 = 2002 FH2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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