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JPL Small-Body Database Browser
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91622 (1999 TJ40)
Classification: Main-belt Asteroid          SPK-ID: 2091622
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 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1063054350169013 6.0767e-08  
a 2.796382704459844 1.8395e-08 au
q 2.499112024588501 1.6685e-07 au
i 4.177397401056827 4.9614e-06 deg
node 48.27615636746707 6.3402e-05 deg
peri 311.6053621729725 6.6313e-05 deg
M 157.1638722894872 2.2053e-05 deg
tp 2458254.835344864671
(2018-May-16.33534486)
0.00010262 TDB
period 1708.02151880216
4.68
1.6853e-05
4.614e-08
d
yr
n .2107701782659442 2.0797e-09 deg/d
Q 3.093653384331186 2.035e-08 au
  Orbit Determination Parameters
   # obs. used (total)      811  
   data-arc span      8402 days (23.00 yr)  
   first obs. used      1997-01-31  
   last obs. used      2020-02-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55772  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 22:34:24  

Additional Information
 Earth MOID = 1.49838 au 
 Jupiter MOID = 2.35187 au 
 T_jup = 3.315 
[ 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 MPO453356  

91622 (1999 TJ40)          Discovered 1999-Oct-05 by CSS at Catalina
Reference: 20041028/Numbers.arcLast Updated: 2004-10-29

[ show close-approach data ]
Alternate Designations
 1999 TJ40 = 1997 BF8 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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