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192722 (1999 TW145)
Classification: Main-belt Asteroid          SPK-ID: 2192722
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1638947622888376 8.1134e-08  
a 2.722483457786841 1.739e-08 au
q 2.276282678637574 2.2186e-07 au
i 7.515929536008048 7.9931e-06 deg
node 35.57526075934123 3.6302e-05 deg
peri 337.0873834372116 3.8135e-05 deg
M 257.2002169099961 1.2687e-05 deg
tp 2459669.028484004630
(2022-Mar-30.52848400)
5.9926e-05 TDB
period 1640.764690077135
4.49
1.5721e-05
4.304e-08
d
yr
n .2194098898990055 2.1023e-09 deg/d
Q 3.168684236936108 2.024e-08 au
  Orbit Determination Parameters
   # obs. used (total)      529  
   data-arc span      10855 days (29.72 yr)  
   first obs. used      1990-09-28  
   last obs. used      2020-06-17  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55591  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 22:17:18  

Additional Information
 Earth MOID = 1.27793 au 
 Jupiter MOID = 2.29774 au 
 T_jup = 3.326 
[ 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 15.44   n/a E2021B55  

192722 (1999 TW145)          Discovered 1999-Oct-07 by LINEAR at Socorro
Reference: 20081113/Numbers.arcLast Updated: 2008-11-17
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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