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186122 (2001 TH145)
Classification: Main-belt Asteroid          SPK-ID: 2186122
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1165153284732459 1.2486e-07  
a 2.552698917309646 1.7061e-08 au
q 2.255270364466014 3.2725e-07 au
i 9.13743165119778 1.0784e-05 deg
node 165.0871066115472 3.0904e-05 deg
peri 150.8282133088996 6.6711e-05 deg
M 304.4710808732555 5.1497e-05 deg
tp 2459430.281223390125
(2021-Aug-03.78122339)
0.00021241 TDB
period 1489.696571108004
4.08
1.4935e-05
4.089e-08
d
yr
n .241659950745701 2.4227e-09 deg/d
Q 2.850127470153279 1.9049e-08 au
  Orbit Determination Parameters
   # obs. used (total)      444  
   data-arc span      7354 days (20.13 yr)  
   first obs. used      2000-04-06  
   last obs. used      2020-05-25  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56874  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:50:00  

Additional Information
 Earth MOID = 1.24521 au 
 Jupiter MOID = 2.45934 au 
 T_jup = 3.412 
[ 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 16.38   n/a E2021B55  

186122 (2001 TH145)          Discovered 2001-Oct-10 by NEAT at Palomar
Reference: 20080520/Numbers.arcLast Updated: 2008-05-22

[ show close-approach data ]
Alternate Designations
 2001 TH145 = 2000 GZ121 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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