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123744 (2001 AT22)
Classification: Main-belt Asteroid          SPK-ID: 2123744
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03334885019632548 6.9126e-08  
a 2.962553084832227 2.3211e-08 au
q 2.863755345807495 2.0547e-07 au
i 5.153806125383092 5.1652e-06 deg
node 49.94113215741286 7.4462e-05 deg
peri 136.9783477919173 9.6226e-05 deg
M 209.9259269372133 6.3057e-05 deg
tp 2459776.927317934769
(2022-Jul-16.42731793)
0.00032913 TDB
period 1862.505819639987
5.10
2.1889e-05
5.993e-08
d
yr
n .1932879866488611 2.2716e-09 deg/d
Q 3.061350823856959 2.3985e-08 au
  Orbit Determination Parameters
   # obs. used (total)      456  
   data-arc span      6959 days (19.05 yr)  
   first obs. used      2001-01-03  
   last obs. used      2020-01-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59847  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 06:39:06  

Additional Information
 Earth MOID = 1.86558 au 
 Jupiter MOID = 1.89784 au 
 T_jup = 3.259 
[ 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 15.2   n/a MPO453710  

123744 (2001 AT22)          Discovered 2001-Jan-03 by LINEAR at Socorro
Reference: 20060314/Numbers.arcLast Updated: 2006-03-23

[ show close-approach data ]
Alternate Designations
 2001 AT22 = 2002 GT42 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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