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123763 (2001 AH42)
Classification: Inner Main-belt Asteroid          SPK-ID: 2123763
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1080437772487721 5.2602e-08  
a 1.953011812002938 6.4857e-09 au
q 1.742001038822671 1.0521e-07 au
i 25.20210505834946 6.4729e-06 deg
node 115.794407072323 9.9056e-06 deg
peri 87.31903442398746 3.5355e-05 deg
M 351.7192241281305 3.0706e-05 deg
tp 2459023.431066890607
(2020-Jun-22.93106689)
8.5028e-05 TDB
period 996.9094935490488
2.73
4.9659e-06
1.36e-08
d
yr
n .3611160314246598 1.7988e-09 deg/d
Q 2.164022585183204 7.1865e-09 au
  Orbit Determination Parameters
   # obs. used (total)      869  
   data-arc span      8173 days (22.38 yr)  
   first obs. used      1998-01-25  
   last obs. used      2020-06-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47331  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-24 02:03:42  

Additional Information
 Earth MOID = .873274 au 
 Jupiter MOID = 3.03885 au 
 T_jup = 3.766 
[ 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 16.0   n/a MPO396057  

123763 (2001 AH42)          Discovered 2001-Jan-03 by LONEOS at Anderson Mesa
Reference: 20060314/Numbers.arcLast Updated: 2006-03-23

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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