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344402 (2002 AS25)
Classification: Main-belt Asteroid          SPK-ID: 2344402
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1057988836724603 5.98e-08  
a 2.42473285471463 2.0327e-08 au
q 2.168198825481884 1.549e-07 au
i 6.013765271240151 5.249e-06 deg
node 265.0201632764719 5.804e-05 deg
peri 157.4096037119514 6.5687e-05 deg
M 3.638661965781643 3.3792e-05 deg
tp 2458986.560940144831
(2020-May-17.06094014)
0.00012936 TDB
period 1379.095281466389
3.78
1.7342e-05
4.748e-08
d
yr
n .2610407017107715 3.2825e-09 deg/d
Q 2.681266883947376 2.2478e-08 au
  Orbit Determination Parameters
   # obs. used (total)      271  
   data-arc span      6522 days (17.86 yr)  
   first obs. used      2002-01-08  
   last obs. used      2019-11-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55233  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 20:08:17  

Additional Information
 Earth MOID = 1.18291 au 
 Jupiter MOID = 2.58378 au 
 T_jup = 3.496 
[ 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 16.6   n/a MPO494803  

344402 (2002 AS25)          Discovered 2002-Jan-08 by NEAT at Palomar
Reference: 20121128/Numbers.arcLast Updated: 2012-12-03

[ show close-approach data ]
Alternate Designations
 2002 AS25 = 2004 TW305 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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