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123745 (2001 AA23)
Classification: Main-belt Asteroid          SPK-ID: 2123745
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08359109326446314 4.6976e-08  
a 2.857170095109421 2.3938e-08 au
q 2.618336123216694 1.3963e-07 au
i 13.23734356003059 5.4841e-06 deg
node 130.6577549316663 2.1639e-05 deg
peri 245.0781314418891 3.8049e-05 deg
M 100.7586027673486 3.193e-05 deg
tp 2458506.778310597113
(2019-Jan-23.27831060)
0.00015596 TDB
period 1764.016206094483
4.83
2.2169e-05
6.07e-08
d
yr
n .2040797577461246 2.5647e-09 deg/d
Q 3.096004067002148 2.5939e-08 au
  Orbit Determination Parameters
   # obs. used (total)      512  
   data-arc span      7413 days (20.30 yr)  
   first obs. used      1999-10-16  
   last obs. used      2020-02-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54775  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 06:39:06  

Additional Information
 Earth MOID = 1.64726 au 
 Jupiter MOID = 2.33595 au 
 T_jup = 3.259 
[ 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 15.2   n/a MPO453710  
diameter diameter 5.277 km 0.181 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.063   0.009 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

123745 (2001 AA23)          Discovered 2001-Jan-03 by LINEAR at Socorro
Reference: 20060314/Numbers.arcLast Updated: 2006-03-23

Alternate Designations
 2001 AA23 = 2004 TT247 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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