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123769 (2001 AZ50)
Classification: Main-belt Asteroid          SPK-ID: 2123769
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07669359712957849 4.0346e-08  
a 2.874574568446254 1.8847e-08 au
q 2.654113104574905 1.1986e-07 au
i 7.183340558305033 4.1092e-06 deg
node 118.1679970844508 3.3749e-05 deg
peri 296.6902919434737 4.4494e-05 deg
M 43.70161134271128 2.678e-05 deg
tp 2458784.400508484639
(2019-Oct-27.90050848)
0.000133 TDB
period 1780.159004560481
4.87
1.7507e-05
4.793e-08
d
yr
n .2022291262059951 1.9888e-09 deg/d
Q 3.095036032317603 2.0292e-08 au
  Orbit Determination Parameters
   # obs. used (total)      607  
   data-arc span      7420 days (20.31 yr)  
   first obs. used      1999-10-08  
   last obs. used      2020-01-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50888  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 06:39:15  

Additional Information
 Earth MOID = 1.67573 au 
 Jupiter MOID = 2.16492 au 
 T_jup = 3.281 
[ 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 15.4   n/a MPO412823  
diameter diameter 2.636 km 0.344 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.193   0.053 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

123769 (2001 AZ50)          Discovered 2001-Jan-15 by Spacewatch at Kitt Peak
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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