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JPL Small-Body Database Browser
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423655 (2005 YA73)
Classification: Main-belt Asteroid          SPK-ID: 2423655
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .199950533359203 9.3728e-08  
a 2.620997126062528 4.5256e-08 au
q 2.096927352773387 2.6265e-07 au
i 12.30690092454256 7.7274e-06 deg
node 88.27916152028233 4.2358e-05 deg
peri 255.3729359579382 4.629e-05 deg
M 236.6281399444035 2.0364e-05 deg
tp 2459531.643481309555
(2021-Nov-13.14348131)
9.1653e-05 TDB
period 1549.880606365761
4.24
4.0142e-05
1.099e-07
d
yr
n .2322759563035932 6.0159e-09 deg/d
Q 3.145066899351669 5.4305e-08 au
  Orbit Determination Parameters
   # obs. used (total)      77  
   data-arc span      4779 days (13.08 yr)  
   first obs. used      2005-12-08  
   last obs. used      2019-01-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62226  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 15:51:01  

Additional Information
 Earth MOID = 1.12814 au 
 Jupiter MOID = 2.34921 au 
 T_jup = 3.344 
[ 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 17.0   n/a MPO427996  

423655 (2005 YA73)          Discovered 2005-Dec-08 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-02-04

Alternate Designations
 2005 YA73 = 2012 JQ44 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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