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101561 (1999 AA14)
Classification: Main-belt Asteroid          SPK-ID: 2101561
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .01672393040866915 7.964e-08  
a 2.970938357356324 2.1897e-08 au
q 2.921252591019451 2.3749e-07 au
i .7458976150417179 3.9517e-06 deg
node 73.64395124646832 0.00064075 deg
peri 263.1618788063267 0.00065647 deg
M 203.7826156847065 0.00014466 deg
tp 2459812.144311576641
(2022-Aug-20.64431158)
0.00075273 TDB
period 1870.418925833887
5.12
2.0679e-05
5.662e-08
d
yr
n .1924702509302838 2.1279e-09 deg/d
Q 3.020624123693196 2.2263e-08 au
  Orbit Determination Parameters
   # obs. used (total)      436  
   data-arc span      9628 days (26.36 yr)  
   first obs. used      1994-01-10  
   last obs. used      2020-05-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .65764  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 19:59:50  

Additional Information
 Earth MOID = 1.91057 au 
 Jupiter MOID = 2.0226 au 
 T_jup = 3.262 
[ 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 15.6   n/a MPO251036  

101561 (1999 AA14)          Discovered 1999-Jan-08 by Spacewatch at Kitt Peak
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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