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JPL Small-Body Database Browser
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447942 (2008 AQ99)
Classification: Main-belt Asteroid          SPK-ID: 2447942
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08471540690677791 6.9612e-08  
a 2.690934887288822 2.3282e-08 au
q 2.462971243352505 1.8825e-07 au
i 10.12297346259634 6.697e-06 deg
node 286.0439184140873 4.6387e-05 deg
peri 96.83040672257567 7.0202e-05 deg
M 298.0364568480012 4.8894e-05 deg
tp 2458878.015313785791
(2020-Jan-29.51531379)
0.00021916 TDB
period 1612.327311848724
4.41
2.0925e-05
5.729e-08
d
yr
n .2232797257445309 2.8977e-09 deg/d
Q 2.918898531225139 2.5254e-08 au
  Orbit Determination Parameters
   # obs. used (total)      161  
   data-arc span      4738 days (12.97 yr)  
   first obs. used      2006-10-11  
   last obs. used      2019-10-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56295  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 16:24:47  

Additional Information
 Earth MOID = 1.49109 au 
 Jupiter MOID = 2.47816 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 16.5   n/a MPO456123  

447942 (2008 AQ99)          Discovered 2008-Jan-14 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-10-28

Alternate Designations
 2008 AQ99 = 2006 UH202 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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