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441465 (2008 QU23)
Classification: Main-belt Asteroid          SPK-ID: 2441465
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2016931238702578 5.4236e-08  
a 2.349743008997078 1.6094e-08 au
q 1.875816001220159 1.2263e-07 au
i .7928222058824634 5.7227e-06 deg
node 333.1703889691709 0.00048729 deg
peri 1.033749946184237 0.00049021 deg
M 97.88051068024005 4.74e-05 deg
tp 2458642.796901678035
(2019-Jun-08.29690168)
0.00017194 TDB
period 1315.615483623584
3.60
1.3517e-05
3.701e-08
d
yr
n .27363618358189 2.8113e-09 deg/d
Q 2.823670016773998 1.934e-08 au
  Orbit Determination Parameters
   # obs. used (total)      119  
   data-arc span      6615 days (18.11 yr)  
   first obs. used      2001-10-15  
   last obs. used      2019-11-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5109  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-05 02:08:52  

Additional Information
 Earth MOID = .865787 au 
 Jupiter MOID = 2.54639 au 
 T_jup = 3.531 
[ 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 18.2   n/a MPO248856  

441465 (2008 QU23)          Discovered 2008-Aug-07 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-09-02
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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