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JPL Small-Body Database Browser
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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 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2016048598556485 5.5368e-08  
a 2.349330497481149 1.6343e-08 au
q 1.875694051781861 1.2577e-07 au
i .7928174134573028 6.1493e-06 deg
node 333.1790422751577 0.00049536 deg
peri .9666738645102462 0.00049829 deg
M 348.4653146731391 4.7073e-05 deg
tp 2458642.642262891422
(2019-Jun-08.14226289)
0.00017214 TDB
period 1315.26905251437
3.60
1.3725e-05
3.758e-08
d
yr
n .2737082571142355 2.8561e-09 deg/d
Q 2.822966943180437 1.9638e-08 au
  Orbit Determination Parameters
   # obs. used (total)      113  
   data-arc span      6586 days (18.03 yr)  
   first obs. used      2001-10-15  
   last obs. used      2019-10-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49526  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 15:57:02  

Additional Information
 Earth MOID = .86474 au 
 Jupiter MOID = 2.54369 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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