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JPL Small-Body Database Browser
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469369 (2001 QO146)
Classification: Mars-crossing Asteroid          SPK-ID: 2469369
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3117829436177471 6.1291e-08  
a 2.416317601918994 1.3864e-08 au
q 1.662950987277315 1.4547e-07 au
i 5.581368683814777 7.5886e-06 deg
node 142.0609834605626 6.5701e-05 deg
peri 133.9028332075224 7.7917e-05 deg
M 281.0777749771614 2.3916e-05 deg
tp 2458901.264291576560
(2020-Feb-21.76429158)
9.1766e-05 TDB
period 1371.922103516832
3.76
1.1808e-05
3.233e-08
d
yr
n .2624055688563977 2.2585e-09 deg/d
Q 3.169684216560674 1.8187e-08 au
  Orbit Determination Parameters
   # obs. used (total)      86  
   data-arc span      6401 days (17.52 yr)  
   first obs. used      2001-07-27  
   last obs. used      2019-02-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5889  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 14:58:56  

Additional Information
 Earth MOID = .65217 au 
 Jupiter MOID = 1.99405 au 
 T_jup = 3.442 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 18.1   n/a MPO234348  

469369 (2001 QO146)          Discovered 2001-Jul-27 by LONEOS at Anderson Mesa
Reference: Last Updated: 2016-08-22

[ show close-approach data ]
Alternate Designations
 2001 QO146 = 2012 HP16 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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