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JPL Small-Body Database Browser
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423438 (2005 QH190)
Classification: Main-belt Asteroid          SPK-ID: 2423438
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07166271158802867 5.7745e-08  
a 2.442587537359656 2.6836e-08 au
q 2.267545091141338 1.4431e-07 au
i 12.50565213174967 6.4801e-06 deg
node 180.3740841411025 2.2734e-05 deg
peri 8.142542410071449 4.4803e-05 deg
M 110.3038250196198 3.7506e-05 deg
tp 2458573.270036320417
(2019-Mar-30.77003632)
0.00014447 TDB
period 1394.355879293331
3.82
2.2979e-05
6.291e-08
d
yr
n .2581837286636252 4.2548e-09 deg/d
Q 2.617629983577975 2.8759e-08 au
  Orbit Determination Parameters
   # obs. used (total)      190  
   data-arc span      5024 days (13.75 yr)  
   first obs. used      2005-08-31  
   last obs. used      2019-06-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61622  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 07:30:13  

Additional Information
 Earth MOID = 1.26965 au 
 Jupiter MOID = 2.33789 au 
 T_jup = 3.465 
[ 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 16.8   n/a MPO434532  

423438 (2005 QH190)          Discovered 2005-Aug-31 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-02-04
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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