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357731 (2005 QO189)
Classification: Main-belt Asteroid          SPK-ID: 2357731
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1828987615172638 5.2959e-08  
a 2.738384010647408 4.9676e-08 au
q 2.237536966541319 1.4251e-07 au
i 12.96380552981678 9.8146e-06 deg
node 338.6436578381521 2.4443e-05 deg
peri 279.0805115700131 3.9673e-05 deg
M 154.1591303301817 3.7932e-05 deg
tp 2458291.727753966639
(2018-Jun-22.22775397)
0.00016261 TDB
period 1655.159885927653
4.53
4.5038e-05
1.233e-07
d
yr
n .2175016462522796 5.9184e-09 deg/d
Q 3.239231054753497 5.8761e-08 au
  Orbit Determination Parameters
   # obs. used (total)      151  
   data-arc span      5170 days (14.15 yr)  
   first obs. used      2005-08-28  
   last obs. used      2019-10-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55609  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 11:09:41  

Additional Information
 Earth MOID = 1.26701 au 
 Jupiter MOID = 2.05717 au 
 T_jup = 3.290 
[ 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 16.2   n/a MPO494861  

357731 (2005 QO189)          Discovered 2005-Aug-28 by Spacewatch at Kitt Peak
Reference: 20130327/Numbers.arcLast Updated: 2013-03-29

[ show close-approach data ]
Alternate Designations
 2005 QO189 = 2008 BE54 = 2011 YD62 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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