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JPL Small-Body Database Browser
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357707 (2005 QO18)
Classification: Main-belt Asteroid          SPK-ID: 2357707
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06939156983012867 1.2131e-07  
a 2.909422299625621 4.1756e-08 au
q 2.707532918955816 3.5228e-07 au
i 10.41117490299287 1.4834e-05 deg
node 168.0913500415463 3.8646e-05 deg
peri 168.0139951464275 8.3471e-05 deg
M 288.9020180734113 7.5102e-05 deg
tp 2458958.483775993272
(2020-Apr-18.98377599)
0.0003815 TDB
period 1812.62752985936
4.96
3.9022e-05
1.068e-07
d
yr
n .1986067154281453 4.2756e-09 deg/d
Q 3.111311680295425 4.4654e-08 au
  Orbit Determination Parameters
   # obs. used (total)      132  
   data-arc span      5058 days (13.85 yr)  
   first obs. used      2005-08-25  
   last obs. used      2019-07-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61677  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 06:43:01  

Additional Information
 Earth MOID = 1.69846 au 
 Jupiter MOID = 2.21426 au 
 T_jup = 3.256 
[ 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 16.4   n/a MPO440602  

357707 (2005 QO18)          Discovered 2005-Aug-25 by NEAT at Palomar
Reference: 20130327/Numbers.arcLast Updated: 2013-03-29

[ show close-approach data ]
Alternate Designations
 2005 QO18 = 2008 FH46 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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