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332141 (2005 WQ170)
Classification: Main-belt Asteroid          SPK-ID: 2332141
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0839281753494069 4.5934e-08  
a 2.711783172852127 2.7347e-08 au
q 2.484188159211423 1.3104e-07 au
i 5.175944858711324 5.1291e-06 deg
node 253.0475032835968 7.0609e-05 deg
peri 354.83217799 8.0536e-05 deg
M 281.6414767331511 4.0158e-05 deg
tp 2459355.529639235741
(2021-May-21.02963924)
0.00018331 TDB
period 1631.101056991711
4.47
2.4673e-05
6.755e-08
d
yr
n .2207098073150409 3.3386e-09 deg/d
Q 2.939378186492831 2.9642e-08 au
  Orbit Determination Parameters
   # obs. used (total)      226  
   data-arc span      7002 days (19.17 yr)  
   first obs. used      2000-11-30  
   last obs. used      2020-02-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48624  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 21:05:40  

Additional Information
 Earth MOID = 1.47036 au 
 Jupiter MOID = 2.08393 au 
 T_jup = 3.352 
[ 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 MPO471444  

332141 (2005 WQ170)          Discovered 2005-Nov-30 by Spacewatch at Kitt Peak
Reference: 20120703/Numbers.arcLast Updated: 2012-07-09

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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