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JPL Small-Body Database Browser
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277507 (2005 WQ164)
Classification: Main-belt Asteroid          SPK-ID: 2277507
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 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1472634432137126 9.1723e-08  
a 2.537002794555036 2.3114e-08 au
q 2.16339502758605 2.3637e-07 au
i 4.557820741723786 1.0376e-05 deg
node 225.8338212600954 7.2302e-05 deg
peri 115.6522483986805 8.1397e-05 deg
M 175.7188954382289 3.5811e-05 deg
tp 2457880.063331671361
(2017-May-06.56333167)
0.00014934 TDB
period 1475.97786767037
4.04
2.0171e-05
5.523e-08
d
yr
n .2439060963483219 3.3332e-09 deg/d
Q 2.910610561524022 2.6517e-08 au
  Orbit Determination Parameters
   # obs. used (total)      125  
   data-arc span      4818 days (13.19 yr)  
   first obs. used      2005-10-30  
   last obs. used      2019-01-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62088  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 06:08:16  

Additional Information
 Earth MOID = 1.15919 au 
 Jupiter MOID = 2.49302 au 
 T_jup = 3.428 
[ 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 17.5   n/a MPO427524  

277507 (2005 WQ164)          Discovered 2005-Nov-29 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20110517/Numbers.arcLast Updated: 2011-05-20

[ show close-approach data ]
Alternate Designations
 2005 WQ164 = 2005 US472 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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