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168334 (1994 PQ1)
Classification: Main-belt Asteroid          SPK-ID: 2168334
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 5 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3398593237054213 1.271e-07  
a 2.639158483697511 3.5358e-08 au
q 1.74221586627665 3.4421e-07 au
i 27.33769575268891 2.6154e-05 deg
node 80.31700500013926 2.1998e-05 deg
peri 266.2534759713 4.9043e-05 deg
M 349.5069027242952 3.7999e-05 deg
tp 2457446.145485550981
(2016-Feb-27.64548555)
0.00016586 JED
period 1566.017579613957
4.29
3.1471e-05
8.616e-08
d
yr
n .2298824768549179 4.6197e-09 deg/d
Q 3.536101101118372 4.7374e-08 au
  Orbit Determination Parameters
   # obs. used (total)      161  
   data-arc span      13814 days (37.82 yr)  
   first obs. used      1977-09-22  
   last obs. used      2015-07-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .52154  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Sep-02 18:27:08  

Additional Information
 Earth MOID = .947609 au 
 Jupiter MOID = 2.48112 au 
 T_jup = 3.162 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.1 mag n/a MPO345307  

168334 (1994 PQ1)          Discovered 1994-Aug-12 by McNaught, R. H. at Siding Spring
Reference: 20071124/Numbers.arcLast Updated: 2007-11-26

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