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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 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 3 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .339816698773891 1.3224e-07  
a 2.638518054107501 3.5688e-08 AU
q 1.741905559305379 3.5644e-07 AU
i 27.34014531167891 2.7589e-05 deg
node 80.31717800149151 3.2558e-05 deg
peri 266.290620203014 5.1641e-05 deg
M 257.4987212417285 3.7448e-05 deg
tp 2457446.223277039237
(2016-Feb-27.72327704)
0.00016818 JED
period 1565.447589317773
4.29
3.1761e-05
8.696e-08
d
yr
n .2299661786549424 4.6657e-09 deg/d
Q 3.535130548909623 4.7815e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      115  
   data-arc span      13760 days (37.67 yr)  
   first obs. used      1977-09-22  
   last obs. used      2015-05-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .57788  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jun-04 22:04:15  

Additional Information
 Earth MOID = .949405 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 16.0 mag n/a MPO338355  

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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