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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 4 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3398166657935348 1.2793e-07  
a 2.638518050625341 3.5356e-08 AU
q 1.741905644025781 3.4612e-07 AU
i 27.3401559651146 2.6626e-05 deg
node 80.31714271453576 2.3129e-05 deg
peri 266.29064526 4.9086e-05 deg
M 257.4987275069784 3.7185e-05 deg
tp 2457446.223248912654
(2016-Feb-27.72324891)
0.00016703 JED
period 1565.447586218795
4.29
3.1466e-05
8.615e-08
d
yr
n .2299661791101861 4.6224e-09 deg/d
Q 3.535130457224901 4.7371e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      153  
   data-arc span      13789 days (37.75 yr)  
   first obs. used      1977-09-22  
   last obs. used      2015-06-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .5294  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jul-06 15:24:49  

Additional Information
 Earth MOID = .949406 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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