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JPL Small-Body Database Browser
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134210 (2005 PQ21)
Classification: TransNeptunian Object          SPK-ID: 2134210
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .39558418075472 0.00025227  
a 62.19611000964812 0.029698 au
q 37.59231278535103 0.002265 au
i 6.471897521700984 0.00024876 deg
node 316.2397473375115 0.001026 deg
peri 21.8563907923109 0.0082995 deg
M 8.709776388604896 0.0077023 deg
tp 2454265.912583115853
(2007-Jun-14.41258312)
1.6403 TDB
period 179160.9107347291
490.52
128.32
0.3513
d
yr
n .002009366878766466 1.4392e-06 deg/d
Q 86.79990723394521 0.041447 au
  Orbit Determination Parameters
   # obs. used (total)      42  
   data-arc span      5924 days (16.22 yr)  
   first obs. used      2001-08-21  
   last obs. used      2017-11-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      3  
   norm. resid. RMS      .1808  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 04:51:23  

Additional Information
 Earth MOID = 36.5834 au 
 Jupiter MOID = 32.602 au 
 T_jup = 6.394 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 6.8   n/a MPO164132  

134210 (2005 PQ21)          Discovered 2005-Aug-09 by Cerro Tololo at Cerro Tololo
Reference: 20060711/Numbers.arcLast Updated: 2006-07-17

Alternate Designations
 2005 PQ21 = 2001 QG331 = 2002 PM149 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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