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300309 (2007 PQ23)
Classification: Main-belt Asteroid          SPK-ID: 2300309
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1378111648541008 3.9653e-08  
a 2.344970551144452 1.5422e-08 au
q 2.021807427942672 9.2052e-08 au
i 5.586554957844402 6.1506e-06 deg
node 272.0931617153944 4.9288e-05 deg
peri 102.0597130513031 5.4605e-05 deg
M 166.1190842654251 2.3664e-05 deg
tp 2458395.268471016483
(2018-Oct-03.76847102)
8.4627e-05 TDB
period 1311.609387913143
3.59
1.2939e-05
3.543e-08
d
yr
n .2744719604155806 2.7077e-09 deg/d
Q 2.668133674346231 1.7547e-08 au
  Orbit Determination Parameters
   # obs. used (total)      283  
   data-arc span      9577 days (26.22 yr)  
   first obs. used      1993-11-09  
   last obs. used      2020-01-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57581  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 17:19:19  

Additional Information
 Earth MOID = 1.0316 au 
 Jupiter MOID = 2.82714 au 
 T_jup = 3.542 
[ 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 16.9   n/a MPO460254  

300309 (2007 PQ23)          Discovered 2007-Aug-12 by LINEAR at Socorro
Reference: 20111012/Numbers.arcLast Updated: 2011-10-13

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Alternate Designations
 2007 PQ23 = 2000 SX296 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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