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227153 (2005 PQ23)
Classification: Main-belt Asteroid          SPK-ID: 2227153
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1745810475767141 4.5431e-08  
a 2.335251649587199 1.4875e-08 au
q 1.927560970247016 1.0229e-07 au
i 12.20901690524116 4.7714e-06 deg
node 251.5816017863902 2.2591e-05 deg
peri 12.72407204274804 2.6877e-05 deg
M 171.2190205531357 1.4067e-05 deg
tp 2458580.561703245412
(2019-Apr-07.06170325)
4.9952e-05 TDB
period 1303.463751344094
3.57
1.2454e-05
3.41e-08
d
yr
n .2761871970960286 2.6389e-09 deg/d
Q 2.742942328927381 1.7472e-08 au
  Orbit Determination Parameters
   # obs. used (total)      505  
   data-arc span      7171 days (19.63 yr)  
   first obs. used      2001-06-15  
   last obs. used      2021-02-01  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50175  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 00:38:38  

Additional Information
 Earth MOID = .912189 au 
 Jupiter MOID = 2.33392 au 
 T_jup = 3.518 
[ 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 16.1   n/a MPO338628  

227153 (2005 PQ23)          Discovered 2005-Aug-09 by LINEAR at Socorro
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04

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