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227144 (2005 PG2)
Classification: Main-belt Asteroid          SPK-ID: 2227144
[ 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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1851598879484063 5.5033e-08  
a 2.268448479052218 1.2593e-08 au
q 1.848422812854176 1.2169e-07 au
i 4.482791826313742 4.9382e-06 deg
node 253.656409925344 7.2106e-05 deg
peri 65.46127458499728 7.5077e-05 deg
M 182.4035568692525 2.3476e-05 deg
tp 2459816.135379038722
(2022-Aug-24.63537904)		 8.5275e-05 TDB
period 1247.934545010992
3.42		 1.0392e-05
2.845e-08		 d
yr
n .2884766684592652 2.4022e-09 deg/d
Q 2.688474145250259 1.4925e-08 au
   Orbit Determination Parameters
   # obs. used (total)      294  
   data-arc span      6682 days (18.29 yr)  
   first obs. used      2002-11-28  
   last obs. used      2021-03-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54351  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 00:38:36  

Additional Information
 Earth MOID = .838783 au 
 Jupiter MOID = 2.61433 au 
 T_jup = 3.588 
[ 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 MPO503112  

227144 (2005 PG2)          Discovered 2005-Aug-04 by Crni Vrh at Crni Vrh
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04

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