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227216 (2005 QA179)
Classification: Main-belt Asteroid          SPK-ID: 2227216
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1312054798124592 5.1956e-08  
a 2.37611671482177 1.2268e-08 au
q 2.064357181163175 1.2264e-07 au
i 3.209187617978168 3.9904e-06 deg
node 336.1699977325099 9.189e-05 deg
peri 69.04597626976894 9.4097e-05 deg
M 11.89760001906377 1.6777e-05 deg
tp 2459156.286291399131
(2020-Nov-02.78629140)		 6.2482e-05 TDB
period 1337.827382901508
3.66		 1.0361e-05
2.837e-08		 d
yr
n .2690930119992195 2.0841e-09 deg/d
Q 2.687876248480364 1.3878e-08 au
   Orbit Determination Parameters
   # obs. used (total)      370  
   data-arc span      6594 days (18.05 yr)  
   first obs. used      2003-01-13  
   last obs. used      2021-02-01  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .49867  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 00:38:53  

Additional Information
 Earth MOID = 1.07508 au 
 Jupiter MOID = 2.67947 au 
 T_jup = 3.528 
[ show covariance matrix ]

[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.09   n/a E2021B55  

227216 (2005 QA179)          Discovered 2005-Aug-24 by NEAT at Palomar
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04

Alternate Designations
 2005 QA179 = 2007 BW73 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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