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227208 (2005 QD148)
Classification: Main-belt Asteroid          SPK-ID: 2227208
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1227870408095217 4.9623e-08  
a 2.305068238338476 1.2732e-08 au
q 2.022035730488877 1.1671e-07 au
i 7.051068220115844 5.0616e-06 deg
node 50.81172164855189 5.4675e-05 deg
peri 349.1666171234671 6.0802e-05 deg
M 84.38405027656212 2.7447e-05 deg
tp 2458900.872291510521
(2020-Feb-21.37229151)
9.6958e-05 TDB
period 1278.274445261756
3.50
1.0591e-05
2.9e-08
d
yr
n .2816296620294884 2.3334e-09 deg/d
Q 2.588100746188074 1.4295e-08 au
  Orbit Determination Parameters
   # obs. used (total)      268  
   data-arc span      6677 days (18.28 yr)  
   first obs. used      2002-12-06  
   last obs. used      2021-03-18  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .59077  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 10:50:31  

Additional Information
 Earth MOID = 1.02973 au 
 Jupiter MOID = 2.79637 au 
 T_jup = 3.568 
[ 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 16.93   n/a MPCxxxxx  

227208 (2005 QD148)          Discovered 2005-Aug-28 by Siding Spring Survey at Siding Spring
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04

Alternate Designations
 2005 QD148 = 2002 XY112 = 2004 JM46 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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