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216646 (2003 QT56)
Classification: Mars-crossing Asteroid          SPK-ID: 2216646
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2459055223483676 5.745e-08  
a 2.132567182862665 2.2437e-08 au
q 1.608157135817835 1.3458e-07 au
i 7.548511490902578 4.7904e-06 deg
node 135.031549596737 3.9073e-05 deg
peri 160.2671429640532 5.1969e-05 deg
M 229.6887825024972 4.6141e-05 deg
tp 2459612.248296582512
(2022-Feb-01.74829658)
0.00015211 TDB
period 1137.50289204799
3.11
1.7952e-05
4.915e-08
d
yr
n .3164827118389532 4.9946e-09 deg/d
Q 2.656977229907496 2.7954e-08 au
  Orbit Determination Parameters
   # obs. used (total)      357  
   data-arc span      7492 days (20.51 yr)  
   first obs. used      2000-10-01  
   last obs. used      2021-04-06  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .60311  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 10:41:54  

Additional Information
 Earth MOID = .59277 au 
 Jupiter MOID = 2.56666 au 
 T_jup = 3.670 
[ 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 17.28   n/a MPCxxxxx  

216646 (2003 QT56)          Discovered 2003-Aug-23 by LINEAR at Socorro
Reference: 20090707/Numbers.arcLast Updated: 2009-07-09

Alternate Designations
 2003 QT56 = 2002 CC258 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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