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268623 (2006 DT22)
Classification: Main-belt Asteroid          SPK-ID: 2268623
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08697019258003538 8.6105e-08  
a 2.866691034342844 3.1954e-08 au
q 2.617374363018587 2.4492e-07 au
i 2.498366902938457 6.8063e-06 deg
node 40.25357608382249 0.0001298 deg
peri 325.7339809050469 0.00013226 deg
M 132.7853148502296 2.4849e-05 deg
tp 2458346.591013151836
(2018-Aug-16.09101315)
0.00012286 TDB
period 1772.840886289707
4.85
2.9642e-05
8.116e-08
d
yr
n .2030639087715461 3.3952e-09 deg/d
Q 3.116007705667103 3.4733e-08 au
  Orbit Determination Parameters
   # obs. used (total)      404  
   data-arc span      7334 days (20.08 yr)  
   first obs. used      1999-12-07  
   last obs. used      2020-01-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50919  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-30 04:16:26  

Additional Information
 Earth MOID = 1.61614 au 
 Jupiter MOID = 2.32129 au 
 T_jup = 3.293 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457212.5 (2015-Jul-09.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08447993209267439 8.5641e-08  
q 2.62745198521847 2.4233e-07 au
tp 2456567.276433216300
(2013-Oct-01.77643322)
0.00013406 TDB
node 40.32730028069484 0.00012992 deg
peri 324.7890584929759 0.00013257 deg
i 2.497142444388523 6.7954e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      404  
   data-arc span      7334 days (20.08 yr)  
   first obs. used      1999-12-07  
   last obs. used      2020-01-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50919  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-30 04:16:26  

Additional Information
 Jupiter MOID = 2.32129 au 
 T_jup = 3.293 
Orbit Covariance (6×6)
  e q tp node peri i
e 7.334345988319959E-15 -2.060367792102939E-14 -4.428746312558808E-13 -1.143868133360428E-14 -2.777011830276875E-13 1.058150061779991E-15
q -2.060367792102939E-14 5.872508232722E-14 5.562476750018142E-14 2.951054402957625E-14 6.027761555672884E-13 -2.499859462909023E-15
tp -4.428746312558808E-13 5.562476750018142E-14 1.797340514998892E-8 5.676548736870605E-11 3.558410170655448E-9 -4.7508185311262E-12
node -1.143868133360428E-14 2.951054402957625E-14 5.676548736870605E-11 1.688027206108121E-8 -1.685198844135553E-8 -4.229736946541004E-10
peri -2.777011830276875E-13 6.027761555672884E-13 3.558410170655448E-9 -1.685198844135553E-8 1.757546896330379E-8 4.21591523319831E-10
i 1.058150061779991E-15 -2.499859462909023E-15 -4.7508185311262E-12 -4.229736946541004E-10 4.21591523319831E-10 4.61776559767166E-11

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.7   n/a MPO454996  
rotation period rot_per 7.015 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]

268623 (2006 DT22)          Discovered 2006-Feb-20 by Spacewatch at Kitt Peak
Reference: 20110319/Numbers.arcLast Updated: 2011-03-23

Alternate Designations
 2006 DT22 = 2004 XO123 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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