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469771 (2005 QD68)
Classification: Main-belt Asteroid          SPK-ID: 2469771
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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2482883623870918 1.9843e-07  
a 2.394953860055263 2.865e-08 au
q 1.800314688149498 4.9096e-07 au
i 3.411130818755114 2.0946e-05 deg
node 117.303437123733 0.00014716 deg
peri 219.5938195274411 0.00015513 deg
M 350.9096037750269 5.0007e-05 deg
tp 2459034.684124838183
(2020-Jul-04.18412484)
0.00018859 TDB
period 1353.767716740252
3.71
2.4292e-05
6.651e-08
d
yr
n .2659244976433969 4.7717e-09 deg/d
Q 2.989593031961029 3.5763e-08 au
  Orbit Determination Parameters
   # obs. used (total)      49  
   data-arc span      4571 days (12.51 yr)  
   first obs. used      2005-07-12  
   last obs. used      2018-01-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62612  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 04:26:37  

Additional Information
 Earth MOID = .792419 au 
 Jupiter MOID = 2.40125 au 
 T_jup = 3.485 
[ 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 18.3   n/a MPO382975  

469771 (2005 QD68)          Discovered 2005-Aug-28 by Siding Spring Survey at Siding Spring
Reference: Last Updated: 2016-08-22
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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