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277948 (2006 QF144)
Classification: Outer Main-belt Asteroid          SPK-ID: 2277948
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2540554643717798 5.3743e-08  
a 3.225547501666834 4.2098e-08 au
q 2.406079533277632 1.7542e-07 au
i 22.51575235727868 6.1848e-06 deg
node 113.6547747840685 1.699e-05 deg
peri 223.9367712608917 2.0305e-05 deg
M 131.2409840186076 1.577e-05 deg
tp 2458229.116105558242
(2018-Apr-20.61610556)
8.5095e-05 TDB
period 2115.941175507036
5.79
4.1424e-05
1.134e-07
d
yr
n .1701370549272167 3.3308e-09 deg/d
Q 4.045015470056035 5.2793e-08 au
  Orbit Determination Parameters
   # obs. used (total)      256  
   data-arc span      6653 days (18.21 yr)  
   first obs. used      2001-11-15  
   last obs. used      2020-02-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57794  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 14:16:08  

Additional Information
 Earth MOID = 1.43992 au 
 Jupiter MOID = 1.47823 au 
 T_jup = 3.020 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.9   n/a MPO413221  

277948 (2006 QF144)          Discovered 2006-Aug-25 by Broughton, J. at Reedy Creek
Reference: 20110517/Numbers.arcLast Updated: 2011-05-20

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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