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268300 (2005 QN94)
Classification: Main-belt Asteroid          SPK-ID: 2268300
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .127979157798159 5.8801e-08  
a 2.323347042830751 1.1948e-08 au
q 2.026007045016428 1.381e-07 au
i 7.370335578092336 6.136e-06 deg
node 148.0075511414325 4.2337e-05 deg
peri 182.5499964497214 4.7492e-05 deg
M 60.62105818522659 2.284e-05 deg
tp 2458782.683603851329
(2019-Oct-26.18360385)
8.1411e-05 TDB
period 1293.509301238673
3.54
9.9776e-06
2.732e-08
d
yr
n .2783126488965031 2.1468e-09 deg/d
Q 2.620687040645074 1.3477e-08 au
  Orbit Determination Parameters
   # obs. used (total)      215  
   data-arc span      10252 days (28.07 yr)  
   first obs. used      1991-09-30  
   last obs. used      2019-10-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48673  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-11 22:13:50  

Additional Information
 Earth MOID = 1.01508 au 
 Jupiter MOID = 2.70763 au 
 T_jup = 3.554 
[ 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 17.2   n/a MPO437234  

268300 (2005 QN94)          Discovered 2005-Aug-27 by NEAT at Palomar
Reference: 20110319/Numbers.arcLast Updated: 2011-03-23

[ show close-approach data ]
Alternate Designations
 2005 QN94 = 1991 SH3 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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