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109554 (2001 QO260)
Classification: Main-belt Asteroid          SPK-ID: 2109554
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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08605433928390427 5.819e-08  
a 3.172487836320555 2.7588e-08 au
q 2.899481491679766 1.8267e-07 au
i 9.736228755888979 5.7871e-06 deg
node 240.3653110397933 3.2434e-05 deg
peri 128.4589967439047 4.3175e-05 deg
M 104.2091803334521 2.9435e-05 deg
tp 2458403.049602402139
(2018-Oct-11.54960240)
0.0001671 TDB
period 2063.946213251106
5.65
2.6922e-05
7.371e-08
d
yr
n .174423150026246 2.2752e-09 deg/d
Q 3.445494180961344 2.9962e-08 au
  Orbit Determination Parameters
   # obs. used (total)      671  
   data-arc span      8893 days (24.35 yr)  
   first obs. used      1995-09-25  
   last obs. used      2020-01-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5472  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 03:27:56  

Additional Information
 Earth MOID = 1.91258 au 
 Jupiter MOID = 2.03693 au 
 T_jup = 3.174 
[ 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 14.5   n/a MPO453556  

109554 (2001 QO260)          Discovered 2001-Aug-25 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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