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109445 (2001 QX201)
Classification: Main-belt Asteroid          SPK-ID: 2109445
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 .1241174939819824 4.3723e-08  
a 2.556495282403342 1.5053e-08 au
q 2.239189494574678 1.072e-07 au
i 11.61677269536437 5.7089e-06 deg
node 238.9825755277583 1.9527e-05 deg
peri 252.3916272293497 2.9783e-05 deg
M 93.38825188855139 2.3357e-05 deg
tp 2458613.192715237327
(2019-May-09.69271524)
9.6015e-05 TDB
period 1493.021013831134
4.09
1.3187e-05
3.61e-08
d
yr
n .2411218574052283 2.1296e-09 deg/d
Q 2.873801070232005 1.6921e-08 au
  Orbit Determination Parameters
   # obs. used (total)      715  
   data-arc span      7787 days (21.32 yr)  
   first obs. used      1999-02-19  
   last obs. used      2020-06-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55948  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-24 01:33:16  

Additional Information
 Earth MOID = 1.28577 au 
 Jupiter MOID = 2.31496 au 
 T_jup = 3.398 
[ 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 15.1   n/a MPO426693  

109445 (2001 QX201)          Discovered 2001-Aug-22 by NEAT at Palomar
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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