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109488 (2001 QF225)
Classification: Main-belt Asteroid          SPK-ID: 2109488
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1679389858537118 3.4873e-08  
a 2.408132383195216 1.1631e-08 au
q 2.00371307295993 8.1889e-08 au
i 2.072923979911477 5.0618e-06 deg
node 334.60708013731 0.00010919 deg
peri 85.15750059861362 0.00011051 deg
M 293.4145306110386 1.8234e-05 deg
tp 2459252.961947782649
(2021-Feb-07.46194778)
7.0103e-05 TDB
period 1364.956979890584
3.74
9.8887e-06
2.707e-08
d
yr
n .263744576058989 1.9107e-09 deg/d
Q 2.812551693430503 1.3584e-08 au
  Orbit Determination Parameters
   # obs. used (total)      639  
   data-arc span      7554 days (20.68 yr)  
   first obs. used      1998-12-14  
   last obs. used      2019-08-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57792  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 03:11:31  

Additional Information
 Earth MOID = 1.01751 au 
 Jupiter MOID = 2.5138 au 
 T_jup = 3.501 
[ 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 16.1   n/a MPO436526  

109488 (2001 QF225)          Discovered 2001-Aug-24 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 2001 QF225 = 1998 XT50 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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