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109623 (2001 QT295)
Classification: Main-belt Asteroid          SPK-ID: 2109623
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2270502170124225 3.1627e-08  
a 2.775806588822183 1.398e-08 au
q 2.145559100445595 9.1472e-08 au
i 10.24357880472513 4.4346e-06 deg
node 198.52051921 1.9447e-05 deg
peri 234.837147469487 2.1828e-05 deg
M 338.9058028540044 1.0068e-05 deg
tp 2459099.478924424973
(2020-Sep-06.97892442)
4.7636e-05 TDB
period 1689.204502374462
4.62
1.2761e-05
3.494e-08
d
yr
n .2131180679982556 1.61e-09 deg/d
Q 3.406054077198772 1.7154e-08 au
  Orbit Determination Parameters
   # obs. used (total)      690  
   data-arc span      9356 days (25.62 yr)  
   first obs. used      1994-04-06  
   last obs. used      2019-11-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57093  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 09:06:44  

Additional Information
 Earth MOID = 1.17801 au 
 Jupiter MOID = 1.99847 au 
 T_jup = 3.274 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456950.5 (2014-Oct-20.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .223751843690334 3.1348e-08  
q 2.157328956062093 9.0456e-08 au
tp 2457404.906558963584
(2016-Jan-17.40655896)
4.3784e-05 TDB
node 198.61039391163 1.9398e-05 deg
peri 234.1912978234299 2.1922e-05 deg
i 10.24607751938653 4.4401e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      690  
   data-arc span      9356 days (25.62 yr)  
   first obs. used      1994-04-06  
   last obs. used      2019-11-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57093  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 09:06:44  

Additional Information
 Jupiter MOID = 1.99847 au 
 T_jup = 3.274 
Orbit Covariance (6×6)
  e q tp node peri i
e 9.827152307637806E-16 -2.816311779199936E-15 -3.75205310938229E-13 7.116178308469609E-15 -9.348385208934998E-14 -1.635407542811518E-15
q -2.816311779199936E-15 8.18237324389011E-15 1.181363644289496E-12 -2.075687391536787E-14 2.823427483049896E-13 4.979201525742567E-15
tp -3.75205310938229E-13 1.181363644289496E-12 1.917005216299537E-9 -1.267758770381787E-11 4.554046994428669E-10 3.060477091271038E-12
node 7.116178308469609E-15 -2.075687391536787E-14 -1.267758770381787E-11 3.762730079838666E-10 -3.729432752804836E-10 -1.09085087194429E-11
peri -9.348385208934998E-14 2.823427483049896E-13 4.554046994428669E-10 -3.729432752804836E-10 4.805612904119072E-10 1.133457137273201E-11
i -1.635407542811518E-15 4.979201525742567E-15 3.060477091271038E-12 -1.09085087194429E-11 1.133457137273201E-11 1.971468282650915E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.2   n/a MPO453556  

109623 (2001 QT295)          Discovered 2001-Aug-24 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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