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JPL Small-Body Database Browser
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146433 (2001 QX274)
Classification: Main-belt Asteroid          SPK-ID: 2146433
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1834966726382675 5.8196e-08  
a 2.81680370668423 2.4741e-08 au
q 2.299929599032536 1.739e-07 au
i 8.919079055461504 5.9063e-06 deg
node 98.46744338183974 3.1955e-05 deg
peri 258.2704915638112 3.6166e-05 deg
M 249.1878796291227 1.8309e-05 deg
tp 2459132.018110073520
(2020-Oct-09.51811007)
9.2221e-05 TDB
period 1726.765258042616
4.73
2.275e-05
6.229e-08
d
yr
n .208482304310477 2.7468e-09 deg/d
Q 3.333677814335926 2.9281e-08 au
  Orbit Determination Parameters
   # obs. used (total)      283  
   data-arc span      6481 days (17.74 yr)  
   first obs. used      2001-08-12  
   last obs. used      2019-05-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .6006  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 07:22:13  

Additional Information
 Earth MOID = 1.31475 au 
 Jupiter MOID = 2.16809 au 
 T_jup = 3.276 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456918.5 (2014-Sep-18.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1846727924230914 5.824e-08  
q 2.294823381566045 1.7401e-07 au
tp 2457408.526570780170
(2016-Jan-21.02657078)
7.9234e-05 TDB
node 98.50067779956804 3.198e-05 deg
peri 258.6669469548188 3.615e-05 deg
i 8.918409630182332 5.9058e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      283  
   data-arc span      6481 days (17.74 yr)  
   first obs. used      2001-08-12  
   last obs. used      2019-05-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .6006  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 07:22:13  

Additional Information
 Jupiter MOID = 2.16809 au 
 T_jup = 3.276 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.391948325302712E-15 -1.007912785391264E-14 -1.371928917177533E-12 1.163773770524577E-14 -1.169515013720361E-13 -4.678572475238259E-15
q -1.007912785391264E-14 3.027886193475427E-14 4.573595629349974E-12 -3.386008636893615E-14 4.308593175306385E-13 1.541979721287387E-14
tp -1.371928917177533E-12 4.573595629349974E-12 6.277986610189278E-9 -8.78178184289286E-12 1.330956237447627E-9 8.278869713836657E-12
node 1.163773770524577E-14 -3.386008636893615E-14 -8.78178184289286E-12 1.022743668033537E-9 -1.011224005255061E-9 1.406661856668446E-11
peri -1.169515013720361E-13 4.308593175306385E-13 1.330956237447627E-9 -1.011224005255061E-9 1.30679212236349E-9 -1.24819476440043E-11
i -4.678572475238259E-15 1.541979721287387E-14 8.278869713836657E-12 1.406661856668446E-11 -1.24819476440043E-11 3.487800499706736E-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 15.5   n/a MPO475269  

146433 (2001 QX274)          Discovered 2001-Aug-19 by LINEAR at Socorro
Reference: 20070106/Numbers.arcLast Updated: 2007-01-09
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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