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JPL Small-Body Database Browser
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452531 (2004 TQ143)
Classification: Main-belt Asteroid          SPK-ID: 2452531
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 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1929008289610524 7.8094e-08  
a 2.351519116314997 3.1594e-08 au
q 1.897909129460073 1.7674e-07 au
i 1.319584360230925 8.1995e-06 deg
node 349.7551779463231 0.00032889 deg
peri .02118733508975369 0.00033042 deg
M 37.13881523566379 3.5695e-05 deg
tp 2458464.622752162662
(2018-Dec-12.12275216)
0.0001284 TDB
period 1317.107422814844
3.61
2.6544e-05
7.267e-08
d
yr
n .2733262251537761 5.5085e-09 deg/d
Q 2.805129103169921 3.7689e-08 au
  Orbit Determination Parameters
   # obs. used (total)      52  
   data-arc span      4548 days (12.45 yr)  
   first obs. used      2004-10-04  
   last obs. used      2017-03-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47115  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-09 10:49:01  

Additional Information
 Earth MOID = .890843 au 
 Jupiter MOID = 2.61602 au 
 T_jup = 3.532 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456660.5 (2014-Jan-03.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1943241457955295 7.8488e-08  
q 1.893824495322467 1.7797e-07 au
tp 2457146.364944885911
(2015-May-03.86494489)
0.00010647 TDB
node 349.8658654835425 0.00032763 deg
peri 359.6880601126833 0.00032913 deg
i 1.323754994717233 8.2084e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      52  
   data-arc span      4548 days (12.45 yr)  
   first obs. used      2004-10-04  
   last obs. used      2017-03-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47115  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-09 10:49:01  

Additional Information
 Jupiter MOID = 2.61602 au 
 T_jup = 3.532 
Orbit Covariance (6×6)
  e q tp node peri i
e 6.160402156578002E-15 -1.383918560397763E-14 1.284912295680816E-12 -8.951681346128406E-14 1.966885355585773E-13 -2.238899748498317E-15
q -1.383918560397763E-14 3.167227273741771E-14 -1.097449875663029E-12 2.063985106028674E-13 3.163395709424962E-14 4.229065266808052E-15
tp 1.284912295680816E-12 -1.097449875663029E-12 1.133562796064058E-8 1.266571652840961E-11 3.360634940840944E-9 -7.452533605837176E-12
node -8.951681346128406E-14 2.063985106028674E-13 1.266571652840961E-11 1.073392223668647E-7 -1.07301265477439E-7 2.783162245751922E-10
peri 1.966885355585773E-13 3.163395709424962E-14 3.360634940840944E-9 -1.07301265477439E-7 1.083244882614508E-7 -2.804788312731859E-10
i -2.238899748498317E-15 4.229065266808052E-15 -7.452533605837176E-12 2.783162245751922E-10 -2.804788312731859E-10 6.737792427759738E-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 18.4   n/a MPO409068  

452531 (2004 TQ143)          Discovered 2004-Oct-04 by Spacewatch at Kitt Peak
Reference: Last Updated: 2016-01-04

Alternate Designations
 2004 TQ143 = 2011 QE34 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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