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172443 (2003 QX52)
Classification: Main-belt Asteroid          SPK-ID: 2172443
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .142632655534099 3.6084e-08  
a 2.251686258383323 7.2916e-09 au
q 1.93052226792047 8.0397e-08 au
i 2.226996603109281 3.4503e-06 deg
node 60.26950337062881 0.00010707 deg
peri 259.088165899908 0.00010818 deg
M 53.30402647657686 1.3663e-05 deg
tp 2459017.766674360655
(2020-Jun-17.26667436)
4.6952e-05 TDB
period 1234.128105858405
3.38
5.9947e-06
1.641e-08
d
yr
n .2917039149267247 1.4169e-09 deg/d
Q 2.572850248846176 8.3317e-09 au
  Orbit Determination Parameters
   # obs. used (total)      547  
   data-arc span      9445 days (25.86 yr)  
   first obs. used      1995-02-05  
   last obs. used      2020-12-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51106  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 20:52:50  

Additional Information
 Earth MOID = .916985 au 
 Jupiter MOID = 2.69918 au 
 T_jup = 3.612 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457558.5 (2016-Jun-19.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1424863234726834 3.6054e-08  
q 1.930999659384727 8.0331e-08 au
tp 2457784.341399284734
(2017-Jan-30.84139928)
4.8279e-05 TDB
node 60.28650004265752 0.000107 deg
peri 259.3705152174268 0.00010811 deg
i 2.227809655612909 3.4515e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      547  
   data-arc span      9445 days (25.86 yr)  
   first obs. used      1995-02-05  
   last obs. used      2020-12-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51106  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 20:52:50  

Additional Information
 Jupiter MOID = 2.69918 au 
 T_jup = 3.612 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.299856498805728E-15 -2.887608951046548E-15 4.784965671202334E-13 1.068330109203143E-15 1.165953399840078E-13 -1.800848706779261E-15
q -2.887608951046548E-15 6.453075785597153E-15 -1.158955000715111E-12 -1.541141790642089E-15 -2.920486924387343E-13 4.058320257835559E-15
tp 4.784965671202334E-13 -1.158955000715111E-12 2.330857987519343E-9 -9.571407398770742E-12 7.629949657139822E-10 -1.721573392707639E-12
node 1.068330109203143E-15 -1.541141790642089E-15 -9.571407398770742E-12 1.144799333439013E-8 -1.144250310085524E-8 -1.303744491543109E-10
peri 1.165953399840078E-13 -2.920486924387343E-13 7.629949657139822E-10 -1.144250310085524E-8 1.168816504877375E-8 1.297766809408113E-10
i -1.800848706779261E-15 4.058320257835559E-15 -1.721573392707639E-12 -1.303744491543109E-10 1.297766809408113E-10 1.191311699815378E-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 17.26   n/a E2021B55  

172443 (2003 QX52)          Discovered 2003-Aug-23 by LINEAR at Socorro
Reference: 20071224/Numbers.arcLast Updated: 2007-12-22

Alternate Designations
 2003 QX52 = 2000 VT60 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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