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382172 (2012 JX24)
Classification: Main-belt Asteroid          SPK-ID: 2382172
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1302990808007602 4.9587e-08  
a 2.122874917501869 2.051e-08 au
q 1.846266267096386 1.0306e-07 au
i 3.180504948751474 1.027e-05 deg
node 63.67037241594263 0.00012365 deg
peri 232.4699627952178 0.00014265 deg
M 159.2573504883538 7.45e-05 deg
tp 2458500.716377047451
(2019-Jan-17.21637705)
0.00023066 TDB
period 1129.756985854634
3.09
1.6372e-05
4.482e-08
d
yr
n .3186525991938599 4.6179e-09 deg/d
Q 2.399483567907352 2.3182e-08 au
  Orbit Determination Parameters
   # obs. used (total)      179  
   data-arc span      4343 days (11.89 yr)  
   first obs. used      2007-12-18  
   last obs. used      2019-11-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58499  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-05 00:22:02  

Additional Information
 Earth MOID = .832411 au 
 Jupiter MOID = 2.76254 au 
 T_jup = 3.716 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457481.5 (2016-Apr-03.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1305336900151182 4.9219e-08  
q 1.845647613149377 1.0214e-07 au
tp 2457371.612886457667
(2015-Dec-15.11288646)
0.00022428 TDB
node 63.67319294041693 0.00012365 deg
peri 232.6072471535883 0.00014266 deg
i 3.18086744930049 1.0272e-05 deg
  Orbit Determination Parameters
   # obs. used (total)      179  
   data-arc span      4343 days (11.89 yr)  
   first obs. used      2007-12-18  
   last obs. used      2019-11-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58499  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-05 00:22:02  

Additional Information
 Jupiter MOID = 2.76254 au 
 T_jup = 3.716 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.422535667247373E-15 -4.95394570983349E-15 -5.599569756578335E-12 6.448973171597884E-14 -1.713486482403656E-12 -1.044766635022979E-14
q -4.95394570983349E-15 1.043221029424046E-14 1.330000860002063E-11 -1.561186130562511E-13 4.107533568660163E-12 2.587802148498348E-14
tp -5.599569756578335E-12 1.330000860002063E-11 5.030209559524222E-8 -5.596516311866832E-10 1.601462768944919E-8 1.043293863419893E-10
node 6.448973171597884E-14 -1.561186130562511E-13 -5.596516311866832E-10 1.528900690363243E-8 -1.543713791068663E-8 -9.600305704654573E-10
peri -1.713486482403656E-12 4.107533568660163E-12 1.601462768944919E-8 -1.543713791068663E-8 2.035092722797602E-8 9.906987585375802E-10
i -1.044766635022979E-14 2.587802148498348E-14 1.043293863419893E-10 -9.600305704654573E-10 9.906987585375802E-10 1.055169210920927E-10

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 18.0   n/a MPO440654  

382172 (2012 JX24)          Discovered 2009-May-17 by Molnar, L. A. at Calvin-Rehoboth
Reference: Last Updated: 2013-12-19

Alternate Designations
 2012 JX24 = 2009 KH = 2010 XU63 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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