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487914 (2015 TJ194)
Classification: Main-belt Asteroid          SPK-ID: 2487914
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1790195156063298 8.7444e-08  
a 2.717451128367387 3.6511e-08 au
q 2.230974343683183 2.5315e-07 au
i 9.932531938536844 1.0356e-05 deg
node 319.8144434485188 4.5132e-05 deg
peri 38.83727207386244 5.2837e-05 deg
M 25.4579210053166 2.9367e-05 deg
tp 2458884.792509616310
(2020-Feb-05.29250962)
0.0001323 TDB
period 1636.217526538366
4.48
3.2975e-05
9.028e-08
d
yr
n .2200196454084119 4.4341e-09 deg/d
Q 3.203927913051591 4.3047e-08 au
  Orbit Determination Parameters
   # obs. used (total)      88  
   data-arc span      4721 days (12.93 yr)  
   first obs. used      2006-09-16  
   last obs. used      2019-08-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57921  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 08:19:48  

Additional Information
 Earth MOID = 1.23569 au 
 Jupiter MOID = 2.27096 au 
 T_jup = 3.315 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457221.5 (2015-Jul-18.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .181752638667624 8.762e-08  
q 2.223107418656543 2.5438e-07 au
tp 2457247.565358364424
(2015-Aug-13.06535836)
0.00011561 TDB
node 320.0223763385977 4.5138e-05 deg
peri 38.4903207002295 5.2477e-05 deg
i 9.936862021482275 1.0355e-05 deg
  Orbit Determination Parameters
   # obs. used (total)      88  
   data-arc span      4721 days (12.93 yr)  
   first obs. used      2006-09-16  
   last obs. used      2019-08-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57921  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 08:19:48  

Additional Information
 Jupiter MOID = 2.27096 au 
 T_jup = 3.315 
Orbit Covariance (6×6)
  e q tp node peri i
e 7.677245921769933E-15 -2.216795502279751E-14 -3.882998732391513E-12 3.522624204810084E-14 -1.024855974856743E-12 -2.305479877626546E-14
q -2.216795502279751E-14 6.470739778995132E-14 1.153271610781809E-11 -1.001180553619902E-13 3.026150239651755E-12 6.937725843225741E-14
tp -3.882998732391513E-12 1.153271610781809E-11 1.336511052388298E-8 -9.709788649291141E-13 3.145120192188983E-9 3.808293588020243E-12
node 3.522624204810084E-14 -1.001180553619902E-13 -9.709788649291141E-13 2.037403915718353E-9 -2.005627699167357E-9 -7.006612771814622E-11
peri -1.024855974856743E-12 3.026150239651755E-12 3.145120192188983E-9 -2.005627699167357E-9 2.753844124614012E-9 6.999000489999899E-11
i -2.305479877626546E-14 6.937725843225741E-14 3.808293588020243E-12 -7.006612771814622E-11 6.999000489999899E-11 1.072337655979878E-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 17.0   n/a MPO477320  

487914 (2015 TJ194)          Discovered 2006-Sep-16 by CSS at Catalina
Reference: Last Updated: 2017-03-14

Alternate Designations
 2015 TJ194 = 2006 UB205 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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