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59615 (1999 JT69)
Classification: Main-belt Asteroid          SPK-ID: 2059615
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1458562117765752 3.6896e-08  
a 2.584877857405521 1.0349e-08 au
q 2.207857365219202 9.5065e-08 au
i 6.262663100773405 4.0472e-06 deg
node 122.2635605929558 3.3415e-05 deg
peri 132.1829708377826 3.5896e-05 deg
M 359.0095977703816 1.3321e-05 deg
tp 2459004.676068126450
(2020-Jun-04.17606813)
5.6168e-05 TDB
period 1517.953494613111
4.16
9.1158e-06
2.496e-08
d
yr
n .2371614158652174 1.4242e-09 deg/d
Q 2.961898349591841 1.1858e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1284  
   data-arc span      9657 days (26.44 yr)  
   first obs. used      1994-01-08  
   last obs. used      2020-06-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50957  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 22:39:20  

Additional Information
 Earth MOID = 1.19875 au 
 Jupiter MOID = 2.10488 au 
 T_jup = 3.399 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457159.5 (2015-May-17.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1453665200823971 3.6914e-08  
q 2.209995756089741 9.4996e-08 au
tp 2457484.961269521842
(2016-Apr-06.46126952)
5.6778e-05 TDB
node 122.2893539705928 3.341e-05 deg
peri 131.7110060596784 3.5904e-05 deg
i 6.262152484946069 4.047e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1284  
   data-arc span      9657 days (26.44 yr)  
   first obs. used      1994-01-08  
   last obs. used      2020-06-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50957  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 22:39:20  

Additional Information
 Jupiter MOID = 2.10488 au 
 T_jup = 3.399 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.362663319132758E-15 -3.491396135398742E-15 3.785072397145695E-14 -9.901597918769882E-15 5.52870596201552E-14 3.994296413125304E-16
q -3.491396135398742E-15 9.024304680758148E-15 -1.553667606268792E-13 2.548443278565114E-14 -1.596328551940293E-13 -1.068961840671775E-15
tp 3.785072397145695E-14 -1.553667606268792E-13 3.22374952073384E-9 -1.022446698161289E-11 7.562140469067574E-10 -8.615416512004058E-14
node -9.901597918769882E-15 2.548443278565114E-14 -1.022446698161289E-11 1.116255755651075E-9 -1.111951870267782E-9 -7.297504582065006E-12
peri 5.52870596201552E-14 -1.596328551940293E-13 7.562140469067574E-10 -1.111951870267782E-9 1.289109305823777E-9 7.241219530312224E-12
i 3.994296413125304E-16 -1.068961840671775E-15 -8.615416512004058E-14 -7.297504582065006E-12 7.241219530312224E-12 1.63781674468405E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.8   n/a MPO474477  
rotation period rot_per 4.87 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Published Reference List:
[Chang, C.-K.; Lin, H.-W.; Ip, W.-H.; Prince, T.A.; et al. (2016) Astrophys. J. Sup. Ser. 227, A20.]

59615 (1999 JT69)          Discovered 1999-May-12 by LINEAR at Socorro
Reference: 20030614/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 JT69 = 2000 QG146 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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