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108309 (2001 JY1)
Classification: Main-belt Asteroid          SPK-ID: 2108309
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 .1588184357745952 4.8951e-08  
a 2.330832879851652 1.3223e-08 au
q 1.960653647821617 1.1172e-07 au
i 6.931432677520834 5.4545e-06 deg
node 163.2309970084194 3.8597e-05 deg
peri 174.5071715212932 4.1792e-05 deg
M 46.6808140076427 1.9765e-05 deg
tp 2458831.960752554136
(2019-Dec-14.46075255)
7.0435e-05 TDB
period 1299.765875346073
3.56
1.1061e-05
3.028e-08
d
yr
n .2769729586139097 2.357e-09 deg/d
Q 2.701012111881686 1.5323e-08 au
  Orbit Determination Parameters
   # obs. used (total)      383  
   data-arc span      7168 days (19.62 yr)  
   first obs. used      1998-09-24  
   last obs. used      2018-05-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .67339  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 07:10:20  

Additional Information
 Earth MOID = .9517 au 
 Jupiter MOID = 2.68162 au 
 T_jup = 3.544 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456513.5 (2013-Aug-09.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1582750149167892 4.8823e-08  
q 1.962731151326599 1.1126e-07 au
tp 2456232.265088017552
(2012-Oct-31.76508802)
5.9426e-05 TDB
node 163.3495194298449 3.8652e-05 deg
peri 174.5464039736517 4.1888e-05 deg
i 6.92479392886666 5.4509e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      383  
   data-arc span      7168 days (19.62 yr)  
   first obs. used      1998-09-24  
   last obs. used      2018-05-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .67339  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 07:10:20  

Additional Information
 Jupiter MOID = 2.68162 au 
 T_jup = 3.544 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.383722795579851E-15 -5.406598021853892E-15 5.952274661763898E-13 -1.286731314906879E-14 2.053494339054721E-13 2.39197629361539E-15
q -5.406598021853892E-15 1.237873760364323E-14 -1.133842886706841E-12 2.900539572559784E-14 -4.063140566811725E-13 -5.13021399139655E-15
tp 5.952274661763898E-13 -1.133842886706841E-12 3.531470992212072E-9 -8.516158802043476E-12 9.761449784091608E-10 3.348895583050898E-12
node -1.286731314906879E-14 2.900539572559784E-14 -8.516158802043476E-12 1.494014260215516E-9 -1.485126051925745E-9 3.098387422371208E-11
peri 2.053494339054721E-13 -4.063140566811725E-13 9.761449784091608E-10 -1.485126051925745E-9 1.754623171766609E-9 -2.988496824022949E-11
i 2.39197629361539E-15 -5.13021399139655E-15 3.348895583050898E-12 3.098387422371208E-11 -2.988496824022949E-11 2.971204601245235E-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 16.4   n/a MPO436520  

108309 (2001 JY1)          Discovered 2001-May-15 by Spacewatch at Kitt Peak
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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