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59657 (1999 JC95)
Classification: Main-belt Asteroid          SPK-ID: 2059657
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 34 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1283148335269871 3.0532e-08  
a 2.721007680453124 1.1718e-08 au
q 2.371862032910128 8.598e-08 au
i 12.07962253093471 3.963e-06 deg
node 188.902321456661 1.5209e-05 deg
peri 86.44124389148092 2.1562e-05 deg
M 301.9410072337349 1.5859e-05 deg
tp 2459660.899162273593
(2022-Mar-22.39916227)
7.2791e-05 TDB
period 1639.430756260027
4.49
1.059e-05
2.899e-08
d
yr
n .2195884142257125 1.4184e-09 deg/d
Q 3.07015332799612 1.3221e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1558  
   data-arc span      17448 days (47.77 yr)  
   first obs. used      1973-09-19  
   last obs. used      2021-06-27  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .49229  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 22:14:05  

Additional Information
 Earth MOID = 1.39399 au 
 Jupiter MOID = 2.10612 au 
 T_jup = 3.315 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457266.5 (2015-Sep-01.0) TDB
Reference: JPL 34 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1300047994619392 3.0475e-08  
q 2.366653805525064 8.5931e-08 au
tp 2458018.591193489097
(2017-Sep-22.09119349)
6.8765e-05 TDB
node 188.9555036862417 1.5225e-05 deg
peri 86.08649245664057 2.1426e-05 deg
i 12.07379320510434 3.9618e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1558  
   data-arc span      17448 days (47.77 yr)  
   first obs. used      1973-09-19  
   last obs. used      2021-06-27  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .49229  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 22:14:05  

Additional Information
 Jupiter MOID = 2.10612 au 
 T_jup = 3.315 
Orbit Covariance (6×6)
  e q tp node peri i
e 9.287412820362961E-16 -2.601477225130635E-15 -3.631340856910154E-13 3.022338616688338E-15 -5.001339779864122E-14 -1.743236974311608E-15
q -2.601477225130635E-15 7.384148427068438E-15 1.140451852471622E-12 -8.137975496144728E-15 1.568618694822156E-13 5.224486365961987E-15
tp -3.631340856910154E-13 1.140451852471622E-12 4.728561258164582E-9 -3.384612931206694E-12 1.041111351139662E-9 4.162570702523025E-12
node 3.022338616688338E-15 -8.137975496144728E-15 -3.384612931206694E-12 2.317875452199833E-10 -2.271444818739521E-10 4.979046169187921E-12
peri -5.001339779864122E-14 1.568618694822156E-13 1.041111351139662E-9 -2.271444818739521E-10 4.590628339354418E-10 -4.060826379665191E-12
i -1.743236974311608E-15 5.224486365961987E-15 4.162570702523025E-12 4.979046169187921E-12 -4.060826379665191E-12 1.569611947447558E-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 14.45   n/a MPCxxxxx  

59657 (1999 JC95)          Discovered 1999-May-12 by LINEAR at Socorro
Reference: 20030614/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 JC95 = 1601 T-2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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