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120702 (1997 JC5)
Classification: Main-belt Asteroid          SPK-ID: 2120702
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1009707411646801 4.8177e-08  
a 3.137913065188944 3.2134e-08 au
q 2.821075657286483 1.4896e-07 au
i 16.39050566436414 5.7234e-06 deg
node 177.8762088097479 1.8677e-05 deg
peri 264.9439674844964 3.4518e-05 deg
M 207.7002624448905 2.8427e-05 deg
tp 2459859.427370625749
(2022-Oct-06.92737063)		 0.00016049 TDB
period 2030.298005690134
5.56		 3.1187e-05
8.539e-08		 d
yr
n .1773138716538461 2.7237e-09 deg/d
Q 3.454750473091404 3.5379e-08 au
   Orbit Determination Parameters
   # obs. used (total)      490  
   data-arc span      8046 days (22.03 yr)  
   first obs. used      1997-04-30  
   last obs. used      2019-05-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61446  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 06:58:08  

Additional Information
 Earth MOID = 1.89602 au 
 Jupiter MOID = 1.86001 au 
 T_jup = 3.141 
[ show covariance matrix ]

[ 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 14.9   n/a MPO264156  

120702 (1997 JC5)          Discovered 1997-May-08 by Spacewatch at Kitt Peak
Reference: 20060314/Numbers.arcLast Updated: 2006-03-23

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Alternate Designations
 1997 JC5 = 2002 GP81 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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