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66352 (1999 JS78)
Classification: Main-belt Asteroid          SPK-ID: 2066352
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08264325771385331 4.8536e-08  
a 2.340181806982402 1.009e-08 au
q 2.146781558810685 1.1388e-07 au
i 3.654329657858991 5.4106e-06 deg
node 185.8040747491148 6.3425e-05 deg
peri 18.08908193431071 6.8829e-05 deg
M 342.1954764045327 2.9162e-05 deg
tp 2459065.169675498703
(2020-Aug-03.66967550)
0.00010611 TDB
period 1307.593716546288
3.58
8.4564e-06
2.315e-08
d
yr
n .2753148745245261 1.7805e-09 deg/d
Q 2.53358205515412 1.0923e-08 au
  Orbit Determination Parameters
   # obs. used (total)      756  
   data-arc span      8533 days (23.36 yr)  
   first obs. used      1996-07-14  
   last obs. used      2019-11-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60755  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 05:50:44  

Additional Information
 Earth MOID = 1.1434 au 
 Jupiter MOID = 2.42341 au 
 T_jup = 3.557 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.7   n/a MPO459296  

66352 (1999 JS78)          Discovered 1999-May-13 by LINEAR at Socorro
Reference: 20030910/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 JS78 = 1996 NU3 = 2000 SC69 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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