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85380 (1996 JS)
Classification: Main-belt Asteroid          SPK-ID: 2085380
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 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1974361545431455 3.8371e-08  
a 2.425823342250299 8.878e-09 au
q 1.946878109955399 9.2604e-08 au
i 3.763241900299915 3.7119e-06 deg
node 231.3439079325201 6.2804e-05 deg
peri 59.49563877249786 6.3705e-05 deg
M 193.2867026753872 8.5667e-06 deg
tp 2460035.579553931162
(2023-Apr-01.07955393)
3.2941e-05 TDB
period 1380.02572744539
3.78
7.5759e-06
2.074e-08
d
yr
n .2608647018968317 1.4321e-09 deg/d
Q 2.904768574545199 1.0631e-08 au
  Orbit Determination Parameters
   # obs. used (total)      933  
   data-arc span      13011 days (35.62 yr)  
   first obs. used      1985-06-26  
   last obs. used      2021-02-08  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52605  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 23:25:58  

Additional Information
 Earth MOID = .933604 au 
 Jupiter MOID = 2.27971 au 
 T_jup = 3.481 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457277.5 (2015-Sep-12.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .197575312829201 3.8263e-08  
q 1.946138860979273 9.2334e-08 au
tp 2457276.882221385535
(2015-Sep-11.38222139)
3.5216e-05 TDB
node 231.3642595230214 6.2788e-05 deg
peri 59.63253113958264 6.3694e-05 deg
i 3.763634615846124 3.7124e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      933  
   data-arc span      13011 days (35.62 yr)  
   first obs. used      1985-06-26  
   last obs. used      2021-02-08  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52605  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 23:25:58  

Additional Information
 Jupiter MOID = 2.27971 au 
 T_jup = 3.481 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.464079685628689E-15 -3.522491592304136E-15 -7.299394051538396E-14 1.43952832117413E-14 -5.363229250098393E-14 -2.839286981399173E-15
q -3.522491592304136E-15 8.525637242333816E-15 8.513144222794856E-14 -3.365744473363462E-14 1.014079036401882E-13 7.041449917844102E-15
tp -7.299394051538396E-14 8.513144222794856E-14 1.240138825230613E-9 -6.3985529336369E-12 3.914894038943951E-10 -6.46127107498116E-13
node 1.43952832117413E-14 -3.365744473363462E-14 -6.3985529336369E-12 3.94227107583795E-9 -3.935876927182049E-9 5.491264783275842E-11
peri -5.363229250098393E-14 1.014079036401882E-13 3.914894038943951E-10 -3.935876927182049E-9 4.056891717776011E-9 -5.49275849211922E-11
i -2.839286981399173E-15 7.041449917844102E-15 -6.46127107498116E-13 5.491264783275842E-11 -5.49275849211922E-11 1.378182350828862E-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 15.47   n/a MPCxxxxx  

85380 (1996 JS)          Discovered 1996-May-13 by NEAT at Haleakala
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

Alternate Designations
 1996 JS = 2001 XG142 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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