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86978 (2000 JT18)
Classification: Main-belt Asteroid          SPK-ID: 2086978
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2390013596978326 5.046e-08  
a 2.567383901075913 1.7661e-08 au
q 1.953775657852444 1.3225e-07 au
i 13.37356892272076 5.5854e-06 deg
node 108.5550438289116 2.2342e-05 deg
peri 153.0405929771512 3.0268e-05 deg
M 290.6499745485238 2.7145e-05 deg
tp 2459289.953477335811
(2021-Mar-16.45347734)
0.00011551 TDB
period 1502.56977070329
4.11
1.5505e-05
4.245e-08
d
yr
n .2395895398797348 2.4723e-09 deg/d
Q 3.180992144299382 2.1883e-08 au
  Orbit Determination Parameters
   # obs. used (total)      619  
   data-arc span      9251 days (25.33 yr)  
   first obs. used      1994-12-31  
   last obs. used      2020-04-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57688  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 15:50:59  

Additional Information
 Earth MOID = .947041 au 
 Jupiter MOID = 1.96231 au 
 T_jup = 3.354 
[ 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 15.5   n/a MPO366229  

86978 (2000 JT18)          Discovered 2000-May-03 by LINEAR at Socorro
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
1965-Sep-23 03:41 00:01 Jupiter 1.93895291446574 1.93895244527457 1.93895338365746 2.78502395858886 2.623483905076 2439026.653493176 1.3643590757029 199.838733095106 21.6741024677477 -88.2639330429082 1914816.868443 T 20 CATAB v2.0f-lin.ifort 2020-May-20 15:51:02 2020-May-20 15:51
2072-Jun-27 20:00 00:02 Jupiter 1.93267588606052 1.93267540938295 1.93267636273952 2.83135757071919 2.67208859007985 2478021.333348051 1.65551320665177 227.319379705502 21.9100034349405 -89.0150145007304 1800112.21037047 T 20 CATAB v2.0f-lin.ifort 2020-May-20 15:51:02 2020-May-20 15:51
2179-Apr-03 01:59 00:05 Jupiter 1.92999798745954 1.92999752228508 1.92999845263509 2.87602800818369 2.71915292855615 2517015.582313482 4.62354153826533 471.540997465199 26.5850730968465 87.5088458814569 1723448.23728957 T 20 CATAB v2.0f-lin.ifort 2020-May-20 15:51:02 2020-May-20 15:51

Alternate Designations
 2000 JT18 = 2000 HR30 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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