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392387 (2010 JW77)
Classification: Main-belt Asteroid          SPK-ID: 2392387
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04230309193312804 5.8627e-08  
a 2.607729438255801 3.0423e-08 au
q 2.497414420092542 1.5487e-07 au
i 6.339655667399864 6.1092e-06 deg
node 209.6419353344641 5.8497e-05 deg
peri 278.3009721380756 9.7131e-05 deg
M 237.5949319825508 7.8824e-05 deg
tp 2459523.484864411725
(2021-Nov-04.98486441)
0.00033696 TDB
period 1538.127090958211
4.21
2.6917e-05
7.369e-08
d
yr
n .2340508805262183 4.0959e-09 deg/d
Q 2.718044456419061 3.171e-08 au
  Orbit Determination Parameters
   # obs. used (total)      156  
   data-arc span      8057 days (22.06 yr)  
   first obs. used      1997-05-08  
   last obs. used      2019-05-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60924  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 07:08:50  

Additional Information
 Earth MOID = 1.52154 au 
 Jupiter MOID = 2.30465 au 
 T_jup = 3.401 
[ 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 16.6   n/a MPO437606  

392387 (2010 JW77)          Discovered 2003-Oct-01 by Spacewatch at Kitt Peak
Reference: Last Updated: 2014-04-17

[ 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
1967-Apr-14 01:29 00:01 Juno 0.0287289190717325 0.0287185208720655 0.0287393349469506 5.50159840707081 5.50159833009791 2439594.561558578 1.25263655044762 1275.27779030442 137.811047024908 66.7682658092042 28672.64621572 T 19 CATAB v2.0f-lin.ifort 2019-Sep-24 07:08:51 2019-Sep-24 07:08

Alternate Designations
 2010 JW77 = 2003 TR28 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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