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(2020 JH2)
Classification: Apollo [NEO]          SPK-ID: 54017039
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458987.5 (2020-May-18.0) TDB
Reference: JPL 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5993635630037643 0.00088045  
a 1.984371526112937 0.0038413 au
q .79501153789867 0.00020817 au
i 4.116412551754554 0.0040085 deg
node 82.40930858166352 0.0068099 deg
peri 222.7327122651475 0.0060032 deg
M 343.2529939261643 0.055645 deg
tp 2459034.997153586032
(2020-Jul-04.49715359)
0.019899 TDB
period 1021.016844180033
2.80
2.9647
0.008117
d
yr
n .3525896776846145 0.0010238 deg/d
Q 3.173731514327205 0.0061437 au
  Orbit Determination Parameters
   # obs. used (total)      92  
   data-arc span      6 days  
   first obs. used      2020-05-15  
   last obs. used      2020-05-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      8  
   norm. resid. RMS      .33003  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-02 06:15:17  

Additional Information
 Earth MOID = .0267835 au 
 Jupiter MOID = 2.11604 au 
 T_jup = 3.608 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 24.566   .47446 6 autocmod 2.8

[ 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
2017-Oct-29 16:38 7_09:32 Earth 0.49170094502682 0.342970699681218 0.641660450563702 29.6567689357041 29.6565862145548 2458056.192948811 10652.0233000661 7547522.02320562 224.773771938104 8.90785407187162 47997.9530475302 T 6 CATAB v2.0f-lin.ifort 2020-Jun-02 06:15:20 2020-Jun-02 06:15
2020-May-22 13:16 < 00:01 Earth 0.0275693156985687 0.0274619255794963 0.0276767051032175 15.0475685378067 15.0411444309765 2458992.053050997 0.046759240764317 5350.51641381719 7.68332706193678 -0.0254357139651018 567.961286930488 T 6 CATAB v2.0f-lin.ifort 2020-Jun-02 06:15:20 2020-Jun-02 06:15
2020-Jun-30 20:45 05:01 Venus 0.0761318743307531 0.0760480834881877 0.0762158537458483 8.10429343791892 8.10077312231999 2459031.364896303 300.98208786245 7295.49682940221 74.0394620259132 -54.6700576635879 15020.9413699186 T 6 CATAB v2.0f-lin.ifort 2020-Jun-02 06:15:20 2020-Jun-02 06:15
2115-Jun-25 11:04 13:05 Earth 0.177097276698222 0.175686925389115 0.178512680800515 12.0313870804849 12.0301365123864 2493722.960930873 784.988564004491 84789.1204765259 17.9105714621956 -33.8023414558927 537855.263753368 T 6 CATAB v2.0f-lin.ifort 2020-Jun-02 06:15:20 2020-Jun-02 06:15
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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