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85650 (1998 QH6)
Classification: Outer Main-belt Asteroid          SPK-ID: 2085650
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1160379244064684 4.949e-08  
a 3.221067088621205 3.0763e-08 au
q 2.847301149283614 1.6555e-07 au
i 15.52371214927934 7.3656e-06 deg
node 203.0991210593366 1.449e-05 deg
peri 121.057565603289 3.1463e-05 deg
M 328.2214132624996 2.8055e-05 deg
tp 2459186.893241488152
(2020-Dec-03.39324149)
0.00016527 TDB
period 2111.534017859618
5.78
3.0249e-05
8.282e-08
d
yr
n .1704921620750957 2.4424e-09 deg/d
Q 3.594833027958795 3.4332e-08 au
  Orbit Determination Parameters
   # obs. used (total)      511  
   data-arc span      8849 days (24.23 yr)  
   first obs. used      1996-04-18  
   last obs. used      2020-07-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58512  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 21:00:15  

Additional Information
 Earth MOID = 1.87402 au 
 Jupiter MOID = 1.89261 au 
 T_jup = 3.121 
[ 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 14.5   n/a MPO432400  

85650 (1998 QH6)          Discovered 1998-Aug-24 by ODAS at Caussols
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

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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
1941-May-03 19:04 00:03 Jupiter 1.95550115230438 1.95550043311514 1.95550187149763 5.28237288033011 5.19972750430864 2430118.294559485 2.69380682832248 254.941099183065 28.3395712759217 84.8254489348664 2321097.61636592 T 17 CATAB v2.0f-lin.ifort 2020-Nov-12 21:00:17 2020-Nov-12 21:00
1952-Sep-23 02:22 00:02 Jupiter 1.94462304225435 1.94462242460712 1.94462365990158 5.72539860922711 5.64880926303791 2434278.598547869 2.22356373856705 235.924982364201 29.4596397131171 -89.7263957657173 2627375.36271733 T 17 CATAB v2.0f-lin.ifort 2020-Nov-12 21:00:17 2020-Nov-12 21:00
1964-Feb-04 17:53 00:02 Jupiter 1.98783376453489 1.98783302966763 1.98783449940407 6.02519903688723 5.95405885470453 2438430.244973450 1.82883296721251 194.242986650438 30.4187657181721 -84.5276854302813 2830738.71397368 T 17 CATAB v2.0f-lin.ifort 2020-Nov-12 21:00:17 2020-Nov-12 21:00

Alternate Designations
 1998 QH6 = 2002 JF62 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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