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216984 (2000 QX117)
Classification: Main-belt Asteroid          SPK-ID: 2216984
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.


Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2236302856713409 5.3345e-08  
a 2.759708522404669 2.0006e-08 au
q 2.142554117169679 1.5013e-07 au
i 6.695392133863737 5.5963e-06 deg
node 289.1250039726492 4.6403e-05 deg
peri 44.57879828935783 4.786e-05 deg
M 204.0913394487964 1.5652e-05 deg
tp 2460121.705332187709
(2023-Jun-26.20533219)
7.8101e-05 TDB
period 1674.531220168063
4.58
1.8209e-05
4.985e-08
d
yr
n .2149855408272823 2.3378e-09 deg/d
Q 3.37686292763966 2.448e-08 au
  Orbit Determination Parameters
   # obs. used (total)      348  
   data-arc span      7512 days (20.57 yr)  
   first obs. used      2000-08-25  
   last obs. used      2021-03-20  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55551  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 10:42:10  

Additional Information
 Earth MOID = 1.13742 au 
 Jupiter MOID = 2.02283 au 
 T_jup = 3.295 
[ 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 15.65   n/a MPCxxxxx  

216984 (2000 QX117)          Discovered 2000-Aug-25 by LINEAR at Socorro
Reference: 20090806/Numbers.arcLast Updated: 2009-08-09

[ 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
1920-Jan-14 20:24 00:03 Jupiter 1.99779066748171 1.99779022101503 1.99779111394851 2.51666780833646 2.34214808123746 2422338.349872315 2.95104784485623 199.215473396488 28.321650161826 -86.1939314116603 1481673.87041734 T 17 CATAB v2.0g-lin.ifort 2021-May-04 10:42:11 2021-May-04 10:42
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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