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213618 (2002 QK23)
Classification: Main-belt Asteroid          SPK-ID: 2213618
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 .1166239350799927 4.166e-08  
a 2.614412232548135 1.6735e-08 au
q 2.309509190067103 1.0808e-07 au
i 1.993356472071744 5.5639e-06 deg
node 341.3513610958435 0.00015168 deg
peri 331.8936933501927 0.000154 deg
M 182.0105845379063 2.6766e-05 deg
tp 2460159.898325853830
(2023-Aug-03.39832585)
0.0001161 TDB
period 1544.043484798722
4.23
1.4825e-05
4.059e-08
d
yr
n .233154055273857 2.2386e-09 deg/d
Q 2.919315275029168 1.8686e-08 au
  Orbit Determination Parameters
   # obs. used (total)      406  
   data-arc span      22015 days (60.27 yr)  
   first obs. used      1960-09-26  
   last obs. used      2021-01-04  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .48045  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 23:43:25  

Additional Information
 Earth MOID = 1.29511 au 
 Jupiter MOID = 2.32053 au 
 T_jup = 3.397 
[ 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 16.77   n/a MPCxxxxx  

213618 (2002 QK23)          Discovered 2002-Aug-27 by NEAT at Palomar
Reference: 20090509/Numbers.arcLast Updated: 2009-05-11

[ 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
2197-Mar-06 13:17 00:02 Juno 0.034413776897349 0.0343822878506704 0.0344452684829835 7.61302952864492 7.61302948220878 2523563.053219480 1.68418727987643 1637.61412794816 55.5719468239911 -16.5499105487584 26551.0560626075 T 17 CATAB v2.0f-lin.ifort 2021-Apr-13 23:43:26 2021-Apr-13 23:43
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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