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20365 (1998 KD5)
Classification: Main-belt Asteroid          SPK-ID: 2020365
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 40 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08882796480844382 1.7538e-08  
a 3.066971455756575 1.5221e-08 au
q 2.794538623216128 4.9822e-08 au
i 10.1122530301428 1.1326e-06 deg
node 42.06352216821401 4.291e-06 deg
peri 268.8388971602482 1.5022e-05 deg
M 92.0603232673848 1.1959e-05 deg
tp 2458894.812797570902
(2020-Feb-15.31279757)
6.4826e-05 TDB
period 1961.837482906829
5.37
1.4604e-05
3.998e-08
d
yr
n .183501438389582 1.366e-09 deg/d
Q 3.339404288297021 1.6573e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2277  
   data-arc span      14680 days (40.19 yr)  
   first obs. used      1981-05-08  
   last obs. used      2021-07-17  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .46223  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 21:47:38  

Additional Information
 Earth MOID = 1.80406 au 
 Jupiter MOID = 1.91071 au 
 T_jup = 3.202 
[ 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 13.05   n/a E2021B10  

20365 (1998 KD5)          Discovered 1998-May-24 by Zoltowski, F. B. at Woomera
Reference: 20010109/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 KD5 = 1981 JN4 = 1997 JE1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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