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22465 Karelandel (1997 AK18)
Classification: Main-belt Asteroid          SPK-ID: 2022465
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1832831552484945 5.1294e-08  
a 2.455783635561375 1.0075e-08 au
q 2.005679862228067 1.2269e-07 au
i 2.295583552687098 4.8148e-06 deg
node 24.42097666160796 0.00010125 deg
peri 27.76456915203053 0.00010207 deg
M 125.4924404651511 1.1452e-05 deg
tp 2458710.497108448761
(2019-Aug-14.99710845)
4.3904e-05 TDB
period 1405.670654778859
3.85
8.6502e-06
2.368e-08
d
yr
n .2561055100468292 1.576e-09 deg/d
Q 2.905887408894682 1.1921e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1015  
   data-arc span      10253 days (28.07 yr)  
   first obs. used      1993-01-16  
   last obs. used      2021-02-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51296  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 04:06:37  

Additional Information
 Earth MOID = 1.0161 au 
 Jupiter MOID = 2.46294 au 
 T_jup = 3.468 
[ 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 15.69   n/a E2021B10  

22465 Karelanděl           Discovered 1997 Jan. 15 by M. Tichy and Z. Moravec at Klet.
Karel Anděl (1884-1948) was a teacher. In astronomy he was known as a moon cartographer, author of Mappa Selenographica (1926). He was one of the founders of the Czech Astronomical Society in 1917.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20010705/MPCPages.arcLast Updated: 2009-05-11

[ show close-approach data ]
Alternate Designations
 1997 AK18 = 1993 BT1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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