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22618 Silva Nortica (1998 KK9)
Classification: Main-belt Asteroid          SPK-ID: 2022618
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 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .141800239619899 2.3036e-08  
a 2.324236545066636 5.9557e-09 au
q 1.994659246042861 5.2453e-08 au
i 3.503378141898912 2.6336e-06 deg
node 100.2627680180782 6.6604e-05 deg
peri 196.5283153876689 6.8208e-05 deg
M 91.08291951581832 1.4864e-05 deg
tp 2458873.043694849511
(2020-Jan-24.54369485)
5.3211e-05 TDB
period 1294.252209753809
3.54
4.9747e-06
1.362e-08
d
yr
n .2781528957701984 1.0691e-09 deg/d
Q 2.653813844090411 6.8003e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1727  
   data-arc span      8793 days (24.07 yr)  
   first obs. used      1997-01-15  
   last obs. used      2021-02-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .49054  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 04:08:17  

Additional Information
 Earth MOID = .977054 au 
 Jupiter MOID = 2.52477 au 
 T_jup = 3.559 
[ 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 15.16   n/a E2021B10  

22618 Silva Nortica           Discovered 1998 May 28 by M. Tichy at Klet.
Silva Nortica is a historical name of the region covering the territory on the borders of South Bohemia and Lower Austria, well known for its pleasant landscape and historical sights. Since 2002 many forms of cross-border co-operation have taken place there.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20070926/MPCPages.arcLast Updated: 2007-09-30

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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