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22618 Silva Nortica (1998 KK9)
Classification: Main-belt Asteroid          SPK-ID: 2022618
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2456800.5 (2014-May-23.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1418094437951806 4.8643e-08  
a 2.324902254831354 1.5811e-08 AU
q 1.995209159195558 1.1539e-07 AU
i 3.504825245704665 6.387e-06 deg
node 100.300063195176 0.00013232 deg
peri 196.2676982627545 0.00013651 deg
M 144.030899153153 3.5613e-05 deg
tp 2456282.465545029390
(2012-Dec-20.96554503)
0.00012584 JED
period 1294.808300759934
3.54
1.3209e-05
3.616e-08
d
yr
n .2780334353654614 2.8363e-09 deg/d
Q 2.654595350467149 1.8053e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      731  
   data-arc span      6234 days (17.07 yr)  
   first obs. used      1997-01-15  
   last obs. used      2014-02-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .55709  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Feb-19 18:34:44  

Additional Information
 Earth MOID = .978811 AU 
 T_jup = 3.559 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.9 mag n/a MPO267791  

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 | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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