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1861 Komensky (1970 WB)
Classification: Main-belt Asteroid          SPK-ID: 2001861
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06371173116893167 4.7855e-08  
a 3.019557613944203 2.196e-08 AU
q 2.82717637099549 1.5007e-07 AU
i 10.45573905911419 6.5221e-06 deg
node 23.59212907259419 2.6564e-05 deg
peri 267.6563778940289 6.1381e-05 deg
M 255.8592667166244 5.8254e-05 deg
tp 2457554.910616617395
(2016-Jun-15.41061662)
0.00031144 JED
period 1916.520228825037
5.25
2.0907e-05
5.724e-08
d
yr
n .1878404384078459 2.0491e-09 deg/d
Q 3.211938856892917 2.3359e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1281  
   data-arc span      16196 days (44.34 yr)  
   first obs. used      1970-11-24  
   last obs. used      2015-03-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .51788  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Apr-07 16:07:32  

Additional Information
 Earth MOID = 1.8382 AU 
 T_jup = 3.218 
[ 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 11.7 mag n/a MPO259348  

1861 Komensky (1970 WB)          Discovered 1970-Nov-24 by Kohoutek, L. at Bergedorf
Reference: DISCOVERY.DBLast Updated: 2003-08-29

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