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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 ]

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Orbital Elements at Epoch 2456400.5 (2013-Apr-18.0) TDB
Reference: JPL 1 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06178345182190685 6.0094e-08  
a 3.025375703615599 2.5126e-08 AU
q 2.838457549588098 1.8077e-07 AU
i 10.45817382396045 8.8773e-06 deg
node 23.86375575605659 3.2443e-05 deg
peri 265.5713198706338 7.9691e-05 deg
M 145.3051556197545 7.419e-05 deg
tp 2455624.706882799612
(2011-Mar-04.20688280)		 0.00039529 JED
period 1922.06202870733
5.26		 2.3945e-05
6.556e-08		 d
yr
n .1872988460430258 2.3333e-09 deg/d
Q 3.212293857643102 2.6679e-08 AU
   Orbit Determination Parameters
   # obs. used (total)      1116  
   data-arc span      15455 days (42.31 yr)  
   first obs. used      1970-11-24  
   last obs. used      2013-03-18  
   planetary ephem.      DE405  
   SB-pert. ephem.      SB405-CPV-2  
   condition code      0  
   fit RMS      .54378  
   data source      ORB  
   producer      Otto Matic  
   solution date      2013-Apr-29 12:48:01  

Additional Information
 Earth MOID = 1.84805 AU 
 T_jup = 3.217 
[ 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 11.8 mag n/a PDS3 (MPC 17263)  

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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