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Research and list editing of visual double stars
WDSTOOL History updates.
| 2018/12/30 - Data bases updated. |
| 2018/11/24 - Addition of a listing editor for the Sixth Catalog of Orbits of Visual Binary Stars. |
| 2018/09/29 - Data bases updated. |
| 2018/07/05 - Data bases updated. |
| 2018/03/31 - Data bases updated. |
| 2018/01/28 - Data bases updated. |
| 2017/12/10 - Added calculation of Rho and Theta from the coordinates of the components |
| 2017/10/10 - Data bases updated. |
| 2017/07/10 - Data bases updated. |
| 2017/03/19 - Data bases updated. |
| 2016/11/21 - Data bases updated. |
| 2016/08/31 - Data bases updated. |
| 2016/05/29 - Data bases updated. (now with "precise last" of Rhô and Theta) |
| 2016/03/01 - Add sixth catalog of orbits of visual double stars. |
| 2016/02/26 - Data bases updated. |
| 2015/11/02 - Data bases updated. |
| 2015/07/07 - Data bases updated. |
| 2015/07/01 - Creating the domain WDSTOOL.COM |
| 2015/02/12 - Data bases updated. |
| 2014/10/08 - Spanish version of WDSTOOL. |
| 2014/09/10 - Add proper motion delta criteria in listing edition. |
| 2014/09/07 - Data bases updated. |
| 2014/08/10 - Data bases updated. |
| 2014/07/03 - Errors solved in measures history's table |
| 2014/05/06 - Data bases updated. |
| 2014/01/19 - Data bases updated. |
| 2014/11/30 - Data bases updated. |
| 2014/10/13 - Data bases updated. |
| 2013/10/10 - Add croos reference table. |
| 2013/09/05 - Data bases updated. |
| 2013/07/18 - English version of WDSTOOL. |
| 2013/07/11 - Data bases updated. |
| 2013/06/13 - Add contact form. |
| 2013/05 - First online test. |
| David Chiron - All rights reserved © 2025 |  |
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