ÿþ<html> <head> <meta http-equiv="Content-Type" content="text/html: charset=windows-1250"> <title>OBSERVATION</title> <SCRIPT LANGUAGE="JavaScript"> function ChangeImage(){b1.src="pict/k01.gif"} function ChangeImage1(){b2.src="pict/k01.gif"} function RemoveImage(){b1.src="pict/k01a.gif"} function RemoveImage1(){b2.src="pict/k01b.gif"} </SCRIPT> <SCRIPT LANGUAGE="JavaScript"> <!-- var bDoesDHTML = ( (navigator.userAgent.indexOf("MSIE") >= 0) && (navigator.appVersion.substring(0,1) >= 4) ) if(bDoesDHTML){document.write("<STYLE>.off{display:none}</STYLE>")} function doSection(secNum){ if (bDoesDHTML){ if (secNum.className=="off"){secNum.className="on"} else{secNum.className="off"} } } //--> </SCRIPT> <style> a {color:#3939ff;} a:hover {color:#3939ff;} a:active {color:#3939ff;} </style> </head> <body background="img/bg1.jpg" bgcolor="#000000" text="#bbbbbb"> <table width="650" border="0" align="center"> <tr><td><p align="center"><font face="Verdana" size="5">Observation</font></p></td></tr> <tr><td><hr width="639"></td></tr> <tr><td><p align="justify"><font face="Verdana" size="2" color="#bbbbbb">We have used three different methods of Venus observation. Details will emerge upon clicking.<br></td></tr> <tr><td><SPAN onclick="doSection(Sec1)"><B><u>1. Direct observation using a solar filter</u></B></SPAN><BR></td></tr> <tr><td><DIV CLASS="off" ID="Sec1"> &nbsp;&nbsp;The direct observation has been conducted by Team 3. Exact values could not be determined, as the observed image was too small.<br> </DIV></td></tr> <tr><td><SPAN onclick="doSection(Sec2)"><B><u>2. Projection methods</u></B></SPAN><BR></td></tr> <tr><td><DIV CLASS="off" ID="Sec2" align="justify"> <a href="foto/dalek.jpg" target="new"><img src="foto/dalek2.jpg" border="0" align="right"></a>&nbsp;&nbsp;This method has been used by Team 2. A telescope has been used, through which we projected the image onto a list of paper. These values were the most exact, and because of this also the final time values have been derived from this observation.<br> </DIV></td></tr> <tr><td><SPAN onclick="doSection(Sec3)"><B><u>3. Through a CCD sensor</u></B></SPAN></td></tr> <tr><td><DIV CLASS="off" ID="Sec3" align="justify"> <a href="foto/ccd2.jpg" target="new"><img src="foto/ccd2a.jpg" border="0" align="right"></a>&nbsp;&nbsp;This way has been chosen by Team 1. In this case they employed a digital camcorder with a camera and the image was being projected onto a wall using a dataprojector.<a href="foto/ccd.jpg" target="new"><img src="foto/ccda.jpg" border="0" align="left"></a> The CCD sensor had a resolution of 1.55 MP and the photographies located in the photo gallery have been taken using it. As a means of protection for the sensor a welding filter no. 14 has been used. Other features include a 10x optical zoom and manual exposition. In spite of employing modern equipment the results obtained, however, weren't as precise as those obtained using the telescope.<br> </DIV></td></tr> </font></p></td></tr> <tr><td><br></td></tr> <tr><td><font face="Verdana" size="2"><b><u>Uherske Hradiste</u></b></font></td></tr> <tr><td><p align="justify"><font face="Verdana" size="2" color="#bbbbbb">In order to determine the position a trig station has been used, whose coordinates have been measured using GPS.<br></td></tr> <tr><td><table align="left"> <tr><td>Latitude</td><td>49°04´15.36531" N</td></tr> <tr><td>Longitude</td><td>17°27´45.42422" E<br></td></tr> </table></td></tr> <tr><td>Detailed information <a href="guhen.htm">here</a>.</td></tr> <tr><td><br></td></tr> <tr><td><font face="Verdana" size="2"><b><u>Uhersky Brod</u></b></font></td></tr> <tr><td><p align="justify"><font face="Verdana" size="2" color="#bbbbbb">Position of the observatory.<br></td></tr> <tr><td><table align="left"> <tr><td>Latitude</td><td>49.0709348 ° N</td></tr> <tr><td>Longitude</td><td>17.4626178 ° E<br></td></tr> </table></td></tr> <tr><td><br></td></tr> <tr><td><p align="center"><font face="Verdana" size="3"><u>Results of the observation in Uherske Hradiste</u></font></p></td></tr> <tr><td> <table align="center" border="0" width="600"> <tr><td><b>Stage</b></td><td><b>Time (UTC)</b></td><td><b>AU (km)</td><td><b>&#928;(")</b></td><td><b>&#916;(AU) (km)</b></td><td><b>&#916;(&#928;) (")</td><td><b>Diversion</b></td></tr> <tr><td><b>1</b></td><td colspan="6" align="center">The moment has not been determined.</td></tr> <tr><td><b>2</b></td><td><a href="foto/003o.jpg" target="new">05 h 39 m 25.00 s</a></td><td>149587192</td><td>8.7948</td><td align="center">10678</td><td>0.0006</td><td>0.007%</td></tr> <tr><td><b>3</b></td><td><a href="foto/018o.jpg" target="new">11 h 03 m 30.00 s</a></td><td>149675365</td><td>8.7896</td><td align="center">77495</td><td>0.0045</td><td>0.052%</td></tr> <tr><td><b>4</b></td><td><a href="foto/026o.jpg" target="new">11 h 22 m 30.00 s</a></td><td>149801311</td><td>8.7822</td><td align="center">203441</td><td>0.0119</td><td>0.136%</td></tr> </table></td></tr> <tr><td><br></td></tr> <tr><td><p align="center"><font face="Verdana" size="3"><u>Results of the observation in Uhersky Brod</u></font></p></td></tr> <tr><td> <table align="center" border="0" width="600"> <tr><td><b>Stage</b></td><td><b>Time (UTC)</b></td><td><b>AU (km)</td><td><b>&#928;(")</b></td><td><b>&#916;(AU) (km)</b></td><td><b>&#916;(&#928;) (")</td><td><b>Diversion</b></td></tr> <tr><td><b>1</b></td><td>05 h 19 m 56.00 s</td><td>149629892</td><td>8.7923</td><td align="center">32022</td><td>0.0019</td><td>0.021%</td></tr> <tr><td><b>2</b></td><td>05 h 39 m 13.00 s</td><td>149489281</td><td>8.8005</td><td align="center">108589</td><td>0.0064</td><td>0.073%</td></tr> <tr><td><b>3</b></td><td>11 h 03 m 29.00 s</td><td>149683463</td><td>8.7891</td><td align="center">85593</td><td>0.0050</td><td>0.057%</td></tr> <tr><td><b>4</b></td><td>11 h 22 m 54.00 s</td><td>149608722</td><td>8.7935</td><td align="center">10852</td><td>0.0006</td><td>0.007%</td></tr> </table> </table> </body> </html>