Timeline for The fastest way to obtain orientation θ from this ellipse formula?
Current License: CC BY-SA 3.0
4 events
| when toggle format | what | by | license | comment | |
|---|---|---|---|---|---|
| Dec 24, 2012 at 8:26 | vote | accept | Karl | ||
| Dec 24, 2012 at 8:13 | comment | added | Robert Israel | Yes, and yes. If you want an angle in a different range, you can always add 180 or 360 degrees. If you want the minor axis, add or subtract 90 degrees. | |
| Dec 24, 2012 at 7:51 | comment | added | Karl | I see. I was wondering whether I can get 0-360 degrees. But I see that from your answer, $\theta$ will be in interval (-90,90) in degrees. Also, from my current understanding, your formula will always be pointing at the major axis, right? | |
| Dec 24, 2012 at 7:41 | history | answered | Robert Israel | CC BY-SA 3.0 |