Bernd Brinkmann Mar 29, 2005
> Guide has one misbehavior and one bug here. The "misbehavior" isthat's fine. Will it then be shown when the mag limit is set to a fixed
> reporting "mag 99.0" instead of "no magnitude available", and I've
> just fixed this.
> The "bug" involves how it shows comets without magnitude parameters.As you write this I remember deep in my brain that there was a
> The head and tail size are determined using formulae kindly supplied by
> Andreas Kammerer, as described at
>
> http://www.projectpluto.com/update7b.htm#comet_tail
> When there are no mag parameters, I've been feeding Andreas' formulaAs a suggestion, wouldn't it be better to take the mean (or median)
> an absolute magnitude of zero, meaning a _very big_ comet. The next
> update I post will use an absolute magnitude of 10 in such cases, i.e.,
> a pretty faint comet. That way, you will still see a tail, and its
> position angle will be meaningful, but it won't be an unrealistically
> huge head and tail such as you are seeing now. (And when you click on
> the object, you'll see "No magnitude available", so you will know not
> to trust the tail length and head size very much anyway.)