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Search: Posts Made By: JHern
Forum: Technique & Strategy 08-22-2013, 07:22 PM
Replies: 77
Views: 3,635
Posted By JHern
Glide can be measured as the angle of descent of...

Glide can be measured as the angle of descent of a disc after apexing in flight. I have a mathematical analysis of glide that will be published in my book on Disc Physics.
Forum: DGCR Meets 08-12-2013, 01:35 AM
Replies: 3
Views: 280
Posted By JHern
I'm here, living in Tokyo. If you have time, I...

I'm here, living in Tokyo. If you have time, I definitely recommend playing Showa-Kinen, which is the oldest permanent pole hole course in Asia. The first 9 holes are mostly very short but technical,...
Forum: General Disc Golf Chat 04-17-2013, 08:43 PM
Replies: 50
Views: 3,428
Posted By JHern
Went to a Parks & Rec meeting about this course...

Went to a Parks & Rec meeting about this course proposal on Monday...

Basically this park was saved as open space a long time ago by a community hero, Anna Jean Cummings. It was going to be...
Forum: Disc Golf Courses 04-10-2013, 10:54 AM
Replies: 39
Views: 1,295
Posted By JHern
Petition in support of disc golf at Pinto Lake in Watsonville, CA

Please sign the petition, if you have a minute to spare. This course was the home of the 2011 World Championships, and is under attack by a small group who do not understand the magical things that...
Forum: Discs 02-09-2013, 08:14 PM
Replies: 307
Views: 8,148
Posted By JHern
Driver: Seige Mid: Slice Putter: Finish

Driver: Seige

Mid: Slice

Putter: Finish
Forum: Discs 02-09-2013, 08:06 PM
Replies: 307
Views: 8,148
Posted By JHern
Seige

Seige
Forum: General Disc Golf Chat 01-23-2013, 11:08 PM
Replies: 2,269
Views: 297,836
Posted By JHern
OK, not a photo, but still fun...

DGA Mach III (approximate) rendered in 3D using POV-Ray...

http://i565.photobucket.com/albums/ss97/hernlund/dga_mach_3_zps96b94097.png
Forum: Disc Golf Courses 06-18-2012, 02:55 PM
Replies: 64
Views: 2,352
Posted By JHern
It would be far more interesting to simply look...

It would be far more interesting to simply look at the entire distribution of ratings for each state. You could even analyze subsets, such as how the distributions change for low-rated course,...
Forum: General Disc Golf Chat 06-05-2012, 07:05 PM
Replies: 651
Views: 21,389
Posted By JHern
A possible early rationale for the 2m rule: speed...

A possible early rationale for the 2m rule: speed of play. A throw that comes to rest over 2m is going to take longer to retrieve than one that doesn't. A potential 2m penalty stroke encourages the...
Forum: General Disc Golf Chat 06-05-2012, 06:51 PM
Replies: 651
Views: 21,389
Posted By JHern
I'm not sure I understand your point Dave. :wall:...

I'm not sure I understand your point Dave. :wall: Please explain further...
Forum: General Disc Golf Chat 06-05-2012, 03:14 PM
Replies: 651
Views: 21,389
Posted By JHern
Say Bob's disc comes to rest on the ground 0.1m...

Say Bob's disc comes to rest on the ground 0.1m in from the edge of OB, and Chris comes down on the ground 0.1m past the OB line directly out from Bob. They both take their lie 1 m in from the edge...
Forum: General Disc Golf Chat 06-05-2012, 02:13 PM
Replies: 651
Views: 21,389
Posted By JHern
Sorry I wasn't more clear. Here are the specific...

Sorry I wasn't more clear. Here are the specific analogues:

1) Flying over OB without touching the ground OB is analogous to flying past a tree without hitting any part of the tree.

2) When...
Forum: General Disc Golf Chat 06-05-2012, 01:03 PM
Replies: 651
Views: 21,389
Posted By JHern
California disc golf is three-dimensional, you...

California disc golf is three-dimensional, you have OB in the sky and on the ground.

Hitting a tree above 2m but then falling back onto the fairway is exactly analogous to the disc skipping off...
Forum: General Disc Golf Chat 06-05-2012, 12:12 AM
Replies: 651
Views: 21,389
Posted By JHern
Chuck, I'm beginning to notice that you're not a...

Chuck, I'm beginning to notice that you're not a very good listener.

The reason we have the 2m rule in California is because one could otherwise deliberately throw into a tree and gain a huge...
Forum: General Disc Golf Chat 06-04-2012, 07:27 PM
Replies: 651
Views: 21,389
Posted By JHern
He made a bad shot, that's all there is to it....

He made a bad shot, that's all there is to it. After playing that same hole over a thousand times, I've never been stuck in a tree, because I know you have to hit the correct line. Feldberg screwed...
Forum: General Disc Golf Chat 05-30-2012, 08:12 PM
Replies: 66
Views: 3,627
Posted By JHern
There is also a rule that you cannot use the...

There is also a rule that you cannot use the rules to gain competitive advantage...
Forum: General Disc Golf Chat 05-21-2012, 08:29 PM
Replies: 24
Views: 1,996
Posted By JHern
He threw his bag right into the big poison oak...

He threw his bag right into the big poison oak bush!!! You can see that bright green glistening oily-leafed bastard all the way from the parking lot.

Anyways, I agree that this guy did not get...
Forum: General Disc Golf Chat 05-19-2012, 12:33 PM
Replies: 26
Views: 1,674
Posted By JHern
Rico threw a roller upshot yesterday on hole...

Rico threw a roller upshot yesterday on hole 26...it was the most unexpected shot I could think of using on that hole. He almost parked it, but of course then it rolled a bit downhill...
Forum: Technique & Strategy 04-04-2012, 06:24 PM
Replies: 4
Views: 368
Posted By JHern
Discmania Instructional Video Series

A crew from Discmania came to California last month and met up with Avery at La Mirada. They shot tons of film, with the aim of putting out a big series of instructional videos that will be available...
Forum: Discs 04-01-2012, 05:53 PM
Replies: 25
Views: 760
Posted By JHern
You should throw an under-stable disc, but throw...

You should throw an under-stable disc, but throw it gently, so that it flattens and hyzers at the end like any other disc...
Forum: Vacations & Road Trips 04-01-2012, 05:47 PM
Replies: 14
Views: 585
Posted By JHern
Thanks Discette! Now my wife (she is...

Thanks Discette!

Now my wife (she is pregnant) has told me that her OB doctor doesn't advise exercise at high altitude. :doh: But both of us are aching to get up to this area and play DG. I guess...
Forum: Vacations & Road Trips 03-28-2012, 04:08 PM
Replies: 14
Views: 585
Posted By JHern
The course info page says nothing about a ski...

The course info page says nothing about a ski resort, I assume this would be the first thing that would be mentioned in the description, if that were the case. Maybe it used to be a ski resort, as...
Forum: Vacations & Road Trips 03-27-2012, 04:17 AM
Replies: 14
Views: 585
Posted By JHern
Sky High DGC near LA?

I'm having a difficult time finding more information about this highly-rated course. The web links on the links/files tab are not relevant (one even re-directs to a ski resort!), and/or extremely...
Forum: General Disc Golf Chat 03-04-2012, 10:57 PM
Replies: 42
Views: 3,414
Posted By JHern
All those mentioned so far are great putters. But...

All those mentioned so far are great putters. But who do the top pros think is the best putter in the game right now? Josh Anthon is the name I hear most often, though the sample may not be...
Forum: Tournaments 03-03-2012, 11:09 PM
Replies: 41
Views: 2,688
Posted By JHern
Copied over from the PDGA Forum... I'm...

Copied over from the PDGA Forum...



I'm thinking of going up for the Pro side, just to hang out, caddy, or whatever. My brother lives in Portland.
Showing results 1 to 25 of 293

 
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