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skyhighkiy

Nekkid Jump

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ok, so a couple of us are planning to do a naked jump sometime this month (I want to celebrate my 100)

But we're jumping in october....in michigan....probly near the end. besides that, some of us are planning to jump on the 31st.

we're probly only going halfway up (around 6) BUT

Does anyone have experience w/ nekkid jumping and will the cold provide any significant risks to a naked body in regards to arching/stability and flying the canopy?

thx!


BE THE BUDDHA!

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>Does anyone have experience w/ nekkid jumping and will the cold
> provide any significant risks to a naked body in regards to
>arching/stability and flying the canopy?

1. Mammalian dive reflex. When you exit you won't be able to breathe for a few seconds; we have a reflex that keeps us from breathing in when cold water (or really cold air) hits our face. It will pass but it's creepy.

2. Everything works _exactly_ the same way (arching, tracking etc) but it will feel completely different, and that may affect your flying.

3. You will _feel_ like your rig is going to slide off your back. It's not doing anything different; you've just never felt it very well before through a jumpsuit and T-shirt. Don't be suprised if the container floats off your back a bit and bumps around; rigs do that a lot, we just don't normally notice.

4. No difference in canopy control. Don't fall down on landing.

Below is something I wrote a few years back:

------------------------------------------

I've gotten asked about this enough that I figured I would do a
FAQ on it. it's a weird topic - to some jumpers it's a big joke,
something to talk about but never actually do. to others it's just
another kind of skydive, usually reserved for special occasions. to
a third group it's a big mystery - both in terms of why someone would
want to do it and how to actually go about it.

So without further ado, the naked skydiving FAQ:




depends. in some places it's a tradition, often performed on
one's birthday. in other places it's just a fun thing to do on a
hot Saturday, or to make a 6-way a bit more interesting.




it's no more dangerous than any other new skydiving trick you try
- that is to say, a little more dangerous that your average
freefall, but not by much if you're careful.
public nudity is illegal in many places, so don't get caught. try
to avoid offending the whuffos. it is bad form to parade naked
through an airport terminal on the way to the plane. emergency
shorts or a long shirt can help during an off-airport landing,
although your canopy works fine in a pinch.




it feels very odd. body hair isn't used to 120 mph of wind.
also, you know how your face can flap around in freefall? well,
picture your whole body doing that.




Of course it's cold! even on a warm day (60 at altitude) the
shock is enough to take your breath away for a second. you get used
to it fast, though. and yes - you do experience all the physiological
effects of being cold, which can sometimes be embarrassing.




freefall still works the same way. arching makes you stable,
legs-out drives you forward, etc. however, it doesn't feel the
same, and that can mess up your flying skills. if you stick your
legs out, you feel a lot of wind on your feet, and that can cause
you to want to pull your feet back in (for example.)




it's been my experience that a typical guy falls a bit slower when
naked than when wearing a tight nylon jumpsuit (due to body hair
maybe?)
most women fall a bit faster, but for most women the additional
speed is not a problem - especially if you've left the weights behind.




very unlikely. if your harness fits even halfway decently when
clothed, you won't fall out. if your chest strap is already hitting
you in the face on opening, it would probably be a good idea to get a
better fitting harness before trying anything like this. you will sit
a bit lower in your harness after you open, but not by much.




if that really bothers you, keep in mind that the objective is to
make a naked skydive - not a naked plane trip. a technique that
works pretty well:

1. find someplace private and take all your clothes off
2. put a cruddy loose t-shirt on (and a small fanny pack, if you
want)
3. put your rig on
4. put a pair of shorts on over the rig
5. put on the rest of your stuff (sandals, altimeter, whatever)
6. just before jump run, loosen your chest strap and yank the shirt
out from under the rig (easier than it sounds.)
7. take the shorts off
8. if desired, stuff the shorts/shirt somewhere - an unused ROL
pouch works great for this, and a fanny pack isn't too bad either
9. GET A GEAR CHECK BEFORE EXITING! pulling things on and off can
open flaps, tug at bridles, etc. yes, someone will see your
nakedness, but they're going to see you in the door in a second
anyway.




pretty much anything you do normally. keep in mind that you'll
probably be flying poorly, so don't plan anything too ambitious. a
diving exit is generally less painful than a floating exit. keep in
mind the complete lack of grippers when designing the dive.




a normal opening will feel weird, but won't hurt. a hard opening
will hurt more than it otherwise would. after opening you will sit
a bit lower in the harness, but other than that, canopy control
should not be affected.




same as always. if you're not wearing shoes, land someplace soft.
if you want to put shorts back on after you land, try to land far
enough away so that you'll have time before the crowd gets there.




sure! keep in mind, though, that those pictures are almost
guaranteed to reappear right when you don't want them to - say,
during a year-end party, or a boogie, or someone's bachelor
party...




a few that come to mind -

whatever you do with clothing in the plane, don't cover up your
handles or your container! it could be a very bad thing if you had
to bail out at 1500 feet and there was a shirt over your reserve
container.
also, pulling off a t-shirt over a container can open flaps, pull
on RSL's and do other bad things.

if you wear a shirt during the dive for whatever reason, make sure
that it will not cover your handles. keep in mind that during
opening, you'll be standing up, and the shirt will want to blow
up over your head - and that's precisely the time you may need to
find those handles.
tie the shirt down, use duct tape, or use something over it (a
belt? fanny pack?) to keep it under control.

don't plan an unusual dive. if you've never done a 20-way before,
this is not the time to start - even if the nature of the dive
makes you instantly popular. don't try out new gear for the first
time. there are enough new things to deal with on the dive as it is.

be careful who you let spot, and make sure it's not someone who's
out to get you. enough said.

don't assume you can track normally. you really can, but the
feedback you get from your skin may mess you up. plan for this.
either plan to dump in place or warn others about the possible
lack of a track.

as always, watch your altitude and be prepared for problems. they
can happen no matter what you're wearing.




as far as I can tell that's a myth. (sorry to debunk that
particular bit of folklore...) things do flap around quite a
bit, though.

--------------------------

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I've done 3 naked jumps now. The first one was for the pilots 1000th hour flying skydivers. All of us sat naked in the plane. The 2nd one was for my 100th jump as it was my 100th I had to take my shorts off as soon as we got past the whuffos and families and the third was a few weeks ago for my 200th where I wore shorts till almost getting out time mainly to keep a little bit of warmth down there. They were all a real laugh a lot more slippery than wearing clothes. I must admit that doing a sit fly naked can hurt a little on the nether regions what with flappage. LOL

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keep in
mind the complete lack of grippers when designing the dive.



not exactly a complete lack of grippers B|:P but good info... I'll have to look this up if I ever decide to atempt a nekid jump.

Thanks bill.

Scott
================================================
Livin' on the Edge... sleeping with my rigger's wife...

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i just did a naked jump this weekend in massachusettes (verrrry cold!!) and of course we got a bit of extra altitude so by pull time my hands were so cold that i had a hard time grabbing the hackey... and so had horrible body position when i finally pulled.

i've never had so many line twists on my sabre2. there was a brief moment when i thought i might have to cut away and land off... nekkid.

soo, my advice... wear gloves! you'll still be naked ;)



~ * Life Has No Rules * ~

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Hey, do you remember how cold it was at ground and altitude?

I'm guessing ground temp will be right about, low 30's, high 20's



and peregrine, ask your DZO what they feel about Nekkid jumps. I asked my DZO and he goes "Hey, it's a free country, do whatever you want"
so apparently he doesn't care at all. your DZO may say something similar?

this isn't a dzo planned jump, iti's something I decided I wanna do for my big 100 and asked friends to do with me
:)


BE THE BUDDHA!

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Standard Adiabatic (did I spell that right?) lapse rate is 2 degrees per thousand feet. I am a math idiot so differentiating between C and F is too complicated. (Real world it won't make a rat's keester!) That means that if it is 55 degrees f on the ground, it will be approximately 29 degrees f at 13,500' altitude if your DZ is at approximately 500' MSL.
Brrrrrrrrrrrrrrrrrrrrrrrr..........
But only for a short time if your DZ has a great wood stove! (Northern DZ's take note...)
Y'all did a nekkid skydive for your pilot's 1000th jump hour?? Someone owes me TWO out of the Otter!!
B|
Hartwood Paracenter - The closest DZ to DC!

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a normal opening will feel weird, but won't hurt. a hard opening
will hurt more than it otherwise would. after opening you will sit
a bit lower in the harness, but other than that, canopy control
should not be affected.



Ok...debated about whether or not to say this....but here it goes.

for my #100 down at Rocky Point, I didn't go naked...but I did go in lingerie - very stretchy lace lingerie (catsuit type) with underwear underneith (the lingerie was open-crotch...not what I wanted to be landing on the beach in front of everyone in). Before this, the only things I'd ever worn were jeans, jumpsuit, etc.

I didn't have a hard opening...but when I did open, I thought I was going to cry. the stretchiness of the lingerie did nothing to keep my butt cheeks together, so the leg straps yanked my butt cheeks apart from each other (I actually wondered if I didn't slightly injure myself) and my underwear went so far up my butt - I'd never had such a severe wedgie (and I have an older brother! ;) ) I yelped...and spent quite a bit of time trying desperately to fish my underwear out from inside my butt.

that was just not something I'd ever thought of happening when I was getting dressed...so yes, for me there was most definately a difference in what it felt like to open normally - and what it felt like without the protection of a jumpsuit or jeans or something like that...
:$

--------------------------------------------
Elfanie
My Skydiving Page
Fly Safe - Soft Landings

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i just did a naked jump this weekend in massachusettes (verrrry cold!!) and of course we got a bit of extra altitude so by pull time my hands were so cold that i had a hard time grabbing the hackey... and so had horrible body position when i finally pulled.

i've never had so many line twists on my sabre2. there was a brief moment when i thought i might have to cut away and land off... nekkid.

soo, my advice... wear gloves! you'll still be naked ;)





I have done several birthday suit jumps. All i have to say is there are always "TURTLE NECKS" worn on my nude jumps . . . and I am not talking about clothing!!!
Wearing gloves is not a bad idea, it really does help when it comes time to deploy!!


The first step is the coldest!!

drakeshelby
drakeshelby

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I don't believe my cold jumps were below 20 degrees...but remember, a ground temp of 20+ degrees equates to lower temps aloft...add in the wind chill at 100mph...(If you reach terminal)...
This produces, in unprotected hands, what I believe to be the beginnings of frostbite, which is painful in the extreme!..
And that's on your hands...I can't imagine what it would do to more sensitive "members" of the human body.
Even if you don't reach terminal, as in a hopnpop
from say 3000'...You will have enough time aloft
to freeze your ass off...
Save the naked jumps for warm temps...
If you're gonna jump cold temps... bundle up & don't forget the gloves!

D

PS. Someone can correct me if I'm wrong, but I believe that even 40 degrees on the ground can equate to 0 degrees aloft

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B|don't' worry LIla, I'll give everyone on the ground plenty of notice...plus you'll see a bunch of guys throwing pants on over their leg straps and going up w/ no shirts on....not something you see every day at our dz

If I'm not mistaken, isn't it 3 degreesthat you lose for every thousand feet?

and, as said earlier, this is most definately going to be a low altitude jump (5, 6 grand)

I hope mini-me forgives me :P


BE THE BUDDHA!

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Ok...debated about whether or not to say this....but here it goes.

for my #100 down at Rocky Point, I didn't go naked...but I did go in lingerie - very stretchy lace lingerie (catsuit type) with underwear underneith (the lingerie was open-crotch...not what I wanted to be landing on the beach in front of everyone in). Before this, the only things I'd ever worn were jeans, jumpsuit, etc.

I didn't have a hard opening...but when I did open, I thought I was going to cry. the stretchiness of the lingerie did nothing to keep my butt cheeks together, so the leg straps yanked my butt cheeks apart from each other (I actually wondered if I didn't slightly injure myself) and my underwear went so far up my butt - I'd never had such a severe wedgie (and I have an older brother! Wink ) I yelped...and spent quite a bit of time trying desperately to fish my underwear out from inside my butt.

that was just not something I'd ever thought of happening when I was getting dressed...so yes, for me there was most definately a difference in what it felt like to open normally - and what it felt like without the protection of a jumpsuit or jeans or something like that...
Blush



...this just might be the best post to ever grace the presence of these forums, thank you B|


BE THE BUDDHA!

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Some people at my DZ jump naked in the winter. It doesn't seem to be too bad for them don't know if I am down for that though. ;)
~D
Where troubles melt like lemon drops Away above the chimney tops That's where you'll find me.
Swooping is taking one last poke at the bear before escaping it's cave - davelepka

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What bill said, for sure. The best on the subject I've ever read. Just want to add that there is an added adrenaline factor which helps out alot. I did 2 jumps one day a couple of winters ago. One was nekkid and the other was in my normal winter gear. I ended up being much colder on the jump with a jumpsuit. The only other difference was the adrenaline.

I've done more than a few arctic nekkid jumps. I say give it a shot! If you don't like it, don't do it again!
Peace,
-Dawson.
http://www.SansSuit.com
The Society for the Advancement of Naked Skydiving

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What bill said, for sure. The best on the subject I've ever read. Just want to add that there is an added adrenaline factor which helps out alot. I did 2 jumps one day a couple of winters ago. One was nekkid and the other was in my normal winter gear. I ended up being much colder on the jump with a jumpsuit. The only other difference was the adrenaline.

I've done more than a few arctic nekkid jumps. I say give it a shot! If you don't like it, don't do it again!



Artic naked jump....no way man!;)

"Some call it heavenly in it's brilliance,
others mean and rueful of the western dream"

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