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DPChallenge Forums >> Photography Discussion >> Planets Align for the Perseid Meteor Shower - NASA
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Showing posts 26 - 42 of 42, (reverse)
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08/12/2010 09:15:51 PM · #26
Rats, none of my cameras have a "meteor" preset program.
08/12/2010 09:20:50 PM · #27
I think they move real fast, try the SPORTS setting.
08/12/2010 09:40:28 PM · #28
Originally posted by snaffles:

FWIW Looks like bulb setting (30 seconds +) was used, along with a dark location and a tripod, possibly mirror lockup too, and a remote shutter release. You trip the shutter to open it, then wander out a little later and stop it. Ideally, eh wala. Hope this helps, and good luck!


If it was bulb wouldnt there be more star trails?

Or am I just smoking too many of those funny cigarettes?
08/12/2010 09:50:34 PM · #29
I managed to get one fair shot of the conjunction of the Moon, Venus, Mars, and Saturn.

08/12/2010 10:22:06 PM · #30
Originally posted by monster-zero:

Originally posted by snaffles:

FWIW Looks like bulb setting (30 seconds +) was used, along with a dark location and a tripod, possibly mirror lockup too, and a remote shutter release. You trip the shutter to open it, then wander out a little later and stop it. Ideally, eh wala. Hope this helps, and good luck!


If it was bulb wouldnt there be more star trails?

Or am I just smoking too many of those funny cigarettes?


No, you're right...sorta. Depending upon the focal length, star movement really begins somewhere around the 30 second range.
So, what this means is there may be two things happening- Either this is a single exposure on a tripod (not what I think, because it's unlikely you'd get that many stars visible without using a longer exposure, which would cause lots of star movement. It's also unlikely because the amount of light produced by the milky way is WAY WAY WAY less than the light on that house... so the house would be hopelessly blown if it was one exposure), or its a couple exposures. My guess? One exposure to get foreground elements, with no tracking motor. Second (and presumably third, fourth, fifth... to who knows) were shot with a tracking motor to eliminate star movement. The reason for the multiple exposures is to decrease noise.

Also, mirror lock up is pointless for an exposure of that length, so don't bother. That vibration you're preventing is so short it doesn't even effect anything.

Message edited by author 2010-08-12 22:22:51.
08/12/2010 11:03:09 PM · #31
Originally posted by monster-zero:

How do you do a shot like this? It's not fair!!!

There appears to be a backyard observatory in the foreground, so it's almost certainly a long exposure (at least several minutes) on an equatorial motor mount.
08/13/2010 12:11:15 AM · #32
A little preview of a nicely setting crescent. But I could only see one planet (and I don't think the others were hiding behind the nicely framing trees)...

08/13/2010 01:32:21 AM · #33
Been outside but haven't seen anything. Hoping my friend is still coming by so we can go out to the country and try our luck at some photos. He went out for a drink with a couple of girls. Going to try get some 20-30 second shots to stack later and maybe a couple of 20-30 minute exposures just for the hell of it.

Oh, he text, guess he didn't get lucky. So wish me luck and hopefully I'll have something worth posting on here.

later


08/13/2010 06:07:31 AM · #34
Sat out until 3:30am saw a few but nothing registered on the camera. Every year its the same disappointment but every year I end up staying up late & watching for them... sigh. Next up, the Leonids - I think around mid-November time?
08/13/2010 06:26:50 AM · #35
Originally posted by Simms:

Every year its the same disappointment but every year I end up staying up late & watching for them... sigh.

A bit like waiting for Santa Claus, eh?
08/13/2010 08:12:01 AM · #36
Originally posted by DrAchoo:

A little preview of a nicely setting crescent. But I could only see one planet (and I don't think the others were hiding behind the nicely framing trees)...



Nice shot of the Crescent Moon and Venus. The Moon will be higher in the sky tonight closer to the 3 planets.
08/13/2010 08:59:22 AM · #37
Well, I saw some... but I didn't get any in any of my shots. A couple years ago was the only time I got one, but it was all out of focus because I focused past infinity:


Message edited by author 2010-08-13 09:03:13.
08/13/2010 10:09:35 AM · #38
Originally posted by George:

Well, I saw some... but I didn't get any in any of my shots. A couple years ago was the only time I got one, but it was all out of focus because I focused past infinity:


Past infinity?
08/13/2010 10:35:41 AM · #39
Originally posted by Jac:

Past infinity?


Sure. MOST lenses can focus past infinity, it allows for variables in construction and conditions both. Lenses expand and contract in extremes of temperature, for example. If you want to see a concrete example of focusing past infinity, grab any pair of binoculars and have a go at it :-)

R.
08/13/2010 11:05:11 AM · #40
Well, I have to say our viewing was most impressive. In under an hour we counted about 50 meteors of varying intensity. No pictures and the video didn't work at all (I didn't have the 16-35 2.8 with me, only the 24-105 f/4), but probably the best meteor shower I have seen. There were two separate clusters of five meteors in under a minute, but then also gaps of 6-7 minutes without anything (that you caught at least).
09/07/2010 03:19:35 AM · #41
Hi,
i was too busy too post about that Meteor Shower night. i don't have a portfolio to send any photo of that night here. but what i can do is to share the time-lapse video that i made using the photos i took that night.
here's the link:
vimeo.com/14737059
there are at least five meteors visible in that video which lasted about 5 hours. and you can also see a Satellite passing from west to east in the middle of the frame.
cheers.
09/07/2010 05:41:54 AM · #42
No meteors showed up in my shots, but the show was great. I didn't seem to see all that many meteors, but the ones I did see, stretched across huge swatches of the sky.
Here's a couple shots of the sky from up where I went. Nothing too spectacular, but it was a good trip.

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