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Messages 154 - 184 of 8847   Oldest  |  < Older  |  Newer >  |  Newest
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154 Johannes Schedler
sche2005 Offline Send Email
Feb 1, 2004
8:34 pm
As Mike and the others have stated I also have to confirm that the tail of T7 mow is less pronounced recently. Even with my 55 min L exposure it is hard to...
155 Dennis Persyk
dennis_persyk Offline Send Email
Feb 1, 2004
9:04 pm
Hi Johannes, You have captured about 21 arc minutes of tail even with the bright moon. That is considerably better than I was able to get on Jan 30th with 14 x...
156 P. Clay Sherrod
drclay2002 Offline Send Email
Feb 1, 2004
9:49 pm
Hello to all.... I thought that you would all be interested in learning a bit more about Mike Holloway, who has provided us with some very fine images of...
157 Charles Bell
quantumhyper... Offline Send Email
Feb 1, 2004
11:10 pm
Does not the brightness of the moon now almost full have an interaction with the atmosphere so as to dim faint comet tails? Or are you reporting a comet...
158 terryjlovejoy Offline Send Email Feb 2, 2004
5:50 am
Johannes, I think you have captured the ion tail (top) and the shorter but somewhat brighter dust tail (bottom). The ion tail seems to be slight disconnected...
159 Roger
rogerg_au Offline Send Email
Feb 2, 2004
1:30 pm
G'day All, For some reason I have become quite interested in capturing images of this comet, probabbly largely because of it's relatively faint brightness (mag...
160 Michael P. Caligiuri,...
michael_cali... Offline Send Email
Feb 2, 2004
2:18 pm
Impressive animation Roger, considering how faint the comet was. I also enjoyed browsing your website -- nice work. -Mike ... Michael P. Caligiuri, Ph.D. ...
161 Johannes Schedler
sche2005 Offline Send Email
Feb 3, 2004
7:58 am
Thanks, Terry for the explanation! I also hope to get a nice show when the comet returns to our hemisphere later on. Johannes ... to ... the...
162 KCStarguy@...
kcstarguy2001 Offline Send Email
Feb 4, 2004
3:49 am
Roger It is always nice to see observations and photos from sites in the southern hemisphere that we can't see here. Nice site but for some reason, I have not ...
163 Dennis Persyk
dennis_persyk Offline Send Email
Feb 4, 2004
5:19 pm
I would like to quantify my comet images by photometry. If any of you are doing comet photometry with MaximDL. I'd like some tips on using it. In particular,...
164 Carey Johnson
quarkcsj Offline Send Email
Feb 5, 2004
12:07 am
I wonder if that tail disruption might be caused by rotation. Carey ... soon but it ... Award ... (http://members.aol.com/kcstarguy/blacksun/cometaward.htm);...
165 Carey Johnson
quarkcsj Offline Send Email
Feb 5, 2004
2:16 am
Mike, A suggetion for the Yahoo Group set up. You can set the default display for the calendar to Month, instead of day. Only the Owner or moderator can do...
166 d_kodama Offline Send Email Feb 5, 2004
2:37 am
Mike & Carey, I went ahead and set the calendar option since probably no one was concerned about the setting before anyway. Carey, check the "Files" section....
167 KCStarguy@...
kcstarguy2001 Offline Send Email
Feb 5, 2004
5:27 am
Roger It is always nice to see observations and photos from sites in the southern hemisphere that we can't see here. Nice site but for some reason, I have not ...
168 gvnn64 Offline Send Email Feb 5, 2004
11:38 am
... using ... Hello Dennis, as far as I know, there isn't yet a real standardization about CCD photometry of cometary comae. Some people is used to integrate...
169 Roger
rogerg_au Offline Send Email
Feb 5, 2004
2:07 pm
Eric, Thanks for your reply. That's odd that the animation isn't working for you. It did take me a couple of goes right now, but it did work on the second try....
170 Charles Bell
quantumhyper... Offline Send Email
Feb 5, 2004
7:46 pm
Most yahoo accounts come with about 30 megs of space in your briefcase or photos that you can put your pictures in. Many images when saved as jpg files should...
171 Mike Holloway
tricks46 Offline Send Email
Feb 5, 2004
8:20 pm
Charles is correct. The space is provided for members to use. Some may not have space to publish images and this will give those a place to go. If and when...
172 KCStarguy@...
kcstarguy2001 Offline Send Email
Feb 5, 2004
8:54 pm
Roger Thanks. I just has to wait a bit and the animation started to recycle and show. Nicely done. Meanwhile, I have used the freeware image j software with an...
173 D. Kodama
d_kodama Offline Send Email
Feb 5, 2004
10:06 pm
I might add that if you use the group's file or photo section to post an image, you might want to create folder with your name on it and place your images in...
174 Mike Holloway
tricks46 Offline Send Email
Feb 8, 2004
3:09 am
Just between Moonrise and Sunset, I managed a number of shots. This is a composit of 5x120 sec exp with the 4" and ccd. Tail is strange once again and...
175 terryjlovejoy Offline Send Email Feb 8, 2004
1:03 pm
Hi, For all the northerners on the list Q4 is developing nicely, and tonight there was a narrow margin between end of astronomical twilight and moonrise. I...
177 Dennis Persyk
dennis_persyk Offline Send Email
Feb 8, 2004
7:31 pm
I imaged T7 between twilight and moonrise but lost precious time focusing and positioning. There is a hint of two tails. I did manage to capture magnitude...
178 Alan Cahill
alcahill2001 Offline Send Email
Feb 9, 2004
7:03 pm
Hi there, Just a quick note to say Hi to everyone. I was recommended to this group by Dennis Persyk, who I know through the LX90 group. My main field of...
179 Juan Lacruz
juan_lacruz Offline Send Email
Feb 12, 2004
10:21 am
I've posted the last night's composition of C/2002 T7 http://www.geocities.com/juan_lacruz/Comets/C2002T7_20040211_J87.jpg Juan...
180 Mike Holloway
tricks46 Offline Send Email
Feb 13, 2004
3:16 am
Comet is becoming harder to image. The streak from the right (west) side of the image to the comet is the 2nd mag star playing tricks. This star and the lower...
181 Comet-Images@yahoogro... Send Email Feb 15, 2004
10:11 am
Hello, This email message is a notification to let you know that a file has been uploaded to the Files area of the Comet-Images group. File : /CAST...
182 Mike Holloway
tricks46 Offline Send Email
Feb 16, 2004
3:17 am
I cut the image time from 120 sec to 60 sec each and doubled the exposures from 5 to 10. It is a shame that our position is not a little better. This image...
183 Michael Caligiuri
michael_cali... Offline Send Email
Feb 16, 2004
3:39 am
Very nice image Mike. I hope to get out this weekend and try this comet with my new 480mm F6 refractor. Can I assume the gradient in the lower right is light...
184 Mike Holloway
tricks46 Offline Send Email
Feb 16, 2004
3:12 pm
Thanks. The gradient in this case is caused by bad flatts. I am pretty sure the position of the camera moved so today I will create some new flatts to apply....
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