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  1. Replies
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    50,284

    Hi, I totally agree with Jimi's opinion - really...

    Hi,
    I totally agree with Jimi's opinion - really hard to pick 5...

    1. NGC 5371
    2. NGC 3395/6
    3. NGC 4565
    4. NGC 7331 and friends
    5. M 82
  2. Hi, to me, this PN is not that spectacular.......

    Hi,
    to me, this PN is not that spectacular.... Sorry, but it's not one of my favorites. Here is my sketch from January 2011, made with 12" at 208x with [OIII]-filter
    2907
  3. Hi, here is my sketch from February 2015,...

    Hi,
    here is my sketch from February 2015, observed with 24"-dobsonian at 80x witt [OIII]-filter
    2906
    Due to my conditions, I can't reach as many details as Bertrand...
  4. Thread: NGC 5371

    by Daniel_Sp
    Replies
    7
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    93,694

    Hi Uwe, you make me looking really bad......

    Hi Uwe,
    you make me looking really bad...
    Honestly: Very good sketch - I simply can't keep up with your conditions...
  5. Thread: NGC 5371

    by Daniel_Sp
    Replies
    7
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    93,694

    @ Steve: Your report is very close to my sketch!...

    @ Steve: Your report is very close to my sketch!

    @ Peter: If I remember correctly, I haven't seen a photograph of NGC 5371 before either. During observation I was suprised how many details became...
  6. Replies
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    47,886

    Asterisms of the NGC

    Hi everyone,
    I do not really know in which board to post... Asterisms are not "standard object" that we target, so I decided to post my question here...

    The NGC contains asterisms,...
  7. Thread: NGC 5371

    by Daniel_Sp
    Replies
    7
    Views
    93,694

    NGC 5371

    Hi everyone!
    NGC 5371 is a face-on spiral galaxy in the constellation CVn. With an apparent brightness of 10.6 mag and a surface brightness of 13.4 mag, this object might be interesting for...
  8. Hi Rolando, nice choice! You are absolutely...

    Hi Rolando,
    nice choice! You are absolutely right: This galaxy and its companions is often neglected by visual observers but not by photographers...
    Here is my resulting sketch from my observation...
  9. Hi all, similar to Uwe, I observed a third of...

    Hi all,
    similar to Uwe, I observed a third of the triplett. Here is my sketch with 24", at 421x
    2631
  10. Hi Mark, I've observed the PN several years ago...

    Hi Mark,
    I've observed the PN several years ago with a 12" newtonian at 208x magnification with [OIII]-filter. Here is my sketch:
    2604
  11. Hi Uwe, I actually observed this pair on may...

    Hi Uwe,
    I actually observed this pair on may 21st with typical conditions in the Münsterland. Here is my sketch with 24" at 252x magnification.
    2572

    I definitively have not the conditions you...
  12. Hi all, nice pick and one of my favorite edge-on...

    Hi all,
    nice pick and one of my favorite edge-on galaxies. I've observed it several years ago with my 12"-newtonian at 79x
    2563
  13. Replies
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    34,158

    Hi Steve, I'm currently in Honolulu and got an...

    Hi Steve,
    I'm currently in Honolulu and got an issue! Thanks for the hint!
  14. Replies
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    Hi, the primary mirror should be no problem...

    Hi,
    the primary mirror should be no problem because of its rotational symmetry. Only the secondary leads to trouble - or hard calculation :)
    best regards + CS
    Daniel
  15. Replies
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    Hi Akarsh, thanks for your reply and your nice...

    Hi Akarsh,
    thanks for your reply and your nice comments!
    You are right, but the procedure as I showed here is not completely correct: I observed with a Newton and the secondary mirror is a major...
  16. Hi Uwe, really hot objects... I've already seen...

    Hi Uwe,
    really hot objects... I've already seen your sketches on your homepage, since I check your site pretty often to get inspired for my own upcoming observations.
    I'm not sure if I might see...
  17. Replies
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    2,661

    Is that Seirios B?

    Hello everyone,
    In one of the last nights I tried to observe Seirios B. I'm not convinced if I was successful, so I ask you. The observation was made at 421x with a 24" dobsonian. Orientation is...
  18. Hi Uwe, great sketch! Even with 24" and almost...

    Hi Uwe,
    great sketch! Even with 24" and almost 17 years experience I'm still 'afraid' of ICs, perhaps because of my bad conditions... But I really have to give IC 342 a try...

    CS, Daniel
  19. Hi Uwe, these objects show the high quality of...

    Hi Uwe,
    these objects show the high quality of your mirror! I had the pleasure to observe NGC 604 a few years ago in the 44"-Nowton in the Melle-observatory. But we (Peter and myself) only observed...
  20. Hi, great choice! One of the coolest PN in the...

    Hi,
    great choice! One of the coolest PN in the skies. Here is my sketch, made with 24", 421x and UHC-filter:
    2303

    best regards + CS
    Daniel
  21. Replies
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    26,760

    The Stokes Parameter of M 1

    Hello everybody,
    although M1 is an "everyday object", this topic would fit into the board "Off the beaten path" as well, because the imaging/sketching technique is really far off the beaten path! ...
  22. Hi, I've always had trouble with this PN, I...

    Hi,
    I've always had trouble with this PN, I don't know why... This is an observation sketch made witha 12" dobsonian:
    2117
    power: 412 with [OIII] filter.
  23. Replies
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    Hey guys, thanks! @ Howard: It's pretty easy -...

    Hey guys,
    thanks!
    @ Howard: It's pretty easy - I use the program imageJ. Its for free and originally made for usage in medicin. You can split a color image in its RGB channels or merge black/white...
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    M 27 in bicolor

    Hello everybody,
    about two years ago, I tried to make a bicolor of M 27. [OIII] is encoded in blue, H-beta is encoded red. In addition I generated a synthetic green channel from the sum of [OIII]...
  25. Thread: DG 187

    by Daniel_Sp
    Replies
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    9,720

    Hey Uwe, I saw your sketch already on your...

    Hey Uwe,
    I saw your sketch already on your homepage. Great observation! You definetively have better conditions than I have in the "far north"...

    Merry Christmas
    Daniel
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