BUBBLE NEBULA BY LUIS EGUREN

This image of the Bubble Nebula was taken by Luis Eguren on September 29, 2007. Specs: 3 x 120 sec, using a DS-10

---

VACATION PICTURES BY LUIS EGUREN

1 - M13, NGC 6207, 30s x 16 Plus 15s x 50B
2 - M13, DS-10, 5 minutes, 20x 15 sec LRGB
3 - M16, RGB, MN56, 5 x 5min
4 - M27, July 16, DS-10, LRGB
5 - M57, DS-10, 15s x 20, LRGB

6 - NGC 6946, DS-10, 5 x 5min, LRGB
7 - NGC 7331, DS-10, 5 x 5min, LRGB
8 - Helix Nebula, RGB, StarBlast scope, 3 x 5min
9 - M11, StarBlast scope, 25 minutes, 5 x 5min, LRGB
10 - M15, StarBlast scope, 25 minutes, 5 x 5min, LRGB

11 - M8, 90mm lens, LRGB, 25 minutes 5 x 5min
12 - M16 Omega Nebula and M17 Eagle Nebula, 90mm, LRGB
13 - M33, StarBlast scope, 25 minutes, 5 x 5min, LRGB
14 - M45, Semiapro, 90mm lens, 3 x 5min, LRGB
15 - M20 Trifid Nebula, StarBlast scope, 25 minutes, 5 x 5min, LRGB

Images 1 - 7 were taken from Luis Eguren's backyard in Montreal, using a DS-10, 10" F/4.5 telescope.
Images 8 - 15 were taken in Cape Cod, mostly with a StarBlast 4.5" F/4 telescope. Most images are 25 minutes total (5 frames x 300 sec (5 min)). For widefield shots, Luis used a 90mm F/4 lens for similar exposure.

---

M13 BY MARC RICARD

Stack of 11 x 1 min lights calibrated with 10 x 1 min darks,
flats and biases in MaxDL. Note NGC 6208 in the bottom right hand corner.

---

M27 BY BOB CADLOFF

Image taken with a Canon 20dA, using a 70mm reflector , 24 exposures of 60 seconds

---

MESSIER OBJECTS BY LUIS EGUREN

1 - M13 - 10 f45, 60 x 20 sec magn, taken from Montreal
2 - M27 - 5 f6, 10 x 45 sec magn, IR UV blo
3 - M31 - 50mm lens at f4, 5 x 30 sec magn, taken from Wooly Woods
4 - M33 - 90mm lens at f4, 10 x 60 sec magn
5 - M57 - 10mm lens at f45, 50 x 15 sec magn, taken from Montreal

6 - M27, I6 X 300 sec X L RGB (4 colours) ie 30min each colour + luminance