Every day our eyes catch the light of our memories – time spent with family, the journey to work, a special holiday, a beautiful sunset or a dark starlit night. Each image captured is a picture drawn in light – a photograph: only to be lost in our minds or forever forgotten. Nearly two hundred years ago a small group of amateur scientists achieved what had eluded mankind for centuries – the ability to capture a permanent record of an image seen by their own eyes – a moment in time frozen onto a surface. They had discovered Photography. They were the ‘Catchers of the Light’.
Monday, December 29, 2014
A Cosmic fairy tale
A Cosmic fairy tale , Soul Nebula (Sharpless 2-199, LBN 667) is emission nebulae in Cassiopeia. Several small open clusters are embedded in the nebula: CR 34, 632, and 634[citation needed] (in the head) and IC1848 (in the body). The object is more commonly called by the cluster designation IC1848.
Instruments and exposure data:
W.O FLT110 with dedicated TMB field flattenerFeatherTouch 3'' focuser
Starizona MicroTouch autofocuser
W.O ZS80 ED
SBIG ST10XME CFW9
Meade DSI
Filters: Ha 5nm Astrodon_S[II] 8nm Baader_O[III] 3nm Astrodon
Sky-Watcher EQ6 Pro
Ha:26*10min bin1x1
S[II]:31*10min bin1x1
O[III]:41*10min bin1x1
Total exposure time:16h20min
My Hubble Palette Image of the Soul Nebulae was published in the March/April edition of First Light Magazine , thanks to everyone at First Light Magazine.
First Light Magazine is a new kind of astronomy magazine ,fully digital and interactive. — πανευτυχής.
Sunday, November 23, 2014
A Cosmic Tale, the W5, a radio source within the Soul nebula
The W5, a radio source within the Soul nebula, spans an area of sky equivalent to four full moons and is about 6,500 light-years away in the constellation Cassiopeia. Like other massive star-forming regions, such as Orion and Carina, W5 contains large cavities that were carved out by radiation and winds from the region's most massive stars. According to the theory of triggered star formation, the carving out of these cavities pushes gas together, causing it to ignite into successive generations of new stars. The image in the gallery above contains some of the best evidence yet for the triggered star formation theory. Scientists analyzing the photo have been able to show that the ages of the stars become progressively and systematically younger with distance from the center of the cavities.
Soul Nebula (Sharpless 2-199, LBN 667) is emission nebulae in Cassiopeia. Several small open clusters are embedded in the nebula: CR 34, 632, and 634[citation needed] (in the head) and IC1848 (in the body). The object is more commonly called by the cluster designation IC1848.
http://en.wikipedia.org/wiki/Soul_Nebula#mediaviewer/File:Celestial_Valentine.jpg
Instruments and exposure data:
W.O FLT110 with dedicated TMB field flattener
FeatherTouch 3'' focuser
Starizona MicroTouch autofocuser
W.O ZS80 ED
SBIG ST10XME CFW9
Meade DSI
Filters:
Ha 5nm Astrodon
Sky-Watcher EQ6 Pro
Ha :26*10min bin1x1 (4 hours 20 min)
Athens,
Hellas
Tuesday, November 18, 2014
Sh 2-132
Sh 2-132 is a faint emission nebula in Cepheus and lies around 10,000 light-years away.
It is illuminated by two Wolf-Rayett stars and several OB stars.
Instruments and exposure data:
W.O FLT110 with dedicated TMB field flattener
FeatherTouch 3'' focuser
Starizona MicroTouch autofocuser
W.O ZS80 ED
SBIG ST10XME CFW9
Meade DSI
Filters:
Ha 5nm Astrodon
Sky-Watcher EQ6 Pro
Ha :46*10min bin1x1 (7 hours 40 min)
please open it in full resolution here http://www.astrobin.com/full/136150/0/?real=&mod= ...and enjoy
for a HST palette version please see here: http://www.astrobin.com/35012/C/
Animated presentation of successive processing steps.
clip 1 : the original Ha master frame deconvolved with LR in ccdstack
clip 2 : after Dynamic Background Extraction in pixinsight
clip 3 : after removing stars with Straton
clip 4 : high pass sharpening , local contrast tuning and noise reduction in photoshop
clip 5 : the final image with stars back, in their positions!!!!!
clip 2 : after Dynamic Background Extraction in pixinsight
clip 3 : after removing stars with Straton
clip 4 : high pass sharpening , local contrast tuning and noise reduction in photoshop
clip 5 : the final image with stars back, in their positions!!!!!
Sunday, November 9, 2014
NGC 2244
Instruments and exposure data:
W.O FLT110 with dedicated TMB field flattener and FeatherTouch 3'' focuser
Filter Astrodon Hα 5nm
SBIG ST10XME CFW9
Starizona MicroTouch autofocuser
EQ6
Hα:20*5min(bin1x1) total 1h40min
The Rosette Nebula is a large, circular H II region located near one end of a giant molecular cloud in the Monoceros region of the Milky Way Galaxy. The open cluster NGC 2244 is closely associated with the nebulosity, the stars of the cluster having been formed from the nebula's matter.
The cluster and nebula lie at a distance of some 5,200 light years from Earth (although estimates of the distance vary considerably) and measure roughly 130 light years in diameter. The radiation from the young stars excite the atoms in the nebula, causing them to emit radiation themselves producing the emission nebula we see. The mass of the nebula is estimated to be around 10,000 solar masses.
It is believed that stellar winds from a group of O and B stars are exerting pressure on interstellar clouds to cause compression, followed by star formation in the nebula. This star formation is currently still ongoing.
A survey of the nebula with the Chandra X-ray Observatory in 2001 has revealed the presence of very hot, young stars at the core of the Rosette Nebula. These stars have heated the surrounding gas to a temperature in the order of 6 million kelvins causing them to emit copious amounts of X-rays.
Monday, November 3, 2014
SH2-124 Pseudo RGB
Red=Ha_ Green=SII_ Blue= OIII
HISTORY = COMBINE: RGB created from the following SOURCEs
HISTORY = SOURCE0: Mean SH2-124 HaALL Deconvolved
HISTORY = SOURCE1: Mean SH2_SIIALL Deconvolved
HISTORY = SOURCE2: Mean sh2-124_OIIIALL Deconvolved
HISTORY = RGB color ratios: [1,36:0,48:1,16]
SAT_LEVE= 50000
FILESRC = 'FITS'
HISTORY = DECONVOLVE: Iterations = 30
Thursday, October 16, 2014
Sh2-124 modified HST palette
The SH2-124 is an emission nebula located in the constellation of Cygnus. It is very faint target and rarely imaged.
Instruments and exposure data:
W.O FLT110 with dedicated TMB field flattenerFeatherTouch 3'' focuser
Starizona MicroTouch autofocuser
W.O ZS80 ED
SBIG ST10XME CFW9
Meade DSI
Filters: Ha 5nm Astrodon_S[II] 8nm Baader_O[III] 3nm Astrodon
Sky-Watcher EQ6 Pro
Ha:50*10min bin1x1
S[II]:34*15min bin1x1
O[III]:39*15min bin1x1
Total exposure time:26h35min
Wednesday, October 1, 2014
Triangulum Galaxy M33 I love it !!!
This is an image with the same old data from Nov 2013 but with a new approach about processing .
I made a synthetic luminance layer from the whole of my frames. Then I apply about 30 iterations of selective deconvolution in ccdstack. With ''selective'' i mean: manual selection of the area for deconvolution.
And the question is :What is the exposure time in this image ?
the total exposure time is the sum of whole frames and that is or the sum of the separate master layers such as Lum LumSynth RedSynth(Red+Ha) and so on
Instruments and exposure data:
L_(RED+Ha)_Green_Blue
Lum :147*5min bin1x1 (12h 15min)
Red :35*6min bin 1x1(3h 30min)
Green :27*6min (2h 42min)
Blue:46*6min bin1x1(4h 36min)
Ha:23*10min bin1x1(3h 50min)
Total exposure time 26hours 53min
W.O FLT110 with dedicated TMB field flattener
FeatherTouch 3'' focuser
Starizona MicroTouch autofocuser
W.O ZS80 ED
SBIG ST10XME CFW9
Meade DSI
Filters: LRGB Baader Planetarium, 5nm Ha Astrodon
Sky-Watcher EQ6 Pro
Saturday, September 27, 2014
510 min Pure Explosion
Ha:10*5min bin1x1_46*10min bin1x1
thanks
revision B: the previous with 18 iterations Positive constraint and more contrast
Monday, September 22, 2014
Emission line data Moon
Pseudo RGB attempt, from emmision data Ha and OIII with synthetic Blue.
Red=Ha_ Green=OIII_ Blue= 33%Ha+67%OIII
too many "lies"...in one image, but the result is quite similar to RGB.
Sunday, September 14, 2014
SH 2-124 Emission nebula
No, it's not the Trifid nebula , this is the SH2-124,an emission nebula located in the constellation of Cygnus. It is a faint target, rarely imaged.
Instruments and exposure data:
W.O FLT110 with dedicated TMB field flattener
FeatherTouch 3'' focuser
Starizona MicroTouch autofocuser
W.O ZS80 ED
SBIG ST10XME CFW9
Meade DSI
Filters: Ha 5nm Astrodon_S[II] 8nm Baader_O[III] 3nm Astrodon
Sky-Watcher EQ6 Pro
Ha:50*10min bin1x1
Total exposure time:8h20min
Thursday, August 28, 2014
SH 2-115 and Berkeley 90
Sharpless 115 stands just north and west of Deneb. Noted in the 1959 catalog by astronomer Stewart Sharpless (as Sh2-115) the faint but lovely emission nebula lies along the edge of one of the outer Milky Way's giant molecular clouds, about 7,500 light-years away. Shining with the light of ionized atoms of hydrogen, sulfur, and oxygen in this Hubble palette color composite image, the nebular glow is powered by hot stars in star cluster Berkeley 90. The cluster stars are likely only 100 million years old or so and are still embedded in Sharpless 115. But the stars' strong winds and radiation have cleared away much of their dusty, natal cloud. At the emission nebula's estimated distance, this cosmic close-up spans just under 100 light-years.
For collecting the photons i wanted , i had to face extremely bad atmospheric conditions, such as high humidity and temperature, in all 5 nights that needed for completion the whole project.
It is a beautiful object but very faint particulary in OIII and SII with complex structures.
Hope you like it ...!
Instruments and exposure data:
Starizona MicroTouch autofocuser
W.O ZS80 ED
SBIG ST10XME CFW9
Meade DSI
Filters: Ha 5nm Astrodon_S[II] 8nm Baader_O[III] 3nm Astrodon
Sky-Watcher EQ6 Pro
Ha:60*10min bin1x1
S[II]:19*15min bin1x1
O[III]:23*15min bin1x1_35*10min_bin1x1
Total exposure time:26h20min
Astrobin Image of the Day 31 Aug 2014
W.O FLT110 with dedicated TMB field flattener
FeatherTouch 3'' focuserStarizona MicroTouch autofocuser
W.O ZS80 ED
SBIG ST10XME CFW9
Meade DSI
Filters: Ha 5nm Astrodon_S[II] 8nm Baader_O[III] 3nm Astrodon
Sky-Watcher EQ6 Pro
Ha:60*10min bin1x1
S[II]:19*15min bin1x1
O[III]:23*15min bin1x1_35*10min_bin1x1
Total exposure time:26h20min
Astrobin Image of the Day 31 Aug 2014
Friday, August 15, 2014
M17 in Ha light
The Omega Nebula, also known as the Swan Nebula, Checkmark Nebula, Lobster Nebula, and the Horseshoe Nebula[1][2] (catalogued as Messier 17 or M17 and as NGC 6618) is an H II region in the constellationSagittarius. It was discovered by Philippe Loys de Chéseaux in 1745. Charles Messier catalogued it in 1764. It is located in the rich starfields of the Sagittarius area of the Milky Way.
The Omega Nebula is between 5,000 and 6,000 light-years from Earth and it spans some 15 light-years in diameter. The cloud of interstellar matter of which this nebula is a part is roughly 40 light-years in diameter and has a mass of 30,000 solar masses.[3] The total mass of the Omega Nebula is an estimated 800 solar masses.It is considered one of the brightest and most massive star-forming regions of our galaxy.An open cluster of 35 stars lies embedded in the nebulosity and causes the gases of the nebula to shine due to radiation from these hot, young stars; however the actual number of stars in the nebula is much higher - up to 800, 100 of spectral type earlier than B9, and 9 of spectral type O,plus >1000 stars in formation on its outer regions.
This is an early version in Ha light only.
W.O FLT110 with dedicated TMB field flattener
FeatherTouch 3'' focuser
Starizona MicroTouch autofocuser
W.O ZS80 ED
SBIG ST10XME CFW9
Meade DSI
Filters: Ha 5nm Astrodon
Sky-Watcher EQ6 Pro
Ha:13*10min bin1x1
Total exposure time:2h10min
Astrobin Image of the Day 17 Aug 2014
Thursday, June 12, 2014
M16 the Eagle Nebula
Tricolor Emmision Line image
S[II] 8nm(Red)_Ha 5nm(Green)_O[III] 3nm(Blue)
W.O FLT110 with dedicated TMB field flattener
FeatherTouch 3'' focuser
Starizona MicroTouch autofocuser
W.O ZS80 ED
SBIG ST10XME CFW9
Meade DSI
Filters: Ha 5nm Astrodon_S[II] 8nm Baader_O[III] 3nm Astrodon
Sky-Watcher EQ6 Pro
Ha:39*10min bin1x1
S[II]:22*10min bin1x1
O[III]:17*15min bin1x1_26*10min_1*6min bin1x1
Total exposure time:18h50min
Astrobin Image of the Day 14 Jun 2014
Labels:
Astrodon,
Eagle Nebula,
Emission nebula,
Forming gas,
H II region,
H-alpha,
Hubble Space Telescope,
Jean-Philippe de Cheseaux,
Nebula,
Nebulae,
Open cluster,
Pillars of Creation,
Serpens,
Star cluster
Saturday, May 31, 2014
M16 the Eagle Nebula
This is an early version image of the M16 nebula,in Ha 5nm filter.
No crop , no noise reduction, just deconvolved and sharpen in ccdstack2 and then, contrast adjustement in photoshop.
Tonight , if i'm lucky i will continue with OIII ......
Instruments and exposure data:
W.O FLT110 with dedicated TMB field flattener
FeatherTouch 3'' focuser
Starizona MicroTouch autofocuser
W.O ZS80 ED
SBIG ST10XME CFW9
Meade DSI
Filters: Ha 5nm Astrodon
Sky-Watcher EQ6 Pro
Ha:39*10min bin1x1
Astrobin Image of the Day 3 Jun 2014
Saturday, May 24, 2014
The Flaming Star Nebula - IC 405
HaRGB technique it's not my favorite, but it's the only way to show this dramatic flaming view !!!
Ha (Ha+R)GB
Ha:80'(8x10') R:50'(10x5') G:50'(10x5') B:80'(16x5')
total exposure 260min
Instruments and exposure data:
W.O FLT110 with dedicated TMB field flattener and FeatherTouch 3'' focuser
Starizona MicroTouch autofocuser
SBIG ST10XME CFW9
Filter Astrodon Hα 5nm
Astrodon RGB Filters
EQ6
Astrobin Image of the Day 27 May 2014
Friday, May 9, 2014
M13 GLOBULAR CLUSTER
M13 was discovered by Edmond Halley in 1714, and catalogued by Charles Messier on June 1, 1764.With an apparent magnitude of 5.8, it is barely visible with the naked eye on a very clear night. Its diameter is about 23 arc minutes and it is readily viewable in small telescopes. Nearby is NGC 6207, a 12th magnitude edge-on galaxy that lies 28 arc minutes directly north east. A small galaxy, IC 4617, lies halfway between NGC 6207 and M13, north-northeast of the large globular's center.
M13 is about 145 light-years in diameter, and it is composed of several hundred thousand stars, the brightest of which is the variable starV11 with an apparent magnitude of 11.95. M13 is 25,100 light-years away from Earth.
Instruments and exposure data:
W.O FLT110 with dedicated TMB field flattener
FeatherTouch 3'' focuser
Starizona MicroTouch autofocuser
W.O ZS80 ED
SBIG ST10XME CFW9
Meade DSI
Filters: LRGB Baader Planetarium
Sky-Watcher EQ6 Pro
L:60*3min bin1x1
R:15*3min bin1x1
G:15*3min bin1x1
W.O FLT110 with dedicated TMB field flattener
FeatherTouch 3'' focuser
Starizona MicroTouch autofocuser
W.O ZS80 ED
SBIG ST10XME CFW9
Meade DSI
Filters: LRGB Baader Planetarium
Sky-Watcher EQ6 Pro
L:60*3min bin1x1
R:15*3min bin1x1
G:15*3min bin1x1
Monday, April 21, 2014
NGC 2174 The Monkey Head Nebula
NGC 2174 (also known as Monkey Head Nebula) is an H II[1] emission nebula located in the constellation Orion and is associated with the open star cluster NGC 2175.[1] It is thought to be located about 6,400 light-years away from Earth.
Instruments and exposure data:
W.O FLT110 with dedicated TMB field flattener
FeatherTouch 3'' focuser
Starizona MicroTouch autofocuser
W.O ZS80 ED
SBIG ST10XME CFW9
Meade DSI
Filters: Ha 5nm Astrodon_RGB Baader Planetarium
Sky-Watcher EQ6 Pro
Tricolor Emmision Line image
S[II] 8nm(Red)_Ha 5nm(Green)_O[III] 3nm(Blue)
Modified Hubble Palette
S[II] 4*10min+5Ha 5*10min_Ha 14*10min_ O[III] 23*10min
total exposure time : 1080min (18h)
L(S[II]+Ha+O[III])_Red(S[II]+Ha)_Green(Ha)_Blue(O[III])
Ha:14*10min bin1x1
S[II]:4*10min bin1x1
O[III]:23*10min bin1x1
Total exposure time:6h50min
Astrobin Image of the Day 24 Apr 2014
Tuesday, April 8, 2014
Sunday, April 6, 2014
Dumbbel Nebula M27
The Dumbbell Nebula (also known as Messier 27, M 27, or NGC 6853) is a planetary nebula (PN) in the constellation Vulpecula, at a distance of about 1,360 light years.
This object was the first planetary nebula to be discovered; by Charles Messier in 1764. At its brightness of visual magnitude 7.5 and its diameter of about 8 arcminutes, it is easily visible in binoculars, and a popular observing target in amateur telescopes.
W.O FLT110 with dedicated TMB field flattener
FeatherTouch 3'' focuser
Starizona MicroTouch autofocuser
W.O ZS80 ED
SBIG ST10XME CFW9
Meade DSI
Filters: Ha 5nm Astrodon_RGB Baader Planetarium
Sky-Watcher EQ6 Pro
L(Ha+Red)_Red(Ha+Red+Red)_Green_Blue
Ha:10*5min bin1x1_46*10min bin1x1
Red:28*4min bin1x1
Green:29*4min bin1x1
Blue:25*4min bin1x1
Total exposure time:13h58min
For full resolution please see in Astrobin
Red:28*4min bin1x1
Green:29*4min bin1x1
Blue:25*4min bin1x1
Total exposure time:13h58min
For full resolution please see in Astrobin
Sunday, March 23, 2014
Leo Triplet_reprocessed
The Leo Triplet (also known as the M66 Group) is a small group of galaxies about 35 million light-years away in the constellation Leo. This galaxy group consists of the spiral galaxies M65, the M66, and the NGC 3628
W.O FLT110 with dedicated TMB field flattener
FeatherTouch 3'' focuser
Starizona MicroTouch autofocuser
W.O ZS80 ED
SBIG ST10XME CFW9
Meade DSI
Filters: LRGB Baader Planetarium, IDAS LPS
Sky-Watcher EQ6 Pro
Red:36*5(18bin1x1_18bin2x2)
Green:36*5(18bin1x1_18bin2x2)
Blue:44*5(24bin1x1_20bin2x2)
Total exposure time:23h10min
Astrobin Image of the Day 31 Mar 2014
Sunday, March 16, 2014
NGC 7635: THE BUBBLE NEBULA
NGC 7635, also called the Bubble Nebula and Sharpless 162, is a H II region[2] emission nebula in the constellation Cassiopeia. It lies close to the direction of the open cluster Messier 52. The "bubble" is created by the stellar wind from a massive hot, 8.7[2] magnitude young central star, the 15 ± 5 M☉[4] SAO 20575 (BD+60 2522).[7] The nebula is near a giant molecular cloud which contains the expansion of the bubble nebula while itself being excited by the hot central star, causing it to glow.[7] It was discovered in 1787 by Friedrich Wilhelm Herschel.[6] The star SAO 20575 or BD+602522 is thought to have a mass of 10-40 Solar masses.
Tricolor Emission Line Image
Instruments and exposure data:
W.O FLT110 with dedicated TMB field flattener
FeatherTouch 3'' focuser
Starizona MicroTouch autofocuser
W.O ZS80 ED
SBIG ST10XME CFW9
Meade DSI
Filters:
SII 8nm Baader Planetarium
Ha 5nm Astrodon
OIII 8.5nm Baader Planetarium
Sky-Watcher EQ6 Pro
SII :26*10min bin1x1
Ha :20*10min bin1x1
OIII:24*10min bin1x1
Total exposure time:11h40min
Instruments and exposure data:
W.O FLT110 with dedicated TMB field flattener
FeatherTouch 3'' focuser
Starizona MicroTouch autofocuser
W.O ZS80 ED
SBIG ST10XME CFW9
Meade DSI
Filters:
SII 8nm Baader Planetarium
Ha 5nm Astrodon
OIII 8.5nm Baader Planetarium
Sky-Watcher EQ6 Pro
SII :26*10min bin1x1
Ha :20*10min bin1x1
OIII:24*10min bin1x1
Total exposure time:11h40min
Saturday, March 8, 2014
SH 2 171 modified Hubble palette _ reworked
Cosmic pillars of cold molecular gas and clouds of dark dust lie within Sharpless 171, a star-forming region some 3,000 light-years away in the royal constellation Cepheus. This tantalizing false-color skyscape spans about 20 light-years across the nebula's bright central region. It also highlights the pervasive glow of emission from atomic gas using narrowband filters and a color palette made popular in Hubble Space Telescope images. Powering the nebular glow are the young, hot stars of a newly formed cluster, Berkeley 59. Of course, this star-forming region is entry number 171 in the famous 1959 catalog of emission nebulae compiled by astronomer Stewart Sharpless.
explanation from : NASA apod 2008 October
Tricolor Emission Line Image
Instruments and exposure data:
W.O FLT110 with dedicated TMB field flattener
FeatherTouch 3'' focuser
Starizona MicroTouch autofocuser
W.O ZS80 ED
SBIG ST10XME CFW9
Meade DSI
Filters:
SII 8nm Baader Planetarium
Ha 5nm Astrodon
OIII 8.5nm Baader Planetarium
Sky-Watcher EQ6 Pro
SII :30*15min bin1x1
Ha :30*15min bin1x1
OIII:30*15min bin1x1
Total exposure time:22h30min
SII :30*15min bin1x1
Ha :30*15min bin1x1
OIII:30*15min bin1x1
Total exposure time:22h30min
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