This cluster pretty much fills the frame. These stars sit about 850 light years distant. The cluster was discovered in 1949 when a Puerto Rican Astronomer noticed these stars were all of a similar type.
Imaged with Canon 450D and Skywatcher 80ED. 3 x 2 Minute exposures.Processed in Nebulosity and Photoshop.
Astronomy and Astrophotography by Michael Booth. I live in the south of Tasmania and in the breaks between the cloudy days and nights I like to get outside and enjoy observing and photographing the night sky.
Saturday, July 29, 2017
Thursday, July 27, 2017
4 Star Clusters in Scorpius
NGC6259 (Bottom Left) 3200 light years distant
NGC6249 (Left of Centre) 3400 light years distant
Lynga 14 (Top Centre) 2900 light years distant
NGC6250 (Centre Right) 2800 light years distant
Bright stars (Lower Centre) 184 and 1553 light years distant
NGC6249 (Left of Centre) 3400 light years distant
Lynga 14 (Top Centre) 2900 light years distant
NGC6250 (Centre Right) 2800 light years distant
Bright stars (Lower Centre) 184 and 1553 light years distant
Globular and Open Star Clusters and a Nebula
Globular Cluster NGC 6397 7500 light years distant, Bright star(bottom left) Pi Arae146 light years distant.
Tarantula Nebula NGC2070 160,000 light years distant in Large Magellanic Cloud outside Milky Way.
Open Star Cluster (Bottom Left) IC4651, 2900 light years distant, Small Globular Cluster NGC6352(bottom Right) 18000 light years distant, Bright Star Alpha Arae (Top Left) 267 light years distant.
Globular (Caccciatore)Cluster NGC6541 24000, light years distant. Three bright stars nearby to the right are all within 1000 light years distant. Brightest is HIP 88726A et.al. (double star) and Small Red Star below and centre is V712 CrA et.al. is a pulsating variable star.
Tarantula Nebula NGC2070 160,000 light years distant in Large Magellanic Cloud outside Milky Way.
Open Star Cluster (Bottom Left) IC4651, 2900 light years distant, Small Globular Cluster NGC6352(bottom Right) 18000 light years distant, Bright Star Alpha Arae (Top Left) 267 light years distant.
Globular (Caccciatore)Cluster NGC6541 24000, light years distant. Three bright stars nearby to the right are all within 1000 light years distant. Brightest is HIP 88726A et.al. (double star) and Small Red Star below and centre is V712 CrA et.al. is a pulsating variable star.
Wednesday, July 26, 2017
Three Different Catalogues, Three Faint Open Clusters
Top Left RU127 (RU short for "J.Ruprecht" the cataloger)
Centre NGC6400 (NGC or New General Catalogue featuring objects catalogued in the 19th Century)
Top Right CR338 (CR short for "Collinder" again the cataloger)
Centre Bottom Bright Star HD160688 about 694 light years distant.
Centre NGC6400 (NGC or New General Catalogue featuring objects catalogued in the 19th Century)
Top Right CR338 (CR short for "Collinder" again the cataloger)
Centre Bottom Bright Star HD160688 about 694 light years distant.
Just to help out a bit I have marked them here.
Tuesday, July 25, 2017
Far Off Globular Clusters M69 and NGC6652 and Bright Nearby Foreground Stars
Two globular clusters, bottom right is M69 at 29000 light years distant, and at 34000 light years NGC6652 at top left. The bright stars in the image range from just 400 to 1300 light years distant.
HR6188, NGC 6193, NGC 6167 and HD149835
Bright Star HR6188 Top Left,
'Nebulous' Open Star Cluster NGC6193 Top Middle,
Open Star Cluster NGC 6167 Bottom Left,
Gas Ejecting Star HD149835 Bottom Right.
'Nebulous' Open Star Cluster NGC6193 Top Middle,
Open Star Cluster NGC 6167 Bottom Left,
Gas Ejecting Star HD149835 Bottom Right.
Sunday, July 23, 2017
NGC 6231 and IC4628 Plus Zeta 1 and 2 Scorpii
NGC 6231 Open Star ClusterPlus Zeta 1 and 2 Scorpii Top Right .
IC4628 (The Prawn Nebula) Bottom Left.
IC4628 (The Prawn Nebula) Bottom Left.
Thursday, July 20, 2017
Tuesday, July 18, 2017
Star Clusters in Scorpius 15th July 2017
Messier 6 NGC 6405 Butterfly Cluster1600 light years distant
Messier 7 NGC6475 Ptolemy's Cluster 980 light years distant
NGC6124 C75 1700 light years distant
NGC6281 1600 light years distant
NGC 6231(Star Cluster top right) 4100 light years distant and IC4628( "Prawn Nebula" bottom left) 2700 light years distant
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