This page is simply a listing of all objects on my ccd site by their type ...
Click to Go To:
Bright Nebulae, Dark Nebulae, Galaxies, Globular Clusters, Open Clusters, Planetary Nebulae
Link to a brief explanation of prefixes
If there is more than one type of prominent object in the field, they will be listed separately in their respective categories
Bright Nebulae
Explanation (brief) of "Class" description found on my pages; from SKY CATALOGUE 2000.0 and SHARP2
Sky Catalogue 2000.0
Type: E = emission, R = reflection
Brightness: 1 (brightest) to 6 (faintest) based on POSSI red plates
Shape: Ir = irregular, E = elliptical, C = circular
Structure: A = amorphous, F = filamentary
Sharpless
Form: 1 = circular, 2 = elliptical, 3 = irregular
Structure: 1 (amorphous ) to 3 (filamentary)
Brightness: 1 (faintest) to 3 (brightest)
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IC 410 (NGC 1893 is Open Cluster) ... Class: Emission; 3 2 3
IC 417 (Stock 8 is Open Cluster) ... Class: Emission; 3 2 3
IC 1871 ... Class: Emission; 3 2 3
IC 4954, IC 4955 (includes Open Cluster Roslund 4) ... Class: Reflection
IC 5146 (includes Open Cluster Collinder 470) ... the "Cocoon" ... Class: 2 2 3
NGC 281 (includes Open Cluster IC 1590)... Class: Emission; 3 2 3
NGC 896 ... Class: Emission
NGC 1333 ... Class: Reflection (complex area)
NGC 1435 / 1432 ... M 45 ... Class: Reflection
NGC 1554 / NGC 1555 ... Class: Reflection + Emission; 3 2 3
NGC 1952 ... M 1 ... Class: Emission; 2 3 3 (Supernova Remnant)
NGC 1975/1973 (includes Open Cluster NGC 1977) ... Class: Emission; 3 2 3
NGC 1982 ... M 43 ... Class: Emission
NGC 2024 ... Class: Emission
NGC 2068 ... M 78 ... Class: Reflection
NGC 2174 (includes Open Cluster NGC 2175) ... Class: Emission; 3 2 3
NGC 2261 ... Class: Emission + Reflection (var)
NGC 6514 (listed as Nebula + Cluster) ... M 20 ... Class: 3 3 3
NGC 6820 (includes Open Cluster NGC 6823)... Class: 1 2 2
NGC 6888 ... the "Crescent" ... Class: 2 3 3
NGC 7023 (listed as Cluster [Cr 427] + Nebulosity) ... Class: Reflection
NGC 7538 ... Class: Emission; 2 3 3
NGC 7635 ... the "Bubble" ... Class: Emission; 3 3 3
Sh2-45 (listed as Nebula + Cluster) ... M 17 ... Class: Emission; 3 3 3
Sh2-173 (includes Open Cluster Mayer 1) ... Class: 1 2 2
Sh2-237 (includes Open Cluster NGC 1931) ... Class: Emission; 3 2 3
Sh2-273 ... the "Cone" ... Class: 3 2 3
vdB 4 (imaged with NGC 225) ... Class: Reflection
vdB 31 (imaged with B 26 / B 27 / B 28) ... Class: Reflection
vdB 111 ... Class: Reflection
vdB 142 ... Class: Reflection
"Class" description found on my pages; from SKY CATALOGUE 2000.0
Opacity = 1 (least opaque) to 6 (most opaque)
Shape = Ir - irregular, E - elliptical, C - circular, Co - cometary, K - kidney, S - S-shaped
A "G" is appended if the nebula is or includes a globule (e.g. '5 E G')
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B 9 area ... Class: (4 Ir?)
B 23 ... Class: -- (4 C?)
B 25 ... Class: --
B 26 / B 27 / B 28 (includes vdB 31) ... all Class: 6 Ir
B 29 ... Class: 6 C
B 33 (IC 434 and NGC 2023) ... the "Horsehead" ... Class: 4 Ir
B 34 ... Class: 4 C G
B 47 ... Class: 6 Ir
B 57 ... Class: 6 E G
B 62 ... Class: 6 Ir
B 68 / B 69 / B 70 ... Class: 6 K G / 6 Ir / 4 K G
B 72 ... the "Snake" ... Class: 6 S G
B 84a ... Class: 5 C
B 86 (includes Open Cluster NGC 6520)... Class: 5 Ir G
B 92 and B 93 ... Class: 6 E G and 4 Co G
B 104 ... Class: 5 (L-shaped)
B 127 / B 129 / B 130 ... Class: 5 Ir (all)
B 143 ... Class: 6 Ir
B 147 ... Class: 1 Ir ?
B 238 ... Class: 6 Ir
B 334 / B 336 / B 337 (LDN 701) ... Class: 4 Ir (LDN 701)
B 340 ... Class: Ir
B 342 (imaged with Open Cluster IC 1311) ... Class: 5 Ir
B 343 ... Class: 5 Ir G
B 347 ... Class: 5
LDN 1105 (includes Bright Nebula vdB 142) ... Class: --
LDN 1522 (B 222 ?) ... Class: --
"Class" description found on my pages; from RC3, PGC
Magnitude, if known: blue, visual or photographic. Only galaxies from the RC3 include this information
Size: Major Axis x Minor Axis. For RC3 galaxies, these values are the apparent isophotal dimensions at or reduced to a surface brightness of 25.0 B-magnitude per square degree
Class: for RC3 galaxies, The revised Hubble classification system; for PGC galaxies, four codes;
1) E for elliptical, L for lenticular, S for spiral, I for irregular
2) B if a bar or semi-bar structure is present
3) R if an inner or outer ring is present
4) M for multiple or possibly interacting galaxies
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IC 10 ... Class: IBm
IC 1613 ... Class: IB(s) m
NGC 205 ... M 110 ... Class: E5 pec
NGC 221 (imaged with NGC 206, a knot in the arm M 31) ... M 32 ... Class: cE2
NGC 404 ... Class: SA(s)0-:
NGC 598 ... M 33 ... Class: SA(s)cd
NGC 628 ... M 74 ... Class: SA(s)c
NGC 925 ... Class: SAB(s)d
IC 983 (Arp 117) ... Class: SB(r)bc
NGC 1023 ... Class: SB(rs)0-
NGC 1055 ... Class: SBb: sp
NGC 1068 ... M 77 ... Class: (R)SA(rs)b
NGC 1272 and NGC 1275 ... center of AGC 426 ... Class: E+ and Peculiar
NGC 2903 ... Class: SAB(rs)bc
NGC 3003 ... Class: Sbc?
NGC 3031 ... M 81 ... Class: SA(s)ab
NGC 3034 ... M 82 ... Class: I0 sp
NGC 3184 ... Class: SAB(rs)cd
NGC 3379 (includes NGC 3384 & 3389) ... M 105 (group) ... Class: E1
NGC 3556 ... M 108 ... Class: SB(s)cd sp
NGC 3623 (imaged with M 66) ... M 65 ... Class: SAB(rs)a
NGC 3627 (imaged with M 65) ... M 66 ... Class: SAB(s)b
NGC 3628 ... Class: Sb pec sp
NGC 3992 ... M 109 ... Class: SB(rs)bc
NGC 4026 ... Class: S0 sp
NGC 4258 ... M 106 ... Class: Sb
NGC 4321 ... M 100 ... Class: SAB(s)bc
NGC 4374 (imaged with NGC 4406) ... M 84 ... Class: E1
NGC 4382 ... M 85 ... Class: SA(s)0+ pec
NGC 4406 (imaged with NGC 4374) ... M 86 ... Class: E3
NGC 4449 ... Class: IBm
NGC 4486 ... M 87 ... Class: E +0-1 pec
NGC 4565 ... Class: SA(s)b? sp
NGC 4594 ... M 104 ... Class: SA(s)a sp
NGC 4631 ... Class: SB(s)d sp
NGC 4649 ... M 60 ... Class: E2
NGC 4725 ... Class: SAB(r)ab pec
NGC 4736 ... M 94 ... Class: (R)SA(r)ab
NGC 4754 (imaged with NGC 4762) ... Class: SB(r)0-:
NGC 4762 (imaged with NGC 4754) ... Class: SB(r)^? sp
NGC 4826 ... M 64 ... Class: (R)SA(rs)ab
NGC 4866 ... Class: SA(r)0+: sp
NGC 5055 ... M 63 ... Class: SA(rs)bc
NGC 5194 ... M 51 ... Class: SA(s)bc pec
NGC 5248 ... Class: SAB(rs)bc
NGC 5371 ... Class: SAB(rs)bc
NGC 5457 ... M 101 ... Class: SAB(rs)cd
NGC 5585 ... Class: SAB(s)d
NGC 5669 ... Class: SAB(rs)cd
NGC 5866 ... M 102 ... Class: SA0+ sp
NGC 5907 ... Class: SA(s)c: sp
NGC 6384 ... Class: SAB(r)bc
NGC 6946 ... Class: SAB(rs)cd
NGC 7331 ... Class: SA(s)b
NGC 7479 ... Class: SB(s)c
NGC 7814 ... Class: SA(s)ab: sp
"Class" description found on my pages; from SKY CATALOGUE 2000.0
Shapley/Sawyer concentration class. Values range from 1 to 12. The smaller the number, the more concentrated the cluster.
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IC 1276 ... Class: 12
NGC 1904 ... M 79 ... Class: 5
NGC 2419 ... Class: 2
NGC 5024 ... M 53 ... Class: 5
NGC 5053 ... Class: 11
NGC 5272 ... M 3 ... Class: 6
NGC 5466 ... Class: 12
NGC 5634 ... Class: 4
NGC 5904 ... M 5 ... Class: 5
NGC 6093 ... M 80 ... Class: 2
NGC 6121 ... M 4 ... Class: 9
NGC 6171 ... M 107 ... Class: 10
NGC 6205 ... M 13 ... Class: 5
NGC 6218 ... M 12 ... Class: 9
NGC 6229 ... Class: 4
NGC 6254 ... M 10 ... Class: 7
NGC 6333 ... M 9 ... Class: 8
NGC 6341 ... M 92 ... Class: 4
NGC 6356 ... Class: 2
NGC 6366 ... Class: 11
NGC 6402 ... M 14 ... Class: 8
NGC 6426 ... Class: 9
NGC 6539 ... Class: 10
NGC 6625 ... M 28 ... Class: 4
NGC 6656 ... M 22 ... Class: 7
NGC 6779 ... M 56 ... Class: 10
NGC 6838 ... M 71 ... Class: --
NGC 6934 ... Class: 8
NGC 6981 ... M 72 ... Class: 9
NGC 7006 ... Class: 1
NGC 7078 ... M 15 ... Class: 4
NGC 7089 ... M 2 ... Class: 2
NGC 7099 .. M 30 ... Class: 5
"Class" description found on my pages; from LYNGA, NGC2000 and SKY CATALOGUE 2000.0
A four part Trumpler classification (e.g. 'II 3 r n') where:
Concentration:
I - Detached ... Strong concentration toward center
II - Detached ... Weak concentration toward center
III - Detached ... No concentration toward center
IV - Not well detached from surrounding star field
Brightness Range: (of cluster members)
1 - Small range in brightness
2 - Moderate range in brightness
3 - Large range in brightness
Richness:
p - Poor (less than 50 stars)
m - Moderately rich (50 to 100 stars)
r - Rich (over 100 stars)
An "n" following the richness class indicates nebulosity involved
Click here to see a wonderful color illustration of the Trumpler classification system by Bernhard Hubl
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Basel 3 (Markarian 50) ... Class: III 1 p n (nebulosity = LBN 540)
Basel 4 ... Class: II 1 p
Berkeley 4 (imaged with King 16) ... Class: I 2 p
Berkeley 11 ... II 2 m
Berkeley 13 ... Class: III 1 p
Berkeley 15 ... Class: I 2 m
Berkeley 18 ... Class: II 1 r
Berkeley 19 ... Class: II 1 m
Berkeley 65 ... Class: II 3 p
Berkeley 81 (imaged with NGC 6735) ... Class: II 2 m
Czernik 4 (imaged with Trumpler 1) ... Class: IV 2 p
Czernik 6 ... Class: II 2 p
Czernik 7 ... Class: II 1 p
Czernik 8 (imaged with King 4) ... Class: II 2 p
Czernik 9 ... Class: III 2 p
Czernik 10 ... Class: IV 1 p
Czernik 13 ... Class: III 2 p (n)
Czernik 41 ... Class: III 2 m
Collinder 427 (listed as Cluster + Nebulosity) ... Class: IV 1 p n (nebulosity = NGC 7023)
Collinder 470 ... Class: III 2 p n (nebulosity = IC 5146)
Cr 429 (imaged with B 92 and B 93) ... Class: IV 1 p
Dolidze 1 ... Class: IV 2 p n (nebulosity = faint tendrils of nebulosity that pervades the entire central Cygnus area)
Dolidze 2 (included with IC 1311) ... Class: IV 1 p n (nebulosity = pervasive nebulosity throughout central Cygnus, often referred to as IC 1318)
Dolidze 3 ... Class: III 2 m n (nebulosity = faint tendrils of nebulosity that pervades the entire central Cygnus area)
Dolidze 6 ... Class: IV 2 p n (nebulosity = pervasive nebulosity throughout central Cygnus, often referred to as IC 1318)
Dolidze 13 ... Class: IV 1 m
Dolidze 14 ... Class: III 1 p
Dolidze 16 ... Class: IV 2 p n (nebulosity = reflection nebulae MCG 5-13-1/2/3/4, LEDA 16963, GN 05.11.2)
Do Dz 3 ... Class: IV 2 p
Do Dz 8 ... Class: IV 2 p
French 1 ... Class: Asterism?
Harvard 20 ... Class: IV 2 p
IC 166 ... Class: II 1 r
IC 1311 (imaged with Dark Nebula B 342) ... Class: I 1 r n (nebulosity = pervasive nebulosity throughout central Cygnus, often referred to as IC 1318)
IC 1590 (involved with Bright Nebula NGC 281) ... Class: n (nebulosity = NGC 281)
IC 4725 ... M 25 ... Class: I 3 m
King 1 ... Class: II 2 r
King 4 (imaged with Czernik 8) ... Class: III 1 p
King 5 ... Class: I 2 m
King 6 ... Class: II 2 m
King 8 ... Class: II 2 m
King 9 (imaged with NGC 7245) ... Class: I 1 m
King 14 (imaged with NGC 133 and NGC 146) ... Class: III 1 p
King 16 (imaged with Berkeley 4) ... Class: I 2 m
Mayer 1 (imaged with Sh2-173) ... Class: IV 2 p n (nebulosity = Sh2-173)
NGC 103 ... Class: II 1 m
NGC 129 ... Class: II 2 m
NGC 133 (imaged with NGC 146 and King 14) ... Class: IV 1 p
NGC 146 (imaged with NGC 133 and King 14) ... Class: II 2 p
NGC 225 (includes vdB 4) ... Class: III 1 p n (nebulosity = vdB 4)
NGC 358 (imaged with NGC 366) ... Class: cluster? (Asterism)
NGC 366 (imaged with NGC 358) ... Class: II 3 m
NGC 381 ... Class: III 1 m
NGC 436 ... Class: I 2 m
NGC 457 ... Class: II 3 r
NGC 559 ... Class: I 1 m
NGC 581 ... M 103 ... Class: II 2 m
NGC 609 ... Class: II 3 r
NGC 637 ... Class: I 2 m
NGC 654 ... Class: II 2 r
NGC 663 ... Class: II 3 r
NGC 744 ... Class: III 1 p
NGC 869 & NGC 884 ... the "Double Cluster" ... Class: I 3 r & I 3 r
NGC 957 ... Class: III 2 m
NGC 1027 ... Class: III 3 m n (nebulosity = IC 1805 and out lying areas)
NGC 1039 ... M 34 ... Class: II 3 r
NGC 1245 ... Class: II 2 r
NGC 1348 ... Class: III 2 m
NGC 1444 ... Class: IV 1 p
NGC 1502 ... Class: I 3 m
NGC 1513 ... Class: II 1 m
NGC 1528 ... Class: II 2 m
NGC 1545 ... Class: IV 2 p
NGC 1605 ... Class: III 1 m
NGC 1662 ... Class: II 3 m
NGC 1798 ... Class: I 1 m
NGC 1817 ... Class: IV 2 r
NGC 1857 ... Class: I 3 m
NGC 1883 ... Class: II 1 m
NGC 1893 ... Class: II 3 r n (nebulosity = IC 410)
NGC 1907 ... Class: I 1 m n (nebulosity = 1 degree north C 417; this area laced with faint nebulosity not pickup up well in this image)
NGC 1912 ... M 38 ... Class: II 2 r
NGC 1931 ... Class: I 3 p n (nebulosity = Sh2-237)
NGC 1960 ... M 36 ... Class: I 3 r
NGC 1977 (includes Bright Nebula NGC 1975/1973) ... Class: --
NGC 2099 ... M 37 ... Class: I 2 r
NGC 2112 ... Class: II 2 m n (nebulosity = Sh2-276 = Barnard's Loop)
NGC 2126 ... Class: III 2 m
NGC 2129 ... Class: I 3 m
NGC 2141 ... Class: I 2 r
NGC 2158 ... Class: II 3 r
NGC 2165 ... Class: Sparse group
NGC 2168 ... M 35 ... Class: III 3 r
NGC 2169 ... Class: III 3 m
NGC 2175 (include with Bright Nebula NGC 2174) ... Class: II 2 p n (nebulosity = NGC 2174)
NGC 2186 ... Class: II 2 m
NGC 2192 ... Class: II 2 m
NGC 2194 ... Class: II 2 r
NGC 2244 ... Class: II 3 r n (nebulosity = Rosette)
NGC 2251 ... Class: II 2 m
NGC 2254 ... Class: I 1 m
NGC 2266 ... Class: II 2 m
NGC 2281 ... Class: I 3 m
NGC 2301 ... Class: I 3 r
NGC 2304 ... Class: II 1 m
NGC 2311 ... Class: III 2 m
NGC 2323 ... M 50 ... Class: II 3 r
NGC 2331 ... Class: IV 2 m
NGC 2335 ... Class: III 2 m n (nebulosity = top of IC 2177 = "Seagull", or "Eagle" nebula)
NGC 2355 ... Class: II 2 m
NGC 2395 ... Class: IV 2 m
NGC 2420 ... Class: I 1 r
NGC 2437 ... M 46 ... Class: II 2 r
NGC 2506 ... Class: I 2 r
NGC 2548 ... M 48 ... Class: I 3 r
NGC 2682 ... M 67 ... Class: II 3 r
NGC 6494 ... M 23 ... Class: II 2 r
NGC 6514 (listed as cluster + nebula) ... M 20 ... Class: n (nebulosity = Sh2-30, LBN 27)
NGC 6520 (includes Dark Nebula B 86) ... Class: I 2 r n (nebulosity unknown ... unless it is the dense star cloud background)
NGC 6531 ... M 21 ... Class: I 3 r
NGC 6604 ... Class: I 3 m n (nebulosity = Sh2-54)
NGC 6611 ... M 16 ... Class: II 3 m n (nebulosity = IC 4703 / Sh2-49)
NGC 6613 ... M 18 ... Class: II 3 p n (nebulosity = IC 4701 / Sh2-44; not imaged - out of field to the NW)
NGC 6618 (listed as cluster + nebula) ... M 17 ... Class: III 3 m n (nebulosity = Sh2-45)
NGC 6633 ... Class: III 2 m
NGC 6694 ... M 26 ... Class: II 3 m
NGC 6704 ... Class: I 2 m
NGC 6705 ... M 11 ... Class: I 2 r
NGC 6709 ... Class: IV 2 m
NGC 6735 (imaged with Berkeley 81) ... Class: not listed
NGC 6755 ... Class: II 2 r
NGC 6791 ... Class: I 2 r
NGC 6802 ... Class: I 1 m
NGC 6811 ... Class: III 1 r
NGC 6819 ... Class: I 1 r
NGC 6823 (imaged with Bright Nebula NGC 6320) ... Class: I 3 m n (nebulosity = NGC 6320)
NGC 6827 ... Class: I 1 m
NGC 6830 ... Class: II 2 p
NGC 6834 ... Class: II 2 m
NGC 6840 (imaged with NGC 6843) ... Class: cluster?
NGC 6843 (imaged with NGC 6840) ... Class: cluster?
NGC 6846 ... Class: II 2 --
NGC 6866 ... Class: II 2 r
NGC 6871 / Biurakan 1 ... Class: II 2 p n / IV 3 p n (nebulosity = pervasive nebulosity throughout central Cygnus)
NGC 6885 [NGC 6882] ... Class: III 2 m
NGC 6883 (image contains Open Cluster Ruprecht 172)... Class: IV 2 m n (nebulosity = pervasive nebulosity throughout central Cygnus)
NGC 6910 ... Class: I 3 m n (nebulosity = pervasive nebulosity throughout central Cygnus, often referred to as IC 1318)
NGC 6913 ... M 29 ... Class: II 3 m n (nebulosity = pervasive nebulosity throughout central Cygnus, often referred to as IC 1318)
NGC 6939 ... Class: II 1 r
NGC 6940 ... Class: III 2 r
NGC 6950 ... Class: cluster?
NGC 6994 ... M 73 ... Class: IV 1 p
NGC 7044 ... Class: I 1 r
NGC 7062 ... Class: II 2 m
NGC 7063 ... Class: III 1 p
NGC 7128 ... Class: I 3 m
NGC 7142 ... Class: I 2 r
NGC 7245 (imaged with King 9) ... Class: II 2 m
NGC 7261 ... Class: II 3 m
NGC 7419 ... Class: I 2 m
NGC 7510 ... Class: II 3 r n (nebulosity = Northwestern part of LBN 540)
NGC 7654 ... M 52 ... Class: II 2 r
NGC 7772 ... Class: III 1 p
NGC 7788 (imaged with NGC 7790) ... Class: I 2 p
NGC 7789 ... Class: II 2 r
NGC 7790 (imaged with NGC 7788) ... Class: II 2 m
Poskus 1 ... the "Fly Swatter"... Class: Asterism
Roslund 4 ... Class: II 3 m n (nebulosity = IC 4954 & IC 4955)
Ruprecht 172 (imaged with NGC 6883) ... Class: III 2 p n (nebulosity = pervasive nebulosity throughout central Cygnus)
Stephenson 1 ... Class: IV 3 p
Stock 8 ... Class: I 3 m n (nebulosity = IC 417)
Tombaugh 4 ... Class: II 1 m n (nebulosity = IC 1805)
Trumpler 1 (imaged with Czernik 4) ... Class: II 2 p
"Class" description found on my pages; from STRASBOURG, SKY CATALOGUE 2000.0
STRASBOURG magnitudes are 'photographic'; Classification date from SKY CATALOGUE, using the Vorontsov-Velyamino system
1 = Stellar image
2 = Smooth disk (a = brighter toward center, b = uniform brightness, c = traces or ring structure)
3 = Irregular disk (a = very irregular brightness distribution, b = traces of ring structure)
4 = Ring Structure
5 = Irregular form similar to diffuse nebula
6 = Anomalous form
These codes may be combined to describe more complex structures (e.g. '4+2')
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NGC 246 ... Class: 3b
NGC 650 / 651 ... M 76 ... Class: 3+6
NGC 2438 (imaged with Open Cluster M 46) ... Class: 4+2
NGC 3587 ... M 97 ... Class: 3a
NGC 5720 ... M 57 ... Class: 4+3
NGC 6781 ... Class: 3+3
NGC 6853 ... M 27 ... Class: 3+2
NGC 7293 ... Class: 4+3
Sh2-188 (PK128-4.1) ... Class: --