Draco (le Dragon)


Le catalogue




ÉTOILES DOUBLES

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Désignation             AD (2000.0) DE      m1   m2   Écart  PA  Date     Note   Spectre
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STF 1362            09 37 56.2  +73 04 50   7.0  7.2   4.8" 126° 2001            F1V+F2V
BU  1432            12 25 06.4  +63 48 10   6.3 10.1  52.3" 245° 1905            G8III
STT A123 AB         13 27 04.6  +64 44 08   6.7  7.0  69.6" 148° 1994            F0
STF 1878            14 42 03.3  +61 15 43   6.3  9.2   4.1" 317° 1995    [   1]  F4V
STF 1882 Aa         14 44 03.6  +61 05 54   6.8 10.4   9.1"  83° 1916            F3V

STF 1882 AB         14 44 03.6  +61 05 54   6.9  9.2  11.5" 359° 1996
STF 1918            15 07 50.2  +63 07 02   6.9 10.8  17.9"  20° 2000    [   2]  F5IV-V
BU   946            15 47 37.9  +55 22 36   5.9  9.5   2.2" 132° 1991    [   3]  A3m
STF 1984 AB         15 51 10.1  +52 54 25   6.9  8.9   6.4" 278° 2002            A1V
STF 2054 Aa-B       16 23 47.1  +61 41 47   6.2  7.1   1.0" 352° 1997

STT  312 AB   Êta   16 23 59.5  +61 30 51   2.8  8.2   4.8" 139° 1996    [   4]  G8IIIab
HDS 2334            16 31 28.2  +72 36 44   6.5 10.3   1.0" 170° 1991            K2III
STF 2078 AB    17   16 36 13.7  +52 55 28   5.4  6.4   3.0" 106° 2002    [   5]  B9.5V
STF A 30 AC   17-16 16 36 13.7  +52 55 28   5.4  5.5  88.9" 193° 1994
STF A 30 BC         16 36 14.0  +52 55 27   6.6  5.6  90.7"  16° 2001

STF 2130 AB   Mu    17 05 20.2  +54 28 13   5.7  5.7   2.2"  16° 2002 Orb[   6]  F7V
ES    77 Aa-B       17 08 17.1  +50 50 32   6.4 11.0  18.3" 277° 1991
STF 2155 AB         17 16 04.9  +60 42 50   6.9 10.0   9.8" 113° 1991            F3III
STF A 35      Nu-2  17 32 15.9  +55 10 22   4.9  4.9  62.1" 312° 2002    [   7]  A4m A6V
BU   962 AB    26   17 34 59.6  +61 52 28   5.3  8.5   1.6" 331° 2000 Orb[   8]  G0V

LDS 2736 AB-C       17 34 59.6  +61 52 28   5.3  8.1  25.1" 241° 1996            F8
STF 2241 AB   Psi-1 17 41 56.4  +72 08 56   4.6  5.6  30.2"  17° 1997    [   9]  F5IV F8V
STF 2308 AB    41   18 00 09.2  +80 00 15   5.7  6.0  18.6" 232° 2002    [  10]  F7V F7V
STF 2302 AB         18 02 50.9  +75 47 25   7.0 10.0   5.5" 247° 2002            A0V
STF 2302 AC         18 02 50.9  +75 47 25   6.9  9.4  22.8" 279° 2002

STT  353 AB   Phi   18 20 45.4  +71 20 16   4.5  5.9   0.5" 270° 2000 Orb[  11]  A0pSi:
STF 2323 AB    39   18 23 54.6  +58 48 02   5.1  8.1   3.7" 349° 1998    [  12]  A1V
STF 2323 AF         18 23 54.6  +58 48 02   4.8 11.1  50.5"  80° 1910
KUI   86            18 31 14.9  +65 26 10   6.6 10.5  23.5"  42° 2002    [  13]  A8m
STF 2348 AB-C       18 33 56.7  +52 21 13   5.5  8.6  25.3" 271° 2002

STF 2377            18 38 24.2  +63 31 58   7.0  9.8  16.7" 338° 2002            K2III
HJ  2836 AB         18 38 24.3  +60 42 40   6.7  9.9  33.4" 317° 1982            F2
HJ  2836 AC         18 38 24.3  +60 42 40   6.7  9.9  56.3" 253° 1982
STF 2368 AC         18 38 51.3  +52 20 38   6.9 10.7  37.9" 125° 1982
STF 2403            18 44 18.2  +61 02 53   6.3  8.4   1.0" 278° 1999            G8III

STF 2420 AB   Omicr 18 51 12.1  +59 23 18   4.8  8.3  37.2" 319° 2002    [  14]  G7III-IV
TRN    3            18 51 35.0  +52 58 30   5.5 11.8   1.1" 101° 1999            G9IV
STF 2452            18 53 33.2  +75 47 15   6.7  7.3   5.6" 218° 2002    [  15]  A1V
STF 2433 AC         18 56 55.2  +56 44 58   7.0 11.9  36.3" 128° 1919
STF 2440 AB         18 57 17.3  +62 23 48   6.6  9.6  17.2" 122° 2002    [  16]  G8III

STF 2450 A-BC       19 02 07.0  +52 15 40   6.5  9.5   4.1" 299° 2002    [  17]  G8III
ES  2673 AB         19 05 09.8  +49 55 23   6.4 11.7  12.3" 130° 1911            K4III-IV
STF 2572            19 15 08.0  +83 27 46   6.5 10.0  22.6" 194° 2002            A3V
STF 2573            19 40 13.2  +60 30 26   6.5  8.9  18.4"  26° 2002    [  18]  A5V
STF 2603      Epsil 19 48 10.3  +70 16 05   4.0  6.9   3.2"  20° 2002    [  19]  G7IIIb

STF 2604            19 52 47.7  +64 10 34   6.9  9.0  27.6" 183° 2002            G5
STT A200 Aa         20 02 20.2  +64 38 04   6.6 11.9  32.2" 191° 1960
STF 2640 AB         20 04 44.5  +63 53 25   6.3  9.5   5.5"  15° 2002            A2II-III
STF 2650            20 07 00.0  +66 18 29   7.0 10.8  21.7" 227° 2002            A1V
STF 2694            20 14 26.1  +80 31 55   6.8  9.6   4.2" 346° 2002            B9.5IV

STH    7 AC         20 28 14.6  +81 25 22   5.5  6.7 196.8" 282° 1991

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[   1] A is the Delta Scuti-type variable DL Dra.
[   2] A is a spectroscopic binary, P = 2.45d.
[   3] A is a spectroscopic binary.
[   4] Eta Dra. Both A and B are variable suspects.
[   5] 17 Dra. Common proper motion with 16 Dra.
       C is 16 Dra.
[   6] Mu Dra. P = 672yr., a = 3.94", motion retrograde. C is
       physical.
       AC: Mt. Wilson spectral types F5s.
[   7] Nu (2) Dra. Proper motion of B +147 +057.
       B is Nu (1) Dra., BD+55@1944. Both components are
       spectroscopic binaries.
[   8] 26 Dra. P = 76yr., a = 1.52", motion retrograde. There
       is a distant common proper motion companion at 740".
[   9] Psi (1) Dra. B is BD+72@805.
       A premature orbit has been computed.
[  10] 41 Dra. Spectroscopic binary, P = 1247.2d, with the
       highest known eccentricity to date, e = 0.975.
       B is BD+79@570, 40 Dra.
       It is also a spectroscopic binary, P = 10.53d.
[  11] Phi Dra. A premature orbit has been computed. A is an
       Alpha CVn-type variable and spectroscopic binary.
[  12] 39 Dra. A is a double-lined spectroscopic binary. C
       is physical, and is a spectroscopic binary, P =2.71d.
[  13] A is a spectroscopic binary.
[  14] Omicron Dra. A is a spectroscopic binary. Proper motion
       of B -016 +020. A is also variable.
[  15] A spectroscopic binary.
[  16] Spectrum of A also called composite; G5IV+G8V.
[  17] A is physical, and shows slow retrograde motion.
       BC: P = 138yr., a = 0.20", motion retrograde.
[  18] B is BD+60@1992.
[  19] Epsilon Dra. A spectroscopic binary.




ÉTOILES VARIABLES

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Nom     AD  (2000)  DE      Type       Max    Min        T (Jul)       P (jours)     F   Spectre
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Y     09 42.38 +77 51.1     M          6.24   15.0   V   2444448.      325.79        45  M5e
SU    11 37.95 +67 19.8     RRab       9.18   10.27  V   2443902.0467    0.66042001  15  F2-F7
SW    12 17.78 +69 30.6     RRab       9.94   10.94  V   2426224.5876    0.56966993  17  A7-F8
SS    12 26.35 +68 41.3     SRb        8.4    10.4   v   2427667.       51.5         48  M5
RV    12 37.57 +65 34.2     M          8.4    14.2   v   2443526.      208.14        35  M1e-M3e

RY    12 56.43 +65 59.7     SRb:       6.03    8.0   V                 200               C4,5J(N4p)
BU    14 58.67 +56 45.1     EA/SD:    10.4    11.4   p   2428656.530     1.91417     07 *F5
TW    15 33.85 +63 54.4     EA/SD      8.0    10.5   p   2444136.295     2.8068470   17  A8V+K0III
AG    16 01.68 +66 48.1     Z And      8.9    11.8   p   2438900.      554               K3IIIep
R     16 32.67 +66 45.3     M          6.7    13.2   v   2444779.      245.60        45  M5e-M9eIII

TX    16 35.01 +60 28.1     SRb        7.9    10.2   p                  78           05  M4e-M5
RW    16 35.52 +57 50.5     RRab      11.05   12.08  V   2439377.391     0.442917        A7-F4
AI    16 56.31 +52 41.9     EA/SD      7.05    8.09  V   2443291.627     1.1988146   18 *A0V
WZ    16 59.84 +52 19.1     SRa        8.5    14.0   v   2443135.      401.7         05  M6e
VW    17 16.50 +60 40.2     SRd:       6.0     7.0   v                 170               K1.5IIIb

T     17 56.37 +58 12.9     M          7.2    13.5   v   2443957.      421.62        44  C6,2e-C8,3e(N0e)
UW    17 57.52 +54 40.0     Lb         7.0     8.2   v                                    K5p
V     17 58.25 +54 52.3     M          9.5    14.7   v   2444451.      278.33        50  M4e
SX    18 04.57 +58 23.9     EA/SD      9.8    11.6   v   2444705.459     5.16952     14  A7V
W     18 05.58 +65 57.3     M          8.9    15.4   v   2442176.      278.6         43  M3e-M4e

X     18 06.88 +66 09.3     M          8.9    15.8   v   2444167.      257.33        44  M5e:
RU    18 19.34 +59 32.4     M          9.4   <13.6   v   2434214.      297.1         04  M5e
RT    18 19.42 +72 40.8     M          9.6    13.8   v   2435494.      279.41            M5
CZ    18 26.20 +50 57.9     M          9.1   <13.0   v   2438190.      371               M7e
SV    18 33.65 +49 22.3     M          9.1    15.0   v   2443714.      256.24        49  M7e

RS    18 37.55 +74 19.7     SRa        9.0    12.0   v   2415120.      282.72        44  M5e
RR    18 41.79 +62 40.5     EA/SD     10.0    13.3   v   2444483.391     2.8313215   15  A2
TU    18 51.50 +48 54.7     M         10.0   <13.3   v   2438892.      344.79            M4e
XZ    19 09.70 +64 51.6     RRab       9.59   10.65  V   2441928.374     0.476497    20  A6-F6
U     19 10.00 +67 16.6     M          9.1    14.6   v   2444290.      316.13        47  M6e-M8

BK    19 18.35 +66 24.8     RRab      10.59   11.87  V   2425523.305     0.5920815   12  A8
UX    19 21.58 +76 33.6     SRa:       5.94    7.1   V                 168           05  C7,3(N0)
YZ    19 23.78 +71 41.4     M          8.3   <14.5   v   2434722.      347.6             M8e
ZZ    19 40.70 +67 46.0     M         10.    <15.5   p   2441209.      267.9             M7e
AB    19 49.11 +77 44.7     UGZ       11.0    15.3   v                ~ 13.4             pec(UG)

AA    20 05.77 +66 17.6     M         10.    <15.5   p   2437040.      338.62            M6

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CIEL PROFOND

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Nom          AD (2000) DE     Type          V     B       Dim.        Dist.     Notes
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NGC 2977    09 43.7  +74 52   GSb:               13.3   1.8x0.79'   3200 km/s
NGC 3061    09 56.2  +75 52   G(R')SB(rs)c       13.5   1.7x1.5'    2590 km/s
NGC 3147    10 16.9  +73 24   GSA(rs)bc    10.6  11.4   3.9x3.5'    2940 km/s
NGC 3183    10 21.8  +74 11   GSB(s)bc:          12.8   2.3x1.4'    3210 km/s
NGC 3329    10 44.7  +76 49   G(R)SA(r)b:        13.5   1.8x1.0'    1950 km/s

NGC 3348    10 47.2  +72 50   GE0          11.1  12.1   2.0x2.0'    2960 km/s
NGC 3403    10 53.9  +73 41   GSAbc:       12.0  12.9   3.0x1.2'    1390 km/s
NGC 3562    11 13.0  +72 53   GE           12.2  13.2               6880 km/s
NGC 3682    11 27.7  +66 35   GSA(s)/a:?   12.5  13.3   1.7x1.1'    1650 km/s
NGC 3735    11 36.0  +70 32   GSAc:/             12.4   4.2x0.83'   2820 km/s

NGC 4108    12 06.8  +67 10   G(R')SAc:          13.0   1.7x1.4'    2620 km/s
NGC 4125    12 08.1  +65 10   GE6p          9.7  10.6   5.8x3.2'    1470 km/s
NGC 4128    12 08.5  +68 46   GSAO:/       12.1  13.1   2.6x0.87'   2450 km/s
NGC 4133    12 08.9  +74 54   GSABb:             13.4   1.8x1.3'    1430 km/s
NGC 4210    12 15.3  +65 59   GSB(r)b            13.1   2.0x1.5'    2640 km/s

NGC 4221    12 16.0  +66 14   G(R)SBO(r)+        13.0   2.2x1.7'    2960 km/s
NGC 4236    12 16.7  +69 28   GSB(s)dm      9.6  10.1  21.9x7.2'     127 km/s
NGC 4256    12 18.7  +65 54   GSA(s)b:/          12.9   4.5x0.76'   2690 km/s
NGC 4291    12 20.3  +75 22   GE           11.5  12.4   1.9x1.6'    1900 km/s
NGC 4319    12 21.7  +75 19   GSB(r)ab           13.1   3.0x2.3'    1840 km/s

NGC 4332    12 22.8  +65 51   GSB(s)a            13.2   2.1x1.5'    2990 km/s
NGC 4386    12 24.5  +75 32   GSAB0/a:     11.7  12.7   2.5x1.3'    1820 km/s
NGC 4441    12 27.4  +64 48   GSAB0+p      12.7  13.4   3.2x2.5'    1580 km/s
NGC 4545    12 34.6  +63 32   GSB(s)cd:          13.1   2.5x1.5'    2840 km/s
NGC 4589    12 37.4  +74 12   GE2          10.9  11.8   3.2x2.6'    2120 km/s

NGC 4648    12 41.8  +74 25   GE3          12.1  13.1   2.1x1.6'    1620 km/s   Kaz 31
NGC 4750    12 50.1  +72 53   G(R)SA(rs)ab       12.4   2.0x1.9'    1760 km/s
NGC 5667    14 30.4  +59 28   GScd:p             13.3   1.7x1.1'    2140 km/s
NGC 5678    14 32.1  +57 55   GSAB(rs)b          11.8   3.3x1.6'    2060 km/s
NGC 5866    15 06.5  +55 46   GSAO+/        9.9  10.7   4.7x1.9'     916 km/s

NGC 5879    15 09.8  +57 00   GSA(rs)bc:?  11.5  12.2   4.2x1.3'     922 km/s
NGC 5894    15 11.7  +59 48   GSBdm?             13.2   3.0x0.43'   2630 km/s
NGC 5905    15 15.4  +55 31   GSB(r)b      12.4  13.0   4.0x2.6'    3540 km/s
NGC 5907    15 15.9  +56 20   GSA(s)c:/    10.2  11.1   1.4x4.1'     817 km/s
NGC 5908    15 16.7  +55 25   GSA(s)b:/    11.9  12.8   3.2x1.2'    3460 km/s

NGC 5949    15 28.0  +64 46   GSA(r)bc(:)        13.4   2.2x1.0'     600 km/s
NGC 5963    15 33.5  +56 34   GSp          12.5  13.0   3.3x2.6'     815 km/s
NGC 5965    15 34.0  +56 41   GSb          11.7  12.6   5.2x0.74'   3570 km/s
NGC 5982    15 38.7  +59 21   GE3          11.1  12.0   2.6x1.9'    3070 km/s
NGC 5985    15 39.6  +59 20   GSAB(r)b     11.2  11.9   5.5x3.0'    2680 km/s

NGC 5987    15 40.0  +58 05   GSb          11.7  12.7   4.2x1.3'    3170 km/s
NGC 6015    15 51.4  +62 19   GSA(s)cd     11.1  11.6   5.4x2.1'     994 km/s
NGC 6079    16 04.4  +69 40   GE                 13.5   1.4x1.0'    7760 km/s
NGC 6127    16 19.2  +57 59   GE           12.0  13.0   1.4x1.4'    4790 km/s   1 Zw 142
NGC 6140    16 21.0  +65 24   GSB(s)cdp    11.6  12.1   6.3x4.6'    1090 km/s

NGC 6189    16 31.7  +59 38   GScd:              13.4   1.9x0.91'   5700 km/s
NGC 6223    16 43.1  +61 35   GP                 12.8   3.5x2.6'    5960 km/s   7 Zw 657
NGC 6236    16 44.6  +70 47   GSAB(s)cd          12.6   2.9x1.7'    1470 km/s
NGC 6340    17 10.4  +72 18   GSA(s)/a     11.0  11.9   3.2x3.0'    1400 km/s
NGC 6338    17 15.4  +57 25   GSO          12.5  13.5   1.5x1.0'    8540 km/s

NGC 6395    17 26.5  +71 06   GScd:              13.0   2.4x0.74'   1360 km/s
NGC 6412    17 29.6  +75 42   GSA(s)c      11.9  12.4   2.5x2.2'    1520 km/s   Arp 38
NGC 6411    17 35.6  +60 49   GE           12.1  13.0   2.3x1.8'    3890 km/s
NGC 6434    17 36.8  +72 05   GSBbc:             13.2   2.3x0.98'   2680 km/s
NGC 6503    17 49.5  +70 09   GSA(s)cd     10.2  10.9   7.1x2.4'     241 km/s

NGC 6543    17 58.6  +66 38   NP 3a+2       8.1   8.8  22x19"/350"   1.1 kpc    *=10.9
NGC 6643    18 19.8  +74 34   GSA(rs)c     11.1  11.7   3.8x1.9'    1690 km/s
NGC 6654    18 24.1  +73 11   G(R')SB(s)/a 12.0  13.0   2.6x2.1'    2020 km/s   7 Zw 793
NGC 6690    18 34.8  +70 31   GSd(:)/      12.5  13.2   3.8x1.3'     693 km/s
Kemble 2    18 35.5  +72 24   Astérisme         ( 6.8)    20'                   CD 10.0 [en W]

NGC 6654A   18 39.4  +73 35   GSB(s)dp?    12.0  13.0   2.6x0.76'   1760 km/s
NGC 6701    18 43.2  +60 39   G(R')SB(s)a        13.0   1.5x1.3'    4200 km/s
NGC 6742    18 59.3  +48 28   NP 2c        13.4  15.0    31x30"      4.0 kpc    *=19.4
NGC 6796    19 21.5  +61 09   GSbc:/       12.6  13.5   1.9x0.44'   2310 km/s
NGC 6869    20 00.6  +66 13   GSO          12.1  13.2   1.5x1.3'    2960 km/s

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