Triangulum (le Triangle)
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 201 Epsilon 02 02 58.0 +33 17 03 5.4 11.4 4.2" 119° 1990 [ 1] A2V
STF 227 Iota 02 12 22.3 +30 18 11 5.3 6.7 3.9" 69° 2002 [ 2] G0III
HJ 1115 10 02 18 57.0 +28 38 34 5.0 11.3 56.7" 205° 1924 [ 3] A2V
AG 304 15 02 35 46.8 +34 41 15 5.6 6.8 141.5" 16° 1993 [ 4] M3IIIa
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[ 1] Epsilon Tri.
[ 2] Iota Tri. A is a spectroscopic binary, P = 14.73d.
B is also a spectroscopic binary, P = 2.24d. One
component is variable: TZ Tri.
[ 3] 10 Tri.
[ 4] 15 Tri. B is BD+34@471.
ÉTOILES VARIABLES
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Nom AD (2000) DE Type Max Min T (Jul) P (jours) F Spectre
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V 01 31.78 +30 21.8 EB/SD 10.7 11.8 v 2424474.305 0.5852057 A3
T 01 56.79 +34 01.1 M 10.0 <14. v 2438294. 324.0 M8e
X 02 00.55 +27 53.3 EA/SD 8.55 11.27 V 2442502.721 0.9715352 18 A5V+G0V
S 02 27.32 +32 44.4 M 8.9 <12.4 v 2435850. 241.6 48 M2e
R 02 37.04 +34 15.9 M 5.4 12.6 v 2445215. 266.9 44 M4IIIe-M8e
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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 588 01 32.7 +30 40 ND (ds M33) (F)
NGC 592 01 33.2 +30 39 ND (ds M33) (F) pL
M 33 01 33.8 +30 40 GSA(s)cd 5.7 6.3 70.8x41.7' -46 km/s NGC 598
NGC 604 01 34.5 +30 48 ND (ds M33) (B) vS, R, vvlbM
NGC 661 01 44.2 +28 42 GE+: 12.2 13.2 1.7x1.4' 3970 km/s
IC 1727 01 47.5 +27 20 GSB(s)m 11.5 12.1 6.9x3.1' 458 km/s
NGC 669 01 47.3 +35 34 GSab 12.3 13.4 3.2x0.6' 4830 km/s
NGC 672 01 47.9 +27 26 GSB(s)cd 10.9 11.5 7.2x2.6' 541 km/s
Cr 21 01 50.1 +27 05 AO IV 2 p 8.2p 6' D 12
NGC 684 01 50.2 +27 39 GSb/ 12.4 13.3 3.2x0.6' 3660 km/s
NGC 688 01 50.7 +35 17 G(R')SAB(rs)b12.7 13.4 2.5x1.5' 4280 km/s Mrk 1009
IC 171 01 55.2 +35 17 GE? 13.2 2.5x2.2' 5410 km/s
NGC 736 01 56.7 +33 03 GE+: 12.2 13.2 1.5x1.5' 4500 km/s 6 Zw 111
NGC 750 01 57.5 +33 12 GEp 11.9 13.0 1.7x1.3' 5350 km/s
NGC 777 02 00.3 +31 26 GE1 11.5 12.5 2.5x2.0' 5110 km/s
NGC 783 02 01.1 +31 53 GSc 12.1 12.8 1.6x1.4' 5310 km/s Mrk 1171
NGC 784 02 01.3 +28 50 GSBdm:/ 11.7 12.2 6.6x1.5' 313 km/s
NGC 855 02 14.1 +27 53 GE 12.6 13.3 2.6x0.9' 672 km/s
NGC 890 02 22.0 +33 16 GSAB0(r)-: 11.2 12.2 2.5x1.7' 4120 km/s
NGC 925 02 27.3 +33 35 GSAB(s)d 10.1 10.7 10.5x5.9' 665 km/s
NGC 940 02 29.5 +31 38 GSO: 13.4 1.2x0.9' 5190 km/s Arak 85
NGC 949 02 30.8 +37 08 GSA(rs)b:? 11.8 12.4 2.4x1.3' 728 km/s
NGC 959 02 32.4 +35 30 GSdm: 12.4 13.0 2.3x1.4' 715 km/s
NGC 1060 02 43.3 +32 26 GSO-: 11.9 13.1 2.3x1.7' 5290 km/s
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Étoiles doubles
Étoiles variables
Ciel profond