Octans (l'Octant)
Le catalogue
ÉTOILES DOUBLES
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Désignation AD (2000.0) DE m1 m2 Écart PA Date Note Spectre
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R 38 03 42 32.7 -85 15 43 6.6 8.1 1.9" 252° 1993 B9.5IV
HJ 4490 12 02 20.2 -85 37 54 6.2 9.0 24.8" 146° 1994 [ 1] K3III
RST 2819 Iota 12 54 58.7 -85 07 24 5.9 6.9 0.7" 239° 1991 [ 2] K0III
HJ 4912 17 28 44.0 -82 46 47 6.6 10.7 24.7" 122° 1991 B2V
HJ 5182 20 33 17.6 -80 57 54 5.9 10.8 26.1" 359° 1991 [ 3] G6-8II
DUN 232 Mu-2 20 41 44.1 -75 21 03 6.5 7.1 16.8" 17° 1992 [ 4] G5III
HJ 5262 21 33 21.1 -80 02 22 6.5 11.5 24.3" 92° 1970 A0V
HJ 5278 Lambda 21 50 54.5 -82 43 08 5.6 7.3 3.3" 62° 1999 [ 5] G8-K0III
HJ 5306 22 03 03.8 -76 07 06 6.0 10.6 35.0" 70° 1991 [ 6] F3III
DUN 238 22 25 51.2 -75 00 56 6.2 8.9 20.6" 80° 1991 G3V
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[ 1] B is CPD-84@372.
[ 2] Iota Oct.
[ 3] B is CPD-81@900.
[ 4] Mu (2) Oct.
[ 5] Lambda Oct.
[ 6] A is 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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R 05 26.09 -86 23.4 M 6.4 13.2 v 2441985. 405.39 44 M5.5e
X 10 26.24 -84 20.8 SRa 8.7 12.7 p 2428885. 206.80 M3e-M6IIIe
U 13 24.52 -84 13.5 M 7.0 14.1 v 2441915. 308.44 47 M4e-M6(II-III)e
UV 16 32.44 -83 54.1 RRab 8.70 9.97 V 2434328.396 0.542625 A6-F6
S 18 08.68 -86 47.8 M 7.2 14.0 v 2442032. 259.00 42 M4(II)e-M5e
TZ 19 07.18 -75 20.3 EA 11. 12.5 p
TW 19 44.63 -77 15.2 SRa 9.9 12.2 p 2428695. 132 45 Me
T 21 13.97 -82 06.2 M 8.8 14.8 v 2439504. 218.50 51 M2e-M4(II:)e
RY 21 36.14 -77 18.0 RRab 10.4 12.1 p 2427987.453 0.563469 36:
SS 21 53.51 -82 46.3 RRab 10.8 12.1 p 2428020.607 0.621825 13
Epsil 22 20.01 -80 26.4 SRb 4.58 5.30 V 55 M6III
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CIEL PROFOND
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Nom AD (2000) DE Type V B Dim. Dist. Notes
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E 5- 4 06 05.7 -86 38 GSb:/ 13.2 3.8x0.83' 1730 km/s
NGC 6438 18 22.3 -85 24 GRing 11.2 12.1 1.6x1.3' 2270 km/s
NGC 6438A 18 22.7 -85 24 GRing 12.6 2.7x1.0' 2360 km/s
NGC 6920 20 43.9 -80 00 GSAO(rs)/a: 12.4 13.6 1.8x1.5' 2630 km/s
NGC 7098 21 44.3 -75 07 G(R)SAB(rs)a 11.3 12.2 4.1x2.6' 2270 km/s
NGC 7095 21 52.5 -81 32 GSB(s)c 11.6 12.5 2.8x2.7' 2410 km/s Fair 353
NGC 7637 23 26.5 -81 55 GSA(r)c 13.2 2.1x1.9' 3470 km/s
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