Musca (la Mouche)
Le catalogue
ÉTOILES DOUBLES
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Désignation AD (2000.0) DE m1 m2 Écart PA Date Note Spectre
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HJ 4432 11 23 21.4 -64 57 17 5.4 6.6 2.4" 308° 1991 B5V
HJ 4450 11 31 47.9 -73 54 10 6.9 10.9 21.6" 41° 1983 B7IV
I 34 AB-C 11 39 29.6 -65 23 52 5.1 12.0 38.3" 234° 1901
COO 130 11 51 51.2 -65 12 21 5.0 7.3 1.6" 159° 1991 B4V
HJ 4498 Aa-B 12 06 23.1 -65 42 34 6.1 7.7 8.3" 59° 1992
HDO 215 AB Dzêta 12 22 07.4 -67 31 20 5.2 10.6 32.5" 128° 1991 [ 1] A5V
FIN 198 12 22 15.0 -73 30 13 6.8 10.8 2.5" 102° 1991 A4/5V
HJ 4535 12 38 52.4 -67 11 35 6.3 11.5 17.2" 339° 1918 B1Ia
I 296 12 39 14.6 -75 22 14 6.6 9.1 2.0" 271° 1991 B8Vne
R 207 Bêta 12 46 16.9 -68 06 29 3.5 4.0 1.1" 40° 2000 Orb[ 2] B2.5V
RMK 16 AB Thêta 13 08 07.2 -65 18 22 5.7 7.6 5.3" 187° 1991 [ 3] B0Ia+WC5:
HDO 222 13 11 51.4 -69 56 31 6.1 12.0 30.7" 280° 1900 F3IV-V
DUN 131 AC Êta 13 15 14.9 -67 53 41 4.8 7.2 58.3" 331° 1991 [ 4] B8V
HJ 4598 AB 13 41 39.5 -75 06 55 6.7 11.7 12.5" 47° 1956 [ 5]
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[ 1] Zeta (2) Mus.
[ 2] Beta Mus. P = 383yr., a = 1.74", motion direct.
A has variable radial velocity.
[ 3] Theta Mus. Wolf-Rayet binary, second brightest in the
sky.
[ 4] Eta Mus. The primary is a spectroscopic binary and a
possible eclipsing system.
[ 5] Spectrum composite: A0V+G8/K0III.
ÉTOILES VARIABLES
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Nom AD (2000) DE Type Max Min T (Jul) P (jours) F Spectre
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SY 11 32.24 -65 25.2 Z And 10.2 12.7 v 2436460. 621.8 M2+e
UU 11 52.30 -65 24.2 Cd 9.13 10.28 V 2436208.270 11.63641 37 F7/G0p
UV 11 54.12 -66 12.2 EA/SD 10.2 11.4 p 2423943.338 2.003273 15 A2
S 12 12.78 -70 09.1 Cd 5.89 6.49 V 2440299.42 9.66007 49 F6Ib-G0
BO 12 34.90 -67 45.4 Lb 5.85 6.56 V M6II-III
R 12 42.08 -69 24.4 Cd 5.93 6.73 V 2426496.288 7.510211 30 F7Ib-G2
BP 12 50.64 -71 46.3 EA/SD 9.6 <13. p 2443928.138 3.32058 13:
CR 12 58.68 -74 17.1 M 9.5 <15. v 2441858. 206 Me
Y 13 05.80 -65 30.7 RCB 10.5 12.1 p Fp
T 13 21.20 -74 25.9 SRb 9.4 12.0 p 93 C(Np)
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CIEL PROFOND
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Nom AD (2000) DE Type V B Dim. Dist. Notes
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PK 296-3.1 11 48.6 -65 09 NP 12.9 4" *= ?
NGC 4071 12 04.3 -67 19 NP 13.0 80x51" *= 19.2
NGC 4372 12 25.8 -72 40 AG XII 7.8 18.6' 4.9 kpc
NGC 4463 12 30.0 -64 48 AO I 3 p 7.2 ( 8.3) 5' D 13.5
PK 300-2.1 12 30.5 -64 52 NP 14.2 4x3" *= ?
H 6 12 37.9 -68 28 AO II 2 r 10.7p 5' NR
NGC 4815 12 58.0 -64 57 AO I 3 m 8.6 ( 9.6) 3.0' CD 14.0
NGC 4833 12 59.6 -70 53 AG VIII 7.4 13.5' 5.5 kpc
IC 4191 13 08.8 -67 39 NP 2 10.6 12.0 5"/18x11" 2.3 kpc *= 16.4
NGC 5189 13 33.5 -65 59 NP 5 9.5 10.3 185x130" 0.8 kpc *= 14.9
PK 307-4.1 13 39.6 -67 23 NP 12.6 12.2 16x10" 2.4 kpc *= 13.7B
PK 307-9.1 13 45.4 -71 29 NP 12.6 5" *= ?
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