Ara (l'Autel)
Le catalogue
ÉTOILES DOUBLES
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Désignation AD (2000.0) DE m1 m2 Écart PA Date Note Spectre
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B 1818 16 40 50.5 -60 26 47 6.3 9.1 1.6" 36° 1991 F2III-IV
MLO 8 AB 16 41 20.4 -48 45 47 5.8 8.5 1.6" 15° 1938 [ 1] O5
DUN 206 AC 16 41 20.4 -48 45 47 5.7 6.8 9.6" 265° 1991 O6.5V
HJ 4876 AD 16 41 20.4 -48 45 47 5.7 10.5 13.4" 160° 1938
SEE 316 17 00 27.0 -48 38 52 6.3 7.7 1.0" 173° 1991 [ 2]
HLD 131 17 01 07.0 -56 33 18 6.4 9.9 2.3" 131° 1991 Ap
DUN 213 17 10 20.8 -46 44 18 7.0 8.3 8.2" 168° 1991 B1I B1.5V
HJ 4920 17 12 59.1 -58 35 49 7.0 9.2 3.0" 323° 1991 [ 3] F4IV-V
DUN 214 17 13 17.9 -67 11 48 6.0 8.8 36.5" 12° 1991 [ 4] K0-1III
BSO 13 AB 17 19 03.9 -46 38 10 5.6 8.9 8.7" 250° 1991 Orb[ 5] G8V M0V
COO 213 17 22 47.9 -58 28 24 6.9 9.3 9.3" 283° 1991 A5V
HDO 270 17 22 55.2 -58 00 37 6.0 9.4 1.8" 183° 1991 G8Ib-II
HDO 271 Iota 17 23 16.1 -47 28 06 5.5 10.8 42.8" 62° 1900 [ 6] B2IIIne
HJ 4942 AB Gamma 17 25 23.7 -56 22 40 3.3 10.2 17.9" 327° 1934 [ 7] B1Ib
HJ 4949 AB 17 26 52.0 -45 50 35 5.6 6.5 2.1" 253° 1991 B7V+B9.5V
I 598 17 29 29.0 -61 45 50 6.9 9.0 1.2" 136° 1944 Fm
HJ 4951 Delta 17 31 05.9 -60 41 02 3.6 11.0 49.1" 320° 1983 [ 8] B8Vn
I 40 17 31 49.1 -46 02 12 6.0 10.5 19.9" 209° 1984 [ 9] F8-G0Ib
HDO 276 17 43 33.1 -57 01 20 6.8 8.6 1.1" 104° 1991 B9III
HJ 4982 17 50 28.9 -48 17 08 7.0 9.3 41.2" 58° 1991 [ 10] K3III
HJ 4978 17 50 28.4 -53 36 45 5.7 9.2 12.3" 267° 1991 [ 11] B2V+B3V
RMK 22 17 57 13.4 -55 22 53 7.0 7.9 2.4" 95° 1991 K0III+A2
HJ 5015 18 08 30.1 -45 46 01 6.2 9.6 4.1" 258° 1991 B7-8II
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[ 1] AB: A is a spectroscopic binary.
AC: C has variable velocity.
[ 2] Spectrum composite; G8-K0III+G.
[ 3] A is a spectroscopic binary, P = 2.88d.
[ 4] B is CPD-67@3295.
[ 5] Premature orbits have been computed.
Proper motion of A +1062 +158.
[ 6] Iota Ara. A is variable.
[ 7] Gamma Ara.
[ 8] Delta Ara.
[ 9] Proper motion of B -002 -025.
[ 10] B is CD-48@12074.
[ 11] A is the Algol-type system V539 Ara.
ÉTOILES VARIABLES
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Nom AD (2000) DE Type Max Min T (Jul) P (jours) F Spectre
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X 16 36.41 -55 24.1 M 9.0 14.5 p 2436705. 175.78 51 M5e-M7eII-III
Y 16 39.10 -59 48.2 M 9.8 <13.0 p 2429385. 241.3 M2e-M6e
R 16 39.75 -56 59.7 EA/DM: 6.0 6.9 p 2425818.028 4.42507 09 *B9IV-V
V340 16 45.36 -51 20.2 Cd 9.63 10.73 V 2434267.9 20.8090 24:
Z 16 54.29 -56 15.9 M 10.0 13.5 p 2430165. 288.73 M3e-M5e
RY 17 21.09 -51 07.2 RV 9.2 12.1 p 2430220. 143.5 G5-K0
LU 17 23.77 -55 03.7 EA/SD 10.0 11.8 p 2427987.54 2.38003 15
AT 17 30.56 -46 05.9 UGSS 11.5 14.9 v 61.8
RW 17 34.82 -57 08.9 EA/SD 8.85 11.45 V 2441861.8801 4.367215 13 A1IV+K3III:
FV 17 35.05 -63 02.7 UG 12. <18. p
UW 17 47.58 -48 44.8 EA/SD 9.7 10.6 p 2419760.410 3.297146 11 *A0V
MM 17 47.65 -46 31.1 E/SD: 11.0 12.0 p 2426155.450 1.27828 A2
V539 17 50.47 -53 36.7 EA/DM 5.66 6.18 V 2439314.342 3.169128 14 B2V+B3V
U 17 53.62 -51 41.2 M 7.7 14.1 v 2440289. 225.21 44 M3IIep-M5e
MR 17 56.69 -45 46.4 CWa 10.94 11.9 V 2441614.28 19.8218 45:
W 17 57.01 -49 48.0 SRb 9.7 12.0 p 126 M5III
S 17 59.18 -49 26.0 RRab 9.96 11.20 V 2441152.417 0.4518830 12 A5-F3
MS 18 03.07 -52 43.3 RRab 10.7 11.7 p 2427987.510 0.524958 36
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CIEL PROFOND
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Nom AD (2000) DE Type V B Dim. Dist. Notes
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Cr 307 16 35.4 -51 00 AO III 2 p ( 9.2) 6' E 14.0
PK 331-5.1 16 37.7 -55 42 NP 12.0 5" *= 12.7
NGC 6188 16 40.5 -48 47 ND E+R ( F) 20x12'
E 137- 38 16 40.9 -60 24 GSAB(r)bc: 12.7 2.6x0.95' 1990 km/s Fair 480
NGC 6193 16 41.3 -48 46 AO II 3 pn 5.2 ( 5.7) 15' 1350 pc D 12.5
NGC 6200 16 44.2 -47 29 AO III 2 m 7.4 ( 9.2) 12' 2400 pc D 12.0
NGC 6204 16 46.1 -47 01 AO I 2 p 8.2 ( 9.8) 5' 2600 pc C 13.0
Hogg 22 16 46.6 -47 05 AO 6.7 ( 7.3) 1.5' 2800 pc E 14.0
E 101- 14 16 48.7 -62 36 GSAO- 12.1 13.0 1.7x1.4' 2350 km/s Fair 481
NGC 6208 16 49.5 -53 49 AO II 1 m 7.2 (10.0) 16' 1000 pc DE 13.0
E 137- 45 16 51.1 -60 49 GEO: 12.0 13.2 1.5x1.2' 3240 km/s
NGC 6215 16 51.1 -59 00 GSA(s)c 11.5 12.0 2.1x1.8' 1450 km/s
NGC 6221 16 52.8 -59 13 GSB(s)c 9.9 10.7 3.5x2.5' 1370 km/s
E 138- 5 16 53.9 -58 47 GSBO/a?p 11.7 12.8 1.8x1.3' 2750 km/s Fair 482
NGC 6250 16 58.0 -45 48 AO IV 3 p 5.9 ( 7.6) 8' 1020 pc CD 13.0
E 138- 10 16 59.0 -60 13 GSA(s)dm 10.7 11.6 5.6x4.1' 1040 km/s Fair 330
NGC 6253 16 59.1 -52 43 AO I 3 m 10.2p(13 p) 5' B 14.0
H 13 17 03.8 -48 08 AO II 2 p (10.3) 15' DE 14.0
PK 336-6.1 17 06.2 -52 30 NP 12.8 8x6" *= 14.8
IC 4642 17 11.8 -55 24 NP 4 12.4 13.4 18x15" 3.3 kpc *= 13.6
E 138- 17 17 13.6 -59 06 GSAB(s)c: 13.3 2.0x1.9' 3420 km/s
NGC 6300 17 17.0 -62 49 GSB(rs)b 10.2 11.0 4.5x3.0' 997 km/s VV 734
NGC 6305 17 18.0 -59 10 GSBO(s)-p? 12.2 13.2 1.8x1.1' 2670 km/s
PK 342-4.1 17 19.5 -45 53 NP 12.6 40x26"
NGC 6326 17 20.8 -51 45 NP 3b 11.1 12.2 11x6" 2.4 kpc *= 13.5
NGC 6328 17 23.7 -65 01 GSAB(s)ab 13.2 2.4x1.4' 4150 km/s
IC 4646 17 23.9 -60 00 GSA(rs)c: 11.5 12.4 2.8x2.0' 3070 km/s
IC 4651 17 24.7 -49 57 AO II 3 m 6.9 ( 9.0) 12' 780 pc BC 12.0
IC 4653 17 27.1 -60 53 GSB(r)/ap: 12.5 13.2 1.6x1.0' 1790 km/s
PK 342-6.1 17 27.8 -46 56 NP 12.9 10"
NGC 6352 17 28.5 -48 25 AG XI 8.2 7.1' 5.4 kpc
E 138- 29 17 29.2 -62 27 G(R)SAB0(s)+p 12.8 2.5x1.4' 4530 km/s
NGC 6362 17 31.9 -67 03 AG X 8.3 10.7' 7.1 kpc
PK 343-7.1 17 35.7 -47 00 NP 13.4 6" *= 14.6
IC 4656 17 37.7 -63 44 GSA(s)c: 12.5 13.4 2.3x0.59' 4610 km/s
NGC 6397 17 40.7 -53 40 AG IX 5.7 25.7' 2.2 kpc
IC 1266 17 45.6 -46 05 NP 4 12.2 12.0 13" 2.0 kpc *= 11.1
PK 342-14.1 18 07.3 -51 02 NP 13.5 11.9 36" 2.3 kpc *= 12.5
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