17269-4551 HJ 4949 AB (NSV8637)
17h 26m 51.98s -45° 50' 34.7" P.A. 251.00 sep 2.1 mag 5.63,6.46 Sp B7V+B9.5V dist. 194.93 pc (635.86 l.y.)
Coord 2000 |
17269-4551 |
|
Discov num |
HJ 4949 |
|
Comp |
AB |
|
Coord arcsec 2000 |
17 26 51.98 -45 50 34.7 |
|
Date first |
1834 |
|
Date last |
2016 |
|
Obs |
56 |
|
Pa first |
268 |
|
Pa last |
251.1 |
|
P.A. Now (θ) |
251.1° |
|
Sep first |
2.0 |
|
Sep last |
2.12 |
|
Sep. Now (ρ) |
2.12" |
|
Mag pri |
5.63 |
|
Mag sec |
6.46 |
|
delta mag (ΔM) |
0.83 |
|
Spectral class |
B7V+B9.5V (blue-white/blue-white) |
|
Pri motion ra |
+001 |
|
Sec motion ra |
|
|
Pri motion dec |
-029 |
|
Sec motion dec |
|
|
Notes |
|
|
Nature of this double is uncertain.
17269-4551 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
NSV8637 |
227971 |
17 26 52 -45 50 35 |
HJ 4949 AB |
2016 |
56 |
251 |
2.1 |
5.63 |
6.46 |
0.83 |
|
<=== |
Show |
|
227971 |
17 26 52 -45 50 35 |
DUN 216 AC |
2016 |
18 |
312 |
102.5 |
5.63 |
7.12 |
1.49 |
|
|
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Var name |
NSV8637 |
|
Constellation |
Ara |
|
SAO |
227971 |
|
HIP |
85389 |
|
Tycho2 |
8342-06345-1 |
|
Gaia DR2 |
5951986642593137408 |
|
HD |
157661 |
|
HR |
6477 |
|
GC |
23589 |
|
CD |
CD-4511531 |
|
CP |
CP-45 8580 |
|
Distance |
194.93 |
|
Distance ly |
635.86 |
|
WDS 17269-4551 HJ 4949 AB (NSV8637) : NOTES
No records found.
REFERENCES
refcode |
metd |
author |
reference |
Dun1829 |
Ma - |
Dunlop, J. |
1829MmRAS...3..257D |
Dun1829 |
|
MemRAS 3, 257, 1829 |
|
Dun1829 |
|
some measures corrected in LRR2022 |
|
HJ_1826 |
Mb - |
Herschel, J.F.W. |
1826MmRAS...2..459H |
HJ_1826 |
|
MemRAS 2, 459, 1826 |
|
HJ_1829a |
Mb - |
Herschel, J.F.W. |
1829MmRAS...3...47H |
HJ_1829a |
|
MemRAS 3, 47, 1829 |
|
HJ_1829b |
Mb - |
Herschel, J.F.W. |
1829MmRAS...3..177H |
HJ_1829b |
|
MemRAS 3, 177, 1829 |
|
HJ_1831 |
Ma - |
Herschel, J.F.W. |
1831MmRAS...4..331H |
HJ_1831 |
+Mb |
MemRAS 4, part 2, 331, 1831 |
|
HJ_1833a |
Ma - |
Herschel, J.F.W. |
1833MmRAS...5...13H |
HJ_1833a |
+Mb |
MemRAS 5, 13, 1833 |
|
HJ_1833b |
orb - |
Herschel, J.F.W. |
1833MmRAS...5..171H |
HJ_1833b |
|
MemRAS 5, 171, 1833 |
|
HJ_1833c |
Mb - |
Herschel, J.F.W. |
1833MmRAS...6....1H |
HJ_1833c |
|
MemRAS 6, 1, 1833 |
|
HJ_1833d |
orb - |
Herschel, J.F.W. |
1833MmRAS...6..149H |
HJ_1833d |
|
MemRAS 6, 149, 1833 |
|
HJ_1835 |
Ma - |
Herschel, J.F.W. |
1835MmRAS...8...37H |
HJ_1835 |
+Mb |
MemRAS 8, 37, 1835 |
|
HJ_1836 |
Mb - |
Herschel, J.F.W. |
1836MmRAS...9..193H |
HJ_1836 |
|
MemRAS 9, 193, 1836 |
|
HJ_1847a |
Ma j |
Herschel, J.F.W. |
. |
HJ_1847a |
+Mb |
Cape Results, London, 1847 (Cape of Good Hope Astronomical Observations 1834-1838) |
|
HJ_1847b |
Ma j |
Herschel, J.F.W. |
. |
HJ_1847b |
|
Cape Results, London, 1847 |
|
HJ_1850 |
orb - |
Herschel, J.F.W. |
1850MmRAS..18...47H |
HJ_1850 |
|
MemRAS 18, 47, 1850 |
|
HJ_1870 |
Mb - |
Herschel, J.F.W. |
1870MmRAS..38....1H |
HJ_1870 |
|
MemRAS 38, 1, 1870 |
|
HJ_1874A |
- |
Herschel, J.F.W. |
1874MNRAS..35...28B |
HJ_1874A |
|
cited by Burnham (MNRAS 35, 28, 1874) |
|
HJ_1875A |
Ma - |
Herschel, J.F.W. |
1875AN.....85..323D |
HJ_1875A |
+Mb |
cited by Doberck, 1875 (see Dob1875b,f,g,h) |
|
HJ_1880A |
Ma - |
Herschel, J.F.W. |
1880Obs.....3..508G |
HJ_1880A |
+Mb |
cited by Gledhill (Obs 3, 508, 1880) |
|
HJ_1880B |
Mb - |
Herschel, J.F.W. |
1880MNRAS..40..497B |
HJ_1880B |
|
cited by Burnham (MNRAS 40, 497, 1880) |
|
HJ_1897A |
Ma j |
Herschel, J.F.W. |
1897MNRAS..57..541S |
HJ_1897A |
|
cited by See (MNRAS 57, 541, 1897) |
|
HJ_1905A |
Ma - |
Herschel, J.F.W. |
1905LicOB...3..147A |
HJ_1905A |
+Mb |
cited by Aitken (Lick Obs. Bull. 3, 147, 1905) |
|
HJ_1906A |
Ma - |
Herschel, J.F.W. |
1906MmRAS..56....1L |
HJ_1906A |
+Mb |
cited by Lewis (MemRAS 56, 1, 1906) |
|
HJ_1906B |
Ma - |
Herschel, J.F.W. |
1906QB821.B972..... |
HJ_1906B |
+Mb |
cited in BDS (Burnham Double Star Cat.), 1906 |
|
HJ_1927A |
Mb - |
Herschel, J.F.W. |
1927sdsc.book...... |
HJ_1927A |
|
cited in SDS (Southern Double Star Catalog), 1927 |
|
HJ_1932A |
Mb - |
Herschel, J.F.W. |
1932QB821.A43...... |
HJ_1932A |
|
cited in ADS (Aitken Double Star Cat.), 1932 |
|
HJ_9999 |
M j |
Herschel, J.F.W. |
................... |
HJ_9999 |
+Ma |
Unpublished, manuscript or reference not found. |
|
WDS HISTORIC DATA
coord_2000 |
discov_num |
comp |
epoch |
obs |
pa |
sep |
mag_pri |
mag_sec |
spectr |
notes |
coord_arcsec_2000 |
17269-4551 |
HJ 4949 |
AB |
2007 |
52 |
252 |
2.1 |
5.63 |
6.46 |
B7V+B9.5V |
D |
172651.98-455034.7 |
17269-4551 |
HJ 4949 |
AB |
2013 |
53 |
249 |
2.1 |
5.63 |
6.46 |
B7V+B9.5V |
D |
172651.98-455034.7 |
17269-4551 |
HJ 4949 |
AB |
2016 |
54 |
251 |
2.1 |
5.63 |
6.46 |
B7V+B9.5V |
|
172651.98-455034.7 |
If you need more information about this double, apply for a
data request form to the WDS.
WDS 17269-4551 HJ 4949 AB (NSV8637) : VISUAL OBSERVATIONS REPORTS
No records found.
WDS 17269-4551 HJ 4949 AB (NSV8637) : MEASURES
No records found.
WDS 17269-4551 (NSV8637) : VIRTUAL EYEPIECE
Click on the map to see the double of your interest.
Pass over with the mouse cursor to display the catalog designation.
|
|
WDS 17269-4551 (NSV8637) : ALADIN DSS IMAGE @ 17h 26m 51.98s -45° 50' 34.7"
WDS 17269-4551 HJ 4949 AB (NSV8637) : NEIGHBORHOODS
|
Click on the map to see the double of your interest.
Pass over with the mouse cursor to display the catalog designation.
|
Show |
name |
coord_2000 |
discov# |
comp |
pa |
sep |
dist(') |
Show |
|
17269-4551 |
HJ 4949 |
AB |
251 |
2.1 |
|
Show |
|
17269-4551 |
DUN 216 |
AC |
312 |
102.5 |
|
Show |
|
17267-4551 |
ARY 109 |
|
155 |
10.5 |
2 |
Show |
|
17280-4545 |
B 1858 |
|
237 |
2.2 |
14 |
Show |
|
17283-4550 |
DON 840 |
|
12 |
1.3 |
15 |
Show |
|
17254-4611 |
RST 927 |
|
312 |
2.4 |
26 |
Show |
|
17257-4516 |
B 1857 |
|
51 |
4.5 |
37 |
Show |
|
17294-4520 |
CPO 528 |
|
357 |
4.7 |
41 |
Show |
|
17252-4512 |
B 1856 |
|
140 |
1.6 |
43 |
Show |
|
17228-4537 |
EVS 30 |
AB |
268 |
14.4 |
45 |
Show |
|
17228-4537 |
EVS 30 |
AC |
215 |
18.0 |
45 |
Show |
|
17228-4537 |
GAA 15 |
Aa,Ab |
235 |
0.0 |
45 |
Show |
|
17312-4552 |
BRT 975 |
|
134 |
5.1 |
46 |
Show |
|
17227-4611 |
BRT 961 |
|
327 |
4.6 |
48 |
Show |
|
17237-4510 |
I 593 |
|
282 |
0.8 |
53 |
Show |
|
17318-4602 |
I 40 |
|
210 |
20.5 |
53 |
Show |
|
17320-4559 |
ARY 93 |
|
206 |
56.4 |
55 |
Show |
|
17298-4638 |
SHN 220 |
|
-1 |
0.2 |
56 |
Show |
|
17217-4524 |
DON 831 |
|
30 |
0.3 |
60 |
Show |
|
17253-4451 |
SKF1055 |
|
47 |
7.6 |
62 |
Show |
|
17213-4526 |
BRT 958 |
|
210 |
2.8 |
63 |
Show |
|
17213-4523 |
CPO 520 |
|
70 |
5.3 |
65 |
Show |
|
17206-4549 |
BRT 957 |
|
313 |
3.1 |
65 |
Show |
|
17273-4657 |
I 597 |
|
357 |
1.0 |
67 |
Show |
|
17216-4632 |
RST 920 |
|
230 |
0.3 |
69 |
Show |
|
17313-4501 |
DON 841 |
|
29 |
2.2 |
69 |
Show |
|
17245-4656 |
CPO 521 |
|
265 |
4.2 |
70 |
Show |
|
17332-4531 |
I 603 |
|
78 |
1.3 |
70 |
Show |
|
17246-4445 |
DON 836 |
|
87 |
1.3 |
70 |
Show |
|
17335-4606 |
RST 941 |
|
150 |
2.2 |
71 |
Show |
|
17279-4702 |
RST5543 |
|
355 |
1.4 |
72 |
Show |
|
17326-4631 |
RST 936 |
|
261 |
0.5 |
72 |
Show |
|
17200-4610 |
HJ 4936 |
|
76 |
7.4 |
74 |
Show |
|
17324-4638 |
HJ 4957 |
|
260 |
2.9 |
75 |
Show |
|
17340-4600 |
DON 843 |
|
222 |
4.3 |
75 |
Show |
|
17327-4636 |
RST 937 |
|
307 |
5.3 |
76 |
Show |
|
17222-4649 |
HDS2452 |
|
257 |
11.7 |
77 |
Show |
|
17275-4709 |
LDS 597 |
|
82 |
12.5 |
80 |
Show |
|
17246-4709 |
HJ 4944 |
|
164 |
13.4 |
82 |
Show |
|
17306-4709 |
RST 933 |
|
253 |
0.4 |
88 |
Show |
|
17184-4603 |
DON 830 |
|
98 |
2.3 |
90 |
Show |
|
17241-4425 |
DON 834 |
|
20 |
1.6 |
91 |
Show |
|
17181-4605 |
HJ 4929 |
|
226 |
10.6 |
93 |
Show |
|
17347-4508 |
RSS 451 |
|
154 |
11.2 |
93 |
Show |
|
17191-4638 |
BSO 13 |
AB |
259 |
10.6 |
94 |
Show |
|
17191-4638 |
BSO 13 |
AC |
267 |
144.6 |
94 |
Show |
|
17191-4638 |
BSO 13 |
AD |
290 |
94.7 |
94 |
Show |
|
17191-4638 |
BSO 13 |
Ba,Bb |
235 |
0.1 |
95 |
Show |
|
17207-4443 |
CPO 519 |
|
223 |
5.7 |
95 |
Show |
|
17274-4416 |
DON 839 |
|
274 |
2.4 |
95 |
Show |
|
17310-4717 |
WFC 195 |
AB |
271 |
6.1 |
97 |
|
|
WDS 17269-4551 : COMPONENTS
|
A |
B |
B |
pa=243.8°
sep=1.56"
| |
C |
pa=321.9°
sep=86.54"
| pa=322.9°
sep=86.23"
|
17269-4551 A
Name |
NSV8637 |
|
Coord arcsec 2000 |
172651.98-455034.7 |
|
Mag |
5.63 |
|
Spectral class |
B7V (blue-white) |
|
PmRA |
1.00 |
|
PmDE |
-29.0 |
|
SAO |
227971 |
|
HIP |
85389 |
|
Tycho2 |
8342-06345-1 |
|
HD |
157661 |
|
HR |
6477 |
|
GC |
23589 |
|
CD |
CD-4511531 |
|
CP |
CP-45 8580 |
|
Tycho2 |
8342-06345-1 |
|
Pflag |
|
|
RAmdeg |
261.71660106 |
|
DEmdeg |
-45.84303210 |
|
PmRA |
1.4 |
|
PmDE |
-29.1 |
|
E RAmdeg |
3 |
|
E DEmdeg |
4 |
|
E pmRA |
1.7 |
|
E pmDE |
1.6 |
|
EpRAm |
1991.89 |
|
EpDEm |
1991.98 |
|
Num |
4 |
|
Q RAmdeg |
2.0 |
|
Q DEmdeg |
1.8 |
|
Q pmRA |
2.0 |
|
Q pmDE |
1.7 |
|
BTmag |
5.562 |
|
E BTmag |
0.014 |
|
VTmag |
5.630 |
|
E VTmag |
0.009 |
|
Prox |
21 |
|
TYC |
T |
|
HIP |
85389 |
|
CCDM |
A |
|
RAdeg |
261.71659667 |
|
DEdeg |
-45.84296778 |
|
EpRA 1990 |
1.92 |
|
EpDE 1990 |
2.05 |
|
E RAdeg |
3.2 |
|
E DEdeg |
3.6 |
|
Posflg |
D |
|
Corr |
-0.3 |
|
SAO |
227971 |
|
DelFlag |
|
|
RA1950 |
|
|
PmRA1950 |
-0.0038 |
|
DE1950 |
|
|
PmDE1950 |
-0.039 |
|
Vmag |
5.8 |
|
SpType |
B9 |
|
Double code |
|
|
Source |
70 |
|
CatNum |
23589 |
|
DM |
CD-4511531 |
|
DMcomp |
B |
|
BDsup |
|
|
HD |
157661 |
|
M HD |
0 |
|
GC |
23589 |
|
RA1950rad |
4.55166711 |
|
DE1950rad |
-0.7993712 |
|
PmRA2000 |
-0.0038 |
|
PmDE2000 |
-0.04 |
|
Catalog |
H |
|
HIP |
85389 |
|
Proxy |
H |
|
RAhms |
17 26 51.98 |
|
DEdms |
-45 50 34.7 |
|
Vmag |
5.28 |
|
VarFlag |
|
|
R Vmag |
G |
|
RAdeg |
261.717 |
|
DEdeg |
-45.843 |
|
AstroRef |
A |
|
Plx |
5.44 |
|
CCDM |
17268-4550 |
|
N CCDM |
I |
|
Nsys |
1 |
|
Ncomp |
2 |
|
MultFlag |
C |
|
Source |
|
|
Qual |
A |
|
M HIP |
AB |
|
Theta |
253 |
|
Rho |
2.115 |
|
HD |
157661 |
|
BD |
|
|
CD |
CD-4511531 |
|
CP |
CP-45 8580 |
|
Dm number |
-4511531 |
|
VIred |
-0.05 |
|
SpType |
B8V |
|
R SpType |
|
|
Coord arcsec 2000 |
172651.98-455034.7 |
|
HIP |
85389 |
|
Sn |
15 |
|
So |
3 |
|
Nc |
2 |
|
RArad |
4.5678163357 |
|
DErad |
-0.8001106362 |
|
Plx |
5.13 |
|
PmRA |
-6.46 |
|
PmDE |
-27.91 |
|
E RArad |
0.77 |
|
E DErad |
0.37 |
|
E Plx |
0.72 |
|
E pmRA |
0.98 |
|
E pmDE |
0.39 |
|
Hpmag |
5.2627 |
|
E Hpmag |
0.0008 |
|
SHp |
0.006 |
|
VA |
0 |
|
BV |
-0.058 |
|
E BV |
0.007 |
|
VI |
-0.05 |
|
17269-4551 B
Coord arcsec 2000 |
172651.85-455035.4 |
|
Mag |
6.46 |
|
Spectral class |
B9.5V (blue-white) |
|
Calc delta mag |
0.83 |
|
Calc coord |
yes |
|
17269-4551 C
Coord arcsec 2000 |
172646.87-454926.6 |
|
Mag |
7.12 |
|
PmRA |
-5.00 |
|
PmDE |
-30.0 |
|
Calc delta mag |
1.49 |
|
Calc coord |
yes |
|