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Current system
17189-2400
HLD 132 AB
HD 156504


Nearby doubles
12' : 17181-2404
LLO 13

22' : 17180-2417
H 3 25

33' : 17212-2350
LSC 73

47' : 17160-2424
RST3081

48' : 17163-2330
BRT1505

58' : 17231-2353
DON 835

74' : 17220-2500
CHR 182

75' : 17185-2245
KIR 25

75' : 17179-2247
ARA1818

77' : 17216-2252
TDT 320

79' : 17136-2330
HDS2434

79' : 17146-2453
FIN 10

83' : 17165-2245
ARA1817

87' : 17200-2234
RST3087

90' : 17128-2329
BRT1504

95' : 17147-2515
BRT3044

100' : 17261-2353
ARA2202

103' : 17264-2411
OCC 64AB

105' : 17244-2248
B 339AB

111' : 17269-2423
I 1322

116' : 17126-2516
RST3075

123' : 17131-2532
RST3076

123' : 17161-2556
RST3082

123' : 17150-2210
ARA1816

124' : 17101-2335
BRT1503AB

125' : 17108-2457
HJ 589



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Neglected List I
Neglected List II
Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

17189-2400 HLD 132 AB (HD 156504)

 
 
17h 18m 55.50s -23° 59' 49.2" P.A. 30.00 sep 2.0 mag 9.73,11.00 Sp A8/9V
 
 
Coord 2000 17189-2400 Discov num HLD 132 Comp AB Coord arcsec 2000 17 18 55.50 -23 59 49.2
Date first 1888 Date last 2016 Obs 10
Pa first 30 Pa last 29.7 P.A. Now (θ) 29.7°
Sep first 2.0 Sep last 2.025 Sep. Now (ρ) 2.025"
Mag pri 9.73 Mag sec 11.00 delta mag (ΔM) 1.27 Spectral class A8/9V (white)
Pri motion ra -013 Sec motion ra
Pri motion dec -022 Sec motion dec
Notes N (See Notes)
Nature of this double is uncertain.
 
 
17189-2400 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 156504 17 18 56 -23 59 49 HLD 132 AB 2016 10 30 2.0 9.73 11.00 1.27 <===
Show 185259 17 18 56 -23 59 49 H 6 54 AC 2019 12 142 79.0 9.73 9.74 0.01
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 156504 Constellation Ophiuchus Tycho2 6825-00412-1 Gaia DR2 4111173177182929408
HD 156504
 
 
WDS 17189-2400 HLD 132 AB (HD 156504) : NOTES
 
 
discov_num notes refcode
H 6 54 H VI 54.
 
 
REFERENCES
 
 
refcode metd author reference
Hld1874 Ma - Holden, E.S. .
Hld1874 Washington Observations, 1874
Hld1875 Ma - Holden, E.S. .
Hld1875 Washington Observations, 1875
Hld1875b Ma j Holden, E.S. & Newcomb, S. 1875AN.....86..321H
Hld1875b AN 86, 321, 1875
Hld1875c Ma j Holden, E.S. 1875AN.....86..321H
Hld1875c AN 86, 321, 1875
Hld1876 Ma - Holden, E.S. .
Hld1876 Washington Observations, 1876
Hld1876b Ma j Holden, E.S. 1876AN.....88..131H
Hld1876b AN 88, 131, 1876
Hld1877 Ma - Holden, E.S. 1877AN.....90..161H
Hld1877 AN 90, 161, 1877
Hld1877b Ma j Holden, E.S. 1877AN.....90..161H
Hld1877b AN 90, 161, 1877
Hld1878 Ma - Holden, E.S. .
Hld1878 Washington Observations, 1878
Hld1878b Ma j Holden, E.S. 1878AN.....93...65H
Hld1878b AN 93, 65, 1878 (data also in Hld1878)
Hld1879 Ma - Holden, E.S. .
Hld1879 Washington Observations, 1879
Hld1879b Ma j Holden, E.S. 1879AN.....95..329H
Hld1879b AN 95, 329, 1879 (data also in Hld1879)
Hld1880 Ma - Holden, E.S. .
Hld1880 Washington Observations, 1880
Hld1880b Ma j Holden, E.S. 1880AN.....97..319H
Hld1880b AN 97, 319, 1880 (data also in Hld1880)
Hld1881 Ma - Holden, E.S. .
Hld1881 Washington Observations, 1881
Hld1881b Ma j Holden, E.S. 1881MNRAS..41..416.
Hld1881b MNRAS 41, 416, 1881
Hld1882 Ma - Holden, E.S. 1882PWasO...1...77H
Hld1882 Pub. Washburn Obs. 1, 77, 1882 (see Pub. Lick Obs. 2, 1894) 1894PLicO...2.....B
Hld1884 Ma - Holden, E.S. 1884PWasO...2...97H
Hld1884 Pub. Washburn Obs. 2, 97, 1884
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17189-2400 HLD 132 AB 1991 8 31 2.1 9.73 11.00 A8/9V 171855.50-235949.2
17189-2400 HLD 132 AB 2015 9 30 2.0 9.73 11.00 A8/9V N 171855.50-235949.2
17189-2400 HLD 132 AB 2016 10 30 2.0 9.73 11.00 A8/9V N 171855.50-235949.2

If you need more information about this double, apply for a data request form to the WDS.

 
 
WDS 17189-2400 HLD 132 AB (HD 156504) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 17189-2400 HLD 132 AB (HD 156504) : MEASURES
 
 
No records found.

 
 
WDS 17189-2400 (HD 156504) : VIRTUAL EYEPIECE
 
 

17189-2400 HLD 132A mag 9.73 Sp A8/9V 17189-2400 HLD 132B sep 2.0 P.A. 27.50 mag 11 17189-2400 H 6 54C sep 76.4 P.A. 144.00 mag 9.74 virtual eyepiece
Click on the map to see the double of your interest.
Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 17189-2400 (HD 156504) : ALADIN DSS IMAGE @ 17h 18m 55.50s -23° 59' 49.2"
 
 
 
 
WDS 17189-2400 HLD 132 AB (HD 156504) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

17189-2400 HLD 132AB distance=1' 17189-2400 H 6 54AC distance=1' 17181-2404 LLO 13 distance=12' 17180-2417 H 3 25 distance=22' 17212-2350 LSC 73 distance=33' 17160-2424 RST3081 distance=47' 17163-2330 BRT1505 distance=48' 17155-2346 ARA2200BC distance=50' 17231-2353 DON 835 distance=58' 17220-2500 CHR 182 distance=74' 17185-2245 KIR 25 distance=75' 17179-2247 ARA1818 distance=75' 17216-2252 TDT 320 distance=77' 17136-2330 HDS2434 distance=79' 17146-2453 FIN 10 distance=79' 17165-2245 ARA1817 distance=83' 17200-2234 RST3087 distance=87' 17128-2329 BRT1504 distance=90' 17147-2515 BRT3044 distance=95' 17261-2353 ARA2202 distance=100' 17264-2411 OCC 64AB distance=103' 17264-2411 GAT 22AB,C distance=103' 17244-2248 B 339AB distance=105' 17244-2248 HJ 4948AC distance=105' 17269-2423 I 1322 distance=111' 17126-2516 RST3075 distance=116' 17131-2532 RST3076 distance=123' 17161-2556 RST3082 distance=123' 17150-2210 ARA1816 distance=123' 17101-2335 BRT1503AB distance=124' 17101-2335 ARA2198AC distance=124' 17101-2335 BRT1503BC distance=124' 17108-2457 HJ 589 distance=125' 17276-2440 HDS2466 distance=126' 17245-2217 RST3094 distance=129' 17115-2519 HU 1522 distance=129' 17150-2203 B 2828AB distance=129' 17150-2203 B 2828AC distance=129' 17101-2308 DON 825 distance=132' 17093-2422 RSS 432 distance=135' 17151-2156 HU 749 distance=135' 17152-2154 KPP4030 distance=136' 17114-2531 DBR 288 distance=138' 17095-2310 B 331 distance=140' 17290-2420 RST3105 distance=140' 17228-2609 RST1957 distance=140' 17105-2241 B 332 distance=141' 17279-2508 RST3098 distance=141' 17112-2536 DBR 287 distance=143' 17287-2304 RST3103 distance=146' 17221-2138 LDS 594 distance=146' grafico limitrofi
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 17189-2400 HLD 132 AB 30 2.0 1
Show 17189-2400 H 6 54 AC 142 79.0 1
Show 17181-2404 LLO 13 309 8.0 12
Show 17180-2417 H 3 25 355 10.8 22
Show 17212-2350 LSC 73 182 0.4 33
Show 17160-2424 RST3081 284 0.6 47
Show 17163-2330 BRT1505 27 5.3 48
Show 17155-2346 ARA2200 BC 195 6.6 50
Show 17231-2353 DON 835 196 1.2 58
Show 17220-2500 CHR 182 54 0.2 74
Show 17185-2245 KIR 25 329 54.3 75
Show 17179-2247 ARA1818 61 8.5 75
Show 17216-2252 TDT 320 71 0.5 77
Show 17136-2330 HDS2434 10 0.2 79
Show 17146-2453 FIN 10 201 1.1 79
Show 17165-2245 ARA1817 167 11.6 83
Show 17200-2234 RST3087 29 1.0 87
Show 17128-2329 BRT1504 201 4.7 90
Show 17147-2515 BRT3044 20 3.5 95
Show 17261-2353 ARA2202 26 16.1 100
Show 17264-2411 OCC 64 AB -1 0.1 103
Show 17264-2411 GAT 22 AB,C 189 18.1 103
Show 17244-2248 B 339 AB 207 3.6 105
Show 17244-2248 HJ 4948 AC 106 13.3 105
Show 17269-2423 I 1322 132 0.2 111
Show 17126-2516 RST3075 328 0.7 116
Show 17131-2532 RST3076 198 0.5 123
Show 17161-2556 RST3082 278 2.5 123
Show 17150-2210 ARA1816 345 14.1 123
Show 17101-2335 BRT1503 AB 355 9.6 124
Show 17101-2335 ARA2198 AC 317 9.4 124
Show 17101-2335 BRT1503 BC 245 6.2 124
Show 17108-2457 HJ 589 300 10.0 125
Show 17276-2440 HDS2466 197 0.4 126
Show 17245-2217 RST3094 16 1.0 129
Show 17115-2519 HU 1522 89 1.0 129
Show 17150-2203 B 2828 AB 192 5.7 129
Show 17150-2203 B 2828 AC 74 8.3 129
Show 17101-2308 DON 825 157 0.4 132
Show 17093-2422 RSS 432 111 9.2 135
Show 17151-2156 HU 749 151 1.9 135
Show 17152-2154 KPP4030 289 3.1 136
Show 17114-2531 DBR 288 341 2.0 138
Show 17095-2310 B 331 168 5.0 140
Show 17290-2420 RST3105 247 0.2 140
Show 17228-2609 RST1957 102 1.0 140
Show 17105-2241 B 332 357 2.4 141
Show 17279-2508 RST3098 166 0.3 141
Show 17112-2536 DBR 287 117 1.7 143
Show 17287-2304 RST3103 15 1.7 146
Show 17221-2138 LDS 594 99 4.8 146

 
 
WDS 17189-2400 : COMPONENTS
 
 
  A B
B pa=27.5°
sep=1.98"
 
C pa=144.0°
sep=76.43"
pa=145.3°
sep=77.34"
 
 
17189-2400 A
 
 
Name HD 156504 Coord arcsec 2000 171855.50-235949.2 Mag 9.73 Spectral class A8/9V (white)
PmRA -13.00 PmDE -22.0 Tycho2 6825-00412-1 HD 156504
Tycho2
Tycho2 6825-00412-1 Pflag RAmdeg 259.73127126 DEmdeg -23.99701821
PmRA -13.4 PmDE -22.0 E RAmdeg 15 E DEmdeg 19
E pmRA 1.7 E pmDE 1.8 EpRAm 1988.98 EpDEm 1987.12
Num 4 Q RAmdeg 2.1 Q DEmdeg 3.0 Q pmRA 2.1
Q pmDE 3.1 BTmag 10.121 E BTmag 0.031 VTmag 9.726
E VTmag 0.029 Prox 21 TYC T HIP
CCDM RAdeg 259.73130250 DEdeg -23.99697111 EpRA 1990 1.84
EpDE 1990 1.55 E RAdeg 16.1 E DEdeg 20.8 Posflg D
Corr 0.1
 
 
17189-2400 B
 
 
Coord arcsec 2000 171855.57-235947.4 Mag 11 Calc delta mag 1.27 Calc coord yes
 
 
17189-2400 C
 
 
Coord arcsec 2000 171858.78-240051.0 Mag 9.74 PmRA -1.00 PmDE -1.0
SAO 185259 Tycho2 6825-00404-1 HD 156524 DM CD-2313310
Calc delta mag 0.01 Calc coord yes
Tycho2
Tycho2 6825-00404-1 Pflag RAmdeg 259.74620356 DEmdeg -24.01436242
PmRA -1.9 PmDE -2.1 E RAmdeg 14 E DEmdeg 18
E pmRA 1.5 E pmDE 1.5 EpRAm 1988.96 EpDEm 1986.74
Num 7 Q RAmdeg 0.7 Q DEmdeg 1.4 Q pmRA 0.7
Q pmDE 1.5 BTmag 10.016 E BTmag 0.028 VTmag 9.743
E VTmag 0.029 Prox 795 TYC T HIP
CCDM RAdeg 259.74620833 DEdeg -24.01435472 EpRA 1990 1.80
EpDE 1990 1.47 E RAdeg 14.7 E DEdeg 19.8 Posflg
Corr 0.0
SAO
SAO 185259 DelFlag RA1950 PmRA1950 0.0013
DE1950 PmDE1950 -0.004 Vmag 9.3 SpType A0
Double code Source 25 CatNum 11952 DM CD-2313310
DMcomp BDsup HD 156524 M HD 0
GC RA1950rad 4.52011908 DE1950rad -0.41823368 PmRA2000 0.0013
PmDE2000 -0.002