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Current system
19597-3517
ISO 11
The1 Sgr


Nearby doubles
35' : 19599-3442
I 1410AB

40' : 19575-3449
HJ 5156

55' : 20040-3504
UC 4073

56' : 20041-3503
BRT1805

56' : 20043-3520
B 465

60' : 20046-3513
B 466

62' : 19567-3606
JSP 807

63' : 20041-3548
NSN 484

68' : 19578-3413
RST3245

75' : 20047-3600
I 9021

75' : 19569-3623
B 456AB

79' : 20053-3557
KPP 454

80' : 19550-3612
HDS2838

91' : 19578-3644
JSP 808

92' : 20035-3636
B 463AB

92' : 20072-3520
LIT 33

93' : 19522-3506
B 2880

100' : 19516-3511
NSN 488

113' : 20089-3520
KPP4186

116' : 20069-3633
JSP 809

119' : 20094-3510
HJ 5170

122' : 19519-3632
SEE 397

126' : 20062-3340
I 1043

127' : 20013-3722
SKF2084

129' : 19494-3539
TDT1779

131' : 19496-3555
RST3240



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Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

19597-3517 ISO 11 (The1 Sgr)

 
 
19h 59m 44.17s -35° 16' 34.5" P.A. 175.00 sep 0.2 mag 4.37, Sp B3IV dist. 158.98 pc (518.59 l.y.)
 
 
Coord 2000 19597-3517 Discov num ISO  11 Comp Coord arcsec 2000 19 59 44.17 -35 16 34.5
Date first 1987 Date last 1987 Obs 1
Pa first 175 Pa last 175 P.A. Now (θ) 175°
Sep first 0.2 Sep last 0.18 Sep. Now (ρ) 0.18"
Mag pri 4.37 Mag sec delta mag (ΔM) Spectral class B3IV (blue-white)
Pri motion ra +006 Sec motion ra
Pri motion dec -026 Sec motion dec
Notes N X (See Notes, Dubious double)
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name The1 Sgr Constellation Sagittarius SAO 211716 HIP 98412
Tycho2 7448-01357-1 Gaia DR2 6698248823804924544 HD 189103 HR 7623
GC 27670 CD CD-3513831 CP CP-35 8699 Bayer Theta 1 Sagittarii
Bayer name The1 Sgr FK5 751 Distance 158.98 Distance ly 518.59
Bayer greek θ1 Sgr
 
 
WDS 19597-3517 ISO 11 (The1 Sgr) : NOTES
 
 
discov_num notes refcode
ISO 11 the 1 Sgr. A spectroscopic binary, P = 2.10d.
The Isobe companion is a third star. Iso1990a
 
 
REFERENCES
 
 
refcode metd author reference
Iso1990a S j Isobe, S., Norimoto, Y., Noguchi, M., Ohtsubo, J., Baba, N., Miura, N., 1990PNAOJ...1..217I
Iso1990a Yanaka, H., & Tanaka, T.
Iso1990a Pub. Natl. Astron. Obs. Japan 1, 217, 1990
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19597-3517 ISO 11 1987 1 175 0.2 4.37   B3IV N 195944.17-351634.5

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

 
 
WDS 19597-3517 ISO 11 (The1 Sgr) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 19597-3517 ISO 11 (The1 Sgr) : MEASURES
 
 
No records found.

 
 
WDS 19597-3517 (The1 Sgr) : VIRTUAL EYEPIECE
 
 

19597-3517 ISO 11A mag 4.37 Sp B3IV 19597-3517 ISO 11B sep 0.2 P.A. 175.90 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 19597-3517 (The1 Sgr) : ALADIN DSS IMAGE @ 19h 59m 44.17s -35° 16' 34.5"
 
 
 
 
WDS 19597-3517 ISO 11 (The1 Sgr) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

19597-3517 ISO 11 distance=0' 19599-3442 I 1410BC distance=35' 19599-3442 I 1410AB distance=35' 19575-3449 HJ 5156 distance=40' 20040-3504 UC 4073 distance=55' 20041-3503 BRT1805 distance=56' 20043-3520 B 465 distance=56' 20046-3513 B 466 distance=60' 19567-3606 JSP 807 distance=62' 20041-3548 NSN 484 distance=63' 19578-3413 RST3245 distance=68' 20047-3600 I 9021 distance=75' 19569-3623 B 456AB distance=75' 19569-3623 SEE 399AB,C distance=75' 20053-3557 KPP 454 distance=79' 19550-3612 HDS2838 distance=80' 19578-3644 JSP 808 distance=91' 20035-3636 B 463AB distance=92' 20035-3636 SEE 402AC distance=92' 20072-3520 LIT 33 distance=92' 19522-3506 B 2880 distance=93' 19516-3511 NSN 488 distance=100' 20089-3520 KPP4186 distance=113' 20069-3633 JSP 809 distance=116' 20094-3510 HJ 5170 distance=119' 19519-3632 SEE 397 distance=122' 20062-3340 I 1043 distance=126' 20013-3722 SKF2084 distance=127' 19494-3539 TDT1779 distance=129' 19496-3555 RST3240 distance=131' 20036-3315 OCC1105 distance=131' 20098-3602 HDS2872 distance=132' 20004-3301 RST2128 distance=136' 19495-3609 RST3239 distance=136' 19498-3415 COO 265 distance=138' 20002-3736 TDT1908 distance=140' 19483-3521 TDT1770 distance=140' 19512-3654 HJ 5151 distance=143' 20054-3312 RST5468 distance=143' 20112-3547 UC 4115 distance=143' 20003-3742 HDO 293 distance=146' 19479-3500 HJ 5145 distance=146' 19484-3606 UC 4027 distance=147' 20112-3439 BRT1806 distance=147' 20112-3606 HJ 5173AB distance=149' 20112-3606 ARY 113AC distance=149' 20114-3601 TDT2065 distance=149' 20055-3300 SEE 404AB distance=155' 20055-3300 SEE 404AB,C distance=155' 19560-3242 BRT1804 distance=161' 20128-3454 HDS2881 distance=163' 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 19597-3517 ISO 11 175 0.2
Show 19599-3442 I 1410 BC 105 1.4 35
Show 19599-3442 I 1410 AB 165 32.8 35
Show 19575-3449 HJ 5156 128 16.5 40
Show 20040-3504 UC 4073 3 26.4 55
Show 20041-3503 BRT1805 202 5.4 56
Show 20043-3520 B 465 73 0.7 56
Show 20046-3513 B 466 84 3.4 60
Show 19567-3606 JSP 807 317 3.3 62
Show 20041-3548 NSN 484 258 6.0 63
Show 19578-3413 RST3245 119 1.6 68
Show 20047-3600 I 9021 12 10.4 75
Show 19569-3623 B 456 AB 50 0.7 75
Show 19569-3623 SEE 399 AB,C 31 5.0 75
Show 20053-3557 KPP 454 215 4.9 79
Show 19550-3612 HDS2838 286 0.2 80
Show 19578-3644 JSP 808 15 0.5 91
Show 20035-3636 B 463 AB 200 1.3 92
Show 20035-3636 SEE 402 AC 312 24.6 92
Show 20072-3520 LIT 33 233 4.6 92
Show 19522-3506 B 2880 82 9.2 93
Show 19516-3511 NSN 488 143 2.0 100
Show 20089-3520 KPP4186 150 1.3 113
Show 20069-3633 JSP 809 74 0.4 116
Show 20094-3510 HJ 5170 314 12.8 119
Show 19519-3632 SEE 397 190 12.4 122
Show 20062-3340 I 1043 240 2.4 126
Show 20013-3722 SKF2084 12 17.4 127
Show 19494-3539 TDT1779 178 2.8 129
Show 19496-3555 RST3240 194 1.4 131
Show 20036-3315 OCC1105 290 0.0 131
Show 20098-3602 HDS2872 205 0.5 132
Show 20004-3301 RST2128 298 0.2 136
Show 19495-3609 RST3239 226 2.3 136
Show 19498-3415 COO 265 170 5.6 138
Show 20002-3736 TDT1908 277 2.4 140
Show 19483-3521 TDT1770 85 0.8 140
Show 19512-3654 HJ 5151 357 7.7 143
Show 20054-3312 RST5468 23 0.8 143
Show 20112-3547 UC 4115 276 47.3 143
Show 20003-3742 HDO 293 210 23.6 146
Show 19479-3500 HJ 5145 169 24.8 146
Show 19484-3606 UC 4027 341 41.5 147
Show 20112-3439 BRT1806 301 4.8 147
Show 20112-3606 HJ 5173 AB 130 4.3 149
Show 20112-3606 ARY 113 AC 6 66.8 149
Show 20114-3601 TDT2065 150 1.7 149
Show 20055-3300 SEE 404 AB 112 0.6 155
Show 20055-3300 SEE 404 AB,C 186 21.7 155
Show 19560-3242 BRT1804 206 3.3 161
Show 20128-3454 HDS2881 12 15.5 163

 
 
WDS 19597-3517 : COMPONENTS
 
 
  A
B pa=175.9°
sep=0.18"
 
 
19597-3517 A
 
 
Componente originario normalizzato AB Name The1 Sgr Coord arcsec 2000 195944.17-351634.5 Mag 4.37
Spectral class B3IV (blue-white) PmRA 6.00 PmDE -26.0 SAO 211716
HIP 98412 Tycho2 7448-01357-1 HD 189103 HR 7623
GC 27670 CD CD-3513831 CP CP-35 8699 Bayer Theta 1 Sagittarii
Bayer name The1 Sgr FK5 751
Tycho2
Tycho2 7448-01357-1 Pflag RAmdeg 299.93407933 DEmdeg -35.27630705
PmRA 6.2 PmDE -25.3 E RAmdeg 3 E DEmdeg 4
E pmRA 0.7 E pmDE 0.8 EpRAm 1991.49 EpDEm 1991.05
Num 21 Q RAmdeg 1.3 Q DEmdeg 1.0 Q pmRA 1.3
Q pmDE 1.0 BTmag 4.157 E BTmag 0.014 VTmag 4.325
E VTmag 0.009 Prox 999 TYC T HIP 98412
CCDM RAdeg 299.93406222 DEdeg -35.27624806 EpRA 1990 1.82
EpDE 1990 1.58 E RAdeg 3.2 E DEdeg 3.5 Posflg
Corr -0.3
SAO
SAO 211716 DelFlag RA1950 PmRA1950 0.0006
DE1950 PmDE1950 -0.024 Vmag 4.4 SpType B3
Double code Source 74 CatNum 751 DM CD-3513831
DMcomp BDsup HD 189103 M HD 0
GC 27670 RA1950rad 5.22065306 DE1950rad -0.61807689 PmRA2000 0.0006
PmDE2000 -0.026
Hipparcos
Catalog H HIP 98412 Proxy RAhms 19 59 44.17
DEdms -35 16 34.5 Vmag 4.37 VarFlag R Vmag G
RAdeg 299.934 DEdeg -35.2762 AstroRef Plx 5.28
CCDM N CCDM Nsys Ncomp 1
MultFlag Source Qual M HIP
Theta Rho HD 189103 BD
CD CD-3513831 CP CP-35 8699 Dm number -3513831 VIred -0.15
SpType B2.5IV R SpType Coord arcsec 2000 195944.17-351634.5
Hipparcos 2
HIP 98412 Sn 5 So 0 Nc 1
RArad 5.2348368812 DErad -0.6156866089 Plx 6.29 PmRA 5.6
PmDE -25.81 E RArad 0.18 E DErad 0.11 E Plx 0.21
E pmRA 0.26 E pmDE 0.15 Hpmag 4.3114 E Hpmag 0.0005
SHp 0.004 VA 0 BV -0.15 E BV 0.003
VI -0.15
CCDM
Ccdm 19597-3517 RComp Comp A Note1
Note2 Discov num DRAs 2.18 DDEs 25.3
R dRAs 81 Year Theta Rho
Obs 2 Vmag 4.4 Sp B3 PmNote @
PmRA 6 PmDE -26 Dm number -3513831 Cat1 CD
Name2 211716 Cat2 SAO HD 189103 M HD
ADS BDS M ADS BDS N N IDS W IDS 19597-3517A
HIC 98412
 
 
19597-3517 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 195944.17-351634.7 Calc delta mag 4.37 Calc coord yes
CCDM
Ccdm 19597-3517 RComp Comp B Note1
Note2 Discov num ISO 11 DRAs DDEs
R dRAs Year 1987 Theta 175 Rho 0.2
Obs 1 Vmag Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS W IDS 19597-3517B
HIC 98412