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Current system
18380-3653
B 941


Nearby doubles
10' : 18381-3702
TDT 966

21' : 18372-3711
BRT1783

25' : 18361-3703
JSP 782

44' : 18416-3649
WFC 212

51' : 18348-3726
SKF2067

52' : 18337-3648
JSP 777

53' : 18393-3742
TOK 797

56' : 18381-3748
B 1368

67' : 18325-3643
TDT 933

68' : 18374-3546
JSP 784

73' : 18346-3753
JSP 780

74' : 18345-3753
JSP 779

79' : 18363-3809
I 1372

80' : 18344-3545
B 2454

83' : 18331-3752
BRT1781

86' : 18386-3528
BRT1784

87' : 18450-3646
LDS 652

89' : 18348-3533
JSP 781

94' : 18306-3624
HDS2625

94' : 18424-3810
TDT1013

94' : 18395-3824
TDT 978

95' : 18310-3609
RST3185AB

98' : 18384-3515
TDT 970

105' : 18444-3542
KOH 107

106' : 18451-3552
JSP 943

107' : 18443-3539
B 942



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

18380-3653 B 941

 
 
18h 37m 58.04s -36° 52' 37.8" P.A. 230.00 sep 1.6 mag 9.55,12.60 Sp A3IV
 
 
Coord 2000 18380-3653 Discov num B   941 Comp Coord arcsec 2000 18 37 58.04 -36 52 37.8
Date first 1927 Date last 2016 Obs 5
Pa first 228 Pa last 230.2 P.A. Now (θ) 230.2°
Sep first 1.7 Sep last 1.641 Sep. Now (ρ) 1.641"
Mag pri 9.55 Mag sec 12.60 delta mag (ΔM) 3.05 Spectral class A3IV (white)
Pri motion ra -016 Sec motion ra
Pri motion dec -020 Sec motion dec
Notes S (Parallax indidates non-physical)
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Sagittarius SAO 210380 Tycho2 7419-02118-1 Gaia DR2 6733092003711600512
HD 171715
 
 
WDS 18380-3653 B 941 : NOTES
 
 
No records found.

 
 
DISCOVERER
 
 
idgroup discov author
1 B van den Bos, W.H.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18380-3653 B 941 1942 3 232 1.5 9.55 12.60 A3IV 183758.04-365237.8
18380-3653 B 941 2015 4 230 1.6 9.55 12.60 A3IV S 183758.04-365237.8
18380-3653 B 941 2016 5 230 1.6 9.55 12.60 A3IV S 183758.04-365237.8

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

 
 
WDS 18380-3653 B 941 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 18380-3653 B 941 : MEASURES
 
 
No records found.

 
 
WDS 18380-3653 : VIRTUAL EYEPIECE
 
 

18380-3653 B 941A mag 9.55 Sp A3IV 18380-3653 B 941B sep 1.5 P.A. 223.80 mag 12.6 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 18380-3653 : ALADIN DSS IMAGE @ 18h 37m 58.04s -36° 52' 37.8"
 
 
 
 
WDS 18380-3653 B 941 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

18380-3653 B 941 distance=1' 18381-3702 TDT 966 distance=10' 18372-3711 BRT1783 distance=21' 18361-3703 JSP 782 distance=25' 18416-3649 WFC 212 distance=44' 18348-3726 SKF2067 distance=51' 18337-3648 JSP 777 distance=52' 18393-3742 TOK 797 distance=53' 18381-3748 B 1368 distance=56' 18325-3643 TDT 933 distance=67' 18374-3546 JSP 784 distance=68' 18346-3753 JSP 780 distance=73' 18345-3753 JSP 779 distance=74' 18363-3809 I 1372 distance=79' 18344-3545 B 2454 distance=80' 18331-3752 BRT1781 distance=83' 18386-3528 BRT1784 distance=86' 18450-3646 LDS 652 distance=87' 18348-3533 JSP 781 distance=89' 18306-3624 HDS2625 distance=94' 18424-3810 TDT1013 distance=94' 18395-3824 TDT 978 distance=94' 18310-3609 RST3185AB distance=95' 18310-3609 RST3185BC distance=95' 18384-3515 TDT 970 distance=98' 18444-3542 KOH 107 distance=105' 18451-3552 JSP 943 distance=106' 18443-3539 B 942 distance=107' 18468-3636 KOH 108Aa,Ab distance=107' 18468-3636 NHR 10AB distance=107' 18456-3750 B 945 distance=108' 18443-3533 BRT1785 distance=111' 18438-3819 COO 227AB distance=111' 18438-3819 COO 227AC distance=111' 18304-3548 HDS2622 distance=112' 18409-3507 FAL 62 distance=112' 18474-3637 LDS 653 distance=116' 18464-3559 BRT1787 distance=116' 18474-3627 WFC 285 distance=116' 18448-3816 I 1028 distance=117' 18457-3805 UC 3664 distance=118' 18456-3539 KPP2513 distance=119' 18469-3600 B 946 distance=120' 18409-3457 RSS 488 distance=122' 18472-3603 TDT1054 distance=122' 18453-3529 B 943 distance=123' 18434-3838 B 2458 distance=123' 18334-3844 DUN 222 distance=124' 18483-3710 JSP 787AB distance=125' 18483-3710 JSP 787Aa,Ab distance=125' 18484-3701 HJ 5064 distance=125' 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 18380-3653 B 941 230 1.6 1
Show 18381-3702 TDT 966 309 2.8 10
Show 18372-3711 BRT1783 133 4.3 21
Show 18361-3703 JSP 782 3 1.1 25
Show 18416-3649 WFC 212 99 9.9 44
Show 18348-3726 SKF2067 305 26.9 51
Show 18337-3648 JSP 777 286 11.2 52
Show 18393-3742 TOK 797 235 0.2 53
Show 18381-3748 B 1368 153 5.0 56
Show 18325-3643 TDT 933 286 0.4 67
Show 18374-3546 JSP 784 151 2.1 68
Show 18346-3753 JSP 780 310 2.7 73
Show 18345-3753 JSP 779 220 0.7 74
Show 18363-3809 I 1372 14 8.7 79
Show 18344-3545 B 2454 279 4.9 80
Show 18331-3752 BRT1781 192 4.2 83
Show 18386-3528 BRT1784 192 4.8 86
Show 18450-3646 LDS 652 211 77.6 87
Show 18348-3533 JSP 781 203 0.4 89
Show 18306-3624 HDS2625 343 8.5 94
Show 18424-3810 TDT1013 327 4.8 94
Show 18395-3824 TDT 978 287 0.7 94
Show 18310-3609 RST3185 AB 325 3.3 95
Show 18310-3609 RST3185 BC 357 1.9 95
Show 18384-3515 TDT 970 81 0.6 98
Show 18444-3542 KOH 107 185 0.2 105
Show 18451-3552 JSP 943 353 5.2 106
Show 18443-3539 B 942 314 9.7 107
Show 18468-3636 KOH 108 Aa,Ab 100 0.2 107
Show 18468-3636 NHR 10 AB 227 7.9 107
Show 18456-3750 B 945 39 0.9 108
Show 18443-3533 BRT1785 334 3.0 111
Show 18438-3819 COO 227 AB 213 29.5 111
Show 18438-3819 COO 227 AC 51 43.3 111
Show 18304-3548 HDS2622 70 4.6 112
Show 18409-3507 FAL 62 178 9.3 112
Show 18474-3637 LDS 653 178 5.5 116
Show 18464-3559 BRT1787 183 5.2 116
Show 18474-3627 WFC 285 290 12.4 116
Show 18448-3816 I 1028 319 0.8 117
Show 18457-3805 UC 3664 179 62.1 118
Show 18456-3539 KPP2513 226 22.6 119
Show 18469-3600 B 946 309 1.2 120
Show 18409-3457 RSS 488 91 9.7 122
Show 18472-3603 TDT1054 82 0.7 122
Show 18453-3529 B 943 271 0.5 123
Show 18434-3838 B 2458 59 8.1 123
Show 18334-3844 DUN 222 359 20.5 124
Show 18483-3710 JSP 787 AB 303 2.1 125
Show 18483-3710 JSP 787 Aa,Ab 293 0.6 125
Show 18484-3701 HJ 5064 268 18.3 125

 
 
WDS 18380-3653 : COMPONENTS
 
 
  A
B pa=223.8°
sep=1.46"
 
 
18380-3653 A
 
 
Coord arcsec 2000 183758.04-365237.8 Mag 9.55 Spectral class A3IV (white) PmRA -16.00
PmDE -20.0 SAO 210380 Tycho2 7419-02118-1 HD 171715
DM CD-3612858
Tycho2
Tycho2 7419-02118-1 Pflag RAmdeg 279.49189154 DEmdeg -36.87718057
PmRA 1.3 PmDE -14.5 E RAmdeg 11 E DEmdeg 15
E pmRA 1.2 E pmDE 1.3 EpRAm 1989.37 EpDEm 1988.69
Num 11 Q RAmdeg 1.7 Q DEmdeg 0.9 Q pmRA 1.7
Q pmDE 0.8 BTmag 9.778 E BTmag 0.024 VTmag 9.553
E VTmag 0.025 Prox 999 TYC T HIP
CCDM RAdeg 279.49188972 DEdeg -36.87714778 EpRA 1990 1.88
EpDE 1990 1.84 E RAdeg 11.8 E DEdeg 15.9 Posflg
Corr 0.0
SAO
SAO 210380 DelFlag RA1950 PmRA1950 0.0001
DE1950 PmDE1950 -0.032 Vmag 9.5 SpType A2
Double code Source 41 CatNum 9592 DM CD-3612858
DMcomp BDsup HD 171715 M HD 0
GC RA1950rad 4.86326806 DE1950rad -0.64439115 PmRA2000 0.0001
PmDE2000 -0.033
CCDM
Ccdm 18380-3653 RComp Comp A Note1
Note2 Discov num DRAs -1.99 DDEs 21.2
R dRAs 10 Year Theta Rho
Obs 2 Vmag 9.6 Sp A2 PmNote *
PmRA 1 PmDE -32 Dm number -3612858 Cat1 CD
Name2 210380 Cat2 SAO HD 171715 M HD
ADS BDS M ADS BDS N IDS IDS 18312S3658A
HIC
 
 
18380-3653 B
 
 
Coord arcsec 2000 183757.96-365238.9 Mag 12.6 Calc delta mag 3.05 Calc coord yes
CCDM
Ccdm 18380-3653 RComp Comp B Note1
Note2 Discov num B 941 DRAs DDEs
R dRAs Year 1927 Theta 232 Rho 1.6
Obs 3 Vmag 12.6 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 18312S3658B
HIC