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Doubles in session


Current system
19321+2816
STF 2539 AC
HD 184172


Nearby doubles
11' : 19315+2808
ES 485

21' : 19306+2817
BU 651AB

25' : 19304+2806
KPP 895

26' : 19307+2758
STFA 43AB
Albireo

27' : 19323+2843
SLE 625

28' : 19338+2832
SLE 631

30' : 19330+2843
TDT1534

38' : 19332+2850
TDT1537

42' : 19348+2838
MLB 655

43' : 19301+2850
TDT1503

44' : 19352+2831
SLE 638

44' : 19351+2834
SLE 637

44' : 19294+2748
OL 217

45' : 19291+2756
LSC 86

45' : 19351+2836
SLE 636

45' : 19348+2750
COU1032

47' : 19340+2856
MLB 653AB

48' : 19357+2819
SLE 643

49' : 19353+2753
BKO 69AB

50' : 19354+2755
ES 489AB

52' : 19347+2854
COU1031AB

54' : 19340+2729
ES 488

57' : 19355+2742
TDS1000

59' : 19339+2723
ES 487

60' : 19296+2906
MLB 696

60' : 19307+2913
TOB 156



Selections
Full WDS
Binocular doubles
Binary Systems
Triple Systems
Quadruple Systems
Multiple Systems
Neglected List I
Neglected List II
Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

19321+2816 STF 2539 AC (HD 184172)

 
 
19h 32m 05.91s +28° 16' 00.3" P.A. 4.00 sep 5.3 mag 7.67,9.78 Sp A0 dist. 161.03 pc (525.28 l.y.)
 
 
Coord 2000 19321+2816 Discov num STF2539 Comp AC Coord arcsec 2000 19 32 05.91 +28 16 00.3
Date first 1783 Date last 2022 Obs 39
Pa first 2 Pa last 4 P.A. Now (θ) 4°
Sep first 4.5 Sep last 5.27 Sep. Now (ρ) 5.27"
Mag pri 7.67 Mag sec 9.78 delta mag (ΔM) 2.11 Spectral class A0 (white)
Pri motion ra +002 Sec motion ra +003
Pri motion dec -019 Sec motion dec -004
Notes N (See Notes)
rPM=0.787
Nature of this double is uncertain.
 
 
19321+2816 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 87325 19 32 06 +28 16 00 BU 652 AB 2022 14 313 5.0 7.67 13.30 5.63
Show HD 184172 87325 19 32 06 +28 16 00 STF 2539 AC 2022 39 4 5.3 7.67 9.78 2.11 <===
Show 87325 19 32 06 +28 16 00 FOX 242 AD 2022 16 242 55.3 7.67 12.02 4.35
Show 19 32 06 +28 16 04 STF 2539 BC 2022 11 65 5.5 13.30 9.78 3.52
Show 19 32 02 +28 15 35 FOX 242 DE 2022 10 225 6.4 11.30 13.30 2.00
Quintuple system
5 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 184172 Constellation Cygnus SAO 87325 HIP 96083
Tycho2 2150-00120-1 Gaia DR2 2026217277961760896 HD 184172 BD BD+27 3421
Distance 161.03 Distance ly 525.28
 
 
WDS 19321+2816 STF 2539 AC (HD 184172) : NOTES
 
 
discov_num notes refcode
STF2539 AC: H 2 99. MEv2010
 
 
REFERENCES
 
 
refcode metd author reference
MEv2010 - MacEvoy, B. ...................
MEv2010 private communication, 2010 (see http://www.handprint.com/ASTRO/index.html)
 
 
DISCOVERER
 
 
idgroup discov author
1 BU Burnham, S.W. (BU 1 - 81)
179 FOX Fox, P.
190 STF Struve, F.G.W.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19321+2816 STF2539 AC 2002 33 2 5.3 7.67 9.78 A0 D 193205.91+281600.5
19321+2816 STF2539 AC 2012 35 2 5.4 7.67 9.78 A0 N D 193205.91+281600.5
19321+2816 STF2539 AC 2015 36 3 5.4 7.67 9.78 A0 N 193205.91+281600.3
19321+2816 STF2539 AC 2020 38 3 5.4 7.67 9.78 A0 N 193205.91+281600.3
19321+2816 STF2539 AC 2022 39 4 5.3 7.67 9.78 A0 N 193205.91+281600.3

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

 
 
WDS 19321+2816 STF 2539 AC (HD 184172) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 19321+2816 STF 2539 AC (HD 184172) : MEASURES
 
 
No records found.

 
 
WDS 19321+2816 (HD 184172) : VIRTUAL EYEPIECE
 
 

19321+2816 BU 652A mag 7.67 Sp A0 19321+2816 STF2539B sep 5.7 P.A. 310.30 mag 13.3 19321+2816 STF2539C sep 5.3 P.A. 3.50 mag 9.78 19321+2816 FOX 242D sep 55.1 P.A. 242.30 mag 11.3 19321+2816 FOX 242E sep 60.8 P.A. 240.30 mag 13.3 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 19321+2816 (HD 184172) : ALADIN DSS IMAGE @ 19h 32m 05.91s +28° 16' 00.3"
 
 
 
 
WDS 19321+2816 STF 2539 AC (HD 184172) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

19321+2816 STF2539AC distance=0' 19321+2816 STF2539BC distance=1' 19321+2816 FOX 242DE distance=1' 19315+2808 ES 485 distance=11' 19306+2817 COU1161Aa,Ab distance=21' 19306+2817 COU1161Aa,Ac distance=21' 19306+2817 BU 651AB distance=21' 19304+2806 KPP 895 distance=25' 19307+2758 RBR 12Ba,Bb distance=26' 19307+2758 BNU 10Aa,Ab (Albireo) distance=26' 19307+2758 MCA 55Aa,Ac (Albireo) distance=26' 19307+2758 STFA 43AB (Albireo) distance=26' 19307+2758 WAL 114AC (Albireo) distance=26' 19307+2758 CTT 17AD (Albireo) distance=26' 19307+2758 CTT 18AE (Albireo) distance=26' 19307+2758 SMR 34AF (Albireo) distance=26' 19307+2758 SMR 34AG (Albireo) distance=26' 19307+2758 SMR 34AH (Albireo) distance=26' 19307+2758 SMR 34AI (Albireo) distance=26' 19307+2758 SMR 34AJ (Albireo) distance=26' 19307+2758 SMR 34AK (Albireo) distance=26' 19307+2758 SMR 34AL (Albireo) distance=26' 19323+2843 SLE 625 distance=27' 19338+2832 SLE 631 distance=28' 19330+2843 TDT1534 distance=30' 19332+2850 TDT1537 distance=38' 19348+2838 MLB 655 distance=42' 19301+2850 TDT1503 distance=43' 19352+2831 SLE 638 distance=44' 19351+2834 SLE 637 distance=44' 19294+2748 OL 217 distance=44' 19291+2756 LSC 86 distance=45' 19351+2836 SLE 636 distance=45' 19348+2750 COU1032 distance=45' 19340+2856 MLB 653AB distance=47' 19340+2856 ARG 85AC distance=47' 19340+2856 ABH 120AE distance=47' 19340+2856 ABH 120AF distance=47' 19340+2856 ABH 120AG distance=47' 19340+2856 ABH 120AH distance=47' 19340+2856 ABH 120AI distance=47' 19340+2856 ABH 120AJ distance=47' 19340+2856 ABH 120AK distance=47' 19340+2856 ABH 120AL distance=47' 19340+2856 ABH 120AM distance=47' 19340+2856 ABH 120AN distance=47' 19340+2856 ABH 120AO distance=47' 19340+2856 ABH 120AP distance=47' 19340+2856 ABH 120AQ distance=47' 19340+2856 ABH 120AR distance=47' 19340+2856 BKO 64AS distance=47' 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 19321+2816 BU 652 AB 313 5.0
Show 19321+2816 FOX 242 AD 242 55.3
Show 19321+2816 STF2539 AC 4 5.3
Show 19321+2816 STF2539 BC 65 5.5 1
Show 19321+2816 FOX 242 DE 225 6.4 1
Show 19315+2808 ES 485 332 3.0 11
Show 19306+2817 COU1161 Aa,Ab 16 0.2 21
Show 19306+2817 COU1161 Aa,Ac 314 0.2 21
Show 19306+2817 BU 651 AB 287 6.4 21
Show 19304+2806 KPP 895 104 7.5 25
Show 19307+2758 RBR 12 Ba,Bb -1 -1.0 26
Show Albireo 19307+2758 BNU 10 Aa,Ab 160 0.0 26
Show Albireo 19307+2758 MCA 55 Aa,Ac 40 0.3 26
Show Albireo 19307+2758 STFA 43 AB 54 34.6 26
Show Albireo 19307+2758 WAL 114 AC 341 65.2 26
Show Albireo 19307+2758 CTT 17 AD 32 108.2 26
Show Albireo 19307+2758 CTT 18 AE 206 75.3 26
Show Albireo 19307+2758 SMR 34 AF 45 59.1 26
Show Albireo 19307+2758 SMR 34 AG 45 162.8 26
Show Albireo 19307+2758 SMR 34 AH 117 54.5 26
Show Albireo 19307+2758 SMR 34 AI 131 37.5 26
Show Albireo 19307+2758 SMR 34 AJ 132 146.3 26
Show Albireo 19307+2758 SMR 34 AK 277 141.9 26
Show Albireo 19307+2758 SMR 34 AL 269 12.0 26
Show 19323+2843 SLE 625 133 5.9 27
Show 19338+2832 SLE 631 350 12.1 28
Show 19330+2843 TDT1534 209 2.5 30
Show 19332+2850 TDT1537 176 2.3 38
Show 19348+2838 MLB 655 83 3.6 42
Show 19301+2850 TDT1503 202 2.4 43
Show 19352+2831 SLE 638 267 8.5 44
Show 19351+2834 SLE 637 322 6.0 44
Show 19294+2748 OL 217 254 7.5 44
Show 19291+2756 LSC 86 39 0.1 45
Show 19351+2836 SLE 636 10.8 45
Show 19348+2750 COU1032 267 1.9 45
Show 19340+2856 MLB 653 AB 353 1.9 47
Show 19340+2856 ARG 85 AC 306 14.4 47
Show 19340+2856 ABH 120 AE 11 42.6 47
Show 19340+2856 ABH 120 AF 12 34.0 47
Show 19340+2856 ABH 120 AG 6 65.6 47
Show 19340+2856 ABH 120 AH 197 25.3 47
Show 19340+2856 ABH 120 AI 141 40.0 47
Show 19340+2856 ABH 120 AJ 71 29.5 47
Show 19340+2856 ABH 120 AK 44 53.8 47
Show 19340+2856 ABH 120 AL 75 48.3 47
Show 19340+2856 ABH 120 AM 305 41.6 47
Show 19340+2856 ABH 120 AN 247 52.5 47
Show 19340+2856 ABH 120 AO 305 82.9 47
Show 19340+2856 ABH 120 AP 272 111.5 47
Show 19340+2856 ABH 120 AQ 268 118.7 47

 
 
WDS 19321+2816 : COMPONENTS
 
 
  A B C D
B pa=310.3°
sep=5.72"
 
C pa=3.5°
sep=5.27"
pa=71.6°
sep=4.94"
 
D pa=242.3°
sep=55.06"
pa=236.6°
sep=53.19"
pa=237.8°
sep=57.97"
 
E pa=240.3°
sep=60.75"
pa=235.1°
sep=59.04"
pa=236.3°
sep=63.79"
pa=221.6°
sep=6.04"
 
 
19321+2816 A
 
 
Coord arcsec 2000 193205.91+281600.3 Mag 7.67 Spectral class A0 (white) PmRA 2.00
PmDE -19.0 SAO 87325 HIP 96083 Tycho2 2150-00120-1
HD 184172 GC 26994 BD BD+27 3421
Tycho2
Tycho2 2150-00120-1 Pflag RAmdeg 293.02464218 DEmdeg 28.26677444
PmRA 2.4 PmDE -12.7 E RAmdeg 4 E DEmdeg 4
E pmRA 1.4 E pmDE 1.3 EpRAm 1991.54 EpDEm 1991.55
Num 8 Q RAmdeg 1.5 Q DEmdeg 1.8 Q pmRA 1.4
Q pmDE 1.7 BTmag 7.697 E BTmag 0.015 VTmag 7.673
E VTmag 0.010 Prox 54 TYC T HIP 96083
CCDM A RAdeg 293.02463583 DEdeg 28.26680361 EpRA 1990 1.64
EpDE 1990 1.67 E RAdeg 4.3 E DEdeg 4.1 Posflg
Corr 0.1
SAO
SAO 87325 DelFlag RA1950 PmRA1950 0.0004
DE1950 PmDE1950 0.008 Vmag 8 SpType A0
Double code Source 70 CatNum 26994 DM BD+27 3421
DMcomp BDsup HD 184172 M HD 0
GC 26994 RA1950rad 5.10546227 DE1950rad 0.49147043 PmRA2000 0.0005
PmDE2000 0.006
Hipparcos
Catalog H HIP 96083 Proxy H RAhms 19 32 05.91
DEdms +28 16 00.5 Vmag 7.52 VarFlag R Vmag H
RAdeg 293.025 DEdeg 28.2668 AstroRef A Plx 5.22
CCDM 19321+2816 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AC
Theta 3 Rho 5.445 HD 184172 BD BD+27 3421
CD CP Dm number +27 3421 VIred 0.03
SpType A0... R SpType Coord arcsec 2000 193205.91+281600.5
Hipparcos 2
HIP 96083 Sn 15 So 3 Nc 2
RArad 5.1142447145 DErad 0.4933487947 Plx 6.21 PmRA 4.72
PmDE -3.59 E RArad 0.42 E DErad 0.55 E Plx 0.75
E pmRA 0.52 E pmDE 0.75 Hpmag 7.5553 E Hpmag 0.0012
SHp 0.012 VA 0 BV 0.084 E BV 0.011
VI 0.1
CCDM
Ccdm 19321+2816 RComp Comp A Note1
Note2 Discov num DRAs -0.10 DDEs 1.4
R dRAs 10 Year Theta Rho
Obs 5 Vmag 8.0 Sp A0 PmNote *
PmRA 4 PmDE 9 Dm number +27 3421 Cat1 BD
Name2 87325 Cat2 SAO HD 184172 M HD
ADS BDS A12572 M ADS BDS N IDS IDS 19281N2803A
HIC 96083
 
 
19321+2816 B
 
 
Coord arcsec 2000 193205.58+281604.0 Coord calc 193205.58+281604.0 Mag 13.3 Calc delta mag 5.63
CCDM
Ccdm 19321+2816 RComp Comp B Note1
Note2 Discov num BU 652 DRAs DDEs
R dRAs Year 1878 Theta 323 Rho 5.1
Obs 6 Vmag 13.1 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A12572 M ADS BDS N IDS IDS 19281N2803B
HIC 96083
 
 
19321+2816 C
 
 
Coord arcsec 2000 193205.93+281605.6 Mag 9.78 PmRA 3.00 PmDE -4.0
Calc delta mag 2.11 Calc coord yes
CCDM
Ccdm 19321+2816 RComp Comp C Note1
Note2 Discov num STF2539 DRAs DDEs
R dRAs Year 1830 Theta 003 Rho 5.4
Obs 12 Vmag 10.0 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A12572 M ADS BDS N IDS IDS 19281N2803C
HIC 96083
 
 
19321+2816 D
 
 
Coord arcsec 2000 193202.22+281534.7 Coord calc 193202.22+281534.7 Mag 11.3 PmRA -4.00
PmDE 5.0 Calc delta mag 3.63
CCDM
Ccdm 19321+2816 RComp Comp D Note1
Note2 Discov num FOX DRAs DDEs
R dRAs Year 1913 Theta 242 Rho 54.6
Obs 1 Vmag 11.0 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A12572 M ADS BDS N IDS IDS 19281N2803D
HIC
 
 
19321+2816 E
 
 
Coord arcsec 2000 193201.92+281530.2 Mag 13.3 Calc delta mag 5.63 Calc coord yes
CCDM
Ccdm 19321+2816 RComp D Comp E Note1
Note2 Discov num FOX DRAs DDEs
R dRAs Year 1913 Theta 225 Rho 8.3
Obs 1 Vmag 13.8 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A12572 M ADS BDS N IDS IDS 19281N2803E
HIC