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Doubles in session


Current system
19439+2708
BU 658
PS Vul


Nearby doubles
12' : 19432+2701
BU 1132

14' : 19443+2655
L 30

19' : 19450+2719
HEI9012

24' : 19442+2731
TDT1686

25' : 19458+2710
KUI 95AB

25' : 19458+2704
HJL1101

28' : 19458+2720
HEI 815AB

32' : 19419+2723
STT 382

36' : 19415+2654
KPP1620

36' : 19465+2718
HEI 816

39' : 19427+2743
BKO 433

41' : 19470+2710
OSB 7AB

41' : 19409+2708
STF2561

43' : 19435+2750
J 1034

44' : 19471+2717
BAR 50AB

44' : 19471+2701
OSB 8AB

46' : 19472+2724
TDT1747

47' : 19464+2740
GRV 275

48' : 19473+2720
TDT1749

48' : 19441+2755
TDT1684

49' : 19404+2718
BUP9003AB

49' : 19448+2621
TDT1699

49' : 19474+2726
BAR9006

51' : 19461+2749
A 274

52' : 19400+2712
COU 822

56' : 19399+2656
TDT1615



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.

19439+2708 BU 658 (PS Vul)

 
 
19h 43m 55.97s +27° 08' 07.5" P.A. 282.00 sep 0.4 mag 6.72,7.92 Sp B7V+G1III dist. 757.58 pc (2471.23 l.y.)
 
 
Coord 2000 19439+2708 Discov num BU  658 Comp Coord arcsec 2000 19 43 55.97 +27 08 07.5
Date first 1878 Date last 2009 Obs 36
Pa first 295 Pa last 282.4 P.A. Now (θ) 282.4°
Sep first 0.6 Sep last 0.37 Sep. Now (ρ) 0.37"
Mag pri 6.72 Mag sec 7.92 delta mag (ΔM) 1.2 Spectral class B7V+G1III (blue-white/yellow)
Pri motion ra +005 Sec motion ra
Pri motion dec -006 Sec motion dec
Notes N (See Notes)
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Var name PS Vul Constellation Vulpecula SAO 87640 HIP 97091
Tycho2 2147-03303-1 Gaia DR2 2028058994291893888 HD 186518 HR 7508
GC 27308 ADS 12850 BD BD+26 3654 Distance 757.58
Distance ly 2471.23
 
 
WDS 19439+2708 BU 658 (PS Vul) : NOTES
 
 
discov_num notes refcode
BU 658 Spectrum composite;G4III+K3II. Bryant measures a star which may be the Bry1900
same with an error in angle: 1900.62, 349.4@, 0.3" (BDS 9567).
1998.657: Absolute quadrant determined by triple-correlation technique Pru2002b
Includes PS Vul, an Algol-type eclipsing binary, P = 3.8173d. Zas2012
 
 
REFERENCES
 
 
refcode metd author reference
Bry1900 Ma - Bryant, W.W. 1900RGOO...........
Bry1900 Greenwich Observations, 1900 (data also in MNRAS 61, 486, 1901) 1901MNRAS..61..486.
Pru2002b S j Prieur, J.-L., Koechlin, L., Ginestet, N., Carquillat, J.-M., Aristidi, E., 2002ApJS..142...95P
Pru2002b Scardia, M., Arnold, L., Avila, R., et al.
Pru2002b ApJS 142, 95, 2002
Zas2012 - Zasche, P. ...................
Zas2012 private communication, 2012
 
 
DISCOVERER
 
 
idgroup discov author
1 BU Burnham, S.W. (BU 1 - 81)
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19439+2708 BU 658 1998 37 284 0.3 6.72 7.92 B7V G1III N 194355.97+270807.5
19439+2708 BU 658 2003 34 281 0.3 6.72 7.92 B7V+G1III N D 194355.97+270807.5
19439+2708 BU 658 2009 36 282 0.4 6.72 7.92 B7V+G1III N 194355.97+270807.5

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

 
 
WDS 19439+2708 BU 658 (PS Vul) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 19439+2708 BU 658 (PS Vul) : MEASURES
 
 
No records found.

 
 
WDS 19439+2708 (PS Vul) : VIRTUAL EYEPIECE
 
 

19439+2708 BU 658A mag 6.72 Sp B7V 19439+2708 BU 658B sep 0.3 P.A. 283.90 mag 7.92 Sp G1III 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 19439+2708 (PS Vul) : ALADIN DSS IMAGE @ 19h 43m 55.97s +27° 08' 07.5"
 
 
 
 
WDS 19439+2708 BU 658 (PS Vul) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

19439+2708 BU 658 distance=0' 19432+2701 BU 1132 distance=12' 19443+2655 L 30 distance=14' 19450+2719 HEI9012 distance=19' 19442+2731 TDT1686 distance=24' 19458+2710 KUI 95AB distance=25' 19458+2710 LMP 43AC distance=25' 19458+2704 HJL1101 distance=25' 19458+2720 HEI 815AB distance=28' 19458+2720 HEI 815AC distance=28' 19458+2720 HEI 815CD distance=29' 19419+2723 STT 382 distance=32' 19415+2654 KPP1620 distance=36' 19465+2718 HEI 816 distance=36' 19427+2743 BKO 433 distance=39' 19470+2710 TDT1740Aa,Ab distance=41' 19470+2710 OSB 7AB distance=41' 19470+2710 BKO 81AC distance=41' 19409+2708 STF2561 distance=41' 19470+2710 BKO 81CD distance=41' 19435+2750 J 1034 distance=43' 19471+2717 BAR 50AB distance=44' 19471+2717 BAR 50AC distance=44' 19471+2701 OSB 8AB distance=44' 19471+2701 TOB 160AC distance=44' 19472+2724 TDT1747 distance=46' 19464+2740 GRV 275 distance=47' 19471+2717 BAR 51CD distance=47' 19473+2720 TDT1749 distance=48' 19441+2755 TDT1684 distance=48' 19404+2718 BUP9003AB distance=49' 19404+2718 BUP9003AC distance=49' 19404+2718 BUP9003AD distance=49' 19404+2718 BUP9003AE distance=49' 19448+2621 TDT1699 distance=49' 19474+2726 BAR9006 distance=49' 19461+2749 A 274 distance=51' 19400+2712 COU 822 distance=52' 19399+2656 TDT1615 distance=56' 19429+2803 A 273 distance=57' 19489+2714 LDS1029 distance=65' 19467+2613 TDT1732 distance=67' 19462+2608 TDT1722 distance=67' 19493+2726 MLB 603AB distance=74' 19411+2812 MLB 602 distance=74' 19478+2615 BRT 201 distance=75' 19429+2822 HDS2797 distance=76' 19402+2611 A 272AB distance=77' 19402+2611 A 272AC distance=77' 19402+2611 A 272CD distance=77' 19478+2612 SCA 200 distance=77' 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 19439+2708 BU 658 282 0.4
Show 19432+2701 BU 1132 212 0.6 12
Show 19443+2655 L 30 345 3.6 14
Show 19450+2719 HEI9012 4 19.9 19
Show 19442+2731 TDT1686 264 1.4 24
Show 19458+2710 KUI 95 AB 62 2.4 25
Show 19458+2710 LMP 43 AC 35 15.8 25
Show 19458+2704 HJL1101 2 398.4 25
Show 19458+2720 HEI 815 AB 298 2.1 28
Show 19458+2720 HEI 815 AC 79 75.7 28
Show 19458+2720 HEI 815 CD 307 3.9 29
Show 19419+2723 STT 382 322 0.3 32
Show 19415+2654 KPP1620 120 12.4 36
Show 19465+2718 HEI 816 150 2.8 36
Show 19427+2743 BKO 433 69 2.4 39
Show 19470+2710 TDT1740 Aa,Ab 228 1.7 41
Show 19470+2710 OSB 7 AB 347 9.9 41
Show 19470+2710 BKO 81 AC 173 84.7 41
Show 19409+2708 STF2561 298 18.3 41
Show 19470+2710 BKO 81 CD 347 7.6 41
Show 19435+2750 J 1034 102 2.6 43
Show 19471+2717 BAR 50 AB 310 2.7 44
Show 19471+2717 BAR 50 AC 104 220.3 44
Show 19471+2701 OSB 8 AB 10 14.1 44
Show 19471+2701 TOB 160 AC 212 30.0 44
Show 19472+2724 TDT1747 315 2.2 46
Show 19464+2740 GRV 275 17 35.6 47
Show 19471+2717 BAR 51 CD 152 4.4 47
Show 19473+2720 TDT1749 248 2.8 48
Show 19441+2755 TDT1684 193 2.2 48
Show 19404+2718 BUP9003 AB 152 3.0 49
Show 19404+2718 BUP9003 AC 350 27.4 49
Show 19404+2718 BUP9003 AD 156 7.1 49
Show 19404+2718 BUP9003 AE 313 141.8 49
Show 19448+2621 TDT1699 23 3.0 49
Show 19474+2726 BAR9006 352 25.5 49
Show 19461+2749 A 274 63 4.2 51
Show 19400+2712 COU 822 147 0.2 52
Show 19399+2656 TDT1615 270 0.4 56
Show 19429+2803 A 273 153 1.7 57
Show 19489+2714 LDS1029 275 12.4 65
Show 19467+2613 TDT1732 148 0.7 67
Show 19462+2608 TDT1722 202 0.5 67
Show 19493+2726 MLB 603 AB 29 8.2 74
Show 19411+2812 MLB 602 134 7.1 74
Show 19478+2615 BRT 201 359 3.2 75
Show 19429+2822 HDS2797 129 0.2 76
Show 19402+2611 A 272 AB 193 1.3 77
Show 19402+2611 A 272 AC 307 14.5 77
Show 19402+2611 A 272 CD 13 1.3 77
Show 19478+2612 SCA 200 139 3.2 77

 
 
WDS 19439+2708 : COMPONENTS
 
 
  A
B pa=283.9°
sep=0.33"
 
 
19439+2708 A
 
 
Componente originario normalizzato AB Name PS Vul Coord arcsec 2000 194355.97+270807.5 Mag 6.72
Spectral class B7V (blue-white) PmRA 5.00 PmDE -6.0 SAO 87640
HIP 97091 Tycho2 2147-03303-1 HD 186518 HR 7508
GC 27308 BD BD+26 3654
Tycho2
Tycho2 2147-03303-1 Pflag RAmdeg 295.98319048 DEmdeg 27.13539607
PmRA -1.2 PmDE -6.4 E RAmdeg 4 E DEmdeg 3
E pmRA 1.1 E pmDE 1.1 EpRAm 1991.28 EpDEm 1991.64
Num 13 Q RAmdeg 1.0 Q DEmdeg 0.7 Q pmRA 1.1
Q pmDE 0.7 BTmag 7.706 E BTmag 0.015 VTmag 6.481
E VTmag 0.009 Prox 999 TYC T HIP 97091
CCDM AB RAdeg 295.98319333 DEdeg 27.13541056 EpRA 1990 1.54
EpDE 1990 1.77 E RAdeg 3.7 E DEdeg 3.4 Posflg P
Corr 0.3
SAO
SAO 87640 DelFlag RA1950 PmRA1950 -0.0008
DE1950 PmDE1950 0.006 Vmag 6.6 SpType +++
Double code Source 70 CatNum 27308 DM BD+26 3654
DMcomp BDsup HD 186518 M HD 9
GC 27308 RA1950rad 5.15693225 DE1950rad 0.4714971 PmRA2000 -0.0007
PmDE2000 0.004
Hipparcos
Catalog H HIP 97091 Proxy H RAhms 19 43 55.97
DEdms +27 08 07.5 Vmag 6.27 VarFlag 2 R Vmag H
RAdeg 295.983 DEdeg 27.1354 AstroRef A Plx 0.75
CCDM 19439+2708 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 283 Rho 0.336 HD 186518 BD BD+26 3654
CD CP Dm number +26 3654 VIred 1.01
SpType B7V + G1:III R SpType Coord arcsec 2000 194355.97+270807.5
Hipparcos 2
HIP 97091 Sn 15 So 3 Nc 2
RArad 5.1658817859 DErad 0.4736021794 Plx 1.32 PmRA 0.92
PmDE -3.38 E RArad 0.36 E DErad 0.56 E Plx 0.81
E pmRA 0.42 E pmDE 0.63 Hpmag 6.4135 E Hpmag 0.0011
SHp 0.015 VA 1 BV 1.015 E BV 0.006
VI 0.99
CCDM
Ccdm 19439+2708 RComp Comp A Note1
Note2 Discov num DRAs 1.97 DDEs 7.5
R dRAs 10 Year Theta Rho
Obs 2 Vmag 6.8 Sp K0 PmNote *
PmRA 1 PmDE -3 Dm number +26 3654 Cat1 BD
Name2 +27 2037 Cat2 AGK2/3 HD 186518 M HD
ADS BDS A12850 M ADS BDS N IDS IDS 19398N2654A
HIC 97091
 
 
19439+2708 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 194355.95+270807.6 Mag 7.92 Spectral class G1III (yellow)
Calc delta mag 1.2 Calc coord yes
CCDM
Ccdm 19439+2708 RComp Comp B Note1
Note2 Discov num BU 658 DRAs DDEs
R dRAs Year 1954 Theta 291 Rho 0.4
Obs 14 Vmag 8.3 Sp A0 PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD 186519 M HD
ADS BDS A12850 M ADS BDS N N IDS IDS 19398N2654B
HIC 97091