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Current system
19515+2728
EVS 43 AB
SV Vul


Nearby doubles
7' : 19518+2732
J 1227

17' : 19511+2743
HDS2827

18' : 19517+2745
MLB 698

19' : 19510+2744
TDS1021

22' : 19503+2741
TDT1791

25' : 19532+2721
TDS1022

30' : 19493+2726
MLB 603AB

32' : 19495+2744
TDT1781

33' : 19537+2712
TDT1831

39' : 19489+2714
LDS1029

40' : 19521+2806
RAG 3AB

40' : 19543+2716
TDT1839

41' : 19546+2728
TDT1842

44' : 19516+2810
J 3021

44' : 19522+2810
HEI 178

45' : 19502+2647
TDT1789

47' : 19541+2657
TDT1834

47' : 19548+2710
BRT 203

48' : 19537+2805
ES 494AB

56' : 19474+2726
BAR9006

57' : 19473+2720
TDT1749

59' : 19472+2724
TDT1747

59' : 19559+2729
KPP4177

59' : 19527+2824
TDT1818

60' : 19471+2717
BAR 50AB

62' : 19555+2758
TDT1853



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

19515+2728 EVS 43 AB (SV Vul)

 
 
19h 51m 30.91s +27° 27' 36.9" P.A. 86.00 sep 15.2 mag 7.22,15.09 Sp F8Ia dist. 1250 pc (4077.5 l.y.)
 
 
Coord 2000 19515+2728 Discov num EVS  43 Comp AB Coord arcsec 2000 19 51 30.91 +27 27 36.9
Date first 2011 Date last 2015 Obs 2
Pa first 86 Pa last 86.1 P.A. Now (θ) 86.1°
Sep first 15.1 Sep last 15.154 Sep. Now (ρ) 15.154"
Mag pri 7.22 Mag sec 15.09 delta mag (ΔM) 7.87 Spectral class F8Ia (yellow-white)
Pri motion ra -002 Sec motion ra
Pri motion dec -007 Sec motion dec
Notes N U (See Notes, Proper motion indicates non-physical)
This double is not physical.
 
 
19515+2728 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show SV Vul 87829 19 51 31 +27 27 37 EVS 43 AB 2015 2 86 15.2 7.22 15.09 7.87 <===
Show 87829 19 51 31 +27 27 37 EVS 43 AC 2015 2 241 15.3 7.22 19.04 11.82
Show 87829 19 51 31 +27 27 37 EVS 43 AD 2015 2 131 16.9 7.22 18.84 11.62
Show 87829 19 51 31 +27 27 37 EVS 43 AE 2015 2 69 21.0 7.22 19.23 12.01
Quintuple system
5 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Var name SV Vul Constellation Vulpecula SAO 87829 HIP 97717
Tycho2 2148-04057-1 Gaia DR2 2027951173435143680 HD 187921 BD BD+27 3536
Distance 1250 Distance ly 4077.5
 
 
WDS 19515+2728 EVS 43 AB (SV Vul) : NOTES
 
 
discov_num notes refcode
EVS 43 Primary is the Cepheid SV Vul. Evs2016a
 
 
REFERENCES
 
 
refcode metd author reference
Evs2016a H3 - Evans, N.R., Bond, H.E., Schaefer, G.H., Mason, B.D., Tingle, E., Karovska, M., & 2016AJ....151..129E
Evs2016a Pillitteri, I.
Evs2016a AJ 151, 129, 2016
Evs2016a (some theta values replaced with more precise values from Evs2016b) 2016AJ....151..108E
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19515+2728 EVS 43 AB 2011 1 86 15.1 7.22 15.09 F8Ia NU 195130.91+272736.9
19515+2728 EVS 43 AB 2015 2 86 15.2 7.22 15.09 F8Ia NU 195130.91+272736.9

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

 
 
WDS 19515+2728 EVS 43 AB (SV Vul) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 19515+2728 EVS 43 AB (SV Vul) : MEASURES
 
 
No records found.

 
 
WDS 19515+2728 (SV Vul) : VIRTUAL EYEPIECE
 
 

19515+2728 EVS 43A mag 7.22 Sp F8Ia 19515+2728 EVS 43B sep 13.4 P.A. 85.60 mag 15.09 19515+2728 EVS 43C sep 14.0 P.A. 237.90 mag 19.04 19515+2728 EVS 43D sep 15.9 P.A. 134.50 mag 18.84 19515+2728 EVS 43E sep 19.0 P.A. 66.20 mag 19.23 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 19515+2728 (SV Vul) : ALADIN DSS IMAGE @ 19h 51m 30.91s +27° 27' 36.9"
 
 
 
 
WDS 19515+2728 EVS 43 AB (SV Vul) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

19515+2728 EVS 43AB distance=0' 19518+2732 J 1227 distance=7' 19511+2743 HDS2827 distance=17' 19517+2745 MLB 698 distance=18' 19510+2744 TDS1021 distance=19' 19503+2741 TDT1791 distance=22' 19532+2721 TDS1022 distance=25' 19493+2726 MLB 603AB distance=30' 19495+2744 TDT1781 distance=32' 19537+2712 TDT1831 distance=33' 19489+2714 LDS1029 distance=39' 19521+2806 RAG 3AB distance=40' 19521+2806 GNS 10AC distance=40' 19521+2806 GNS 10AD distance=40' 19521+2806 GNS 10AE distance=40' 19521+2806 GNS 10AF distance=40' 19521+2806 GNS 10AG distance=40' 19521+2806 GNS 10AH distance=40' 19543+2716 TDT1839 distance=40' 19546+2728 TDT1842 distance=41' 19516+2810 J 3021 distance=44' 19522+2810 HEI 178 distance=44' 19502+2647 TDT1789 distance=45' 19541+2657 TDT1834 distance=47' 19548+2710 BRT 203 distance=47' 19537+2805 ES 494AB distance=48' 19537+2805 ES 494AC distance=48' 19474+2726 BAR9006 distance=56' 19473+2720 TDT1749 distance=57' 19471+2717 BAR 51CD distance=57' 19472+2724 TDT1747 distance=59' 19559+2729 KPP4177 distance=59' 19527+2824 TDT1818 distance=59' 19471+2717 BAR 50AB distance=60' 19471+2717 BAR 50AC distance=60' 19555+2758 TDT1853 distance=62' 19481+2811 TDT1766 distance=63' 19470+2710 TDT1740Aa,Ab distance=63' 19470+2710 OSB 7AB distance=63' 19470+2710 BKO 81AC distance=63' 19470+2710 BKO 81CD distance=64' 19471+2701 OSB 8AB distance=65' 19471+2701 TOB 160AC distance=65' 19534+2828 RAO 422 distance=66' 19553+2813 BRT 204 distance=67' 19547+2636 TDT1843 distance=67' 19465+2718 HEI 816 distance=69' 19464+2740 GRV 275 distance=69' 19557+2644 TDT1856 distance=72' 19568+2718 COU1165 distance=72' 19528+2837 TDT1820 distance=72' 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 19515+2728 EVS 43 AB 86 15.2
Show 19515+2728 EVS 43 AC 241 15.3
Show 19515+2728 EVS 43 AD 131 16.9
Show 19515+2728 EVS 43 AE 69 21.0
Show 19518+2732 J 1227 355 5.1 7
Show 19511+2743 HDS2827 79 0.1 17
Show 19517+2745 MLB 698 352 6.1 18
Show 19510+2744 TDS1021 126 2.2 19
Show 19503+2741 TDT1791 192 1.0 22
Show 19532+2721 TDS1022 331 1.1 25
Show 19493+2726 MLB 603 AB 29 8.2 30
Show 19495+2744 TDT1781 161 0.8 32
Show 19537+2712 TDT1831 251 1.7 33
Show 19489+2714 LDS1029 275 12.4 39
Show 19521+2806 RAG 3 AB 79 13.0 40
Show 19521+2806 GNS 10 AC 298 4.3 40
Show 19521+2806 GNS 10 AD 306 11.0 40
Show 19521+2806 GNS 10 AE 268 9.9 40
Show 19521+2806 GNS 10 AF 112 4.0 40
Show 19521+2806 GNS 10 AG 169 7.0 40
Show 19521+2806 GNS 10 AH 109 7.1 40
Show 19543+2716 TDT1839 169 0.6 40
Show 19546+2728 TDT1842 203 0.5 41
Show 19516+2810 J 3021 181 5.3 44
Show 19522+2810 HEI 178 289 6.8 44
Show 19502+2647 TDT1789 69 0.6 45
Show 19541+2657 TDT1834 346 0.6 47
Show 19548+2710 BRT 203 315 1.3 47
Show 19537+2805 ES 494 AB 198 3.8 48
Show 19537+2805 ES 494 AC 314 19.0 48
Show 19474+2726 BAR9006 352 25.5 56
Show 19473+2720 TDT1749 248 2.8 57
Show 19471+2717 BAR 51 CD 152 4.4 57
Show 19472+2724 TDT1747 315 2.2 59
Show 19559+2729 KPP4177 61 1.1 59
Show 19527+2824 TDT1818 307 0.6 59
Show 19471+2717 BAR 50 AB 310 2.7 60
Show 19471+2717 BAR 50 AC 104 220.3 60
Show 19555+2758 TDT1853 270 1.3 62
Show 19481+2811 TDT1766 85 0.9 63
Show 19470+2710 TDT1740 Aa,Ab 228 1.7 63
Show 19470+2710 OSB 7 AB 347 9.9 63
Show 19470+2710 BKO 81 AC 173 84.7 63
Show 19470+2710 BKO 81 CD 347 7.6 64
Show 19471+2701 OSB 8 AB 10 14.1 65
Show 19471+2701 TOB 160 AC 212 30.0 65
Show 19534+2828 RAO 422 9 1.6 66
Show 19553+2813 BRT 204 319 4.9 67
Show 19547+2636 TDT1843 317 1.9 67
Show 19465+2718 HEI 816 150 2.8 69
Show 19464+2740 GRV 275 17 35.6 69

 
 
WDS 19515+2728 : COMPONENTS
 
 
  A B C D
B pa=85.6°
sep=13.45"
 
C pa=237.9°
sep=13.96"
pa=251.5°
sep=26.62"
 
D pa=134.5°
sep=15.89"
pa=189.7°
sep=12.35"
pa=99.1°
sep=23.46"
 
E pa=66.2°
sep=18.98"
pa=30.8°
sep=7.73"
pa=62.7°
sep=32.86"
pa=17.8°
sep=19.76"
 
 
19515+2728 A
 
 
Name SV Vul Coord arcsec 2000 195130.91+272736.9 Mag 7.22 Spectral class F8Ia (yellow-white)
PmRA -2.00 PmDE -7.0 SAO 87829 HIP 97717
Tycho2 2148-04057-1 HD 187921 BD BD+27 3536
Tycho2
Tycho2 2148-04057-1 Pflag RAmdeg 297.87877676 DEmdeg 27.46023421
PmRA -1.3 PmDE -4.7 E RAmdeg 5 E DEmdeg 4
E pmRA 1.1 E pmDE 1.1 EpRAm 1991.22 EpDEm 1991.54
Num 14 Q RAmdeg 0.8 Q DEmdeg 1.0 Q pmRA 0.7
Q pmDE 1.0 BTmag 9.496 E BTmag 0.016 VTmag 7.614
E VTmag 0.010 Prox 999 TYC T HIP 97717
CCDM RAdeg 297.87878028 DEdeg 27.46024500 EpRA 1990 1.72
EpDE 1990 1.82 E RAdeg 4.7 E DEdeg 4.0 Posflg
Corr 0.2
SAO
SAO 87829 DelFlag RA1950 PmRA1950 0.0004
DE1950 PmDE1950 0 Vmag SpType K0
Double code Source 34 CatNum 10499 DM BD+27 3536
DMcomp BDsup HD 187921 M HD 0
GC RA1950rad 5.19001274 DE1950rad 0.47702162 PmRA2000 0.0005
PmDE2000 -0.002
Hipparcos
Catalog H HIP 97717 Proxy RAhms 19 51 30.91
DEdms +27 27 36.9 Vmag 7.34 VarFlag 3 R Vmag T
RAdeg 297.879 DEdeg 27.4602 AstroRef Plx 0.79
CCDM N CCDM Nsys Ncomp 1
MultFlag Source Qual S M HIP
Theta Rho HD 187921 BD BD+27 3536
CD CP Dm number +27 3536 VIred 1.45
SpType K0var R SpType Coord arcsec 2000 195130.91+272736.9
Hipparcos 2
HIP 97717 Sn 5 So 0 Nc 1
RArad 5.1989654963 DErad 0.4792717185 Plx 0.8 PmRA -1.5
PmDE -6.57 E RArad 0.36 E DErad 0.51 E Plx 0.81
E pmRA 0.44 E pmDE 0.71 Hpmag 7.5567 E Hpmag 0.0089
SHp 0.304 VA 1 BV 1.502 E BV 0.009
VI 1.53
 
 
19515+2728 B
 
 
Coord arcsec 2000 195131.92+272737.9 Mag 15.09 Calc delta mag 7.87 Calc coord yes
 
 
19515+2728 C
 
 
Coord arcsec 2000 195130.02+272729.5 Mag 19.04 Calc delta mag 11.82 Calc coord yes
 
 
19515+2728 D
 
 
Coord arcsec 2000 195131.76+272725.8 Mag 18.84 Calc delta mag 11.62 Calc coord yes
 
 
19515+2728 E
 
 
Coord arcsec 2000 195132.21+272744.6 Mag 19.23 Calc delta mag 12.01 Calc coord yes