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Doubles in session


Current system
19474+1832
BLA 6
Del Sge


Nearby doubles
5' : 19477+1836
J 827

12' : 19468+1839
OL 72

15' : 19484+1834
TDT1772

18' : 19486+1843
J 3010

19' : 19485+1843
J 3009

20' : 19463+1821
HU 344

21' : 19486+1844
J 3011AB

21' : 19481+1814
GRV 280

23' : 19459+1832
OL 71

26' : 19481+1855
STJ 25

27' : 19492+1830
GRV 283

27' : 19473+1805
BPM1558

28' : 19487+1852
MCA 58

28' : 19479+1806
J 1187

31' : 19465+1859
J 3000AB

31' : 19477+1802
BPMA175

31' : 19481+1803
BPM1603

32' : 19493+1852
J 3012AB

33' : 19452+1823
TDT1708

34' : 19494+1851
J 3013

34' : 19497+1842
J 3344

34' : 19477+1905
TDT1760

35' : 19498+1844
J 3014

36' : 19480+1758
BPM1599

40' : 19470+1911
HDS2812

40' : 19463+1755
BPM1519



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.
 
 
WDS 19474+1832 : COMPONENTS
 
 
  A
B pa=240.7°
sep=0.11"
 
 
19474+1832 A
 
 
Componente originario normalizzato AB Name Del Sge Coord arcsec 2000 194723.27+183203.3 Mag 4.32
Spectral class M2II (red) PmRA 7.00 PmDE 8.0 SAO 105259
HIP 97365 Tycho2 1619-03542-1 HD 187076 HR 7536
GC 27391 BD BD+18 4240 Bayer Delta Sagittae Bayer name Del Sge
Flamsteed 7 Sagittae Flamsteed name 7 Sge FK5 743
Tycho2
Tycho2 1619-03542-1 Pflag RAmdeg 296.84694950 DEmdeg 18.53428307
PmRA 5.7 PmDE 10.0 E RAmdeg 3 E DEmdeg 3
E pmRA 0.5 E pmDE 0.5 EpRAm 1991.30 EpDEm 1991.27
Num 21 Q RAmdeg 1.3 Q DEmdeg 2.0 Q pmRA 1.4
Q pmDE 2.2 BTmag 5.522 E BTmag 0.014 VTmag 3.956
E VTmag 0.009 Prox 999 TYC T HIP 97365
CCDM AB RAdeg 296.84693611 DEdeg 18.53426056 EpRA 1990 1.80
EpDE 1990 1.76 E RAdeg 3.2 E DEdeg 3.2 Posflg P
Corr 0.1
SAO
SAO 105259 DelFlag RA1950 PmRA1950 0.0005
DE1950 PmDE1950 0.01 Vmag 3.8 SpType +++
Double code Source 74 CatNum 743 DM BD+18 4240
DMcomp BDsup HD 187076 M HD 9
GC 27391 RA1950rad 5.17122358 DE1950rad 0.32130875 PmRA2000 0.0006
PmDE2000 0.009
Hipparcos
Catalog H HIP 97365 Proxy H RAhms 19 47 23.27
DEdms +18 32 03.3 Vmag 3.68 VarFlag 2 R Vmag H
RAdeg 296.847 DEdeg 18.5343 AstroRef * Plx 7.28
CCDM 19474+1832 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 62 Rho 0.115 HD 187076 BD BD+18 4240
CD CP Dm number +18 4240 VIred 1.27
SpType M2II + B6 R SpType Coord arcsec 2000 194723.27+183203.3
Hipparcos 2
HIP 97365 Sn 55 So 3 Nc 2
RArad 5.180956447 DErad 0.323483842 Plx 5.49 PmRA -4.31
PmDE 12.35 E RArad 0.45 E DErad 0.41 E Plx 0.72
E pmRA 0.53 E pmDE 0.44 Hpmag 3.8364 E Hpmag 0.0032
SHp 0.036 VA 2 BV 1.313 E BV 0.003
VI 1.27
CCDM
Ccdm 19474+1832 RComp Comp A Note1
Note2 Discov num DRAs -0.74 DDEs 3.4
R dRAs 10 Year Theta Rho
Obs 2 Vmag 3.8 Sp M1 PmNote *
PmRA 7 PmDE 10 Dm number +18 4240 Cat1 BD
Name2 105259 Cat2 SAO HD 187076 M HD
ADS BDS M ADS BDS N IDS IDS 19429N1817A
HIC 97365
 
 
19474+1832 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 194723.26+183203.2 Mag 4.95 Spectral class B0V (blue-white)
Calc delta mag 0.63 Calc coord yes
CCDM
Ccdm 19474+1832 RComp Comp B Note1 *
Note2 Discov num WRH DRAs DDEs
R dRAs Year 1937 Theta Rho
Obs 1 Vmag Sp A0 PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD 187077 M HD
ADS BDS M ADS BDS N N IDS IDS 19429N1817B
HIC 97365