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Doubles in session


Current system
19550+3454
GRF 12 AB
HD 188668


Nearby doubles
5' : 19547+3453
SEI 723AB

10' : 19561+3457
HLM 34

15' : 19557+3443
HLM 33AB

17' : 19564+3448
SEI 737

20' : 19563+3505
BU 980AB

20' : 19553+3435
ES 200

21' : 19537+3442
SEI 716

29' : 19572+3502
HDS2840

32' : 19531+3517
POP 37

32' : 19576+3454
HLM 35

36' : 19522+3449
ES 2300

37' : 19577+3509
SEI 747

37' : 19578+3508
SEI 748

38' : 19520+3449
ES 2299

39' : 19551+3415
ES 2301

40' : 19518+3501
SEI 705

41' : 19527+3425
SEI 709

42' : 19568+3530
TDT1869

43' : 19533+3418
COU1624

47' : 19587+3502
TDT1894

48' : 19514+3434
J 1161

49' : 19589+3447
TDT1897

50' : 19511+3443
OLE 2

50' : 19523+3417
TDT1815

51' : 19581+3422
SEI 752

51' : 19510+3443
SEI 697



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 19550+3454 : COMPONENTS
 
 
  A B C
B pa=342.9°
sep=122.90"
 
C pa=355.2°
sep=89.31"
pa=134.8°
sep=40.39"
 
D pa=195.3°
sep=126.23"
pa=179.3°
sep=239.25"
pa=186.9°
sep=212.33"
 
 
19550+3454 A
 
 
Name HD 188668 Coord arcsec 2000 195500.14+345402.2 Mag 7.33 Spectral class K0 (yellow-orange)
PmRA 4.00 PmDE 20.0 SAO 69080 HIP 98004
Tycho2 2677-01118-1 HD 188668 BD BD+34 3790
Tycho2
Tycho2 2677-01118-1 Pflag RAmdeg 298.75057086 DEmdeg 34.90060348
PmRA 2.0 PmDE 19.9 E RAmdeg 5 E DEmdeg 4
E pmRA 1.0 E pmDE 1.1 EpRAm 1991.21 EpDEm 1991.49
Num 12 Q RAmdeg 0.4 Q DEmdeg 0.5 Q pmRA 0.5
Q pmDE 0.5 BTmag 8.673 E BTmag 0.016 VTmag 7.331
E VTmag 0.010 Prox 901 TYC T HIP 98004
CCDM RAdeg 298.75056528 DEdeg 34.90055778 EpRA 1990 1.60
EpDE 1990 1.74 E RAdeg 4.6 E DEdeg 4.4 Posflg
Corr 0.1
SAO
SAO 69080 DelFlag RA1950 PmRA1950 0.0016
DE1950 PmDE1950 0.017 Vmag 7.5 SpType K0
Double code Source 6 CatNum 1945 DM BD+34 3790
DMcomp BDsup HD 188668 M HD 0
GC RA1950rad 5.20597026 DE1950rad 0.60680407 PmRA2000 0.0018
PmDE2000 0.016
Hipparcos
Catalog H HIP 98004 Proxy RAhms 19 55 00.14
DEdms +34 54 02.0 Vmag 7.22 VarFlag R Vmag H
RAdeg 298.751 DEdeg 34.9006 AstroRef Plx 2.73
CCDM N CCDM Nsys Ncomp 1
MultFlag Source Qual M HIP
Theta Rho HD 188668 BD BD+34 3790
CD CP Dm number +34 3790 VIred 1.1
SpType K0 R SpType Coord arcsec 2000 195500.14+345402.0
Hipparcos 2
HIP 98004 Sn 5 So 0 Nc 1
RArad 5.2141810092 DErad 0.6091296271 Plx 3.5 PmRA 3.89
PmDE 19.8 E RArad 0.31 E DErad 0.37 E Plx 0.48
E pmRA 0.37 E pmDE 0.43 Hpmag 7.3893 E Hpmag 0.0008
SHp 0.009 VA 0 BV 1.14 E BV 0.01
VI 1.1
 
 
19550+3454 B
 
 
Coord arcsec 2000 195457.20+345559.6 Mag 9.03 Spectral class K5 (yellow-orange) PmRA 5.00
PmDE -23.0 SAO 69074 Tycho2 2677-00477-1 HD 226513
DM BD+34 3789 Calc delta mag 1.7 Calc coord yes
Tycho2
Tycho2 2677-00477-1 Pflag RAmdeg 298.73565187 DEmdeg 34.93343129
PmRA 2.0 PmDE -24.3 E RAmdeg 12 E DEmdeg 12
E pmRA 1.3 E pmDE 1.3 EpRAm 1990.32 EpDEm 1990.33
Num 8 Q RAmdeg 0.7 Q DEmdeg 1.3 Q pmRA 0.6
Q pmDE 1.3 BTmag 10.533 E BTmag 0.032 VTmag 9.027
E VTmag 0.016 Prox 453 TYC T HIP
CCDM RAdeg 298.73564639 DEdeg 34.93348778 EpRA 1990 1.63
EpDE 1990 1.71 E RAdeg 11.7 E DEdeg 11.5 Posflg
Corr 0.0
SAO
SAO 69074 DelFlag RA1950 PmRA1950 -0.0002
DE1950 PmDE1950 -0.025 Vmag 8.7 SpType A3
Double code Source 6 CatNum 1944 DM BD+34 3789
DMcomp BDsup HD 226513 M HD 0
GC RA1950rad 5.20571017 DE1950rad 0.60738894 PmRA2000 0.0001
PmDE2000 -0.026
 
 
19550+3454 C
 
 
Coord arcsec 2000 195459.53+345531.2 Mag 11.12 PmRA 1.00 PmDE -11.0
Tycho2 2677-01278-1 Calc delta mag 3.79 Calc coord yes
Tycho2
Tycho2 2677-01278-1 Pflag RAmdeg 298.74750390 DEmdeg 34.92543945
PmRA 0.2 PmDE -13.9 E RAmdeg 33 E DEmdeg 47
E pmRA 1.9 E pmDE 1.9 EpRAm 1983.15 EpDEm 1981.98
Num 6 Q RAmdeg 1.6 Q DEmdeg 1.3 Q pmRA 1.6
Q pmDE 1.3 BTmag 11.980 E BTmag 0.109 VTmag 11.123
E VTmag 0.081 Prox 453 TYC HIP
CCDM RAdeg 298.74748694 DEdeg 34.92546722 EpRA 1990 1.71
EpDE 1990 1.68 E RAdeg 52.7 E DEdeg 58.2 Posflg
Corr 0.0
 
 
19550+3454 D
 
 
Coord arcsec 2000 195457.44+345200.4 Mag 11.44 PmRA -10.00 PmDE -20.0
Tycho2 2677-01031-1 Calc delta mag 4.11 Calc coord yes
Tycho2
Tycho2 2677-01031-1 Pflag RAmdeg 298.73685623 DEmdeg 34.86690936
PmRA -12.7 PmDE -21.4 E RAmdeg 64 E DEmdeg 62
E pmRA 2.7 E pmDE 2.7 EpRAm 1984.46 EpDEm 1984.97
Num 3 Q RAmdeg 0.5 Q DEmdeg 2.0 Q pmRA 0.5
Q pmDE 2.0 BTmag 12.091 E BTmag 0.122 VTmag 11.437
E VTmag 0.103 Prox 999 TYC HIP
CCDM RAdeg 298.73689111 DEdeg 34.86695611 EpRA 1990 1.63
EpDE 1990 1.67 E RAdeg 66.5 E DEdeg 64.9 Posflg
Corr 0.1