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Doubles in session


Current system
20467+1607
FYM 18 AD


Nearby doubles
6' : 20468+1602
BPM2264

9' : 20466+1616
BPM2261

15' : 20462+1554
STF2725AB

18' : 20463+1624
BPM2257

23' : 20481+1601
BPM2269

23' : 20481+1616
SKF1770

31' : 20446+1605
BPM2245

34' : 20485+1628
BPM2271

34' : 20457+1537
BPM2255

35' : 20489+1558
BPM2275

35' : 20485+1545
BPM2272

36' : 20466+1532
J 3110

41' : 20446+1635
BPM2248AB

45' : 20467+1523
BPM2263

46' : 20446+1642
BPM2246AB

46' : 20434+1604
HJ 1564

48' : 20462+1520
YR 27AB

51' : 20501+1556
BPM2278

51' : 20477+1519
BPM2266

52' : 20436+1537
J 3108

52' : 20437+1635
BPM2237

54' : 20435+1540
GWP2990

56' : 20503+1630
LDS1048AB

56' : 20505+1616
KPP4216

57' : 20506+1601
BPM2281

62' : 20448+1512
BPM2253



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 20467+1607 : COMPONENTS
 
 
  A B
B pa=265.8°
sep=8.47"
 
D pa=323.9°
sep=107.88"
pa=327.9°
sep=103.65"
 
 
20467+1607 A
 
 
Name Gam2 Del Coord arcsec 2000 204639.50+160727.4 Mag 4.36 Spectral class K1IV (yellow-orange)
PmRA -26.00 PmDE -196.0 SAO 106476 HIP 102532
Tycho2 1634-03056-1 HD 197964 HR 7948 GC 28966
BD BD+15 4255 Bayer Gamma 2 Delphini Bayer name Gam2 Flamsteed 12 Delphini
Flamsteed name 12 Del FK5 1541
Tycho2
Tycho2 1634-03056-1 Pflag RAmdeg 311.66458324 DEmdeg 16.12429081
PmRA -30.5 PmDE -198.4 E RAmdeg 4 E DEmdeg 4
E pmRA 0.7 E pmDE 0.8 EpRAm 1991.12 EpDEm 1991.04
Num 17 Q RAmdeg 1.5 Q DEmdeg 1.0 Q pmRA 1.7
Q pmDE 1.0 BTmag 5.534 E BTmag 0.014 VTmag 4.356
E VTmag 0.009 Prox 94 TYC T HIP 102532
CCDM A RAdeg 311.66465694 DEdeg 16.12476000 EpRA 1990 1.63
EpDE 1990 1.49 E RAdeg 3.5 E DEdeg 3.7 Posflg
Corr 0.4
SAO
SAO 106476 DelFlag RA1950 PmRA1950 -0.0024
DE1950 PmDE1950 -0.195 Vmag 4.5 SpType G5
Double code Source 74 CatNum 1541 DM BD+15 4255
DMcomp A BDsup HD 197964 M HD 0
GC 28966 RA1950rad 5.42944555 DE1950rad 0.27825794 PmRA2000 -0.0023
PmDE2000 -0.198
Hipparcos
Catalog H HIP 102532 Proxy H RAhms 20 46 39.52
DEdms +16 07 29.2 Vmag 4.27 VarFlag R Vmag G
RAdeg 311.665 DEdeg 16.1248 AstroRef A Plx 32.14
CCDM 20467+1607 N CCDM I Nsys 2 Ncomp 1
MultFlag C Source P Qual A M HIP
Theta Rho HD 197964 BD BD+15 4255
CD CP Dm number +15 4255 VIred 1.03
SpType K1IV R SpType Coord arcsec 2000 204639.52+160729.2
Hipparcos 2
HIP 102532 Sn 95 So 3 Nc 1
RArad 5.4395744565 DErad 0.2814304147 Plx 25.82 PmRA -24.17
PmDE -199.96 E RArad 1.08 E DErad 0.71 E Plx 1.32
E pmRA 1.4 E pmDE 0.69 Hpmag 4.4364 E Hpmag 0.006
SHp 0.036 VA 0 BV 1.042 E BV 0.004
VI 1.03
CCDM
Ccdm 20467+1607 RComp Comp A Note1
Note2 Discov num DRAs -2.52 DDEs 27.6
R dRAs 10 Year Theta Rho
Obs 2 Vmag 4.5 Sp G5 PmNote *
PmRA -37 PmDE -191 Dm number +15 4255 Cat1 BD
Name2 106476 Cat2 SAO HD 197964 M HD
ADS BDS A14279 M ADS BDS N IDS IDS 20420N1546A
HIC 102532
 
 
20467+1607 B
 
 
Coord arcsec 2000 204638.91+160726.8 Mag 5.03 Spectral class F7V (yellow-white) PmRA -1.00
PmDE -204.0 SAO 106475 HIP 102531 Tycho2 1634-03057-1
HD 197963 HR 7947 GC 28965 Flamsteed 12 Delphini
Flamsteed name 12 Del Calc delta mag 0.67 Calc coord yes
Tycho2
Tycho2 1634-03057-1 Pflag RAmdeg 311.66195431 DEmdeg 16.12412538
PmRA -1.3 PmDE -203.6 E RAmdeg 4 E DEmdeg 4
E pmRA 1.4 E pmDE 1.4 EpRAm 1991.50 EpDEm 1991.40
Num 7 Q RAmdeg 2.2 Q DEmdeg 1.0 Q pmRA 2.4
Q pmDE 0.9 BTmag 5.646 E BTmag 0.014 VTmag 5.028
E VTmag 0.009 Prox 94 TYC T HIP 102531
CCDM B RAdeg 311.66195750 DEdeg 16.12460444 EpRA 1990 1.62
EpDE 1990 1.53 E RAdeg 3.7 E DEdeg 3.8 Posflg
Corr 0.4
SAO
SAO 106475 DelFlag RA1950 PmRA1950 -0.0022
DE1950 PmDE1950 -0.188 Vmag 5.2 SpType F8
Double code Source 28 CatNum 8382 DM BD+15 4255
DMcomp B BDsup HD 197963 M HD 0
GC 28965 RA1950rad 5.42939007 DE1950rad 0.27825743 PmRA2000 -0.0021
PmDE2000 -0.191
Hipparcos
Catalog H HIP 102531 Proxy H RAhms 20 46 38.87
DEdms +16 07 28.6 Vmag 5.15 VarFlag R Vmag G
RAdeg 311.662 DEdeg 16.1246 AstroRef B Plx 31.69
CCDM 20467+1607 N CCDM I Nsys 2 Ncomp 1
MultFlag C Source I Qual A M HIP
Theta Rho HD 197963 BD
CD CP Dm number VIred 0.59
SpType A2Ia+... R SpType Coord arcsec 2000 204638.87+160728.6
Hipparcos 2
HIP 102531 Sn 95 So 3 Nc 1
RArad 5.4395271707 DErad 0.2814277471 Plx 26.35 PmRA -25.47
PmDE -199.77 E RArad 0.88 E DErad 0.57 E Plx 1.09
E pmRA 1.09 E pmDE 0.54 Hpmag 5.2448 E Hpmag 0.0107
SHp 0 VA 0 BV 0.495 E BV 0.009
VI 0.59
CCDM
Ccdm 20467+1607 RComp Comp B Note1 *
Note2 Discov num STF2727 DRAs -3.16 DDEs 27.1
R dRAs 91 Year 1957 Theta 268 Rho 10.0
Obs 99 Vmag 5.5 Sp G5 PmNote *
PmRA -19 PmDE -197 Dm number Cat1
Name2 106475 Cat2 SAO HD 197963 M HD
ADS BDS A14279 M ADS BDS N IDS IDS 20420N1546B
HIC 102531
 
 
20467+1607 D
 
 
Coord arcsec 2000 204635.09+160854.6 Mag 16.2 PmRA 4.00 PmDE -1.0
Calc delta mag 11.84 Calc coord yes