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Current system
23050+3322
STF 2974 AB
HD 218097


Nearby doubles
24' : 23046+3346
NSN 764

27' : 23057+3348
GYL 66

31' : 23067+3302
STF2975AB

46' : 23075+3250
STF2978

50' : 23088+3310
CRB 150AB

62' : 23002+3327
UC 4858

66' : 23001+3300
J 3240

66' : 23101+3337
GRV 642

70' : 23104+3308
ES 397

79' : 22598+3239
LDS5034

81' : 23019+3212
GRV 629

83' : 23041+3444
ES 2205

86' : 23103+3229
BU 385AB

86' : 23117+3306
GRV 648

87' : 23095+3218
GRV 640

89' : 23024+3201
GRV 630

91' : 23114+3242
GRV 647

92' : 23065+3154
TDT3885

92' : 22579+3343
HDS3266

98' : 23094+3203
GRV 639

98' : 22587+3422
ES 2204

102' : 23123+3243
LDS5058

102' : 23026+3147
SKF2184

107' : 23141+3256
J 2380

109' : 23076+3140
UC 4885

109' : 23039+3510
ES 2134



Selections
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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.

23050+3322 STF 2974 AB (HD 218097)

 
 
23h 05m 01.12s +33° 23' 08.0" P.A. 166.00 sep 2.7 mag 8.07,8.46 Sp A0V+A3V dist. 244.5 pc (797.56 l.y.)
 
 
Coord 2000 23050+3322 Discov num STF2974 Comp AB Coord arcsec 2000 23 05 01.12 +33 23 08.0
Date first 1825 Date last 2020 Obs 95
Pa first 161 Pa last 166.4 P.A. Now (θ) 166.4°
Sep first 3.4 Sep last 2.683 Sep. Now (ρ) 2.683"
Mag pri 8.07 Mag sec 8.46 delta mag (ΔM) 0.39 Spectral class A0V+A3V (white/white)
Pri motion ra +023 Sec motion ra +023
Pri motion dec +001 Sec motion dec +001
Notes W
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 218097 Constellation Pegasus SAO 72984 HIP 113985
Tycho2 2754-01607-1 HD 218097 GC 32157 BD BD+32 4575
Distance 244.5 Distance ly 797.56
 
 
WDS 23050+3322 STF 2974 AB (HD 218097) : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
STFA (F. Struve DD - Appendix list #1) ...................
STFB (F. Struve DD - Appendix list #2) ...................
StF1833A Ma - Struve, F.G.W. 1833MmRAS...5...13H
StF1833A +Mc cited by Herschel (MemRAS 5, 13, 1833)
StF1833B Ma - Struve, F.G.W. 1833AN.....10..389B
StF1833B cited by Bessel (AN 10, 389, 1833)
StF1837 Ma - Struve, F.G.W. 1837AN.....14...249
StF1837 Stellarum duplicium et multiplicium mensurae micrometricae...
StF1837 (Dorpat, Academiae scientiarum caesareae petropolitaneifique), 1837
StF1844A Ma - Struve, F.G.W. 1844QB43.S66.......
StF1844A cited by Smyth (Cycle of Celestial Objects 2, 1844)
StF1852A Ma - Struve, F.G.W. .
StF1852A cited by Bishop (Bishop Obs. Astron. Observations 1852)
StF1865A Ma - Struve, F.G.W. 1865AN.....64...81E
StF1865A cited by Engelmann (AN 64, 81, #1518, 1865)
StF1875A Ma - Struve, F.G.W. 1875AN.....85..323D
StF1875A cited by Doberck, 1875 (see Dob1875b,f,g,h)
StF1878 Ma - Struve, F.G.W. .
StF1878 Pulkova Observations 9, 1878
StF1878B Ma - Struve, F.G.W. 1878Obs.....2..239G
StF1878B cited by Gledhill (Obs 2, 239, 1878)
StF1880A Ma - Struve, F.G.W. 1880Obs.....3..535G
StF1880A cited by Gledhill (Obs 3, 535, 1880)
StF1906A Ma - Struve, F.G.W. 1906QB821.B972.....
StF1906A cited in BDS (Burnham Double Star Cat.), 1906
StF1906B Ma - Struve, F.G.W. 1906MmRAS..56....1L
StF1906B cited by Lewis (MemRAS 56, 1, 1906)
StF1922A Ma - Struve, F.G.W. 1922AN....216...49R
StF1922A cited by Rabe (AN 216, 49, 1922)
StF1932A Ma - Struve, F.G.W. 1932QB821.A43......
StF1932A cited in ADS (Aitken Double Star Cat.), 1932
StF2002 - - Weis, J.
StF2002 F. G. W. Struve's double stars : the Dorpat catalogue; the Pulkovo catalogue
StF2002 USNO Library : QB 821 .S8 W49 2002
StF2022 - - email note from Jan Weis: 6 July 2022
StF9999 Ma - Struve, F.G.W. ...................
StF9999 Unpublished, manuscript or reference not found.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
23050+3322 STF2974 AB 2019 89 168 2.7 8.07 8.46 A0V+A3V W 230501.12+332308.0
23050+3322 STF2974 AB 2020 90 166 2.7 8.07 8.46 A0V+A3V W 230501.12+332308.0

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

 
 
WDS 23050+3322 STF 2974 AB (HD 218097) : VISUAL OBSERVATIONS REPORTS
 
 
Show date username difficulty separation pa_estim interest notes
Show 22/10/06 daedalus1 mean difficulty separated 166   Seeing: Pickering 8, excellent. Measures:theta 166, rho 2.83 +/- 0.094. Beautiful double. Primary slightly brighter, yellow-white. Companion more yellow.

 
 
WDS 23050+3322 STF 2974 AB (HD 218097) : MEASURES
 
 
No records found.

 
 
WDS 23050+3322 (HD 218097) : VIRTUAL EYEPIECE
 
 

23050+3322 STF2974A mag 8.07 Sp A0V 23050+3322 STF2974B sep 2.7 P.A. 168.60 mag 8.46 Sp A3V 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 23050+3322 (HD 218097) : ALADIN DSS IMAGE @ 23h 05m 01.12s +33° 23' 08.0"
 
 
 
 
WDS 23050+3322 STF 2974 AB (HD 218097) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

23050+3322 STF2974AB distance=0' 23046+3346 NSN 764 distance=24' 23057+3348 GYL 66 distance=27' 23067+3302 COU 741Aa,Ab distance=31' 23067+3302 STF2975AB distance=31' 23075+3250 STF2978 distance=46' 23088+3310 CRB 150AB distance=50' 23002+3327 UC 4858 distance=62' 23001+3300 J 3240 distance=66' 23101+3337 GRV 642 distance=66' 23104+3308 ES 397 distance=70' 22598+3239 LDS5034 distance=79' 23019+3212 GRV 629 distance=81' 23041+3444 ES 2205 distance=83' 23103+3229 BU 385AB distance=86' 23103+3229 HJ 5532AB,C distance=86' 23103+3229 ARN 25AB,D distance=86' 23117+3306 GRV 648 distance=86' 23095+3218 GRV 640 distance=87' 23024+3201 GRV 630 distance=89' 23114+3242 GRV 647 distance=91' 23065+3154 TDT3885 distance=92' 22579+3343 HDS3266 distance=92' 23094+3203 GRV 639 distance=98' 22587+3422 ES 2204 distance=98' 23123+3243 LDS5058 distance=102' 23026+3147 SKF2184 distance=102' 23141+3256 J 2380 distance=107' 23076+3140 UC 4885 distance=109' 23039+3510 ES 2134 distance=109' 22567+3355 COU 740AB distance=109' 22567+3409 TDT3804 distance=114' 23098+3138 GRV 641 distance=121' 23045+3123 ES 396 distance=122' 23079+3128 BU 78AB distance=122' 23079+3128 BU 78AC distance=122' 23000+3507 ES 2722 distance=122' 23015+3516 COU 842 distance=122' 22551+3325 CLZ 87 distance=125' 23059+3528 CRB 149 distance=126' 23050+3116 RAO 492 distance=127' 23040+3116 NSN 801 distance=127' 22550+3304 KU 66 distance=128' 23017+3122 CRB 148 distance=129' 23153+3317 WFC 260 distance=129' 23009+3522 HU 991 distance=130' 22587+3135 LDS5032 distance=135' 22542+3333 TDT3775 distance=137' 23159+3336 CRB 152 distance=137' 23114+3133 LDS5056 distance=137' 23159+3312 ES 2724 distance=138' 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 23050+3322 STF2974 AB 166 2.7
Show 23046+3346 NSN 764 285 2.0 24
Show 23057+3348 GYL 66 22 18.4 27
Show 23067+3302 COU 741 Aa,Ab 194 0.9 31
Show 23067+3302 STF2975 AB 316 37.2 31
Show 23075+3250 STF2978 144 8.3 46
Show 23088+3310 CRB 150 AB 146 31.2 50
Show 23002+3327 UC 4858 266 56.0 62
Show 23001+3300 J 3240 104 4.5 66
Show 23101+3337 GRV 642 236 23.8 66
Show 23104+3308 ES 397 223 3.6 70
Show 22598+3239 LDS5034 230 18.8 79
Show 23019+3212 GRV 629 7 18.7 81
Show 23041+3444 ES 2205 68 4.0 83
Show 23103+3229 BU 385 AB 84 0.7 86
Show 23103+3229 HJ 5532 AB,C 77 57.9 86
Show 23103+3229 ARN 25 AB,D 117 223.9 86
Show 23117+3306 GRV 648 68 13.5 86
Show 23095+3218 GRV 640 129 8.0 87
Show 23024+3201 GRV 630 207 32.0 89
Show 23114+3242 GRV 647 323 73.2 91
Show 23065+3154 TDT3885 284 0.7 92
Show 22579+3343 HDS3266 27 0.0 92
Show 23094+3203 GRV 639 271 27.7 98
Show 22587+3422 ES 2204 167 2.8 98
Show 23123+3243 LDS5058 40 29.1 102
Show 23026+3147 SKF2184 268 141.4 102
Show 23141+3256 J 2380 338 5.7 107
Show 23076+3140 UC 4885 337 48.8 109
Show 23039+3510 ES 2134 119 1.6 109
Show 22567+3355 COU 740 AB 108 2.2 109
Show 22567+3409 TDT3804 337 2.5 114
Show 23098+3138 GRV 641 318 86.8 121
Show 23045+3123 ES 396 303 36.6 122
Show 23079+3128 BU 78 AB 53 18.6 122
Show 23079+3128 BU 78 AC 58 47.5 122
Show 23000+3507 ES 2722 270 13.1 122
Show 23015+3516 COU 842 53 0.7 122
Show 22551+3325 CLZ 87 207 8.8 125
Show 23059+3528 CRB 149 160 21.5 126
Show 23050+3116 RAO 492 201 3.7 127
Show 23040+3116 NSN 801 142 17.3 127
Show 22550+3304 KU 66 3 3.7 128
Show 23017+3122 CRB 148 16 9.4 129
Show 23153+3317 WFC 260 110 10.9 129
Show 23009+3522 HU 991 303 0.9 130
Show 22587+3135 LDS5032 166 95.0 135
Show 22542+3333 TDT3775 72 2.3 137
Show 23159+3336 CRB 152 183 12.5 137
Show 23114+3133 LDS5056 220 23.3 137
Show 23159+3312 ES 2724 109 13.9 138

 
 
WDS 23050+3322 : COMPONENTS
 
 
  A
B pa=168.6°
sep=2.66"
 
 
23050+3322 A
 
 
Name HD 218097 Coord arcsec 2000 230501.12+332308.0 Mag 8.07 Spectral class A0V (white)
PmRA 23.00 PmDE 1.0 SAO 72984 HIP 113985
Tycho2 2754-01607-1 HD 218097 GC 32157 BD BD+32 4575
Tycho2
Tycho2 2754-01607-1 Pflag P RAmdeg 346.25465064 DEmdeg 33.38556131
PmRA 19.0 PmDE 0.9 E RAmdeg 5 E DEmdeg 6
E pmRA 2.6 E pmDE 2.4 EpRAm 1991.54 EpDEm 1991.62
Num 4 Q RAmdeg 2.6 Q DEmdeg 0.5 Q pmRA 2.6
Q pmDE 0.5 BTmag 8.117 E BTmag 0.016 VTmag 8.074
E VTmag 0.013 Prox 27 TYC T HIP 113985
CCDM A RAdeg 346.25452889 DEdeg 33.38577556 EpRA 1990 1.59
EpDE 1990 1.70 E RAdeg 5.4 E DEdeg 5.6 Posflg D
Corr 0.0
SAO
SAO 72984 DelFlag RA1950 PmRA1950 0.0019
DE1950 PmDE1950 0.013 Vmag 7.3 SpType A0
Double code Source 70 CatNum 32157 DM BD+32 4575
DMcomp BDsup HD 218097 M HD 0
GC 32157 RA1950rad 6.03286892 DE1950rad 0.57797644 PmRA2000 0.002
PmDE2000 0.009
Hipparcos
Catalog H HIP 113985 Proxy H RAhms 23 05 01.09
DEdms +33 23 08.8 Vmag 7.46 VarFlag R Vmag H
RAdeg 346.255 DEdeg 33.3858 AstroRef A Plx 4.98
CCDM 23050+3323 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 165 Rho 2.691 HD 218097 BD BD+32 4575
CD CP Dm number +32 4575 VIred 0.02
SpType A0 R SpType Coord arcsec 2000 230501.09+332308.8
Hipparcos 2
HIP 113985 Sn 15 So 3 Nc 2
RArad 6.0432815314 DErad 0.5826916578 Plx 4.09 PmRA 21.92
PmDE 0.55 E RArad 0.57 E DErad 0.45 E Plx 0.81
E pmRA 0.79 E pmDE 0.58 Hpmag 7.5099 E Hpmag 0.0013
SHp 0.013 VA 0 BV 0.118 E BV 0.01
VI 0.13
 
 
23050+3322 B
 
 
Coord arcsec 2000 230501.16+332305.4 Mag 8.46 Spectral class A3V (white) PmRA 23.00
PmDE 1.0 HIP 113985 Tycho2 2754-01607-2 Calc delta mag 0.39
Calc coord yes
Tycho2
Tycho2 2754-01607-2 Pflag P RAmdeg 346.25465064 DEmdeg 33.38556131
PmRA 19.0 PmDE 0.9 E RAmdeg 5 E DEmdeg 6
E pmRA 2.6 E pmDE 2.4 EpRAm 1991.54 EpDEm 1991.62
Num 4 Q RAmdeg 2.6 Q DEmdeg 0.5 Q pmRA 2.6
Q pmDE 0.5 BTmag 8.680 E BTmag 0.017 VTmag 8.463
E VTmag 0.014 Prox 27 TYC T HIP 113985
CCDM B RAdeg 346.25475861 DEdeg 33.38505222 EpRA 1990 1.58
EpDE 1990 1.69 E RAdeg 6.9 E DEdeg 7.0 Posflg D
Corr -0.1
Hipparcos
Catalog H HIP 113985 Proxy H RAhms 23 05 01.09
DEdms +33 23 08.8 Vmag 7.46 VarFlag R Vmag H
RAdeg 346.255 DEdeg 33.3858 AstroRef A Plx 4.98
CCDM 23050+3323 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 165 Rho 2.691 HD 218097 BD BD+32 4575
CD CP Dm number +32 4575 VIred 0.02
SpType A0 R SpType Coord arcsec 2000 230501.09+332308.8
Hipparcos 2
HIP 113985 Sn 15 So 3 Nc 2
RArad 6.0432815314 DErad 0.5826916578 Plx 4.09 PmRA 21.92
PmDE 0.55 E RArad 0.57 E DErad 0.45 E Plx 0.81
E pmRA 0.79 E pmDE 0.58 Hpmag 7.5099 E Hpmag 0.0013
SHp 0.013 VA 0 BV 0.118 E BV 0.01
VI 0.13