20228+5325 STF 2681 AC

 
 
20h 22m 49.54s +53° 25' 02.8" P.A. 199.00 sep 38.2 mag 7.97,8.89 Sp A0V dist. 448.43 pc (1462.78 l.y.)
 
 
Coord 2000 20228+5325 Discov num STF2681 Comp AC Coord arcsec 2000 20 22 49.54 +53 25 02.8
Date first 1831 Date last 2015 Obs 31
Pa first 204 Pa last 198.9 P.A. Now (θ) 198.9°
Sep first 41.8 Sep last 38.208 Sep. Now (ρ) 38.208"
Mag pri 7.97 Mag sec 8.89 delta mag (ΔM) 0.92 Spectral class A0V (white)
Pri motion ra +013 Sec motion ra +031
Pri motion dec +018 Sec motion dec +031
Notes
rPM=0.506
Nature of this double is uncertain.
 
 
20228+5325 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 194354 32516 20 22 50 +53 25 03 STF 2681 AB 2015 25 39 6.8 7.97 10.61 2.64
Show 32516 20 22 50 +53 25 03 STF 2681 AC 2015 31 199 38.2 7.97 8.89 0.92 <===
Show 32516 20 22 50 +53 25 03 STF 2681 AD 2015 15 166 42.0 7.97 11.80 3.83
Show 32515 20 22 48 +53 24 26 STF 2681 CD 2015 22 101 23.3 8.89 11.80 2.91
Quadruple system
4 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus SAO 32516 HIP 100507 Tycho2 3937-00396-1
Gaia DR2 2184841484003227136 HD 194354 BD BD+52 2694 Distance 448.43
Distance ly 1462.78
 
 
WDS 20228+5325 STF 2681 AC : 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
20228+5325 STF2681 AC 2002 21 199 38.5 7.97 8.89 A0V D 202249.54+532502.8
20228+5325 STF2681 AC 2003 23 199 38.4 7.97 8.89 A0V D 202249.54+532502.8
20228+5325 STF2681 AC 2012 24 199 38.5 7.97 8.89 A0V D 202249.54+532502.8
20228+5325 STF2681 AC 2013 27 199 38.5 7.97 8.89 A0V 202249.54+532502.8
20228+5325 STF2681 AC 2015 27 199 38.2 7.97 8.89 A0V 202249.54+532502.8

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

 
 
WDS 20228+5325 STF 2681 AC : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20228+5325 STF 2681 AC : MEASURES
 
 
No records found.

 
 
WDS 20228+5325 : VIRTUAL EYEPIECE
 
 

20228+5325 STF2681A mag 7.97 Sp A0V 20228+5325 STF2681B sep 5.9 P.A. 25.80 mag 10.61 20228+5325 STF2681C sep 38.4 P.A. 199.10 mag 8.89 Sp A3 20228+5325 STF2681D sep 41.2 P.A. 171.30 mag 11.8 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.

Radius:
Components only
 
 
WDS 20228+5325 : ALADIN DSS IMAGE @ 20h 22m 49.54s +53° 25' 02.8"
 
 
 
 
WDS 20228+5325 STF 2681 AC : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only


20228+5325  STF2681AC distance=0' 20228+5325  STF2681CD distance=1' 20223+5338  BU  666 distance=14' 20205+5336  BU  663AB distance=24' 20205+5336  BU  663AC distance=24' 20205+5336  BU  663AD distance=24' 20241+5358  MLR 608 distance=36' 20264+5402  FRK   9 distance=49' 20223+5237  ES  989 distance=49' 20280+5343  TDT2298 distance=50' 20239+5232  A  1428 distance=54' 20239+5420  HDS2914 distance=56' 20157+5316  MMA  20 distance=65' 20217+5214  ES  988 distance=72' 20255+5434  GIC 157 distance=73' 20157+5252  TDT2126 distance=73' 20222+5437  STI2521 distance=74' 20252+5437  STI2524 distance=74' 20301+5407  TDS1077 distance=77' 20146+5349  ES  987 distance=78' 20255+5441  HJ 1516AB distance=80' 20255+5441  HJ 1516AC distance=80' 20152+5409  HO  455BC distance=80' 20152+5409  HO  455BE distance=80' 20152+5409  HO  455AB distance=81' 20152+5409  HO  455AD distance=81' 20152+5409  HO  455AE distance=81' 20188+5212  ES 2692 distance=82' 20284+5430  STF2693 distance=82' 20247+5446  TDT2247 distance=83' 20203+5205  TDT2185 distance=83' 20158+5230  STT 404AB distance=84' 20158+5230  WAL 130AC distance=84' 20158+5230  WAL 130AD distance=84' 20136+5307  STF2658BC distance=84' 20136+5307  STF2658BF distance=84' 20136+5307  STF2658AB distance=84' 20136+5307  STF2658AD distance=84' 20136+5307  STF2658AC distance=84' 20153+5428  TDT2123 distance=92' 20153+5429  TDT2122 distance=92' 20126+5316  TDT2088 distance=93' 20298+5436  STI2536 distance=95' 20167+5208  TDT2136 distance=95' 20124+5354  HDS2880 distance=97' 20162+5209  TDT2131 distance=98' 20129+5408  TDT2092 distance=99' 20134+5416  STI2514 distance=99' 20173+5201  ES  660BC distance=99' 20173+5201  ES  660AB distance=99' 20231+5504  OL   74 distance=100' 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 20228+5325 STF2681 AB 39 6.8
Show 20228+5325 STF2681 AC 199 38.2
Show 20228+5325 STF2681 AD 166 42.0
Show 20228+5325 STF2681 CD 101 23.3 1
Show 20223+5338 BU 666 115 2.6 14
Show 20205+5336 BU 663 AB 305 6.9 24
Show 20205+5336 BU 663 AC 69 6.5 24
Show 20205+5336 BU 663 AD 232 12.2 24
Show 20241+5358 MLR 608 278 1.9 36
Show 20264+5402 FRK 9 238 59.8 49
Show 20223+5237 ES 989 271 3.9 49
Show 20280+5343 TDT2298 60 0.5 50
Show 20239+5232 A 1428 205 0.3 54
Show 20239+5420 HDS2914 213 0.2 56
Show 20157+5316 MMA 20 245 11.3 65
Show 20217+5214 ES 988 10 3.7 72
Show 20255+5434 GIC 157 298 27.6 73
Show 20157+5252 TDT2126 48 0.6 73
Show 20222+5437 STI2521 123 7.1 74
Show 20252+5437 STI2524 60 14.0 74
Show 20301+5407 TDS1077 12 1.0 77
Show 20146+5349 ES 987 293 7.9 78
Show 20255+5441 HJ 1516 AB 147 47.3 80
Show 20255+5441 HJ 1516 AC 204 50.3 80
Show 20152+5409 HO 455 BC 176 4.0 80
Show 20152+5409 HO 455 BE 30 5.6 80
Show 20152+5409 HO 455 AB 83 35.1 81
Show 20152+5409 HO 455 AD 263 31.4 81
Show 20152+5409 HO 455 AE 71 39.6 81
Show 20188+5212 ES 2692 85 24.5 82
Show 20284+5430 STF2693 12 13.7 82
Show 20247+5446 TDT2247 213 0.6 83
Show 20203+5205 TDT2185 289 0.9 83
Show 20158+5230 STT 404 AB 115 28.5 84
Show 20158+5230 WAL 130 AC 2 78.9 84
Show 20158+5230 WAL 130 AD 227 25.9 84
Show 20136+5307 STF2658 BC 208 65.5 84
Show 20136+5307 STF2658 BF 157 17.7 84
Show 20136+5307 STF2658 AB 106 5.2 84
Show 20136+5307 STF2658 AD 284 30.9 84
Show 20136+5307 STF2658 AC 206 65.1 84
Show 20153+5428 TDT2123 328 2.0 92
Show 20153+5429 TDT2122 342 0.5 92
Show 20126+5316 TDT2088 57 0.4 93
Show 20298+5436 STI2536 91 7.5 95
Show 20167+5208 TDT2136 286 2.1 95
Show 20124+5354 HDS2880 274 0.1 97
Show 20162+5209 TDT2131 357 1.9 98
Show 20129+5408 TDT2092 230 0.6 99
Show 20134+5416 STI2514 203 7.9 99
Show 20173+5201 ES 660 BC 289 9.3 99

 
 
WDS 20228+5325 : COMPONENTS
 
 
  A B C
B pa=25.8°
sep=5.87"
 
C pa=199.1°
sep=38.43"
pa=200.0°
sep=44.26"
 
D pa=171.3°
sep=41.20"
pa=175.4°
sep=46.16"
pa=103.2°
sep=19.35"
 
 
20228+5325 A
 
 
Name HD 194354 Coord arcsec 2000 202249.54+532502.8 Mag 7.97 Spectral class A0V (white)
PmRA 13.00 PmDE 18.0 SAO 32516 HIP 100507
Tycho2 3937-00396-1 HD 194354 GC 28369 BD BD+52 2694
Tycho2
Tycho2 3937-00396-1 Pflag RAmdeg 305.70647349 DEmdeg 53.41749802
PmRA 13.3 PmDE 16.3 E RAmdeg 5 E DEmdeg 5
E pmRA 1.6 E pmDE 1.7 EpRAm 1991.52 EpDEm 1991.54
Num 6 Q RAmdeg 0.8 Q DEmdeg 0.4 Q pmRA 0.9
Q pmDE 0.5 BTmag 7.991 E BTmag 0.016 VTmag 7.970
E VTmag 0.012 Prox 68 TYC T HIP 100507
CCDM A RAdeg 305.70642167 DEdeg 53.41746028 EpRA 1990 1.67
EpDE 1990 1.67 E RAdeg 4.9 E DEdeg 5.4 Posflg
Corr 0.1
SAO
SAO 32516 DelFlag RA1950 PmRA1950 0.0011
DE1950 PmDE1950 0.04 Vmag 7.7 SpType A0
Double code Source 70 CatNum 28369 DM BD+52 2694
DMcomp BDsup HD 194354 M HD 0
GC 28369 RA1950rad 5.32970428 DE1950rad 0.92948809 PmRA2000 0.0015
PmDE2000 0.038
Hipparcos
Catalog H HIP 100507 Proxy H RAhms 20 22 49.54
DEdms +53 25 02.8 Vmag 7.92 VarFlag R Vmag H
RAdeg 305.706 DEdeg 53.4175 AstroRef A Plx 2.52
CCDM 20228+5325 N CCDM I Nsys 2 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 39 Rho 6.812 HD 194354 BD BD+52 2694
CD CP Dm number +52 2694 VIred 0.06
SpType A0 R SpType Coord arcsec 2000 202249.54+532502.8
Hipparcos 2
HIP 100507 Sn 15 So 3 Nc 2
RArad 5.3355835085 DErad 0.9323105156 Plx 2.23 PmRA 10.63
PmDE 17.7 E RArad 0.48 E DErad 0.48 E Plx 0.56
E pmRA 0.66 E pmDE 0.56 Hpmag 7.9372 E Hpmag 0.0016
SHp 0.013 VA 0 BV 0.032 E BV 0.015
VI 0.05
CCDM
Ccdm 20228+5325 RComp Comp A Note1
Note2 Discov num DRAs 1.50 DDEs 5.0
R dRAs 10 Year Theta Rho
Obs 4 Vmag 7.7 Sp A0 PmNote *
PmRA 9 PmDE 40 Dm number +52 2694 Cat1 BD
Name2 32516 Cat2 SAO HD 194354 M HD
ADS BDS A13795 M ADS BDS N IDS IDS 20201N5306A
HIC 100507
 
 
20228+5325 B
 
 
Coord arcsec 2000 202249.83+532508.1 Mag 10.61 PmRA 10.00 PmDE 18.0
Calc delta mag 2.64 Calc coord yes
CCDM
Ccdm 20228+5325 RComp Comp B Note1
Note2 Discov num STF2681 DRAs DDEs
R dRAs Year 1831 Theta 040 Rho 6.7
Obs 8 Vmag 11.2 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A13795 M ADS BDS N IDS IDS 20201N5306B
HIC 100507
 
 
20228+5325 C
 
 
Coord arcsec 2000 202248.13+532426.5 Coord calc 202248.13+532426.5 Mag 8.89 Spectral class A3 (white)
PmRA 31.00 PmDE 31.0 SAO 32515 HIP 100505
Tycho2 3937-01761-1 HD 235207 BD BD+52 2693 Calc delta mag 0.92
Tycho2
Tycho2 3937-01761-1 Pflag RAmdeg 305.70056314 DEmdeg 53.40738868
PmRA 32.0 PmDE 31.7 E RAmdeg 9 E DEmdeg 11
E pmRA 1.1 E pmDE 1.1 EpRAm 1990.54 EpDEm 1990.08
Num 9 Q RAmdeg 1.0 Q DEmdeg 0.8 Q pmRA 1.1
Q pmDE 0.9 BTmag 9.257 E BTmag 0.020 VTmag 8.892
E VTmag 0.017 Prox 387 TYC T HIP 100505
CCDM RAdeg 305.70044000 DEdeg 53.40731500 EpRA 1990 1.70
EpDE 1990 1.70 E RAdeg 8.9 E DEdeg 10.8 Posflg
Corr 0.0
SAO
SAO 32515 DelFlag RA1950 PmRA1950 0.0032
DE1950 PmDE1950 0.035 Vmag 8.4 SpType A3
Double code Source 37 CatNum 6530 DM BD+52 2693
DMcomp BDsup HD 235207 M HD 0
GC RA1950rad 5.32959479 DE1950rad 0.92930397 PmRA2000 0.0036
PmDE2000 0.033
Hipparcos
Catalog H HIP 100505 Proxy RAhms 20 22 48.10
DEdms +53 24 26.3 Vmag 8.92 VarFlag 1 R Vmag H
RAdeg 305.7 DEdeg 53.4073 AstroRef Plx 6.94
CCDM 20228+5325 N CCDM I Nsys 2 Ncomp 1
MultFlag Source Qual M HIP
Theta Rho HD 235207 BD BD+52 2693
CD CP Dm number +52 2693 VIred 0.52
SpType A3 R SpType Coord arcsec 2000 202248.10+532426.3
Hipparcos 2
HIP 100505 Sn 5 So 0 Nc 1
RArad 5.3354791158 DErad 0.9321334519 Plx 7.17 PmRA 31.01
PmDE 31.41 E RArad 0.92 E DErad 0.91 E Plx 1.04
E pmRA 1.19 E pmDE 1.04 Hpmag 9.0009 E Hpmag 0.0026
SHp 0.026 VA 0 BV 0.343 E BV 0.031
VI 0.4
CCDM
Ccdm 20228+5325 RComp Comp C Note1
Note2 Discov num STF2681 DRAs 0.15 DDEs -32.6
R dRAs 10 Year 1949 Theta 201 Rho 39.6
Obs 9 Vmag 8.8 Sp A3 PmNote *
PmRA 30 PmDE 45 Dm number +52 2693 Cat1 BD
Name2 +53 1308 Cat2 AGK2/3 HD 235207 M HD
ADS BDS A13795 M ADS BDS N IDS IDS 20201N5306C
HIC 100505
 
 
20228+5325 D
 
 
Coord arcsec 2000 202250.24+532422.1 Mag 11.8 PmRA 36.00 PmDE 31.0
Calc delta mag 3.83 Calc coord yes
CCDM
Ccdm 20228+5325 RComp Comp D Note1
Note2 Discov num STF2681 DRAs DDEs
R dRAs Year 1913 Theta 170 Rho 42.9
Obs 3 Vmag 11.4 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A13795 M ADS BDS N IDS IDS 20201N5306D
HIC