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Doubles in session


Current system
03474+2355
STF 450 AB
HD 23631


Nearby doubles
7' : 03473+2348
HL 18

8' : 03473+2403
BOV 19

12' : 03473+2344
HL 19AB

12' : 03475+2406
STFA 8AB
Alcyone

13' : 03467+2402
LDS6111

13' : 03471+2343
OCC9083

14' : 03479+2407
BU 538AB

14' : 03481+2344
SKF2843

15' : 03463+2357
HL 15AB
Merope

17' : 03465+2405
SKF2463

17' : 03481+2409
COU 80

17' : 03464+2405
MEL 5

18' : 03465+2407
BOV 14

19' : 03476+2337
HL 24

21' : 03466+2337
OCC 297

22' : 03489+2351
HL 27AB

22' : 03460+2344
BOV 10

23' : 03475+2417
HL 22

23' : 03459+2402
HL 13AB

23' : 03467+2415
SKF2337

23' : 03486+2411
BU 1105

23' : 03463+2411
BU 536AB

25' : 03465+2415
HL 16AB

25' : 03491+2347
TRR 16

25' : 03492+2353
OCC9086

26' : 03492+2403
HL 29AB
Atlas



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.

03474+2355 STF 450 AB (HD 23631)

 
 
03h 47m 24.41s +23° 54' 52.8" P.A. 263.00 sep 5.7 mag 7.29,9.40 Sp A2V
 
 
Coord 2000 03474+2355 Discov num STF 450 Comp AB Coord arcsec 2000 03 47 24.41 +23 54 52.8
Date first 1832 Date last 2020 Obs 39
Pa first 267 Pa last 263.3 P.A. Now (θ) 263.3°
Sep first 5.7 Sep last 5.741 Sep. Now (ρ) 5.741"
Mag pri 7.29 Mag sec 9.40 delta mag (ΔM) 2.11 Spectral class A2V (white)
Pri motion ra +023 Sec motion ra
Pri motion dec -042 Sec motion dec
Notes N W (See Notes, )
Nature of this double is uncertain.
 
 
03474+2355 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 23631 76197 03 47 24 +23 54 53 STF 450 AB 2020 39 263 5.7 7.29 9.40 2.11 <===
Show 76197 03 47 24 +23 54 53 HL 21 AC 2015 8 178 55.1 7.29 13.94 6.65
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 23631 Constellation Taurus SAO 76197 Tycho2 1800-01567-1
Gaia DR2 65207709611941376 HD 23631 GC 4538
 
 
WDS 03474+2355 STF 450 AB (HD 23631) : NOTES
 
 
discov_num notes refcode
STF 450 POU 311. Primary is Pleiades star.
 
 
REFERENCES
 
 
refcode metd author reference
Hl_1866 Ma j Hall, A. 1866AN.....66..381H
Hl_1866 AN 66, 381, 1866
Hl_1872 Ma j Hall, A. 1872AN.....79..247H
Hl_1872 AN 79, 247, 1872 (data also in Hl_1877a)
Hl_1874 Ma - Hall, A. 1874AN.....84...17H
Hl_1874 AN 84, 17, 1874 (data also in Hl_1877a)
Hl_1875a Ma j Hall, A. .
Hl_1875a Washington Observations, 1875
Hl_1875b Ma j Hall, A. 1875AN.....86..321H
Hl_1875b AN 86, 321, 1875 (data also in Hl_1877a)
Hl_1876 Ma j Hall, A. 1876AN.....88..131H
Hl_1876 AN 88, 131, 1876
Hl_1877a Ma j Hall, A. .
Hl_1877a Washington Observations, Appendix 6, 1877
Hl_1877b Ma - Hall, A. 1877MNRAS..38...78H
Hl_1877b MNRAS 38, 78, 1877
Hl_1877c Ma j Hall, A. 1877AN.....90..161H
Hl_1877c AN 90, 161, 1877
Hl_1878 Ma j Hall, A. 1878AN.....93...65H
Hl_1878 AN 93, 65, 1878 (data also in Hl_1877a)
Hl_1879 Ma j Hall, A. 1879AN.....95..329H
Hl_1879 AN 95, 329, 1879 (data also in Hl_1877a)
Hl_1880 Ma j Hall, A. 1880AN.....97..319H
Hl_1880 AN 97, 319, 1880 (data also in Hl_1888)
Hl_1881 Ma - Hall, A. 1888Obs.....4..281H
Hl_1881 Observatory 4, 281, 1881 (data also in Hl_1888)
Hl_1881b Ma j Hall, A. 1881MNRAS..41..416.
Hl_1881b MNRAS 41, 416, 1881
Hl_1882 Ma j Hall, A. 1882MNRAS..42..323H
Hl_1882 MNRAS 42, 323, 1882 (data also in Hl_1888)
Hl_1882b Ma - Hall, A. 1882AN....102...91H
Hl_1882b AN 102, 91, 1882 (data also in Hl_1888)
Hl_1883 Ma j Hall, A. 1883MNRAS..43Q.330H
Hl_1883 MNRAS 43, 330, 1883
Hl_1884 Ma j Hall, A. 1884MNRAS..44..360H
Hl_1884 MNRAS 44, 360, 1884 (data also in Hl_1888)
Hl_1884B Ma - Hall, A. 1884AReg...22..216S
Hl_1884B cited by Sadler (Astr. Register 22, 216, 1884)
Hl_1885 Ma j Hall, A. 1885MNRAS..45..426H
Hl_1885 MNRAS 45, 426, 1885 (data also in Hl_1888)
Hl_1886 Ma j Hall, A. 1886MNRAS..46..453H
Hl_1886 MNRAS 46, 453, 1886
Hl_1887 Ma j Hall, A. 1887AJ......7...99H
Hl_1887 AJ 7, 99, 1887 (data also in Hl_1888)
Hl_1889 Ma - Hall, A. 1889AJ......9...75H
Hl_1889 AJ 9, 75, 1889 (data also in Hl_1888)
Hl_1891 Ma - Hall, A. .
Hl_1891 Washington Observations, 1891
Hl_1891b Ma - Hall, A. 1891AJ.....11...54H
Hl_1891b AJ 11, 54, 1891 (data also in Hl_1888)
Hl_1892 orb - Hall, A. 1892AJ.....12...33H
Hl_1892 AJ 12, 33, 1892
Hl_1892b Ma - Hall, A. 1892AJ.....12....4H
Hl_1892b AJ 12, 4, 1892 (data also in Hl_1888)
Hl_1892c Ma j Hall, A. 1892USNOO...6E...1H
Hl_1892c Washington Observations for 1888, Appendix 1, 1892
Hl_1892c (covers years 1888-1890)
Hl_1893 Ma - Hall, A. 1893AJ.....13..119H
Hl_1893 AJ 13, 119, 1893 (data also in Hl_1888)
Hl_1893b Ma - Hall, A. 1893AJ.....13..113H
Hl_1893b AJ 13, 113, 1893 (data also in Hl_1888)
Hl_1894 orb - Hall, A. 1894AJ.....14...89H
Hl_1894 AJ 14, 89, 1894
Hl_1906A Ma - Hall, A. 1906QB821.B972.....
Hl_1906A cited in BDS (Burnham Double Star Cat.), 1906
Hl_1906B Ma - Hall, A. 1906MmRAS..56....1L
Hl_1906B cited by Lewis (MemRAS 56, 1, 1906)
Hl_9999 Ma j Hall, A. ...................
Hl_9999 Unpublished, manuscript or reference not found.
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
03474+2355 STF 450 AB 1997 26 264 6.2 7.29 9.10 A2V N D 034724.41+235452.8
03474+2355 STF 450 AB 2008 28 263 6.2 7.29 9.10 A2V N D 034724.41+235452.8
03474+2355 STF 450 AB 2011 29 261 5.7 7.29 9.10 A2V N D 034724.41+235452.8
03474+2355 STF 450 AB 2013 30 263 6.2 7.29 9.40 A2V N D 034724.41+235452.8
03474+2355 STF 450 AB 2014 31 263 6.3 7.29 9.40 A2V N D 034724.41+235452.8
03474+2355 STF 450 AB 2015 32 261 6.2 7.29 9.40 A2V N 034724.41+235452.8
03474+2355 STF 450 AB 2016 33 263 6.3 7.29 9.40 A2V N W 034724.41+235452.8
03474+2355 STF 450 AB 2017 36 263 5.8 7.29 9.40 A2V N W 034724.41+235452.8
03474+2355 STF 450 AB 2020 38 263 5.7 7.29 9.40 A2V N W 034724.41+235452.8

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

 
 
WDS 03474+2355 STF 450 AB (HD 23631) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 03474+2355 STF 450 AB (HD 23631) : MEASURES
 
 
No records found.

 
 
WDS 03474+2355 (HD 23631) : VIRTUAL EYEPIECE
 
 

03474+2355 STF 450A mag 7.29 Sp A2V 03474+2355 STF 450B sep 5.3 P.A. 262.70 mag 9.4 03474+2355 HL 21C sep 55.0 P.A. 177.80 mag 13.94 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 03474+2355 (HD 23631) : ALADIN DSS IMAGE @ 03h 47m 24.41s +23° 54' 52.8"
 
 
 
 
WDS 03474+2355 STF 450 AB (HD 23631) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

03474+2355 STF 450AB distance=0' 03473+2348 HL 18 distance=7' 03473+2403 BOV 19 distance=8' 03473+2344 HL 19AB distance=12' 03473+2344 HL 19AC distance=12' 03473+2344 HL 19AD distance=12' 03473+2344 MCD 2AE distance=12' 03475+2406 STFA 8AB (Alcyone) distance=12' 03475+2406 HL 23AF (Alcyone) distance=12' 03475+2406 HL 23AG (Alcyone) distance=12' 03475+2406 STFA 8AD (Alcyone) distance=12' 03475+2406 OCC 251Aa,Ab distance=12' 03475+2406 HL 23AH (Alcyone) distance=12' 03475+2406 HL 23AE (Alcyone) distance=12' 03475+2406 STFA 8AC (Alcyone) distance=12' 03475+2406 STFA 8BD distance=13' 03475+2406 OCC9084Ba,Bb distance=13' 03475+2406 STFA 8BC distance=13' 03467+2402 LDS6111 distance=13' 03473+2344 BOV 17CF distance=13' 03471+2343 OCC9083 distance=13' 03475+2406 WSI 52Da,Db distance=13' 03475+2406 STFA 8CD distance=14' 03479+2407 BU 538AB distance=14' 03479+2407 BU 538AC distance=14' 03481+2344 SKF2843 distance=14' 03463+2357 HL 15AB (Merope) distance=15' 03463+2357 HL 15AC (Merope) distance=15' 03463+2357 DRS 4Aa,Ab (Merope) distance=15' 03465+2405 SKF2463 distance=17' 03481+2409 COU 80 distance=17' 03464+2405 MEL 5 distance=17' 03465+2407 BOV 14 distance=18' 03476+2337 HL 24 distance=19' 03489+2351 BAR9005Ba,Bb distance=21' 03466+2337 OCC 297 distance=21' 03489+2351 HL 27AB distance=22' 03489+2351 HL 27AC distance=22' 03489+2351 OCC9085Aa,Ab distance=22' 03460+2344 BOV 10 distance=22' 03475+2417 HL 22 distance=23' 03459+2402 HL 13AB distance=23' 03467+2415 SKF2337 distance=23' 03486+2411 BU 1105 distance=23' 03463+2411 BU 536AB distance=23' 03463+2411 S 437AB,C distance=23' 03463+2411 BU 536CD distance=24' 03463+2411 BAR9003DE distance=24' 03465+2415 CHR 12Aa,Ab distance=25' 03465+2415 HL 16AB distance=25' 03491+2347 TRR 16 distance=25' 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 03474+2355 STF 450 AB 263 5.7
Show 03474+2355 HL 21 AC 178 55.1
Show 03473+2348 HL 18 277 29.5 7
Show 03473+2403 BOV 19 308 1.3 8
Show 03473+2344 HL 19 AB 227 66.4 12
Show 03473+2344 HL 19 AC 253 147.6 12
Show 03473+2344 HL 19 AD 244 131.0 12
Show 03473+2344 MCD 2 AE 42 8.0 12
Show Alcyone 03475+2406 STFA 8 AB 291 117.6 12
Show Alcyone 03475+2406 HL 23 AF 232 144.5 12
Show Alcyone 03475+2406 HL 23 AG 54 200.0 12
Show Alcyone 03475+2406 STFA 8 AD 297 191.8 12
Show 03475+2406 OCC 251 Aa,Ab -1 -1.0 12
Show Alcyone 03475+2406 HL 23 AH 44 222.8 12
Show Alcyone 03475+2406 HL 23 AE 232 78.4 12
Show Alcyone 03475+2406 STFA 8 AC 313 182.0 12
Show 03475+2406 STFA 8 BD 305 75.2 13
Show 03475+2406 OCC9084 Ba,Bb -1 0.0 13
Show 03475+2406 STFA 8 BC 345 86.2 13
Show 03467+2402 LDS6111 98 266.7 13
Show 03473+2344 BOV 17 CF 78 1.2 13
Show 03471+2343 OCC9083 61 0.6 13
Show 03475+2406 WSI 52 Da,Db 293 0.3 13
Show 03475+2406 STFA 8 CD 225 54.7 14
Show 03479+2407 BU 538 AB 129 1.9 14
Show 03479+2407 BU 538 AC 141 52.5 14
Show 03481+2344 SKF2843 163 7.3 14
Show Merope 03463+2357 HL 15 AB 180 110.6 15
Show Merope 03463+2357 HL 15 AC 336 146.7 15
Show Merope 03463+2357 DRS 4 Aa,Ab 111 0.3 15
Show 03465+2405 SKF2463 198 5.6 17
Show 03481+2409 COU 80 80 0.5 17
Show 03464+2405 MEL 5 341 0.1 17
Show 03465+2407 BOV 14 311 0.3 18
Show 03476+2337 HL 24 211 48.1 19
Show 03489+2351 BAR9005 Ba,Bb 80 1.9 21
Show 03466+2337 OCC 297 -1 0.1 21
Show 03489+2351 HL 27 AB 242 78.7 22
Show 03489+2351 HL 27 AC 332 86.4 22
Show 03489+2351 OCC9085 Aa,Ab -1 0.0 22
Show 03460+2344 BOV 10 217 0.3 22
Show 03475+2417 HL 22 17 94.7 23
Show 03459+2402 HL 13 AB 321 163.8 23
Show 03467+2415 SKF2337 36 3.2 23
Show 03486+2411 BU 1105 41 0.2 23
Show 03463+2411 BU 536 AB 178 1.1 23
Show 03463+2411 S 437 AB,C 308 38.8 23
Show 03463+2411 BU 536 CD 5 18.3 24
Show 03463+2411 BAR9003 DE 323 8.6 24
Show 03465+2415 CHR 12 Aa,Ab 189 0.3 25
Show 03465+2415 HL 16 AB 35 119.0 25

 
 
WDS 03474+2355 : COMPONENTS
 
 
  A B
B pa=262.7°
sep=5.26"
 
C pa=177.8°
sep=55.04"
pa=172.3°
sep=54.82"
 
 
03474+2355 A
 
 
Name HD 23631 Coord arcsec 2000 034724.41+235452.8 Mag 7.29 Spectral class A2V (white)
PmRA 23.00 PmDE -42.0 SAO 76197 Tycho2 1800-01567-1
HD 23631 GC 4538 DM BD+23 538
Tycho2
Tycho2 1800-01567-1 Pflag RAmdeg 56.85173981 DEmdeg 23.91468276
PmRA 23.0 PmDE -42.3 E RAmdeg 5 E DEmdeg 6
E pmRA 1.1 E pmDE 1.1 EpRAm 1991.46 EpDEm 1991.18
Num 12 Q RAmdeg 1.6 Q DEmdeg 1.5 Q pmRA 1.6
Q pmDE 1.5 BTmag 7.336 E BTmag 0.016 VTmag 7.286
E VTmag 0.012 Prox 999 TYC T HIP
CCDM RAdeg 56.85168306 DEdeg 23.91478111 EpRA 1990 1.79
EpDE 1990 1.64 E RAdeg 5.1 E DEdeg 6.2 Posflg
Corr -0.2
SAO
SAO 76197 DelFlag RA1950 PmRA1950 0.0003
DE1950 PmDE1950 -0.031 Vmag 6.9 SpType B9
Double code Source 70 CatNum 4538 DM BD+23 538
DMcomp BDsup HD 23631 M HD 0
GC 4538 RA1950rad 0.97926924 DE1950rad 0.41472112 PmRA2000 0.0002
PmDE2000 -0.034
CCDM
Ccdm 03474+2355 RComp Comp A Note1
Note2 Discov num DRAs 0.28 DDEs -6.0
R dRAs 10 Year Theta Rho
Obs 2 Vmag 7.1 Sp B9 PmNote *
PmRA 6 PmDE -31 Dm number +23 538 Cat1 BD
Name2 76197 Cat2 SAO HD 23631 M HD
ADS BDS A 2767 M ADS BDS N IDS IDS 03415N2336A
HIC
 
 
03474+2355 B
 
 
Coord arcsec 2000 034724.03+235452.1 Mag 9.4 Calc delta mag 2.11 Calc coord yes
CCDM
Ccdm 03474+2355 RComp Comp B Note1
Note2 Discov num STF 450 DRAs -0.18 DDEs -6.6
R dRAs 90 Year 1832 Theta 265 Rho 6.1
Obs 15 Vmag 9.1 Sp PmNote *
PmRA 3 PmDE -34 Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A 2767 M ADS BDS N IDS IDS 03415N2336B
HIC
 
 
03474+2355 C
 
 
Coord arcsec 2000 034724.56+235357.8 Mag 13.94 Calc delta mag 6.65 Calc coord yes