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Doubles in session


Current system
18356+0456
BU 643 AB
FR Ser


Nearby doubles
8' : 18360+0452
J 2138

12' : 18357+0507
GRV 234

13' : 18360+0506
A 354

14' : 18365+0457
HJ 864

23' : 18363+0516
A 355

33' : 18327+0504
BAL3014AB

37' : 18379+0451
LDS5241

40' : 18341+0530
J 1833

41' : 18348+0534
CRT 28AB

42' : 18337+0426
GWP2786

43' : 18379+0432
BAL2932

44' : 18385+0504
BAL2933

46' : 18387+0451
STT 360

49' : 18388+0446
RAO 395

55' : 18344+0405
TDT 940

55' : 18322+0514
GWP2781

59' : 18329+0539
SLE 495

61' : 18382+0410
TDT 968

62' : 18349+0556
TDT 945AB

64' : 18350+0559
GWP2788

65' : 18391+0535
GWP2789AB

73' : 18379+0352
KPP 421

77' : 18342+0341
ABT9001

78' : 18307+0431
STTA170

80' : 18314+0545
TDT 925

83' : 18334+0341
HJ 861



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.

18356+0456 BU 643 AB (FR Ser)

 
 
18h 35m 36.48s +04° 56' 09.8" P.A. 325.00 sep 13.7 mag 6.46,12.50 Sp A1V dist. 110.25 pc (359.64 l.y.)
 
 
Coord 2000 18356+0456 Discov num BU  643 Comp AB Coord arcsec 2000 18 35 36.48 +04 56 09.8
Date first 1878 Date last 2015 Obs 13
Pa first 338 Pa last 324.5 P.A. Now (θ) 324.5°
Sep first 8.8 Sep last 13.709 Sep. Now (ρ) 13.709"
Mag pri 6.46 Mag sec 12.50 delta mag (ΔM) 6.04 Spectral class A1V (white)
Pri motion ra +030 Sec motion ra -174
Pri motion dec -030 Sec motion dec +274
Notes N (See Notes)
rPM=1.128
This double is not physical.
 
 
18356+0456 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show FR Ser 123673 18 35 36 +04 56 10 BU 643 AB 2015 13 325 13.7 6.46 12.50 6.04 <===
Show 123673 18 35 36 +04 56 10 STF 2342 AC 2015 61 0 33.6 6.46 9.63 3.17
Show 123673 18 35 36 +04 56 10 FOX 9031 AD 2015 4 323 35.3 6.46 13.90 7.44
Quadruple system
4 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Var name FR Ser Constellation Serpens SAO 123673 HIP 91142
Tycho2 0454-01578-1 Gaia DR2 4283867558639522816 HD 171586 GC 25401
BD BD+04 3801 Distance 110.25 Distance ly 359.64
 
 
WDS 18356+0456 BU 643 AB (FR Ser) : NOTES
 
 
discov_num notes refcode
BU 643 A is the Alpha CVn-type variable FR Ser.
 
 
REFERENCES
 
 
refcode metd author reference
Bu_1873a Ma - Burnham, S.W. (BU 1 - 81) 1873MNRAS..33..351B
Bu_1873a MNRAS 33, 351, 1873
Bu_1873b Ma - Burnham, S.W. (BU 82 - 106) 1873MNRAS..33..437B
Bu_1873b MNRAS 33, 437, 1873
Bu_1873c - Burnham, S.W. 1873MNRAS..33..567B
Bu_1873c MNRAS 33, 567, 1873
Bu_1873d Ma - Burnham, S.W. (BU 107 - 182) 1873MNRAS..34...59B
Bu_1873d MNRAS 34, 59, 1873
Bu_1874a Ma - Burnham, S.W. (BU 183 - 229) 1874MNRAS..34..382B
Bu_1874a MNRAS 34, 382, 1874
Bu_1874b Ma - Burnham, S.W. (BU 230 - 300) 1874MNRAS..35...31B
Bu_1874b MNRAS 35, 31, 1874
Bu_1874c - Burnham, S.W. 1874MNRAS..34..370B
Bu_1874c MNRAS 34, 370, 1874
Bu_1874d Ma - Burnham, S.W. 1874MNRAS..34..393B
Bu_1874d MNRAS 34, 393, 1874
Bu_1874e Ma - Burnham, S.W. 1874MNRAS..35...28B
Bu_1874e MNRAS 35, 28, 1874
Bu_1875 Ma - Burnham, S.W. (BU 301 - 390) 1875AN.....86..337B
Bu_1875 AN 86, 337, 1875
Bu_1876 Ma - Burnham, S.W. (BU 391 - 436) 1876AN.....88..225B
Bu_1876 AN 88, 225, 1876
Bu_1876b - Burnham, S.W. 1876MNRAS..36...99B
Bu_1876b MNRAS 36, 99, 1876
Bu_1876c - Burnham, S.W. 1876MNRAS..36..331B
Bu_1876c MNRAS 36, 331, 1876 (no new data)
Bu_1877 Ma - Burnham, S.W. (BU 453 - 482) 1877MNRAS..38...78B
Bu_1877 MNRAS 38, 78, 1877
Bu_1878a Ma - Burnham, S.W. 1878MNRAS..38..408B
Bu_1878a MNRAS 38, 408, 1878
Bu_1878b - Burnham, S.W. 1878MNRAS..38..476B
Bu_1878b MNRAS 38, 476, 1878
Bu_1878c - Burnham, S.W. 1878MNRAS..38..478B
Bu_1878c MNRAS 38, 478, 1878
Bu_1878d Ma j Burnham, S.W. 1878AN.....92..235B
Bu_1878d AN 92, 235, 1878
Bu_1879 Ma j Burnham, S.W. 1879MmRAS..44..141B
Bu_1879 MemRAS 44, 141, 1879
Bu_1879B Ma - Burnham, S.W. 1879Obs.....3...20G
Bu_1879B cited by Gledhill (Obs 3, 20, 1879)
Bu_1879C Ma - Burnham, S.W. 1879Obs.....3..142G
Bu_1879C cited by Gledhill (Obs 3, 142, 1879)
Bu_1879d Ma - Burnham, S.W. 1879Obs.....3...92B
Bu_1879d Obs 3, 92, 1879
Bu_1879e Ma - Burnham, S.W. 1879MNRAS..40...99B
Bu_1879e MNRAS 40, 99, 1879
Bu_1880A Ma - Burnham, S.W. 1880Obs.....3..508G
Bu_1880A cited by Gledhill (Obs 3, 508, 1880)
Bu_1880C Ma - Burnham, S.W. 1880Obs.....3..314G
Bu_1880C cited by Gledhill (Obs 3, 314, 1880)
Bu_1880D Ma - Burnham, S.W. 1880Obs.....3..352G
Bu_1880D cited by Gledhill (Obs 3, 352, 1880)
Bu_1880e Ma - Burnham, S.W. 1880Obs.....3..408B
Bu_1880e Obs 3, 408, 1880
Bu_1880f Ma - Burnham, S.W. 1880MNRAS..40..497B
Bu_1880f MNRAS 40, 497, 1880
Bu_1880g Ma - Burnham, S.W. 1880MNRAS..41...33B
Bu_1880g MNRAS 41, 33, 1880
Bu_1881 Ma j Burnham, S.W. 1881Obs.....4...19G
Bu_1881 cited by Gledhill (Obs 4, 19, 1881)
Bu_1882a Ma - Burnham, S.W. (BU 776 - 863) 1882PWasO...1...91B
Bu_1882a Pub. Washburn Obs. 1, 91, 1882
Bu_1882b Ma - Burnham, S.W. 1882PWasO...1..113B
Bu_1882b Pub. Washburn Obs. 1, 113, 1882
Bu_1883 Ma j Burnham, S.W. (BU 864 - 1025) 1883MmRAS..47..167B
Bu_1883 MemRAS 47, 167, 1883
Bu_1883b Ma - Burnham, S.W. 1883MNRAS..43..318B
Bu_1883b MNRAS 43, 318, 1883
Bu_1884 Ma j Burnham, S.W. 1884MNRAS..44..365H
Bu_1884 MNRAS 44, 365, 1884
Bu_1884b Ma - Burnham, S.W. 1884AN....110..133B
Bu_1884b AN 110, 133, 1884
Bu_1884C Ma - Burnham, S.W. 1884AReg...22..216S
Bu_1884C cited by Sadler (Astr. Register 22, 216, 1884)
Bu_1887 Ma - Burnham, S.W. (BU 734 - 775) 1887PLicO...1...24B
Bu_1887 Pub. Lick Obs. 1, 24,45, 1887
Bu_1889a Ma - Burnham, S.W. 1889AN....122..159B
Bu_1889a AN 122, 159, 1889 (measures also in Bu_1894c) 1894PLicO...2..197B
Bu_1889b Ma - Burnham, S.W. (BU 1026 - 1038) 1889AN....123....1B
Bu_1889b AN 123, 1, 1889 (measures also in Bu_1894a) 1894PLicO...2..185B
Bu_1889c Ma - Burnham, S.W. 1889AN....123...75B
Bu_1889c AN 123, 75, 1889 (measures also in Bu_1894c) 1894PLicO...2..197B
Bu_1889d Ma - Burnham, S.W. 1889PASP....1...36B
Bu_1889d PASP 1, 36, 1889 (measures also in Bu_1894) 1894PLicO...2....3B
Bu_1889e Ma j Burnham, S.W. 1889AN....121...63B
Bu_1889e AN 121, 63, 1889 (measures also in Bu_1894c) 1894PLicO...2..197B
Bu_1889f Ma j Bunham, S.W. 1889MNRAS..49..418B
Bu_1889f MNRAS 49, 418, 1889
Bu_1890a Ma - Burnham, S.W. (BU 1093 - 1154) 1889AN....124...49B
Bu_1890a AN 124, 49, 1890 (measures also in Bu_1894c) 1894PLicO...2..197B
Bu_1890b Ma - Burnham, S.W. 1890AN....125...41B
Bu_1890b AN 125, 41, 1890 (measures also in Bu_1894) 1894PLicO...2....3B
Bu_1890c Ma - Burnham, S.W. 1890PASP....2..138B
Bu_1890c PASP 2, 138, 1890 (measures also in Bu_1894) 1894PLicO...2....3B
Bu_1891a orb - Burnham, S.W. 1891SidM...10..273B
Bu_1891a Sidereal Messenger 10, 273, 1891
Bu_1891b orb - Burnham, S.W. 1891Obs....14..263B
Bu_1891b Observatory 14, 263, 1891
Bu_1891c Ma j Burnham, S.W. 1891AN....127..289B
Bu_1891c AN 127, 289, 1891
Bu_1892 Ma - Burnham, S.W. (BU 1225 - 1266) 1892AN....130..257B
Bu_1892 AN 130, 257, 1892 (measures also in Bu_1894e) 1894PLicO...2..221B
Bu_1892b Ma - Burnham, S.W. 1892AN....130...77B
Bu_1892b AN 130, 77, 1892
Bu_1893a Ma - Burnham, S.W. 1893AN....131..329B
Bu_1893a AN 131, 329, 1893 (most measures also in Bu_1894) 1894PLicO...2.....B
Bu_1893b orb - Burnham, S.W. 1893MNRAS..53..478B
Bu_1893b MNRAS 53, 478, 1893
Bu_1893c orb - Burnham, S.W. 1893MNRAS..54..119B
Bu_1893c MNRAS 54, 119, 1893
Bu_1893d orb - Burnham, S.W. 1893AstAp..12..494B
Bu_1893d AstAp 12, 494, 1893
Bu_1893e orb - Burnham, S.W. 1893AstAp..12..585B
Bu_1893e AstAp 12, 585, 1893
Bu_1893f Ma - Burnham, S.W. (BU 1267 - 1274) 1893MNRAS..53..273B
Bu_1893f MNRAS 53, 273, 1893 (most measures also in Bu_1893a) 1893AN....131..329B
Bu_1893g orb - Burnham, S.W. 1893MNRAS..53..482B
Bu_1893g MNRAS 53, 482, 1893
Bu_1894 Ma j Burnham, S.W. 1894PLicO...2....3B
Bu_1894 Pub. Lick Obs. 2, 3, 1894 (includes most data from Bu_1893a) 1893AN....131..329B
Bu_1894a Ma j Burnham, S.W. (BU 1026 - 1038) 1894PLicO...2..185B
Bu_1894a Pub. Lick Obs. 2, 185, 1894
Bu_1894b Ma j Burnham, S.W. (BU 1039 - 1092) 1894PLicO...2..188B
Bu_1894b Pub. Lick Obs. 2, 188, 1894
Bu_1894c Ma - Burnham, S.W. (BU 1093 - 1154) 1894PLicO...2..197B
Bu_1894c Pub. Lick Obs. 2, 197, 1894
Bu_1894d Ma - Burnham, S.W. (BU 1155 - 1224) 1894PLicO...2..206B
Bu_1894d Pub. Lick Obs. 2, 206, 1894
Bu_1894e Ma - Burnham, S.W. (BU 1225 - 1266) 1894PLicO...2..221B
Bu_1894e Pub. Lick Obs. 2, 221, 1894
Bu_1894f Ma - Burnham, S.W. (BU 1267 - 1274) 1894PLicO...2..229B
Bu_1894f Pub. Lick Obs. 2, 229, 1894 (all measures also in Bu_1893f) 1893MNRAS..53..273B
Bu_1894g Ma - Burnham, S.W. 1894PLicO...2..159B
Bu_1894g Pub. Lick Obs. 2, 159, 1894
Bu_1898 orb - Burnham, S.W. 1898MNRAS..59...59B
Bu_1898 MNRAS 58, 59, 1898
Bu_1900 Ma - Burnham, S.W. 1900PYerO...1....1B
Bu_1900 Pub. Yerkes Obs. 1, 1, 1900
Bu_1902A Ma j Burnham, S.W. 1902AN....158..241E
Bu_1902A cited by Espin (AN 158, 241, 1902)
Bu_1903 Ma - Burnham, S.W. 1903PYerO...2....1B
Bu_1903 Pub. Yerkes Obs. 2, 1, 1903
Bu_1906 Ma j Burnham, S.W. 1906QB821.B972.....
Bu_1906 +M Burnham Double Star Cat., 1906
Bu_1906B Ma - Burnham, S.W. 1906MmRAS..56....1L
Bu_1906B +orb cited by Lewis (MemRAS 56, 1, 1906)
Bu_1907 Ma - Burnham, S.W. 1907AN....176..129B
Bu_1907 AN 176, 129, 1907 (most data in Bu_1913) 1913QB811.B8.......
Bu_1908 Ma - Burnham, S.W. 1908MNRAS..68..517B
Bu_1908 MNRAS 68, 517, 1908
Bu_1908A Ma - Burnham, S.W. 1908MNRAS..68..465B
Bu_1908A cited by Barnard (MNRAS 68, 465, 1908)
Bu_1909 Ma - Burnham, S.W. 1909AN....180...65B
Bu_1909 AN 180, 65, 1909 (most data in Bu_1913) 1913QB811.B8.......
Bu_1909b Ma j Burnham, S.W. 1909AN....182..133B
Bu_1909b AN 182, 133, 1909
Bu_1910 Ma - Burnham, S.W. ...................
Bu_1910 Journal Astronomique 1, no. 11, 81, 1910
Bu_1910b Ma - Burnham, S.W. 1910AN....185..145B
Bu_1910b AN 185, 145, 1910 (most data in Bu_1913) 1913QB811.B8.......
Bu_1911 - Burnham, S.W. 1911MNRAS..72..156J
Bu_1911 MNRAS 72, 156, 1911
Bu_1911b Ma j Burnham, S.W. 1911AN....189..385B
Bu_1911b AN 189, 385, 1911
Bu_1913 Ma j Burnham, S.W. 1913QB811.B8.......
Bu_1913 +Pa Carnegie Inst. Wash. #168, 1913
Bu_1913 +T
Bu_1918 Ma j Burnham, S.W. 1918AJ.....31..141B
Bu_1918 AJ 31, 141, 1918
Bu_1923A Ma - Burnham, S.W. 1923MNRAS..83..154E
Bu_1923A cited by Espin (MNRAS 83, 154, 1923)
Bu_1927A Ma - Burnham, S.W. 1927sdsc.book......
Bu_1927A cited in SDS (Southern Double Star Cat.), 1927
Bu_1932A Ma - Burnham, S.W. 1932QB821.A43......
Bu_1932A cited in ADS (Aitken Double Star Cat.), 1932
Bu_1963A Ma - Burnham, S.W. 1963icvd.book.....J
Bu_1963A cited in IDS (Lick Index Cat.), 1963
Bu_2002A Ma - Burnham, S.W. 2002yCat.1275....0D
Bu_2002A cited in CCDM
Fox1909 Ma - Fox, P. 1909AN....181..245F
Fox1909 AN 181, 245, 1909 (measures are also in Fox1915)
Fox1910 Ma - Fox, P. 1910AJ.....26...87F
Fox1910 AJ 26, 87, 1910 (measures are also in Fox1915)
Fox1915 Ma j Fox, P. 1915AnDea...1....1F
Fox1915 Ann. Dearborn Obs. 1, 1, 1915
Fox1915b Ma j Fox, P. 1915AnDea...1...52F
Fox1915b Ann. Dearborn Obs. 1, 52, 1915
Fox1925 Ma j Fox, P. 1925AnDea...2....1F
Fox1925 +Ca Ann. Dearborn Obs. 2, 1, 1925
Fox1946 Ma - Fox, P. 1946AnDea...6....1F
Fox1946 +Po Ann. Dearborn Obs. 6, 1, 1946
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
18356+0456 BU 643 AB 1924 10 330 10.5 6.46 12.50 A1V N 183536.48+045609.8
18356+0456 BU 643 AB 2000 11 325 12.9 6.46 12.50 A1V N 183536.48+045609.8
18356+0456 BU 643 AB 2010 13 324 12.8 6.46 12.50 A1V N 183536.48+045609.8
18356+0456 BU 643 AB 2015 13 325 13.7 6.46 12.50 A1V N 183536.48+045609.8

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

 
 
WDS 18356+0456 BU 643 AB (FR Ser) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 18356+0456 BU 643 AB (FR Ser) : MEASURES
 
 
No records found.

 
 
WDS 18356+0456 (FR Ser) : VIRTUAL EYEPIECE
 
 

18356+0456 BU 643A mag 6.46 Sp A1V 18356+0456 BU 643B sep 13.7 P.A. 324.60 mag 12.5 18356+0456 STF2342C sep 33.6 P.A. 0.40 mag 9.63 18356+0456 FOX9031D sep 35.2 P.A. 323.00 mag 13.9 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 18356+0456 (FR Ser) : ALADIN DSS IMAGE @ 18h 35m 36.48s +04° 56' 09.8"
 
 
 
 
WDS 18356+0456 BU 643 AB (FR Ser) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

18356+0456 BU 643AB distance=1' 18356+0456 STF2342AC distance=1' 18356+0456 FOX9031AD distance=1' 18360+0452 J 2138 distance=8' 18357+0507 GRV 234 distance=12' 18360+0506 A 354 distance=13' 18365+0457 HJ 864 distance=14' 18363+0516 A 355 distance=23' 18327+0504 BAL3014AB distance=33' 18327+0504 BAL3014BC distance=33' 18379+0451 LDS5241 distance=37' 18341+0530 J 1833 distance=40' 18348+0534 CRT 28AB distance=41' 18348+0534 CRT 28AC distance=41' 18348+0534 CRT 28AD distance=41' 18348+0534 CRT 28AE distance=41' 18348+0534 CRT 28AF distance=41' 18348+0534 CRT 28AG distance=41' 18348+0534 CRT 28AH distance=41' 18348+0534 CRT 28AI distance=41' 18348+0534 CRT 28AJ distance=41' 18348+0534 CRT 28AK distance=41' 18348+0534 CRT 28AL distance=41' 18348+0534 CRT 28AM distance=41' 18348+0534 CRT 28AN distance=41' 18348+0534 CRT 28AO distance=41' 18348+0534 CRT 28AP distance=41' 18348+0534 CRT 28AQ distance=41' 18348+0534 CRT 28AR distance=41' 18348+0534 CRT 28AS distance=41' 18348+0534 CRT 28AT distance=41' 18348+0534 CRT 28AU distance=41' 18348+0534 CRT 28AV distance=41' 18348+0534 CRT 28A,Wa distance=41' 18348+0534 CRT 28A,Wb distance=41' 18348+0534 CRT 28A,Wc distance=41' 18348+0534 CRT 28A,Wd distance=41' 18348+0534 CRT 28A,We distance=41' 18348+0534 CRT 28A,Wf distance=41' 18348+0534 CRT 28A,Wg distance=41' 18348+0534 CRT 28A,Wh distance=41' 18348+0534 CRT 28A,Wi distance=41' 18348+0534 CRT 28A,Wj distance=41' 18348+0534 CRT 28A,Wk distance=41' 18348+0534 CRT 28A,Wl distance=41' 18348+0534 CRT 28A,Wm distance=41' 18348+0534 CRT 28A,Wn distance=41' 18348+0534 CRT 28A,Wo distance=41' 18348+0534 CRT 28A,Wp distance=41' 18348+0534 CRT 28A,Wq distance=41' 18348+0534 CRT 28A,Wr distance=41' 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 18356+0456 BU 643 AB 325 13.7 1
Show 18356+0456 STF2342 AC 33.6 1
Show 18356+0456 FOX9031 AD 323 35.3 1
Show 18360+0452 J 2138 140 5.2 8
Show 18357+0507 GRV 234 359 33.6 12
Show 18360+0506 A 354 9 4.6 13
Show 18365+0457 HJ 864 326 19.6 14
Show 18363+0516 A 355 143 1.3 23
Show 18327+0504 BAL3014 AB 56 22.2 33
Show 18327+0504 BAL3014 BC 34 9.5 33
Show 18379+0451 LDS5241 329 29.8 37
Show 18341+0530 J 1833 35 6.9 40
Show 18348+0534 CRT 28 AB 28 2.8 41
Show 18348+0534 CRT 28 AC 178 5.2 41
Show 18348+0534 CRT 28 AD 2 5.9 41
Show 18348+0534 CRT 28 AE 242 6.0 41
Show 18348+0534 CRT 28 AF 163 6.1 41
Show 18348+0534 CRT 28 AG 54 7.1 41
Show 18348+0534 CRT 28 AH 310 7.4 41
Show 18348+0534 CRT 28 AI 183 7.8 41
Show 18348+0534 CRT 28 AJ 235 8.4 41
Show 18348+0534 CRT 28 AK 61 9.1 41
Show 18348+0534 CRT 28 AL 83 11.3 41
Show 18348+0534 CRT 28 AM 65 11.5 41
Show 18348+0534 CRT 28 AN 341 11.7 41
Show 18348+0534 CRT 28 AO 352 12.0 41
Show 18348+0534 CRT 28 AP 114 12.2 41
Show 18348+0534 CRT 28 AQ 248 12.5 41
Show 18348+0534 CRT 28 AR 216 13.2 41
Show 18348+0534 CRT 28 AS 278 13.3 41
Show 18348+0534 CRT 28 AT 38 15.2 41
Show 18348+0534 CRT 28 AU 270 15.4 41
Show 18348+0534 CRT 28 AV 169 15.9 41
Show 18348+0534 CRT 28 A,Wa 5 16.8 41
Show 18348+0534 CRT 28 A,Wb 339 17.4 41
Show 18348+0534 CRT 28 A,Wc 287 17.7 41
Show 18348+0534 CRT 28 A,Wd 69 17.7 41
Show 18348+0534 CRT 28 A,We 151 17.7 41
Show 18348+0534 CRT 28 A,Wf 118 19.0 41
Show 18348+0534 CRT 28 A,Wg 249 19.6 41
Show 18348+0534 CRT 28 A,Wh 261 20.7 41
Show 18348+0534 CRT 28 A,Wi 52 20.8 41
Show 18348+0534 CRT 28 A,Wj 285 21.0 41
Show 18348+0534 CRT 28 A,Wk 231 21.3 41
Show 18348+0534 CRT 28 A,Wl 207 21.6 41
Show 18348+0534 CRT 28 A,Wm 189 21.7 41
Show 18348+0534 CRT 28 A,Wn 16 22.3 41
Show 18348+0534 CRT 28 A,Wo 318 22.5 41
Show 18348+0534 CRT 28 A,Wp 42 24.1 41
Show 18348+0534 CRT 28 A,Wq 332 24.1 41
Show 18348+0534 CRT 28 A,Wr 257 25.7 41

 
 
WDS 18356+0456 : COMPONENTS
 
 
  A B C
B pa=324.6°
sep=13.69"
 
C pa=0.4°
sep=33.63"
pa=20.0°
sep=23.91"
 
D pa=323.0°
sep=35.20"
pa=322.0°
sep=21.52"
pa=255.6°
sep=22.12"
 
 
18356+0456 A
 
 
Var name FR Ser Coord arcsec 2000 183536.48+045609.8 Mag 6.46 Spectral class A1V (white)
PmRA 30.00 PmDE -30.0 SAO 123673 HIP 91142
Tycho2 0454-01578-1 HD 171586 GC 25401 BD BD+04 3801
Tycho2
Tycho2 0454-01578-1 Pflag RAmdeg 278.90205240 DEmdeg 4.93598924
PmRA 29.4 PmDE -29.3 E RAmdeg 4 E DEmdeg 4
E pmRA 1.2 E pmDE 1.2 EpRAm 1991.64 EpDEm 1991.52
Num 13 Q RAmdeg 0.2 Q DEmdeg 0.8 Q pmRA 0.3
Q pmDE 0.7 BTmag 6.571 E BTmag 0.015 VTmag 6.465
E VTmag 0.010 Prox 327 TYC T HIP 91142
CCDM RAdeg 278.90198528 DEdeg 4.93605694 EpRA 1990 1.82
EpDE 1990 1.70 E RAdeg 3.6 E DEdeg 3.9 Posflg
Corr -0.4
SAO
SAO 123673 DelFlag RA1950 PmRA1950 0.0016
DE1950 PmDE1950 -0.035 Vmag 6.7 SpType A0
Double code Source 70 CatNum 25401 DM BD+04 3801
DMcomp BDsup HD 171586 M HD 0
GC 25401 RA1950rad 4.85697967 DE1950rad 0.08542824 PmRA2000 0.0018
PmDE2000 -0.036
Hipparcos
Catalog H HIP 91142 Proxy RAhms 18 35 36.48
DEdms +04 56 09.8 Vmag 6.47 VarFlag R Vmag G
RAdeg 278.902 DEdeg 4.93606 AstroRef Plx 9.74
CCDM 18356+0456 N CCDM I Nsys 1 Ncomp 1
MultFlag Source Qual M HIP
Theta Rho HD 171586 BD BD+04 3801
CD CP Dm number +04 3801 VIred 0.09
SpType A2pvar R SpType Coord arcsec 2000 183536.48+045609.8
Hipparcos 2
HIP 91142 Sn 5 So 0 Nc 1
RArad 4.8677578768 DErad 0.0861505193 Plx 9.07 PmRA 29.73
PmDE -29.77 E RArad 0.36 E DErad 0.25 E Plx 0.48
E pmRA 0.4 E pmDE 0.36 Hpmag 6.4959 E Hpmag 0.0008
SHp 0.009 VA 0 BV 0.075 E BV 0.004
VI 0.09
CCDM
Ccdm 18356+0456 RComp Comp A Note1
Note2 Discov num DRAs 0.47 DDEs 9.7
R dRAs 10 Year Theta Rho
Obs 3 Vmag 6.7 Sp A0 PmNote *
PmRA 23 PmDE -21 Dm number +04 3801 Cat1 BD
Name2 +04 2358 Cat2 AGK2/3 HD 171586 M HD
ADS BDS A11477 M ADS BDS N IDS IDS 18307N0451A
HIC 91142
 
 
18356+0456 B
 
 
Coord arcsec 2000 183535.95+045621.0 Mag 12.5 PmRA -174.00 PmDE 274.0
Calc delta mag 6.04 Calc coord yes
CCDM
Ccdm 18356+0456 RComp Comp B Note1
Note2 Discov num BU 643 DRAs DDEs
R dRAs Year 1924 Theta 330 Rho 10.5
Obs 9 Vmag 12.5 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A11477 M ADS BDS N IDS IDS 18307N0451B
HIC
 
 
18356+0456 C
 
 
Coord arcsec 2000 183536.50+045643.4 Mag 9.63 PmRA 5.00 PmDE 12.0
Calc delta mag 3.17 Calc coord yes
CCDM
Ccdm 18356+0456 RComp Comp C Note1
Note2 Discov num STF2342 DRAs 0.45 DDEs 41.6
R dRAs 10 Year 1930 Theta 005 Rho 30.5
Obs 20 Vmag 9.3 Sp PmNote *
PmRA -16 PmDE -4 Dm number +04 3802 Cat1 BD
Name2 +04 2359 Cat2 AGK2/3 HD M HD
ADS BDS A11477 M ADS BDS N IDS IDS 18307N0451C
HIC
 
 
18356+0456 D
 
 
Coord arcsec 2000 183535.06+045637.9 Mag 13.9 Calc delta mag 7.44 Calc coord yes