You're not logged.

Actions

Advanced Search
Go to Simbad
New report
New measure
Login

Computed Lists

Current system

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.

18291+0408 A 581 AB

18^h 29^m 03.59^s +04° 08' 02.3" P.A. 140.00 sep 0.4 mag 8.90,9.40 Sp B8

Coord 2000	18291+0408	Discov num	A 581	Comp	AB	Coord arcsec 2000	18 29 03.59 +04 08 02.3
Date first	1903	Date last	2016	Obs	24
Pa first	80	Pa last	140	P.A. Now (θ)	140°
Sep first	0.3	Sep last	0.377	Sep. Now (ρ)	0.377"
Mag pri	8.90	Mag sec	9.40	delta mag (ΔM)	0.5	Spectral class	B8 (blue-white)
Pri motion ra	+006	Sec motion ra
Pri motion dec	-013	Sec motion dec
Notes

Nature of this double is uncertain.

18291+0408 SYSTEM COMPONENTS

Show	name	SAO	coord	wds_name	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show			18 29 04 +04 08 02	A 581 AB	2016	24	140	0.4	8.90	9.40	0.50		<===
Show			18 29 04 +04 08 02	A 581 AB,C	2015	8	227	10.2	8.54	15.40	6.86

Triple system
4 estimated visually detectable stars in this system

OTHER CATALOGS AND DESIGNATIONS

Constellation

Ophiuchus

Tycho2

0441-01364-1

Gaia DR2

4284104400298787968

WDS 18291+0408 A 581 AB : NOTES

No records found.

REFERENCES

refcode	metd	author	reference
A__1895	Ma -	Aitken, R.G.	1895PASP....7..305A
A__1895		PASP 7, 305, 1895 (most data also in A__1914d)	1914PLicO..12....1A
A__1896a	Ma -	Aitken, R.G.	1896AJ.....17...27A
A__1896a		AJ 17, 27, 1896 (most data also in A__1914d)	1914PLicO..12....1A
A__1896b	Ma -	Aitken, R.G.	1896AN....142...77A
A__1896b		AN 142, 77, 1896 (all data also in A__1896a)	1896AJ.....17...27A
A__1896c	Ma -	Aitken, R.G.	1896PASP....8..286A
A__1896c		PASP 8, 286, 1896
A__1896d	Ma -	Aitken, R.G.	1896PASP....8..314A
A__1896d		PASP 8, 314, 1896 (all data also in A__1896a)	1896AJ.....17...27A
A__1897a	Ma -	Aitken, R.G.	1897AN....142..161A
A__1897a		AN 142, 161, 1897 (all data also in A__1896a)	1896AJ.....17...27A
A__1897b	Ma -	Aitken, R.G.	1897AJ.....17...76A
A__1897b		AJ 17, 76, 1897 (all data also in A__1914d)	1914PLicO..12....1A
A__1897c	Ma -	Aitken, R.G.	1897AJ.....18...56A
A__1897c		AJ 18, 56, 1897 (all data also in A__1914d)	1914PLicO..12....1A
A__1897d	Ma j	Aitken, R.G.	1897AN....145..129A
A__1897d		AN 145, 129, 1897 (most data also in A__1914d)	1914PLicO..12....1A
A__1898a	Ma -	Aitken, R.G.	1898AJ.....18..128A
A__1898a		AJ 18, 128, 1898 (all data also in other refs)
A__1898b	Ma j	Aitken, R.G.	1898AJ.....18..161A
A__1898b		AJ 18, 161, 1898 (most data also in other refs)
A__1898b		(erratum AJ 18, 180, 1898)	1898AJ.....18..180A
A__1899	Ma -	Aitken, R.G.	1899PASP...11..128A
A__1899		PASP 11, 128, 1899
A__1899b	Ma j	Aitken, R.G.	1899AN....150..113A
A__1899b		AN 150, 113, 1899
A__1900a	Ma -	Aitken, R.G.	1900AN....152..161A
A__1900a		AN 152, 161, 1900
A__1900b	Ma -	Aitken, R.G.	1900AN....153..369A
A__1900b		AN 153, 369, 1900
A__1900c	Ma -	Aitken, R.G.	1900PASP...12..127A
A__1900c		PASP 12, 127, 1900 (all data also in A__1900b)	1900AN....153..369A
A__1900d	Ma j	Aitken, R.G.	1900AN....152..209A
A__1900d		AN 152, 209, 1900
A__1900e	orb -	Aitken, R.G.	1900PASP...12..103A
A__1900e		PASP 12, 103, 1900
A__1900f	orb -	Aitken, R.G.	1900PASP...12..240A
A__1900f		PASP 12, 240, 1900
A__1900g	Ma j	Aitken, R.G.	1900PASP...12..203A
A__1900g		PASP 12, 203, 1900
A__1901a	Ma j	Aitken, R.G.	1901LicOB...1...14A
A__1901a		Lick Obs. Bull. 1, 14, 1901
A__1901b	Ma j	Aitken, R.G.	1901LicOB...1...66A
A__1901b		Lick Obs. Bull. 1, 66, 1901
A__1901c	orb -	Aitken, R.G.	1901PA......9...57A
A__1901c		Popular Astron. 9, 57, 1901
A__1901d	Ma -	Aitken, R.G.	1901AN....156..321A
A__1901d		AN 156, 321, 1901 (all data also in A__1901a)	1901LicOB...1...14A
A__1901e	Ma -	Aitken, R.G.	1901PASP...13..161A
A__1901e		PASP 13, 161, 1901 (all data also in other refs)
A__1902a	Ma j	Aitken, R.G.	1902LicOB...1..129A
A__1902a		Lick Obs. Bull. 1, 129, 1902
A__1902b	orb -	Aitken, R.G.	1902LicOB...1..190A
A__1902b		Lick Obs. Bull. 1, 190, 1902
A__1902c	orb -	Aitken, R.G.	1902PA.....10..486A
A__1902c		Popular Astron. 10, 486, 1902
A__1902d	orb -	Aitken, R.G.	1902PASP...14..153A
A__1902d		PASP 14, 153, 1902
A__1902e	Ma -	Aitken, R.G.	1902AN....158..245A
A__1902e		AN 158, 245, 1902 (all data also in A__1902a)	1902LicOB...1..129A
A__1903	Ma j	Aitken, R.G.	1903LicOB...2...16A
A__1903		Lick Obs. Bull. 2, 16, 1903
A__1903b	Ma -	Aitken, R.G.	1903LicOB...2...55A
A__1903b	+orb	Lick Obs. Bull. 2, 55, 1903 (all data also in other refs)
A__1903c	orb -	Aitken, R.G.	1903PA.....11...28A
A__1903c		Popular Astron. 11, 28, 1903
A__1904a	Ma j	Aitken, R.G.	1904LicOB...2..139A
A__1904a		Lick Obs. Bull. 2, 139, 1904
A__1904b	Ma -	Aitken, R.G.	1904LicOB...3....6A
A__1904b		Lick Obs. Bull. 3, 6, 1904
A__1904c	Ma -	Aitken, R.G.	1904LicOB...3...61A
A__1904c		Lick Obs. Bull. 3, 61, 1904
A__1905a	Ma -	Aitken, R.G.	1905LicOB...3...88A
A__1905a	+orb	Lick Obs. Bull. 3, 88, 1905 (all data also in other refs)
A__1905b	Ma -	Aitken, R.G.	1905LicOB...3...90A
A__1905b		Lick Obs. Bull. 3, 90, 1905 (all data also in other refs)
A__1905c	orb -	Aitken, R.G.	1905LicOB...3..147A
A__1905c		Lick Obs. Bull. 3, 147, 1905 (all data also in other refs)
A__1905d	orb -	Aitken, R.G.	1905LicOB...3..169A
A__1905d		Lick Obs. Bull. 3, 169, 1905 (orbit catalog)
A__1905e	orb -	Aitken, R.G.	1905PA.....13..190A
A__1905e		Popular Astron. 13, 190, 1905
A__1906a	Ma -	Aitken, R.G.	1906LicOB...4....4A
A__1906a		Lick Obs. Bull. 4, 4, 1906
A__1906B	Ma -	Aitken, R.G.	1906MmRAS..56....1L
A__1906B	+orb	cited by Lewis (MemRAS 56, 1, 1906)
A__1906c	orb -	Aitken, R.G.	1906LicOB...4...75A
A__1906c		Lick Obs. Bull. 4, 75, 1906
A__1906D	Ma -	Aitken, R.G.	1906QB821.B972.....
A__1906D		cited in BDS (Burnham Double Star Cat.), 1906
A__1907a	Ma -	Aitken, R.G.	1907LicOB...4..101A
A__1907a		Lick Obs. Bull. 4, 101, 1907
A__1907b	Ma -	Aitken, R.G.	1907LicOB...4..125A
A__1907b		Lick Obs. Bull. 4, 124, 1907
A__1907c	orb -	Aitken, R.G.	1907LicOB...4..107A
A__1907c		Lick Obs. Bull. 4, 107, 1907 (all data also in other refs)
A__1907d	Ma -	Aitken, R.G.	1907LicOB...4..170A
A__1907d		Lick Obs. Bull. 4, 170, 1907 (all data also in other refs)
A__1907e	orb -	Aitken, R.G.	1907AN....174..217A
A__1907e		AN 174, 217, 1907
A__1907f	Ma -	Aitken, R.G.	1907AN....176..323A
A__1907f		AN 176, 323, 1907 (all data also in other refs)
A__1908a	Ma -	Aitken, R.G.	1908LicOB...4..166A
A__1908a		Lick Obs. Bull. 4, 166, 1908
A__1908b	Ma -	Aitken, R.G.	1908LicOB...5...28A
A__1908b		Lick Obs. Bull. 5, 28, 1908
A__1908c	Ma -	Aitken, R.G.	1908LicOB...5...55A
A__1908c		Lick Obs. Bull. 5, 55, 1908
A__1908d	Ma -	Aitken, R.G.	1908LicOB...5...43A
A__1908d	+orb	Lick Obs. Bull. 5, 43, 1908 (all data also in other refs)
A__1908e	Ma -	Aitken, R.G.	1908PASP...20..185A
A__1908e		PASP 20, 185, 1908 (all data also in other refs)
A__1908f	orb -	Aitken, R.G.	1908PASP...20..267A
A__1908f		PASP 20, 267, 1908
A__1908g	Ma -	Aitken, R.G.	1908PASP...20..290A
A__1908g		PASP 20, 290, 1908 (all data also in other refs)
A__1908h	Ma -	Aitken, R.G.	1908PASP...20..291A
A__1908h		PASP 20, 291, 1908
A__1909a	Ma -	Aitken, R.G.	1909LicOB...5..115A
A__1909a		Lick Obs. Bull. 5, 115, 1909
A__1909b	Ma -	Aitken, R.G.	1909LicOB...5..166A
A__1909b		Lick Obs. Bull. 5, 166, 1909
A__1909c	orb -	Aitken, R.G.	1909PASP...21...83A
A__1909c		PASP 21, 83, 1909
A__1910a	Ma -	Aitken, R.G.	1910LicOB...6...62A
A__1910a		Lick Obs. Bull. 6, 62, 1910
A__1910b	Ma -	Aitken, R.G.	1910LicOB...6...70A
A__1910b		Lick Obs. Bull. 6, 70, 1910
A__1910c	-	Aitken, R.G.	1910LicOB...6....1A
A__1910c		Lick Obs. Bull. 6, 1, 1910 (no data)
A__1910d	Ma -	Aitken, R.G.	1910PASP...22...95A
A__1910d		PASP 22, 95, 1910 (all data also in other refs)
A__1910e	-	Aitken, R.G.	1910PASP...22..137A
A__1910e		PASP 22, 137, 1910 (no data)
A__1910f	Ma -	Aitken, R.G.	1910PASP...22..140A
A__1910f		PASP 22, 140, 1910 (all data also in other refs)
A__1911	Ma -	Aitken, R.G.	1911LicOB...6..163A
A__1911		Lick Obs. Bull. 6, 163, 1911
A__1911b	Ma -	Aitken, R.G.	1911PASP...23..238A
A__1911b		PASP 23, 238, 1911 (all data also in other refs)
A__1912	Ma -	Aitken, R.G.	1912LicOB...7...93A
A__1912		Lick Obs. Bull. 7, 93, 1912
A__1912b	-	Aitken, R.G.	1912LicOB...2....3A
A__1912b		Lick Obs. Bull. 7, 3, 1912 (no data)
A__1912c	-	Aitken, R.G.	1912PASP...24..126A
A__1912c		PASP 24, 126, 1912 (no data)
A__1912d	orb -	Aitken, R.G.	1912PASP...24..165A
A__1912d		PASP 24, 165, 1912
A__1912e	orb -	Aitken, R.G.	1912PASP...24..216A
A__1912e		PASP 24, 216, 1912
A__1912f	Ma -	Aitken, R.G.	1912PASP...24..228A
A__1912f		PASP 24, 228, 1912 (all data also in other refs)
A__1912g	Ma -	Aitken, R.G.	1912PA.....20..643A
A__1912g		Popular Astron. 20, 643, 1912 (all data also in other refs)
A__1913	Ma -	Aitken, R.G.	1913LicOB...7..186A
A__1913		Lick Obs. Bull. 7, 186, 1913
A__1913b	Ma -	Aitken, R.G.	1913PASP...25...41A
A__1913b	+orb	PASP 25, 41, 1913 (all data also in other refs)
A__1914a	Ma -	Aitken, R.G.	1914LicOB...8...52A
A__1914a		Lick Obs. Bull. 8, 52, 1914
A__1914b	Ma -	Aitken, R.G.	1914LicOB...8...93A
A__1914b		Lick Obs. Bull. 8, 93, 1914
A__1914c	Ma -	Aitken, R.G.	1914LicOB...8...96A
A__1914c		Lick Obs. Bull. 8, 96, 1914
A__1914d	Ma j	Aitken, R.G.	1914PLicO..12....1A
A__1914d	+orb	Pub. Lick Obs. 12, 1, 1914
A__1914e	orb -	Aitken, R.G.	1914PLicO..12..100A
A__1914e		Pub. Lick Obs. 12, 100, 1914
A__1914f	orb -	Aitken, R.G.	1914LicOB...8...99A
A__1914f		Lick Obs. Bull. 8, 99, 1914
A__1914g	Ma -	Aitken, R.G.	1914PASP...26...53A
A__1914g		PASP 26, 53, 1914 (all data also in other refs)
A__1914h	Ma -	Aitken, R.G.	1914PASP...26..205A
A__1914h		PASP 26, 205, 1914 (all data also in other refs)
A__1914i	Ma -	Aitken, R.G.	1914PASP...26..208A
A__1914i	+orb	PASP 26, 208, 1914 (all data also in other refs)
A__1915	Ma -	Aitken, R.G.	1915PASP...27..230A
A__1915		PASP 27, 230, 1915 (some data also in other refs)
A__1916a	orb -	Aitken, R.G.	1916PASP...28..121A
A__1916a		PASP 28, 121, 1916
A__1916b	Ma -	Aitken, R.G.	1916PASP...28..276A
A__1916b		PASP 28, 276, 1916 (all data also in other refs)
A__1917a	Ma -	Aitken, R.G.	1917PASP...29..207A
A__1917a		PASP 29, 207, 1917 (all data also in other refs)
A__1917b	Ma -	Aitken, R.G.	1917PASP...29..217A
A__1917b		PASP 29, 217, 1917 (all data also in other refs)
A__1918a	Ma -	Aitken, R.G.	1918LicOB...9..132A
A__1918a		Lick Obs. Bull. 9, 132, 1918
A__1918b	orb -	Aitken, R.G.	1918LicOB...9..184A
A__1918b		Lick Obs. Bull. 9, 184, 1918
A__1918c	orb -	Aitken, R.G.	1918LicOB...9..191A
A__1918c		Lick Obs. Bull. 9, 191, 1918
A__1918d	orb -	Aitken, R.G.	1918PAAS....3R..68A
A__1918d		PAAS 3, 68, 1918
A__1918e	Ma -	Aitken, R.G.	1918PASP...30...69A
A__1918e		PASP 30, 69, 1918 (all data also in other refs)
A__1918f	Ma -	Aitken, R.G.	1918PASP...30...71A
A__1918f		PASP 30, 71, 1918 (all data also in other refs)
A__1918g	orb -	Aitken, R.G.	1918PASP...30..194A
A__1918g		PASP 30, 194, 1918
A__1918h	Ma -	Aitken, R.G.	1918PASP...30..262A
A__1918h		PASP 30, 262, 1918 (all data also in other refs)
A__1918i	orb -	Aitken, R.G.	1918PASP...30..311A
A__1918i		PASP 30, 311, 1918
A__1919a	Ma -	Aitken, R.G.	1919PASP...31...44A
A__1919a		PASP 31, 44, 1919 (all data also in other refs)
A__1919b	Ma -	Aitken, R.G.	1919PASP...31..116A
A__1919b		PASP 31, 116, 1919 (all data also in other refs)
A__1919c	Ma -	Aitken, R.G.	1919PASP...31..197A
A__1919c		PASP 31, 197, 1919 (all data also in other refs)
A__1919d	orb -	Aitken, R.G.	1919PASP...31..285A
A__1919d		PASP 31, 285, 1919
A__1920a	Ma -	Aitken, R.G.	1920RGOO.....f...1.
A__1920a		Greenwich Observations, F1, 1920
A__1920b	Ma -	Aitken, R.G.	1920PASP...32...56A
A__1920b		PASP 32, 56, 1920 (most data also in other refs)
A__1920c	orb -	Aitken, R.G.	1920PASP...32..215A
A__1920c		PASP 32, 215, 1920
A__1921a	Ma -	Aitken, R.G.	1921PASP...33...60A
A__1921a		PASP 33, 60, 1921 (all data also in other refs)
A__1921b	Ma -	Aitken, R.G.	1921PASP...33..270A
A__1921b		PASP 33, 270, 1921 (all data also in other refs)
A__1922a	-	Aitken, R.G.	1922PASP...34...52A
A__1922a		PASP 34, 52, 1922 (no data)
A__1922b	orb -	Aitken, R.G.	1922PAAS....4....6A
A__1922b		Pub. AAS 4, 6, 1922
A__1923a	Ma j	Aitken, R.G.	1923LicOB..11...58A
A__1923a	+orb	Lick Obs. Bull. 11, 58, 1923
A__1923b	orb -	Aitken, R.G.	1923PASP...35..258A
A__1923b		PASP 35, 258, 1923
A__1923c	orb -	Aitken, R.G.	1923LicOB..11...66A
A__1923c		Lick Obs. Bull. 11, 66, 1923
A__1923d	orb -	Aitken, R.G.	1923LicOB..11...70A
A__1923d		Lick Obs. Bull. 11, 70, 1923
A__1923e	orb -	Aitken, R.G.	1923LicOB..11...79A
A__1923e		Lick Obs. Bull. 11, 79, 1923
A__1923f	orb -	Aitken, R.G.	1923LicOB..11...83A
A__1923f		Lick Obs. Bull. 11, 83, 1923
A__1923g	orb -	Aitken, R.G.	1923LicOB..11...85A
A__1923g		Lick Obs. Bull. 11, 85, 1923
A__1923h	orb -	Aitken, R.G.	1923LicOB..11...97A
A__1923h		Lick Obs. Bull. 11, 97, 1923
A__1923i	orb -	Aitken, R.G.	1923PASP...35...70A
A__1923i		PASP 35, 70, 1923
A__1923j	Ma -	Aitken, R.G.	1923PASP...35..323A
A__1923j		PASP 35, 323, 1923 (all data also in other refs)
A__1924	Ma -	Aitken, R.G.	1924PASP...36..296A
A__1924		PASP 36, 296, 1924 (all data also in other refs)
A__1925a	orb -	Aitken, R.G.	1925PASP...37..222A
A__1925a	+D	PASP 37, 222, 1925
A__1925b	orb -	Aitken, R.G.	1925LicOB..12...45A
A__1925b		Lick Obs. Bull. 12, 45, 1925
A__1925c	orb -	Aitken, R.G.	1925LicOB..12...47A
A__1925c		Lick Obs. Bull. 12, 47, 1925
A__1925D	Ma -	Aitken, R.G.	1925MNRAS..85..276E
A__1925D		cited by Milburn (MNRAS 85, 276, 1925)
A__1926a	Ma -	Aitken, R.G.	1926PASP...38..131A
A__1926a		PASP 38, 131, 1926 (all data also in other refs)
A__1926b	Ma -	Aitken, R.G.	1926PASP...38..334A
A__1926b		PASP 38, 334, 1926 (all data also in other refs)
A__1927a	Ma -	Aitken, R.G.	1927LicOB..12..170A
A__1927a		Lick Obs. Bull. 12, 170, 1927
A__1927b	Ma j	Aitken, R.G.	1927LicOB..12..173A
A__1927b		Lick Obs. Bull. 12, 173, 1927
A__1927c	orb -	Aitken, R.G.	1927PASP...39...45A
A__1927c		PASP 39, 45, 1927
A__1928	Ma -	Aitken, R.G.	1928PASP...40..355A
A__1928		PASP 40, 355, 1928 (all data also in other refs)
A__1929a	Ma -	Aitken, R.G.	1929LicOB..14...62A
A__1929a		Lick Obs. Bull. 14, 62, 1929
A__1929b	Ma -	Aitken, R.G.	1929LicOB..14...88A
A__1929b		Lick Obs. Bull. 14, 88, 1929
A__1930a	Ma -	Aitken, R.G.	1930PASP...42...60A
A__1930a		PASP 42, 60, 1930 (all data also in other refs)
A__1930b	Ma -	Aitken, R.G.	1930PASP...42..123A
A__1930b		PASP 42, 123, 1930 (most data also in other refs)
A__1932a	Ma -	Aitken, R.G.	1932QB821.A43......
A__1932a		Aitken Double Star Catalogue, 1932
A__1932b	Ma -	Aitken, R.G.	1932QB821.A43......
A__1932b		Aitken Double Star Catalogue, 1932 (formerly combined in means)
A__1932c	orb -	Aitken, R.G.	1932PASP...44..127A
A__1932c		PASP 44, 127, 1932
A__1932d	orb -	Aitken, R.G.	1932PASP...44..129A
A__1932d		PASP 44, 129, 1932
A__1932e	Ma -	Aitken, R.G.	1932PASP...44..132A
A__1932e		PASP 44, 132, 1932 (all data also in other refs)
A__1933a	Ma -	Aitken, R.G.	1933PASP...45...90A
A__1933a		PASP 45, 90, 1933
A__1933b	Ma -	Aitken, R.G.	1933PASP...45..261A
A__1933b		PASP 45, 261, 1933
A__1933c	Ma -	Aitken, R.G.	1933LicOB..16...93A
A__1933c		Lick Obs. Bull. 16, 93, 1933
A__1933d	Ma -	Aitken, R.G.	1933LicOB..16...96A
A__1933d		Lick Obs. Bull. 16, 96, 1933
A__1933e	Ma -	Aitken, R.G.	1933PASP...45..190A
A__1933e		PASP 45, 190, 1933 (all data also in other refs)
A__1934a	Ma -	Aitken, R.G.	1934PASP...46..110A
A__1934a		PASP 46, 110, 1934 (all data also in other refs)
A__1934b	-	Aitken, R.G.	1934PASP...46..284A
A__1934b		PASP 46, 284, 1934 (no data)
A__1935e	Ma j	Aitken, R.G.	1935LicOB..17...91A
A__1935e		Lick Obs. Bull. 17, 91, 1935
A__1935f	-	Aitken, R.G.	1935QB821.A3.......
A__1935f		The Binary Stars, 1935
A__1936	orb -	Aitken, R.G.	1936PASP...48..175A
A__1936		PASP 48, 175, 1936
A__1937a	Ma -	Aitken, R.G.	1937LicOB..18...53A
A__1937a		Lick Obs. Bull. 18, 53, 1937
A__1937b	Ma -	Aitken, R.G.	1937LicOB..18..109A
A__1937b		Lick Obs. Bull. 18, 109, 1937
A__9999	Ma -	Aitken, R.G.	...................
A__9999		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
18291+0408	A 581	AB	1995	21	126	0.4	8.90	9.40	B8		182903.59+040802.3
18291+0408	A 581	AB	2016	22	140	0.4	8.90	9.40	B8		182903.59+040802.3

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

WDS 18291+0408 A 581 AB : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 18291+0408 A 581 AB : MEASURES

No records found.

WDS 18291+0408 : VIRTUAL EYEPIECE

Click on the map to see the double of your interest.
Pass over with the mouse cursor to display the catalog designation.

WDS 18291+0408 : ALADIN DSS IMAGE @ 18^h 29^m 03.59^s +04° 08' 02.3"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 18291+0408 A 581 AB : NEIGHBORHOODS

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		18291+0408	A 581	AB	140	0.4
Show		18291+0408	A 581	AB,C	227	10.2
Show		18284+0407	J 521		304	5.3	10
Show		18301+0404	CHR 72	Aa,Ab	285	0.1	16
Show		18301+0404	STF2322	AB	172	19.8	16
Show		18301+0404	STF2322	AC	295	67.2	16
Show		18301+0404	STF2322	AD	197	85.3	16
Show		18280+0400	BAL2494		72	20.2	19
Show		18305+0416	A 583		265	0.2	24
Show		18272+0404	FAR 20		126	60.3	28
Show		18278+0344	ARY 58		109	88.4	30
Show		18307+0431	STTA170		5	100.0	34
Show		18286+0451	STTA168	AB	161	47.2	44
Show		18286+0451	STTA168	AC	217	244.2	44
Show		18286+0451	SLE 179	AD	210	251.7	44
Show		18286+0451	SLE 179	AE	226	304.1	44
Show		18286+0451	SLE 179	AF	233	288.5	44
Show		18267+0337	BAL2493		95	18.1	48
Show		18258+0409	RAO 607		181	3.6	49
Show		18258+0359	J 462		347	4.1	50
Show		18262+0435	TDT 866		274	0.5	51
Show		18289+0514	CLV 1		355	40.8	66
Show		18248+0350	BAL2491		79	6.9	66
Show		18289+0515	LDS5237		329	6.0	67
Show		18334+0341	HJ 861		179	20.0	70
Show		18337+0426	GWP2786		211	213.7	72
Show		18243+0347	BAL2490		289	19.2	75
Show		18295+0253	BAL1967	AB	134	8.2	76
Show		18270+0258	LDS5864		43	67.4	76
Show		18249+0454	J 2129	AB	117	12.7	78
Show		18249+0454	J 2129	AC	2	7.0	78
Show		18344+0405	TDT 940		340	0.4	81
Show		18322+0514	GWP2781		267	114.8	81
Show		18342+0341	ABT9001		339	20.0	81
Show		18264+0255	HEI 560		208	1.7	84
Show		18233+0403	CLZ 73		9	79.0	86
Show		18234+0431	BAL2927		206	2.4	88
Show		18234+0432	SLE 164		34	9.6	89
Show		18283+0537	TDT 897		169	0.5	90
Show		18251+0258	BAL1965		73	5.1	91
Show		18254+0523	SLE 173		133	19.0	94
Show		18227+0420	TDT 825		343	0.6	97
Show		18253+0529	SLE 172		256	4.9	99
Show		18314+0545	TDT 925		241	0.6	103
Show		18225+0446	SLE 161		266	12.9	106
Show		18329+0539	SLE 495		99	8.5	108
Show		18259+0541	J 2130		328	6.8	108
Show		18223+0328	J 1741		216	8.6	109
Show		18356+0456	BU 643	AB	325	13.7	110
Show		18356+0456	STF2342	AC		33.6	110
Show		18356+0456	FOX9031	AD	323	35.3	110

WDS 18291+0408 : COMPONENTS

	A	B
B	pa=140.1° sep=0.38"
C	pa=226.9° sep=10.15"	pa=229.1° sep=10.13"

18291+0408 A

Coord arcsec 2000	182903.59+040802.3		Mag	8.9		Spectral class	B8 (blue-white)		PmRA	6.00
PmDE	-13.0		Tycho2	0441-01364-1

Tycho2

Tycho2	0441-01364-1	Pflag		RAmdeg	277.26496448	DEmdeg	4.13397674
PmRA	0.9	PmDE	-2.9	E RAmdeg	8	E DEmdeg	8
E pmRA	0.9	E pmDE	0.9	EpRAm	1990.42	EpDEm	1990.44
Num	16	Q RAmdeg	0.9	Q DEmdeg	1.4	Q pmRA	0.9
Q pmDE	1.4	BTmag	8.759	E BTmag	0.019	VTmag	8.544
E VTmag	0.016	Prox	999	TYC	T	HIP
CCDM		RAdeg	277.26496306	DEdeg	4.13398444	EpRA 1990	1.72
EpDE 1990	1.72	E RAdeg	8.3	E DEdeg	8.3	Posflg
Corr	0.1

CCDM

Ccdm	18291+0408	RComp		Comp	A	Note1
Note2		Discov num		DRAs	-2.41	DDEs	2.0
R dRAs	10	Year		Theta		Rho
Obs	3	Vmag	8.9	Sp	B8	PmNote	*
PmRA	1	PmDE	-5	Dm number	+04 3760	Cat1	BD
Name2	+04 2339	Cat2	AGK2/3	HD		M HD
ADS BDS	A11387	M ADS BDS		N IDS		IDS	18241N0404A
HIC

18291+0408 B

Coord arcsec 2000

182903.61+040802.0

Mag

9.4

Calc delta mag

0.5

Calc coord

yes

CCDM

Ccdm	18291+0408	RComp		Comp	B	Note1
Note2		Discov num	A 581	DRAs		DDEs
R dRAs		Year	1958	Theta	106	Rho	0.4
Obs	11	Vmag	9.4	Sp		PmNote
PmRA		PmDE		Dm number		Cat1
Name2		Cat2		HD		M HD
ADS BDS	A11387	M ADS BDS	N	N IDS		IDS	18241N0404B
HIC

18291+0408 C

Coord arcsec 2000

182903.09+040755.4

Mag

15.4

Calc delta mag

6.5

Calc coord

yes

CCDM

Ccdm	18291+0408	RComp		Comp	C	Note1
Note2		Discov num	A 581	DRAs		DDEs
R dRAs		Year	1958	Theta	230	Rho	9.4
Obs	3	Vmag	15.4	Sp		PmNote
PmRA		PmDE		Dm number		Cat1
Name2		Cat2		HD		M HD
ADS BDS	A11387	M ADS BDS		N IDS		IDS	18241N0404C
HIC