15367-2851 B 295 (HD 139020)

15^h 36^m 43.75^s -28° 51' 02.4" P.A. 142.00 sep 1.2 mag 9.19,10.73 Sp A4III

Coord 2000	15367-2851	Discov num	B 295	Comp		Coord arcsec 2000	15 36 43.75 -28 51 02.4
Date first	1926	Date last	1991	Obs	4
Pa first	139	Pa last	141.6	P.A. Now (θ)	141.6°
Sep first	1.4	Sep last	1.245	Sep. Now (ρ)	1.245"
Mag pri	9.19	Mag sec	10.73	delta mag (ΔM)	1.54	Spectral class	A4III (white)
Pri motion ra	-021	Sec motion ra	-021
Pri motion dec	-010	Sec motion dec	-010
Notes

Nature of this double is uncertain.

OTHER CATALOGS AND DESIGNATIONS

Name	HD 139020		Constellation	Libra		SAO	183612		Tycho2	6776-00575-1
Gaia DR2	6210069131408767616		HD	139020

WDS 15367-2851 B 295 (HD 139020) : NOTES

No records found.

REFERENCES

refcode	metd	author	reference
B__1921a	orb -	van den Bos, W.H.	1921MNRAS..81..474V
B__1921a		MNRAS 81, 474, 1921
B__1921b	orb -	van den Bos, W.H.	.
B__1921b		Proc. Amsterdam Acad. 30, 72, 1921
B__1923a	Po j	van den Bos, W.H.	1923BAN.....1..193V
B__1923a		BAN 1, 193, 1923
B__1923b	orb -	van den Bos, W.H.	1923BAN.....2...25V
B__1923b		BAN 2, 25, 1923
B__1923c	orb -	van den Bos, W.H.	1923BAN.....2...29V
B__1923c		BAN 2, 29, 1923
B__1925a	Ma j	van den Bos, W.H.	1925AnLei..143...1V
B__1925a		Ann. Leiden Obs. 14, Pt.3, 1925
B__1925b	Ma j	van den Bos, W.H.	1925BAN.....2..197V
B__1925b	+Po	BAN 2, 197, 1925
B__1926a	orb -	van den Bos, W.H.	1926BAN.....3..127V
B__1926a		BAN 3, 127, 1926
B__1926b	orb -	van den Bos, W.H.	1926BAN.....3..128V
B__1926b		BAN 3, 128, 1926
B__1927a	orb -	van den Bos, W.H.	1927BAN.....3..261V
B__1927a		BAN 3, 261, 1927
B__1927b	-	van den Bos, W.H.	1927BAN.....4...45V
B__1927b		BAN 4, 45, 1927
B__1927b		(4th list of new southern double stars; precise measures in later references)
B__1927c	Ma -	van den Bos, W.H.	1927BAN.....4..109V
B__1927c		BAN 4, 109, 1927
B__1927c		(5th list of new southern double stars; precise measures in later references)
B__1927D	Ma -	van den Bos, W.H.	1927sdsc.book......
B__1927D		cited in SDS (Southern Double Star Cat.), 1927
B__1928a	Ma -	van den Bos, W.H.	1928BAN.....4..235V
B__1928a		BAN 4, 235, 1928
B__1928a		(6th list of new southern double stars; precise measures in later references)
B__1928b	Ma j	van den Bos, W.H.	1928AnLei..144...1V
B__1928b		Ann. Leiden Obs. 14, Pt.4, 1928
B__1928c	Ma -	van den Bos, W.H.	1928MNRAS..88..488F
B__1928c		MNRAS 88, 488, 1928
B__1928d	Ma j	van den Bos, W.H.	1928CiUO...78...13V
B__1928d		Union Obs. Johannesburg Circ. 78, 13, 1928
B__1928e	orb -	van den Bos, W.H.	.
B__1928e		Mem. Copenhagen Acad. 12, 2, 1928
B__1929a	Ma j	van den Bos, W.H.	1929CiUO...80...59V
B__1929a		Union Obs. Johannesburg Circ. 80, 59, 1929
B__1929b	orb -	van den Bos, W.H.	1929CiUO...79...49V
B__1929b		Union Obs. Johannesburg Circ. 79, 49, 1929
B__1929c	Ma -	van den Bos, W.H.	1929BAN.....5..125V
B__1929c		BAN 5, 125, 1929
B__1930a	Ma j	van den Bos, W.H.	1930CiUO...83..135V
B__1930a		Union Obs. Johannesburg Circ. 83, 135, 1930
B__1930b	Ma -	van den Bos, W.H.	1930BAN.....5..179V
B__1930b		BAN 5, 179, 1930
B__1930c	Ma -	van den Bos, W.H.	1930BAN.....5..183V
B__1930c		BAN 5, 183, 1930
B__1931a	Ma -	van den Bos, W.H.	1931MNRAS..92...19F
B__1931a		MNRAS 92, 19, 1931
B__1931b	Ma -	van den Bos, W.H.	1931CiUO...85..183V
B__1931b		Union Obs. Johannesburg Circ. 85, 183, 1931
B__1932a	Ma j	van den Bos, W.H.	1932CiUO...87..273V
B__1932a		Union Obs. Johannesburg Circ. 87, 273, 1932
B__1932b	Ma j	van den Bos, W.H.	1932CiUO...88..324V
B__1932b		Union Obs. Johannesburg Circ. 88, 324, 1932
B__1932C	Ma -	van den Bos, W.H.	1932QB821.A43......
B__1932C		cited in ADS (Aitken Double Star Cat.), 1932
B__1933a	Ma -	van den Bos, W.H.	1933BAN.....7....1V
B__1933a		BAN 7, 1, 1933
B__1933b	J -	van den Bos, W.H.	1933CiUO...90..379V
B__1933b		Union Obs. Johannesburg Circ. 90, 379, 1933
B__1933c	orb -	van den Bos, W.H.	1933CiUO...90..388V
B__1933c		Union Obs. Johannesburg Circ. 90, 388, 1933
B__1933d	Ma j	van den Bos, W.H.	1933CiUO...90..401V
B__1933d		Union Obs. Johannesburg Circ. 90, 401, 1933
B__1934a	Ma -	van den Bos, W.H.	1934CiUO...92...61V
B__1934a		Union Obs. Johannesburg Circ. 92, 61, 1934
B__1934b	orb -	van den Bos, W.H.	1934CiUO...92..102V
B__1934b		Union Obs. Johannesburg Circ. 92, 102, 1934
B__1935a	Ma j	van den Bos, W.H.	1935CiUO...94..134V
B__1935a	+J	Union Obs. Johannesburg Circ. 93, 134, 1935
B__1935b	orb -	van den Bos, W.H.	1935CiUO...94..148V
B__1935b		Union Obs. Johannesburg Circ. 94, 148, 1935
B__1935c	Ma j	van den Bos, W.H.	1935CiUO...94..149V
B__1935c		Union Obs. Johannesburg Circ. 94, 149, 1935
B__1935D	orb -	van den Bos, W.H.	1935QB821.A3.......
B__1935D		letter cited by Aitken, The Binary Stars, 1935
B__1936a	orb -	van den Bos, W.H.	1936CiUO...96..231V
B__1936a		Union Obs. Johannesburg Circ. 96, 231, 1936
B__1936b	Ma j	van den Bos, W.H.	1936CiUO...96..234V
B__1936b		Union Obs. Johannesburg Circ. 96, 234, 1936
B__1937a	orb -	van den Bos, W.H.	1937CiUO...98..341V
B__1937a		Union Obs. Johannesburg Circ. 98, 341, 1937
B__1937b	Ma -	van den Bos, W.H.	1937CiUO...98..362V
B__1937b		Union Obs. Johannesburg Circ. 98, 362, 1937
B__1938a	orb -	van den Bos, W.H.	1938CiUO...99..445V
B__1938a		Union Obs. Johannesburg Circ. 99, 445, 1938
B__1938d	orb -	van den Bos, W.H.	1938CiUO..100..480V
B__1938d		Union Obs. Johannesburg Circ. 100, 480, 1938
B__1938e	Ma j	van den Bos, W.H.	1938CiUO..100..481V
B__1938e		Union Obs. Johannesburg Circ. 100, 481, 1938
B__1940	orb -	van den Bos, W.H.	1940CiUO..102...49V
B__1940		Union Obs. Johannesburg Circ. 102, 49, 1940
B__1943A	Ma -	van den Bos, W.H.	1943AJ.....50..139A
B__1943A		cited by Alden (1943 AJ 50, 139)
B__1941	orb -	van den Bos, W.H.	1941CiUO..104...73V
B__1941		Union Obs. Johannesburg Circ. 104, 73, 1941
B__1945	orb -	van den Bos, W.H.	1945AJ.....51..198V
B__1945		AJ 51, 198, 1945
B__1947	Ma -	van den Bos, W.H.	1947CiUO..105..134V
B__1947		Union Obs. Johannesburg Circ. 105, 134, 1947
B__1947b	Po j	van den Bos, W.H. (in Voute et al.)	1947AnBos...6....3V
B__1947b		Ann. Bosscha Obs. Lembang 6, Pt.3, C1, 1947
B__1948	Ma -	van den Bos, W.H.	1948CiUO..107..259V
B__1948		Union Obs. Johannesburg Circ. 107, 259, 1948
B__1949a	orb -	van den Bos, W.H.	1949CiUO..108..310V
B__1949a		Union Obs. Johannesburg Circ. 108, 310, 1949
B__1949b	orb -	van den Bos, W.H.	1949CiUO..108..311V
B__1949b		Union Obs. Johannesburg Circ. 108, 311, 1949
B__1949c	Ma j	van den Bos, W.H.	1949CiUO..108..312V
B__1949c		Union Obs. Johannesburg Circ. 108, 312, 1949
B__1950a	orb -	van den Bos, W.H.	1950CiUO..109..366V
B__1950a		Union Obs. Johannesburg Circ. 109, 366, 1950
B__1950b	orb -	van den Bos, W.H.	1950CiUO..109..370V
B__1950b		Union Obs. Johannesburg Circ. 109, 370, 1950
B__1950c	Ma -	van den Bos, W.H.	1950CiUO..109..371V
B__1950c		Union Obs. Johannesburg Circ. 109, 371, 1950
B__1951a	Ma j	van den Bos, W.H.	1951CiUO..111...13V
B__1951a	+J	Union Obs. Johannesburg Circ. 111, 13, 1951
B__1951b	orb -	van den Bos, W.H.	1951CiUO..111...11V
B__1951b		Union Obs. Johannesburg Circ. 111, 11, 1951
B__1951c	orb -	van den Bos, W.H.	1951CiUO..112..143V
B__1951c		Union Obs. Johannesburg Circ. 112, 143, 1951
B__1951d	-	van den Bos, W.H.	1951JO.....34...85V
B__1951d		J. Obs. 34, 85, 1951
B__1953a	Ma -	van den Bos, W.H.	1953CiUO..113..185V
B__1953a		Union Obs. Johannesburg Circ. 113, 185, 1953
B__1953b	orb -	van den Bos, W.H.	1953CiUO..113..209V
B__1953b		Union Obs. Johannesburg Circ. 113, 209-219, 1953	1953MNSSA..12...19V
B__1953b		(also MNASSA 12, 19, 1953; MNASSA 12, 57, 1953)	1953MNSSA..12...57V
B__1954	orb -	van den Bos, W.H.	1954CiUO..114..235V
B__1954		Union Obs. Johannesburg Circ. 114, 235, 1954
B__1956a	Ma -	van den Bos, W.H.	1956CiUO..115..266V
B__1956a	+J	Union Obs. Johannesburg Circ. 115, 266, 1956
B__1956b	orb -	van den Bos, W.H.	1956CiUO..115..279V
B__1956b		Union Obs. Johannesburg Circ. 115, 279-284, 1956
B__1956c	orb -	van den Bos, W.H.	1956MNSSA..15...39V
B__1956c		MNASSA 15, 39, 1956
B__1957a	orb -	van den Bos, W.H.	1957CiUO..116..289V
B__1957a		Union Obs. Johannesburg Circ. 116, 289-291, 1957
B__1957b	Ma -	van den Bos, W.H.	1957CiUO..116..291V
B__1957b		Union Obs. Johannesburg Circ. 116, 291, 1957
B__1958	Ma -	van den Bos, W.H.	1958AJ.....63...63V
B__1958		AJ 63, 63, 1958
B__1959a	Mb j	van den Bos, W.H.	1959ApJS....4...45V
B__1959a		ApJS 4, 45, 1959
B__1959b	orb -	van den Bos, W.H.	1959JO.....42...79V
B__1959b		J. Obs. 42, 79, 1959
B__1959c	orb -	van den Bos, W.H.	1959JO.....42...93V
B__1959c		J. Obs. 42, 93, 1959
B__1959d	Ma -	van den Bos, W.H.	1959CiUO..118..308V
B__1959d		Union Obs. Johannesburg Circ. 118, 308, 1959
B__1959e	orb -	van den Bos, W.H.	1959CiUO..118..311V
B__1959e		Union Obs. Johannesburg Circ. 118, 311-312, 1959
B__1960a	Ma -	van den Bos, W.H.	1960CiUO..119..321V
B__1960a		Union Obs. Johannesburg Circ. 119, 321, 1960
B__1960b	Ma j	van den Bos, W.H.	1960PYerO...9....1B
B__1960b	+Mb	Pub. Yerkes Obs. 9, pt. 1, 1960
B__1960c	orb -	van den Bos, W.H.	1960JO.....43..145V
B__1960c		J. Obs. 43, 145, 1960
B__1960d	orb -	van den Bos, W.H.	1960JO.....43..152V
B__1960d		J. Obs. 43, 152, 1960
B__1960e	orb -	van den Bos, W.H.	1960CiUO..119..359V
B__1960e		Union Obs. Johannesburg Circ. 119, 339-340, 1960
B__1960f	orb -	van den Bos, W.H.	1960CiUO..119..341V
B__1960f		Union Obs. Johannesburg Circ. 119, 341-343, 1960
B__1961a	Ma -	van den Bos, W.H.	1961CiUO..120..353V
B__1961a		Union Obs. Johannesburg Circ. 120, 353, 1961
B__1961b	orb -	van den Bos, W.H.	1961CiUO..120..374V
B__1961b		Union Obs. Johannesburg Circ. 120, 374-375, 1961
B__1961c	orb -	van den Bos, W.H.	1961CiUO..120..377V
B__1961c		Union Obs. Johannesburg Circ. 120, 377-379, 1961
B__1961d	orb -	van den Bos, W.H.	1961CiUO..120..380V
B__1961d		Union Obs. Johannesburg Circ. 120, 380-381, 1961
B__1961e	orb -	van den Bos, W.H.	1961PASP...74..201V
B__1961e		PASP 74, 201, 1961
B__1962a	Ma -	van den Bos, W.H.	1962AJ.....67..141V
B__1962a		AJ 67, 141, 1962
B__1962b	orb -	van den Bos, W.H.	1962AJ.....67..552V
B__1962b		AJ 67, 552, 1962
B__1962c	orb -	van den Bos, W.H.	1962JO.....45...55V
B__1962c		J. Obs. 45, 55, 1962
B__1962d	Ma j	van den Bos, W.H.	1962AJ.....67..555V
B__1962d		AJ 67, 555, 1962
B__1963a	Ma -	van den Bos, W.H.	1963AJ.....68...57V
B__1963a		AJ 68, 57, 1963
B__1963b	Ma j	van den Bos, W.H.	1963AJ.....68..582V
B__1963b		AJ 68, 582, 1963
B__1964a	orb -	van den Bos, W.H.	1964ROCi..123...62V
B__1964a		Republic Obs. Circ. 123, 62, 1964
B__1964b	orb -	van den Bos, W.H.	1964JO.....47...34V
B__1964b		J. Obs. 47, 34, 1964
B__1965a	Ma -	van den Bos, W.H.	1965ROCi..124...70V
B__1965a		Republic Obs. Circ. 124, 70, 1965
B__1965b	orb -	van den Bos, W.H.	1965ROCi..124...86V
B__1965b		Republic Obs. Circ. 124, 86, 1965
B__1966a	Ma -	van den Bos, W.H.	1966ROCi..125...93V
B__1966a		Republic Obs. Circ. 125, 93, 1966
B__1966b	orb -	van den Bos, W.H.	1966ROCi..125..112V
B__1966b		Republic Obs. Circ. 125, 112, 1966
B__1966c	orb -	van den Bos, W.H.	1966ROCi..125..118V
B__1966c		Republic Obs. Circ. 125, 118, 1966
B__1966d	orb -	van den Bos, W.H.	1966ROCi..125..119V
B__1966d		Republic Obs. Circ. 125, 119-120, 1966
B__1967	Ma -	van den Bos, W.H.	1967ROCi..126..127V
B__1967		Republic Obs. Circ. 126, 127, 1967
B__1967b	orb -	van den Bos, W.H.	1967JO.....13..119V
B__1967b		J. Obs. 13, 119, 1967
B__1968	Ma -	van den Bos, W.H.	1968ROCi..127..157V
B__1968		Republic Obs. Circ. 127, 157, 1968
B__9999	Ma -	van den Bos, W.H.	...................
B__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
15367-2851	B 295		1991	4	142	1.2	9.19	10.73	A4III		153643.75-285102.4

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

WDS 15367-2851 B 295 (HD 139020) : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 15367-2851 B 295 (HD 139020) : MEASURES

No records found.

WDS 15367-2851 (HD 139020) : 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 15367-2851 (HD 139020) : ALADIN DSS IMAGE @ 15^h 36^m 43.75^s -28° 51' 02.4"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 15367-2851 B 295 (HD 139020) : 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		15367-2851	B 295		142	1.2
Show		15362-2841	LDS5841		292	8.5	12
Show		15353-2903	RSS 378		62	11.9	22
Show		15383-2901	SWR 179		78	15.4	23
Show		15360-2825	KPP1289		320	9.8	28
Show		15340-2907	SWR 177		286	11.6	40
Show		15370-2808	I 1271		151	2.0	44
Show		15359-2934	RSS 379		287	10.6	45
Show		15391-2928	UC 3036		330	46.7	49
Show		15348-2808	RST1847	AB	343	1.0	51
Show		15348-2808	TOK 49	Aa,Ab	321	0.2	51
Show		15368-2751	BRT3021		72	4.8	61
Show		15387-2947	RIZ 16		-1	0.0	62
Show		15370-2748	BRT3022		198	5.4	64
Show		15399-2803	B 2790		132	8.9	64
Show		15414-2910	RST1855	AB	66	2.6	65
Show		15348-2952	BUG 3		194	0.2	67
Show		15418-2903	RST1856		208	2.0	69
Show		15358-2959	KOH 41		256	0.9	69
Show		15382-2958	DAW 144		302	1.5	71
Show		15314-2908	UC 3020		237	40.7	73
Show		15396-2954	KOH 44		249	0.2	73
Show		15316-2925	TDS9537		8	0.6	75
Show		15344-2742	RST1844		58	0.2	76
Show		15421-2826	RST1858		166	1.0	76
Show		15398-3001	BRT3023		131	3.3	81
Show		15396-2739	BU 121		284	2.0	82
Show		15331-2957	RST1843		290	1.1	83
Show		15396-3011	BVD 116		171	16.1	89
Show		15436-2834	SKF2046		249	48.3	93
Show		15437-2836	TDS9602		322	2.4	93
Show		15325-3007	LDS5839		72	369.5	95
Show		15294-2851	DAW 143		168	1.6	96
Show		15441-2850	B 298		88	2.1	98
Show		15431-2759	SEE 246		314	13.4	99
Show		15290-2852	BU 1114	AB	317	0.2	102
Show		15290-2852	HJ 4774	AB,C	11	9.7	102
Show		15436-2940	UC 3051		215	12.1	103
Show		15419-3009	ARG 28	AB	24	35.0	104
Show		15419-3009	ARG 28	AC	332	35.8	104
Show		15419-3009	ARG 28	AD	324	88.6	104
Show		15363-3035	B 294		209	1.9	104
Show		15291-2919	KPP2503		192	22.4	105
Show		15394-2710	RST1854	AB	3	0.3	107
Show		15394-2710	MET 63	AC	62	8.8	107
Show		15394-2710	MET 63	AD	124	11.2	107
Show		15452-2832	RST1862		352	4.5	114
Show		15315-3022	KOH 40	AB	29	0.2	114
Show		15315-3022	KOH 40	AB,C	19	1.2	114
Show		15279-2852	LDS4553		122	13.5	117
Show		15455-2830	CPO 442		358	11.4	118

WDS 15367-2851 : COMPONENTS

	A
B	pa=145.2° sep=1.19"

15367-2851 A

Componente originario normalizzato	AB	Name	HD 139020	Coord arcsec 2000	153643.75-285102.4	Mag	9.19
Spectral class	A4III (white)	PmRA	-21.00	PmDE	-10.0	SAO	183612
Tycho2	6776-00575-1	HD	139020	DM	CD-2811439

Tycho2

Tycho2	6776-00575-1	Pflag	P	RAmdeg	234.18228080	DEmdeg	-28.85065294
PmRA	-20.6	PmDE	-9.7	E RAmdeg	10	E DEmdeg	13
E pmRA	2.7	E pmDE	2.6	EpRAm	1991.52	EpDEm	1991.05
Num	5	Q RAmdeg	1.2	Q DEmdeg	0.6	Q pmRA	1.2
Q pmDE	0.6	BTmag	9.529	E BTmag	0.021	VTmag	9.193
E VTmag	0.019	Prox	12	TYC	T	HIP
CCDM		RAdeg	234.18231250	DEdeg	-28.85060500	EpRA 1990	1.76
EpDE 1990	1.47	E RAdeg	9.8	E DEdeg	12.9	Posflg	D
Corr	0.2

SAO

SAO	183612	DelFlag		RA1950		PmRA1950	-0.0041
DE1950		PmDE1950	-0.029	Vmag	8.6	SpType	A3
Double code		Source	24	CatNum	9761	DM	CD-2811439
DMcomp		BDsup		HD	139020	M HD	0
GC		RA1950rad	4.07391533	DE1950rad	-0.50066987	PmRA2000	-0.0042
PmDE2000	-0.026

CCDM

Ccdm	15367-2851	RComp		Comp	A	Note1
Note2		Discov num		DRAs	1.48	DDEs	-3.9
R dRAs	10	Year		Theta		Rho
Obs	2	Vmag	9.0	Sp	A3	PmNote	*
PmRA	-54	PmDE	-29	Dm number	-2811439	Cat1	CD
Name2	183612	Cat2	SAO	HD	139020	M HD
ADS BDS	A 9711	M ADS BDS		N IDS		IDS	15306S2831A
HIC

15367-2851 B

Componente originario normalizzato	AB		Coord arcsec 2000	153643.80-285103.4		Mag	10.73		PmRA	-21.00
PmDE	-10.0		Tycho2	6776-00575-2		Calc delta mag	1.54		Calc coord	yes

Tycho2

Tycho2	6776-00575-2	Pflag	P	RAmdeg	234.18228080	DEmdeg	-28.85065294
PmRA	-20.6	PmDE	-9.7	E RAmdeg	10	E DEmdeg	13
E pmRA	2.7	E pmDE	2.6	EpRAm	1991.52	EpDEm	1991.05
Num	5	Q RAmdeg	1.2	Q DEmdeg	0.6	Q pmRA	1.2
Q pmDE	0.6	BTmag	11.375	E BTmag	0.074	VTmag	10.731
E VTmag	0.068	Prox	12	TYC		HIP
CCDM		RAdeg	234.18255750	DEdeg	-28.85087611	EpRA 1990	1.75
EpDE 1990	1.47	E RAdeg	37.9	E DEdeg	50.3	Posflg	D
Corr	0.2

CCDM

Ccdm	15367-2851	RComp		Comp	B	Note1
Note2		Discov num	B 295	DRAs		DDEs
R dRAs		Year	1926	Theta	140	Rho	1.4
Obs	3	Vmag	11.2	Sp		PmNote
PmRA		PmDE		Dm number		Cat1
Name2		Cat2		HD		M HD
ADS BDS	A 9711	M ADS BDS		N IDS		IDS	15306S2831B
HIC