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Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

17452+5157 STF 2225 CD

17^h 44^m 47.57^s +51° 55' 17.2" P.A. 296.00 sep 8.7 mag 10.20,10.56 Sp G5+K8

Coord 2000	17452+5157	Discov num	STF2225	Comp	CD	Coord arcsec 2000	17 44 47.57 +51 55 17.2
Date first	1830	Date last	2017	Obs	43
Pa first	314	Pa last	295.7	P.A. Now (θ)	295.7°
Sep first	9.1	Sep last	8.735	Sep. Now (ρ)	8.735"
Mag pri	10.20	Mag sec	10.56	delta mag (ΔM)	0.36	Spectral class	G5+K8 (yellow/yellow-orange)
Pri motion ra	+008	Sec motion ra	-003
Pri motion dec	+013	Sec motion dec	-003
Notes

rPM=1.272

This double is not physical.

17452+5157 SYSTEM COMPONENTS

Show	name	SAO	coord	wds_name	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show	HD 161865	30551	17 45 10 +51 56 56	STF 2225 AB	2015	21	339	5.5	9.00	11.90	2.90
Show		30551	17 45 10 +51 56 56	STF 2225 AC	2015	22	245	230.2	9.00	10.20	1.20
Show			17 44 48 +51 55 17	STF 2225 CD	2017	43	296	8.7	10.20	10.56	0.36		<===
Show			17 44 48 +51 55 17	B 9005 CE	2015	9	302	65.1	10.20	13.02	2.82

Quintuple system
5 estimated visually detectable stars in this system

OTHER CATALOGS AND DESIGNATIONS

Constellation

Draco

Tycho2

3522-01395-1

Gaia DR2

1368435236875696384

234484

WDS 17452+5157 STF 2225 CD : 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.
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
17452+5157	STF2225	CD	2007	35	298	8.9	10.20	10.56	G5 K8	D	174447.57+515517.2
17452+5157	STF2225	CD	2015	37	295	8.6	10.20	10.56	G5+K8		174447.57+515517.2
17452+5157	STF2225	CD	2017	38	296	8.7	10.20	10.56	G5+K8		174447.57+515517.2

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

WDS 17452+5157 STF 2225 CD : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 17452+5157 STF 2225 CD : MEASURES

No records found.

WDS 17452+5157 : VIRTUAL EYEPIECE

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Pass over with the mouse cursor to display the catalog designation.

WDS 17452+5157 : ALADIN DSS IMAGE @ 17^h 44^m 47.57^s +51° 55' 17.2"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 17452+5157 STF 2225 CD : 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		17452+5157	B 9005	CE	302	65.1
Show		17452+5157	STF2225	CD	296	8.7
Show		17452+5157	STF2225	AB	339	5.5	4
Show		17452+5157	STF2225	AC	245	230.2	4
Show		17473+5218	CVR 863		178	7.9	33
Show		17433+5121	BEM9015		265	13.0	37
Show		17480+5224	MMA 38		180	35.7	41
Show		17464+5102	DAM 266		176	5.6	56
Show		17469+5054	DAM 267		322	3.5	65
Show		17500+5103	ES 779		342	9.4	72
Show		17375+5132	CBL 70		93	14.7	72
Show		17382+5236	A 1880		114	2.7	74
Show		17491+5047	CHR 65	Aa,Ab	112	0.1	80
Show		17491+5047	LEP 86	AB	141	209.1	80
Show		17403+5047	COU2114		4	0.4	81
Show		17353+5210	ES 635		243	5.9	89
Show		17458+5326	MLR 605	BC	45	10.8	92
Show		17499+5036	BEM9016		17	4.1	94
Show		17448+5016	NSN 696		179	1.1	100
Show		17437+5336	KPP 399		264	3.7	101
Show		17374+5040	ES 2661	BC	18	14.9	102
Show		17374+5040	ES 2661	AB	102	58.3	103
Show		17551+5117	KPP2198		35	18.2	104
Show		17459+5011	STF2229		340	6.7	105
Show		17353+5057	CVR1704		181	3.5	106
Show		17493+5011	ES 974		348	2.6	113
Show		17449+5003	TDT 485		328	0.8	113
Show	Eltanin	17566+5129	BU 633	AB	152	21.1	113
Show	Eltanin	17566+5129	BU 633	AC	234	41.2	113
Show	Eltanin	17566+5129	BU 633	AD	11	59.5	113
Show	Eltanin	17566+5129	BU 633	AE	235	96.0	113
Show	Eltanin	17566+5129	BU 633	AF	114	126.0	113
Show	Eltanin	17566+5129	BU 633	AG	28	143.6	113
Show		17323+5223	FYM 652		353	5.2	119
Show		17322+5236	ES 777		349	6.1	123
Show		17374+5014	ES 973		242	8.1	123
Show		17462+5357	HDS2511		97	0.4	123
Show		17581+5213	STF2261	AB	261	9.6	124
Show		17581+5213	WAL 87	AC	57	64.4	124
Show		17514+5007	BEM 30		114	14.8	125
Show		17574+5111	ES 78	AB	130	8.1	126
Show		17574+5111	FOX9011	AC	194	31.6	126
Show		17315+5222	BEM9023		52	15.5	126
Show		17521+5344	TOI1261		317	1.7	127
Show		17578+5107	DAM 686		191	6.7	131
Show		17304+5218	FYM 654	CD	298	10.7	134
Show	Rastaban	17304+5218	BU 1090	AB	17	4.6	135
Show	Rastaban	17304+5218	BU 1090	AC	156	118.7	135
Show		17344+5022	COU2113		107	0.8	135
Show		17514+4956	UC 3428		146	20.6	136
Show		17482+4944	COU1923		282	0.5	136

WDS 17452+5157 : COMPONENTS

	A	B	C	D
B	pa=346.4° sep=5.25"
C	pa=244.6° sep=230.31"	pa=243.3° sep=231.43"
D	pa=246.0° sep=233.13"	pa=244.7° sep=234.14"	pa=308.0° sep=6.16"
E	pa=255.2° sep=250.22"	pa=254.0° sep=250.38"	pa=315.8° sep=48.63"	pa=317.0° sep=42.54"

17452+5157 A

Name	HD 161865	Coord arcsec 2000	174510.07+515655.9	Mag	9	Spectral class	K2 (yellow-orange)
PmRA	0.00	PmDE	19.0	SAO	30551	Tycho2	3522-00884-1
HD	161865	GC	24123	DM	BD+52 2097

Tycho2

Tycho2	3522-00884-1	Pflag		RAmdeg	266.29197117	DEmdeg	51.94887897
PmRA	-0.3	PmDE	22.9	E RAmdeg	12	E DEmdeg	11
E pmRA	1.1	E pmDE	1.1	EpRAm	1989.35	EpDEm	1990.19
Num	9	Q RAmdeg	1.3	Q DEmdeg	1.5	Q pmRA	1.4
Q pmDE	1.5	BTmag	10.241	E BTmag	0.030	VTmag	9.000
E VTmag	0.016	Prox	999	TYC	T	HIP
CCDM		RAdeg	266.29197194	DEdeg	51.94882611	EpRA 1990	1.41
EpDE 1990	1.65	E RAdeg	12.0	E DEdeg	10.5	Posflg
Corr	0.0

SAO

SAO	30551	DelFlag		RA1950		PmRA1950	-0.0011
DE1950		PmDE1950	0.015	Vmag	8.1	SpType	K2
Double code		Source	70	CatNum	24123	DM	BD+52 2097
DMcomp		BDsup		HD	161865	M HD	0
GC	24123	RA1950rad	4.64268641	DE1950rad	0.90699625	PmRA2000	-0.0004
PmDE2000	0.016

17452+5157 B

Coord arcsec 2000	174509.94+515701.0		Mag	11.9		PmRA	-19.00		PmDE	43.0
Calc delta mag	2.9		Calc coord	yes

17452+5157 C

Coord arcsec 2000	174447.57+515517.2	Coord calc	174447.57+515517.2	Mag	10.2	Spectral class	G5 (yellow)
PmRA	8.00	PmDE	13.0	Tycho2	3522-01395-1	HD	234484
Calc delta mag	1.2

Tycho2

Tycho2	3522-01395-1	Pflag		RAmdeg	266.19820491	DEmdeg	51.92145737
PmRA	6.4	PmDE	12.3	E RAmdeg	26	E DEmdeg	24
E pmRA	1.6	E pmDE	1.5	EpRAm	1988.00	EpDEm	1988.68
Num	5	Q RAmdeg	0.7	Q DEmdeg	1.3	Q pmRA	0.6
Q pmDE	1.3	BTmag	11.078	E BTmag	0.050	VTmag	10.200
E VTmag	0.034	Prox	87	TYC	T	HIP
CCDM		RAdeg	266.19818056	DEdeg	51.92142861	EpRA 1990	1.44
EpDE 1990	1.65	E RAdeg	26.6	E DEdeg	24.0	Posflg
Corr	0.0

17452+5157 D

Coord arcsec 2000	174447.05+515521.0		Mag	10.56		Spectral class	K8 (yellow-orange)		PmRA	-3.00
PmDE	-3.0		Tycho2	3522-01567-1		Calc delta mag	1.56		Calc coord	yes

Tycho2

Tycho2	3522-01567-1	Pflag		RAmdeg	266.19480516	DEmdeg	51.92262103
PmRA	-0.6	PmDE	-1.7	E RAmdeg	28	E DEmdeg	25
E pmRA	1.3	E pmDE	1.3	EpRAm	1983.42	EpDEm	1985.03
Num	8	Q RAmdeg	1.6	Q DEmdeg	1.6	Q pmRA	1.6
Q pmDE	1.6	BTmag	10.983	E BTmag	0.047	VTmag	10.556
E VTmag	0.044	Prox	87	TYC	T	HIP
CCDM		RAdeg	266.19480472	DEdeg	51.92262694	EpRA 1990	1.42
EpDE 1990	1.66	E RAdeg	29.7	E DEdeg	26.5	Posflg
Corr	0.0

17452+5157 E

Coord arcsec 2000	174443.91+515552.1		Mag	13.02		PmRA	10.00		PmDE	-33.0
Calc delta mag	4.02		Calc coord	yes