18007+5453 ES 640 (HD 234538)

18^h 00^m 42.85^s +54° 52' 38.1" P.A. 77.00 sep 8.4 mag 9.51,10.10 Sp F2

Coord 2000	18007+5453	Discov num	ES 640	Comp		Coord arcsec 2000	18 00 42.85 +54 52 38.1
Date first	1902	Date last	2018	Obs	19
Pa first	76	Pa last	76.7	P.A. Now (θ)	76.7°
Sep first	8.2	Sep last	8.402	Sep. Now (ρ)	8.402"
Mag pri	9.51	Mag sec	10.10	delta mag (ΔM)	0.59	Spectral class	F2 (yellow-white)
Pri motion ra	+001	Sec motion ra	+004
Pri motion dec	+011	Sec motion dec	+013
Notes

rPM=0.265 (< 0.3, Physical double)

This double is physical.

OTHER CATALOGS AND DESIGNATIONS

Name	HD 234538		Constellation	Draco		SAO	30694		Tycho2	3907-01537-1
Gaia DR2	2149760942740704384		HD	234538

WDS 18007+5453 ES 640 (HD 234538) : NOTES

No records found.

REFERENCES

refcode	metd	author	reference
Es_1901	Mb -	Espin, T.E.	1901AN....155..321E
Es_1901		AN 155, 321, 1901 (ES 1 - 39)
Es_1902a	Ma -	Espin, T.E.	1902AN....158..241E
Es_1902a	+Mb	AN 158, 241, 1902 (ES 40 - 112)
Es_1902b	Mb -	Espin, T.E.	1902MNRAS..62..528E
Es_1902b		MNRAS 62, 528, 1902
Es_1902c	Mb j	Espin, T.E.	1902MNRAS..62..402E
Es_1902c		MNRAS 62, 402, 1902
Es_1903	Mb -	Espin, T.E.	1903MNRAS..63..172E
Es_1903		MNRAS 63, 172, 1903 (ES 113 - 150)
Es_1904a	-	Espin, T.E.	1904MNRAS..64..238E
Es_1904a		MNRAS 64, 238, 1904 (data superceded by MNRAS 65, 710, 1905)	1905MNRAS..65..710E
Es_1904b	Mb -	Espin, T.E.	1904MNRAS..64..675E
Es_1904b		MNRAS 64, 675, 1904
Es_1905	Mb -	Espin, T.E.	1905MNRAS..65..710E
Es_1905		MNRAS 65, 710, 1905 (ES 151 - 221)
Es_1906a	Mb -	Espin, T.E.	1906MNRAS..66..141E
Es_1906a		MNRAS 66, 141, 1906 (ES 222 - 269)
Es_1906b	Mb -	Espin, T.E.	1906MNRAS..66..430E
Es_1906b		MNRAS 66, 430, 1906 (ES 270 - 311)
Es_1906C	Mb -	Espin, T.E.	1906QB821.B972.....
Es_1906C		cited in BDS (Burnham Double Star Cat.), 1906
Es_1906D	Mb -	Espin, T.E.	1906MmRAS..56....1L
Es_1906D		cited by Lewis (MemRAS 56, 1, 1906)
Es_1907a	Mb j	Espin, T.E.	1907MNRAS..67..190E
Es_1907a		MNRAS 67, 190, 1907 (ES 312 - 403)
Es_1907b	Mb -	Espin, T.E.	1907MNRAS..67..495E
Es_1907b		MNRAS 67, 495, 1907 (ES 404 - 442)
Es_1908a	Mb j	Espin, T.E.	1908MNRAS..68..202E
Es_1908a		MNRAS 68, 202, 1908 (ES 443 - 551)
Es_1908b	Mb -	Espin, T.E.	1908MNRAS..68..523E
Es_1908b		MNRAS 68, 523, 1908 (ES 552 - 609)
Es_1908c	-	Espin, T.E.	1908JRASC...2..248E
Es_1908c		JRASC 2, 248, 1908 (data also in MNRAS 69, 218, 1909)	1909MNRAS..69..218E
Es_1909a	Mb j	Espin, T.E.	1909MNRAS..69..218E
Es_1909a		MNRAS 69, 218, 1909 (ES 610 - 704)
Es_1909b	Mb j	Espin, T.E.	1909MNRAS..69..604E
Es_1909b		MNRAS 69, 604, 1909 (ES 705 - 743)
Es_1910a	Mb -	Espin, T.E.	1910MNRAS..70..237E
Es_1910a		MNRAS 70, 237, 1910 (ES 744 - 864)
Es_1910b	Mb -	Espin, T.E.	1910MNRAS..70..541E
Es_1910b		MNRAS 70, 541, 1910 (ES 865 - 927)
Es_1911	Mb -	Espin, T.E.	1911MNRAS..71..217E
Es_1911		MNRAS 71, 217, 1911 (ES 928 - 1051)
Es_1912	Mb -	Espin, T.E.	1912MNRAS..72..191E
Es_1912		MNRAS 72, 191, 1912 (ES 1052 - 1125)
Es_1913	Mb j	Espin, T.E.	1913MNRAS..73..162E
Es_1913		MNRAS 73, 162, 1913 (ES 1126 - 1191)
Es_1914	Mb j	Espin, T.E.	1914MNRAS..74..244E
Es_1914		MNRAS 74, 244, 1914 (ES 1192 - 1293)
Es_1915a	Mb -	Espin, T.E.	1915MNRAS..75..203E
Es_1915a		MNRAS 75, 203, 1915 (ES 1294 - 1356)
Es_1915b	Mb -	Espin, T.E.	1915MNRAS..75..555E
Es_1915b		MNRAS 75, 555, 1915 (ES 1357 - 1405)
Es_1915c	Mb -	Espin, T.E.	1915MNRAS..76..210E
Es_1915c		MNRAS 76, 210, 1915 (ES 1406 - 1479)
Es_1917	Mb -	Espin, T.E.	1917MNRAS..77..236E
Es_1917		MNRAS 77, 236, 1917 (ES 1480 - 1600)
Es_1918	Mb j	Espin, T.E.	1918MNRAS..78..189E
Es_1918		MNRAS 78, 189, 1918 (ES 1601 - 1705, MLB 1 - 35)
Es_1919	Mb -	Espin, T.E.	1919MNRAS..79..211E
Es_1919		MNRAS 79, 211, 1919 (ES 1706 - 1768, MLB 36 - 106)
Es_1920	Mb -	Espin, T.E.	1920MNRAS..80..329E
Es_1920		MNRAS 80, 329, 1920 (ES 1769 - 1805, MLB 107 - 149)
Es_1921	Mb j	Espin, T.E.	1921MNRAS..81..232E
Es_1921		MNRAS 81, 232, 1921 (ES 1806 - 1864, MLB 150 - 182)
Es_1922	Mb -	Espin, T.E.	1922MNRAS..82..187E
Es_1922		MNRAS 82, 187, 1922 (ES 1865 - 1933, MLB 183 - 241)
Es_1923	Mb -	Espin, T.E.	1923MNRAS..83..154E
Es_1923		MNRAS 83, 154, 1923 (ES 1934 - 2006, MLB 242 - 275)
Es_1924	Mb -	Espin, T.E.	1924MNRAS..84..162E
Es_1924		MNRAS 84, 162, 1924 (ES 2007 - 2078, MLB 276 - 322)
Es_1925a	Mb -	Espin, T.E.	1925MNRAS..85..276E
Es_1925a		MNRAS 85, 276, 1925 (ES 2079 - 2137, MLB 323 - 376)
Es_1925b	Mb -	Espin, T.E.	1925MNRAS..86...79E
Es_1925b		MNRAS 86, 79, 1925
Es_1926	Mb -	Espin, T.E.	1926MNRAS..86..131E
Es_1926		MNRAS 86, 131, 1926 (ES 2138 - 2209, MLB 377 - 440)
Es_1927	Mb -	Espin, T.E.	1927MNRAS..87..215E
Es_1927		MNRAS 87, 215, 1927 (ES 2210 - 2273, MLB 441 - 510)
Es_1928	Mb -	Espin, T.E.	1928MNRAS..88..185E
Es_1928		MNRAS 88, 185, 1928 (ES 2274 - 2328, MLB 511 - 551)
Es_1929	Mb -	Espin, T.E.	1929MNRAS..89..268E
Es_1929		MNRAS 89, 268, 1929 (ES 2329 - 2362, MLB 552 - 591)
Es_1930	Mb -	Espin, T.E.	1930MNRAS..90..317E
Es_1930		MNRAS 90, 317, 1930 (ES 2363 - 2400, MLB 592 - 630)
Es_1931	Mb -	Espin, T.E.	1931MNRAS..91..294E
Es_1931		MNRAS 91, 294, 1931 (ES 2401 - 2444, MLB 631 - 673)
Es_1932a	Mb -	Espin, T.E.	1932MNRAS..92..214E
Es_1932a		MNRAS 92, 214, 1932 (ES 2445 - 2543, MLB 674 - 732)
Es_1932B	Mb -	Espin, T.E.	1932QB821.A43......
Es_1932B		cited in ADS (Aitken Double Star Cat.), 1932
Es_1933	Mb -	Espin, T.E.	1933MNRAS..93..192E
Es_1933		MNRAS 93, 192, 1933 (ES 2544 - 2575, MLB 733 - 806)
Es_1937A	Mb -	Espin, T.E.	1937AnLei..18....1S
Es_1937A		cited by Strand (Ann. Sterrew. Leiden 18, 1937)

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
18007+5453	ES 640		2000	8	78	8.3	9.51	10.10	F2	D	180042.85+545238.1
18007+5453	ES 640		2011	9	77	8.4	9.51	10.10	F2	D	180042.85+545238.1
18007+5453	ES 640		2017	13	78	8.4	9.51	10.10	F2		180042.85+545238.1
18007+5453	ES 640		2018	15	77	8.4	9.51	10.10	F2		180042.85+545238.1

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

WDS 18007+5453 ES 640 (HD 234538) : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 18007+5453 ES 640 (HD 234538) : MEASURES

No records found.

WDS 18007+5453 (HD 234538) : VIRTUAL EYEPIECE

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

WDS 18007+5453 (HD 234538) : ALADIN DSS IMAGE @ 18^h 00^m 42.85^s +54° 52' 38.1"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 18007+5453 ES 640 (HD 234538) : 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		18007+5453	ES 640		77	8.4	1
Show		17598+5416	ES 780		124	4.0	38
Show		18048+5435	ES 641		64	2.1	41
Show		17556+5458	CVR 866		359	11.8	45
Show		17585+5359	KPP 697		94	6.2	57
Show		18026+5358	ES 781		281	4.3	58
Show		18027+5552	ES 79	AB	56	6.3	62
Show		18027+5552	ES 79	AC	93	24.6	62
Show		18075+5514	STI2369		188	15.4	63
Show		18064+5408	UC 3494		285	22.6	67
Show		18053+5550	SLE 137		171	9.3	70
Show		18048+5344	HDS2546		236	0.6	78
Show		17543+5357	A 1885		81	0.4	79
Show		17554+5558	HJL1097		49	351.6	80
Show		18106+5512	STI2370		295	5.4	87
Show		17511+5523	HO 71		226	3.8	90
Show		18029+5626	STF2278	DS	213	6.7	92
Show		18005+5624	SZM 1		87	20.4	92
Show		18029+5626	STF2278	AB	31	35.1	95
Show		18029+5626	STF2278	AD	189	197.9	95
Show		18029+5626	SLE 128	AE	279	46.4	95
Show		18029+5626	SLE 128	AF	278	85.2	95
Show		18029+5626	SLE 128	AG	250	127.2	95
Show		18029+5626	STF2278	AC	38	33.6	95
Show		18029+5626	STF2278	BC	146	6.0	96
Show		18077+5608	SLE 140		166	6.8	97
Show		18000+5316	A 1886		339	4.7	97
Show		17562+5621	LDS4768		55	24.1	98
Show		17504+5414	OL 89		173	0.8	98
Show		18051+5322	TOK 614		83	999.9	99
Show		17521+5344	TOI1261		317	1.7	103
Show		18027+5312	TDT 650		125	1.1	103
Show		18127+5446	MLR 585		335	0.4	104
Show		17571+5313	TDT 595		77	0.5	105
Show		18025+5638	LDS4772		346	9.9	107
Show		17599+5304	HO 563	AB	184	0.7	110
Show		17599+5304	HO 563	AC	243	69.8	110
Show		18097+5329	BEM 31		306	11.8	115
Show		18077+5632	SLE 139		333	6.6	116
Show		17469+5503	UC 3403		93	12.1	120
Show		18127+5557	ES 643		49	3.9	121
Show		18003+5251	STF2271	AB	267	3.5	122
Show		18003+5251	STF2271	AC	17	160.8	122
Show		18111+5330	AG 217		238	14.4	124
Show		18091+5314	FMR 139		149	22.2	124
Show		18091+5312	MLR 584		177	2.7	124
Show		18116+5329	VBS 27		27	21.9	127
Show		17461+5526	UC 3400		151	7.4	130
Show		18004+5704	STI2364		299	16.8	132
Show	Grumium	17535+5652	LDS1457		290	315.7	135
Show		18138+5341	ES 645		84	3.1	135

WDS 18007+5453 : COMPONENTS

	A
B	pa=67.7° sep=5.09"

18007+5453 A

Componente originario normalizzato	AB	Name	HD 234538	Coord arcsec 2000	180042.85+545238.1	Mag	9.51
Spectral class	F2 (yellow-white)	PmRA	1.00	PmDE	11.0	SAO	30694
Tycho2	3907-01537-1	HD	234538	DM	BD+54 1931

Tycho2

Tycho2	3907-01537-1	Pflag		RAmdeg	270.17857084	DEmdeg	54.87726323
PmRA	1.8	PmDE	9.9	E RAmdeg	14	E DEmdeg	12
E pmRA	1.3	E pmDE	1.3	EpRAm	1989.51	EpDEm	1990.38
Num	8	Q RAmdeg	1.1	Q DEmdeg	1.1	Q pmRA	1.2
Q pmDE	1.2	BTmag	9.920	E BTmag	0.025	VTmag	9.514
E VTmag	0.021	Prox	999	TYC	T	HIP
CCDM		RAdeg	270.17856333	DEdeg	54.87724000	EpRA 1990	1.50
EpDE 1990	1.66	E RAdeg	13.7	E DEdeg	11.9	Posflg
Corr	0.0

SAO

SAO	30694	DelFlag		RA1950		PmRA1950	0.002
DE1950		PmDE1950	0.024	Vmag	9	SpType	F2
Double code		Source	37	CatNum	5429	DM	BD+54 1931
DMcomp		BDsup		HD	234538	M HD	0
GC		RA1950rad	4.7112295	DE1950rad	0.9577826	PmRA2000	0.0027
PmDE2000	0.025

CCDM

Ccdm	18007+5453	RComp		Comp	A	Note1
Note2		Discov num		DRAs	1.05	DDEs	-24.1
R dRAs	12	Year		Theta		Rho
Obs	2	Vmag	9.8	Sp	F2	PmNote
PmRA	54	PmDE	-33	Dm number	+54 1931	Cat1	BD
Name2	+54 1121	Cat2	AGK2/3	HD	234538	M HD
ADS BDS	A10996	M ADS BDS		N IDS		IDS	17588N5453A
HIC

18007+5453 B

Componente originario normalizzato	AB		Coord arcsec 2000	180043.40+545240.0		Mag	10.1		PmRA	4.00
PmDE	13.0		Calc delta mag	0.59		Calc coord	yes

CCDM

Ccdm	18007+5453	RComp		Comp	B	Note1
Note2		Discov num	ES 640	DRAs		DDEs
R dRAs		Year	1902	Theta	077	Rho	8.1
Obs	4	Vmag	10.4	Sp		PmNote
PmRA		PmDE		Dm number		Cat1
Name2		Cat2		HD		M HD
ADS BDS	A10996	M ADS BDS		N IDS		IDS	17588N5453B
HIC