21247+3631 ES 2126 AB

21^h 24^m 42.86^s +36° 30' 30.1" P.A. 170.00 sep 4.1 mag 11.00,11.20

Coord 2000	21247+3631	Discov num	ES 2126	Comp	AB	Coord arcsec 2000	21 24 42.86 +36 30 30.1
Date first	1924	Date last	2015	Obs	6
Pa first	172	Pa last	170.2	P.A. Now (θ)	170.2°
Sep first	4.2	Sep last	4.105	Sep. Now (ρ)	4.105"
Mag pri	11.00	Mag sec	11.20	delta mag (ΔM)	0.2	Spectral class
Pri motion ra	-026	Sec motion ra	+001
Pri motion dec	+037	Sec motion dec	-008
Notes

rPM=1.16

This double is not physical.

21247+3631 SYSTEM COMPONENTS

Show	name	SAO	coord	wds_name	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show			21 24 43 +36 30 30	ES 2126 AB	2015	6	170	4.1	11.00	11.20	0.20		<===
Show			21 24 43 +36 30 30	WSI 23 AC	2015	8	84	9.0	11.00	12.20	1.20

Triple system
3 estimated visually detectable stars in this system

OTHER CATALOGS AND DESIGNATIONS

Constellation

Cygnus

Gaia DR2

1963620839705057408

WDS 21247+3631 ES 2126 AB : 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Es_1904a		MNRAS 64, 238, 1904 (data superceded by MNRAS 65, 710, 1905)	1905MNRAS..65..710E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)
WSI		(Washington Speckle Interferometer)
WSI1997	Su j	Douglass, G.G., Hindsley, R.B., & Worley, C.E.	1997ApJS..111..289D
WSI1997	+Ma	ApJS 111, 289, 1997
WSI1999a	Su j	Germain, M.E., Douglass, G.G., & Worley, C.E.	1999AJ....117.1905G
WSI1999a		AJ 117, 1905, 1999
WSI1999b	Su j	Germain, M.E., Douglass, G.G., & Worley, C.E.	1999AJ....117.2511G
WSI1999b		AJ 117, 2511, 1999
WSI1999c	Su j	Douglass, G.G., Mason, B.D., Germain, M.E., & Worley, C.E.	1999AJ....118.1395D
WSI1999c		AJ 118, 1395, 1999
WSI2000a	Su j	Douglass, G.G., Mason, B.D., Rafferty, T.J., Holdenried, E.R., & Germain, M.E.	2000AJ....119.3071M
WSI2000a		AJ 119, 3071, 2000
WSI2000b	Su j	Mason, B.D., Hartkopf, W.I., Holdenried, E.R., Rafferty, T.J., Wycoff, G.L.,	2000AJ....120.1120M
WSI2000b		Hennessy, G.S., Hall, D.M., Urban, S.E., et al.
WSI2000b		AJ 120, 1120, 2000
WSI2001a	Su j	Germain, M.E. & Douglass, G.G.	2001AJ....121.2239M
WSI2001a		AJ 121, 2239, 2001
WSI2001b	Su j	Mason, B.D., Hartkopf, W.I., Wycoff, G.L., Holdenried, E.R., Platais, I.,	2001AJ....122.1586M
WSI2001b		Rafferty, T.J., Hall, D.M., Hennessy, G.S., et al.
WSI2001b		AJ 122, 1586, 2001
WSI2002	Su j	Mason, B.D., Hartkopf, W.I., Urban, S.E., Wycoff, G.L., Pascu, D., Hall, D.M.,	2002AJ....124.2254M
WSI2002		Hennessy, G.S., Platais, I., et al.
WSI2002		AJ 124, 2254, 2002
WSI2004a	Su j	Mason, B.D., Hartkopf, W.I., Wycoff, G.L., Pascu, D., Urban, S.E., Hall, D.M.,	2004AJ....127..539M
WSI2004a	+orb	Hennessy, G.S., Rafferty, T.J., et al.
WSI2004a		AJ 127, 539, 2004
WSI2004b	Su j	Mason, B.D., Hartkopf, W.I., Wycoff, G.L., Rafferty, T.J., Urban, S., & Flagg, L.	2004AJ....128.3012M
WSI2004b	+orb	AJ 128, 3012, 2004
WSI2006a	Su j	Mason, B.D., Hartkopf, W.I., Wycoff, G.L., & Rafferty, T.J.	2006AJ....131.2687M
WSI2006a		AJ 131, 2687, 2006
WSI2006b	Su j	Mason, B.D., Hartkopf, W.I., Wycoff, G.L., & Holdenried, E.R.	2006AJ....132.2219M
WSI2006b	+orb	AJ 132, 2219, 2006
WSI2007a	Su j	Mason, B.D., Hartkopf, W.I., Wycoff, G.L., & Wieder, G.	2007AJ....134.1671M
WSI2007a	+Cu	AJ 134, 1671, 2007
WSI2008	Cu j	Mason, B.D., Hartkopf, W.I., & Wycoff, G.L.	2008AJ....136.2223M
WSI2008		AJ 136, 2223, 2008
WSI2010	Cu j	Mason, B.D., Hartkopf, W.I., & Wycoff, G.L.	2010AJ....140..480M
WSI2010		AJ 140, 480, 2010
WSI2011	Su j	Mason, B.D., Hartkopf, W.I., & Wycoff, G.L.	2011AJ....141..157M
WSI2011		AJ 141, 157, 2011
WSI2011b	Cu j	Mason, B.D., Hartkopf, W.I., & Wycoff, G.L.	2011AJ....142...46M
WSI2011b		AJ 142, 46, 2011
WSI2012	Cu j	Mason, B.D., Hartkopf, W.I., & Friedman, E.A.	2012AJ....143..124M
WSI2012	+lin	AJ 143, 124, 2012
WSI2013	Cu j	Mason, B.D., Hartkopf, W.I., & Hurowitz, H.M.	2013AJ....146...56M
WSI2013	+orb	AJ 146, 56, 2013
WSI2013	+lin
WSI2013b	Cu j	Hartkopf, W.I., Mason, B.D., Finch, C.T., Zacharias, N., Wycoff, G.L., & Hsu, D.	2013AJ....146...76H
WSI2013b	+Su	AJ 146, 76, 2013 (speckle measures in UCAC doubles paper UC_2013b)
WSI2015	Cu j	Hartkopf, W.I. & Mason, B.D.	2015AJ....150..130H
WSI2015	+orb	AJ 150, 136, 2015
WSI2015	+lin
WSI2017a	Cu j	Mason, B.D., Hartkopf, W.I., Bredthauer, G., Ferguson, E.W., Finch, C.T., Kilian,	2017AJ....153...20M
WSI2017a		C.M., Rafferty, T.J., Ragan, T.J. & Wieder, G.D.
WSI2017a		AJ 153, 20, 2017
WSI2017b	Su j	Mason, B.D. & Hartkopf, W.I.	2017AJ....154..183M
WSI2017b	+Cu	AJ 154, 183, 2017
WSI2017b	+E+
WSI2017b	+H+
WSI2017b	+Pa
WSI2017b	+Zc
WSI2018a	Su j	Mason, B.D., Hartkopf, W.I., Urban, S.E. & Josties, J.D.	2018AJ....156..240M
WSI2018a	+Cu	AJ 156, 240, 2018
WSI2018a	+E
WSI2021	Su j	Mason, B.D., Williams, S.J., Matson, R.A., Josties, J.D., Eakens, P.D., Justice,	2021AJ....162...53M
WSI2021	+Cu	M., Kilian, C.M. & Warner, R.
WSI2021		AJ 162, 53, 2021
WSI2025	Su j	Mason, B.D., et al.	...................
WSI2025		in preparation

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
21247+3631	ES 2126	AB	2003	4	172	4.1	11.00	11.20			212442.86+363030.1
21247+3631	ES 2126	AB	2015	6	170	4.1	11.00	11.20			212442.86+363030.1

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

WDS 21247+3631 ES 2126 AB : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 21247+3631 ES 2126 AB : MEASURES

No records found.

WDS 21247+3631 : 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 21247+3631 : ALADIN DSS IMAGE @ 21^h 24^m 42.86^s +36° 30' 30.1"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 21247+3631 ES 2126 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		21247+3631	ES 2126	AB	170	4.1
Show		21247+3631	WSI 23	AC	84	9.0
Show		21245+3632	ES 2125	AB	34	2.0	3
Show		21245+3632	SEI1512	AC	198	29.0	3
Show		21252+3629	CBL 93		56	12.9	7
Show		21235+3627	TDT2940		339	1.1	16
Show		21258+3640	S 790	AB	28	34.5	17
Show		21258+3640	S 790	AC	99	53.1	17
Show		21258+3640	FYM 124	CD	84	19.4	17
Show		21231+3647	ES 2124		263	7.6	24
Show		21244+3607	TDS1125		12	1.4	25
Show		21271+3627	SEI1517		80	16.3	30
Show		21252+3708	SEI1513		90	14.5	39
Show		21249+3711	TDS1126		314	1.9	41
Show		21215+3648	TDT2919		344	1.5	43
Show		21283+3640	CRB 142		46	25.7	45
Show		21264+3712	SEI1514		184	12.0	47
Show		21285+3636	ALI 443		298	4.3	47
Show		21238+3721	STFA 55	CD	183	12.8	49
Show		21238+3721	STFA 55	CE	320	17.7	49
Show		21215+3600	TDT2920		147	0.6	50
Show		21232+3543	ALI 218		264	12.2	52
Show		21238+3721	STFA 55	AB	304	364.1	52
Show		21238+3721	STFA 55	AC	154	178.3	52
Show		21238+3721	STFA 55	AF	201	22.8	52
Show		21295+3635	ES 2128	AB	304	7.2	55
Show		21295+3635	ES 2128	AC	101	24.9	55
Show		21294+3640	CRB 16		56	111.6	58
Show		21278+3715	SEI1518		143	15.5	58
Show		21296+3625	ES 258	AB	36	9.8	60
Show		21296+3625	ES 258	BC	10	19.7	60
Show		21215+3719	ROE 24	AB	168	10.3	61
Show		21215+3719	ROE 24	AD	266	81.7	61
Show		21215+3719	ROE 24	AC	266	68.7	61
Show		21215+3719	ROE 23	CD	261	13.1	62
Show		21261+3529	POP 49		205	4.8	65
Show		21268+3731	SEI1516	AB	335	3.9	66
Show		21268+3731	HEI9004	AC	275	25.5	66
Show		21268+3731	HEI9004	AD	335	109.8	66
Show		21196+3656	TDT2905		184	2.4	67
Show		21268+3731	COU1821	Da,Db	96	0.7	67
Show		21243+3740	WSI 7		44	0.1	70
Show		21219+3530	TDT2925		228	2.6	70
Show		21221+3734	ES 2517		115	5.3	71
Show		21241+3741	SEI1458		312	7.9	71
Show		21218+3528	TDT2923		79	1.4	72
Show		21221+3525	ES 2259		245	4.3	73
Show		21186+3624	CRB 140		18	12.5	75
Show		21305+3701	SEI1521	AB	225	2.9	76
Show		21305+3701	GII 102	Aa,Ab	306	0.4	76
Show		21300+3549	TDT2998		209	2.0	77

WDS 21247+3631 : COMPONENTS

	A	B
B	pa=172.1° sep=4.08"
C	pa=82.8° sep=7.24"	pa=53.2° sep=8.27"

21247+3631 A

Coord arcsec 2000

212442.86+363030.1

Mag

PmRA

-26.00

PmDE

37.0

CCDM

Ccdm	21247+3631	RComp		Comp	A	Note1
Note2		Discov num		DRAs	1.05	DDEs	-29.9
R dRAs	65	Year		Theta		Rho
Obs	2	Vmag	11.0	Sp		PmNote
PmRA		PmDE		Dm number		Cat1
Name2		Cat2		HD		M HD
ADS BDS	A14953	M ADS BDS		N IDS		IDS	21206N3605A
HIC

21247+3631 B

Coord arcsec 2000	212442.91+363026.1		Mag	11.2		PmRA	1.00		PmDE	-8.0
Calc delta mag	0.2		Calc coord	yes

CCDM

Ccdm	21247+3631	RComp		Comp	B	Note1
Note2		Discov num	ES 2126	DRAs		DDEs
R dRAs		Year	1924	Theta	172	Rho	4.2
Obs	1	Vmag	11.2	Sp		PmNote
PmRA		PmDE		Dm number		Cat1
Name2		Cat2		HD		M HD
ADS BDS	A14953	M ADS BDS		N IDS		IDS	21206N3605B
HIC

21247+3631 C

Coord arcsec 2000	212443.46+363031.0		Mag	12.2		PmRA	6.00		PmDE	-9.0
Calc delta mag	1.2		Calc coord	yes