21552+4700 TDT 3240

21^h 55^m 11.83^s +47° 00' 05.9" P.A. 7.00 sep 1.7 mag 11.66,12.10

Coord 2000	21552+4700	Discov num	TDT3240	Comp		Coord arcsec 2000	21 55 11.83 +47 00 05.9
Date first	1991	Date last	1991	Obs	1
Pa first	7	Pa last	6.7	P.A. Now (θ)	6.7°
Sep first	1.7	Sep last	1.74	Sep. Now (ρ)	1.74"
Mag pri	11.66	Mag sec	12.10	delta mag (ΔM)	0.44	Spectral class
Pri motion ra	+001	Sec motion ra
Pri motion dec	-002	Sec motion dec
Notes	X (Dubious double)

Nature of this double is uncertain.

OTHER CATALOGS AND DESIGNATIONS

Constellation

Cygnus

Tycho2

3608-01949-1

Gaia DR2

1975978083383331200

WDS 21552+4700 TDT 3240 : NOTES

No records found.

REFERENCES

No records found.

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
21552+4700	TDT3240		1991	1	7	1.7	11.66	12.10			215511.83+470005.9

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WDS 21552+4700 TDT 3240 : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 21552+4700 TDT 3240 : MEASURES

No records found.

WDS 21552+4700 : VIRTUAL EYEPIECE

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WDS 21552+4700 : ALADIN DSS IMAGE @ 21^h 55^m 11.83^s +47° 00' 05.9"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 21552+4700 TDT 3240 : NEIGHBORHOODS

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

Show	name	coord_2000	discov#	comp	pa	sep	dist(')
Show		21552+4700	TDT3240		7	1.7
Show		21555+4703	HJ 1705		82	7.4	5
Show		21549+4651	DAM 299		309	6.8	10
Show		21545+4650	ES 2714		24	2.7	12
Show		21543+4652	DAM 298		188	3.8	12
Show		21535+4716	COU2320		190	1.1	24
Show		21526+4714	LI 7	AB	40	4.7	31
Show		21526+4714	LI 7	AC	207	6.0	31
Show		21547+4730	A 890		236	1.5	31
Show		21515+4706	HJ 1701		210	14.5	38
Show		21511+4711	A 774		14	0.6	44
Show		21580+4627	COU2236		194	0.3	44
Show		21532+4619	SLN 43		205	26.1	47
Show		21556+4605	TDT3245		263	0.5	56
Show		21588+4619	UC 267		246	17.2	56
Show		22008+4717	WAK 7	CD	142	5.2	59
Show		22008+4717	WAK 6	AB	238	13.1	59
Show		22007+4722	COU2447		125	0.3	60
Show		21492+4702	COU2317	AB	111	0.3	61
Show		21492+4702	COU2317	AC	141	21.2	61
Show		21495+4716	HJ 1698		321	7.7	61
Show		21589+4748	ES 1176	BC	270	6.8	61
Show		21589+4748	ES 1176	AB	141	33.2	61
Show		21598+4746	TDS1151		216	0.9	66
Show		21593+4606	COU2138		303	0.1	69
Show		21500+4615	KPP 870		24	7.3	70
Show		21548+4548	COU2137	Aa,Ab	227	0.2	73
Show		21548+4548	STF2846	AB	266	3.6	73
Show		21548+4548	STF2846	AC	155	33.2	73
Show		22013+4621	HJ 1714		251	17.2	75
Show		21586+4806	TDT3269		120	0.6	75
Show		22002+4756	A 778	AB	220	0.3	76
Show		22002+4756	A 778	AB,C	222	7.1	76
Show		22025+4714	ES 528		148	3.2	76
Show		21590+4807	COU2446		55	0.4	77
Show		21575+4816	ES 682		134	6.2	80
Show		22029+4717	A 781		197	2.6	81
Show		21514+4811	TDT3198		335	0.6	81
Show		21571+4540	COU2235		94	0.3	83
Show		21473+4644	SRW 11	AB	28	28.9	83
Show		21473+4644	SRW 11	AC	341	26.3	83
Show		22033+4646	ES 529		72	5.5	84
Show		21531+4826	COU2319	AB	59	0.8	89
Show		21531+4826	GII 87	AC	31	6.2	89
Show		21531+4826	COU2319	AD	88	2.4	89
Show		21466+4713	HJ 1692		231	9.0	90
Show		21564+4829	TVB 14		128	13.3	90
Show		21509+4542	KPP4249		74	2.0	90
Show		22002+4545	A 777		82	2.3	92
Show		21477+4759	COU2316	AB	185	0.7	96
Show		21477+4759	GII 294	Aa,Ab	113	0.1	96

WDS 21552+4700 : COMPONENTS

	A
B	pa=4.6° sep=1.73"

21552+4700 A

Componente originario normalizzato	AB		Coord arcsec 2000	215511.83+470005.9		Mag	11.66		PmRA	1.00
PmDE	-2.0

21552+4700 B

Componente originario normalizzato	AB		Coord arcsec 2000	215511.84+470007.6		Mag	12.1		Calc delta mag	0.44
Calc coord	yes