21173+5011 TDT 2885

21^h 17^m 16.30^s +50° 10' 38.9" P.A. 13.00 sep 1.5 mag 11.22,11.82

Coord 2000	21173+5011	Discov num	TDT2885	Comp		Coord arcsec 2000	21 17 16.30 +50 10 38.9
Date first	1991	Date last	1991	Obs	1
Pa first	13	Pa last	12.8	P.A. Now (θ)	12.8°
Sep first	1.5	Sep last	1.45	Sep. Now (ρ)	1.45"
Mag pri	11.22	Mag sec	11.82	delta mag (ΔM)	0.6	Spectral class
Pri motion ra	-001	Sec motion ra
Pri motion dec	-002	Sec motion dec
Notes

Nature of this double is uncertain.

OTHER CATALOGS AND DESIGNATIONS

Constellation

Cygnus

Tycho2

3597-00860-1

Gaia DR2

2165930124522669440

WDS 21173+5011 TDT 2885 : 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
21173+5011	TDT2885		1991	1	13	1.5	11.22	11.82			211716.30+501038.9

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WDS 21173+5011 TDT 2885 : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 21173+5011 TDT 2885 : MEASURES

No records found.

WDS 21173+5011 : VIRTUAL EYEPIECE

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WDS 21173+5011 : ALADIN DSS IMAGE @ 21^h 17^m 16.30^s +50° 10' 38.9"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 21173+5011 TDT 2885 : 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		21173+5011	TDT2885		13	1.5
Show		21182+4956	HU 692		259	0.4	18
Show		21144+5015	SKF 393		206	44.7	29
Show		21190+5039	ES 1004		221	7.6	33
Show		21148+4946	COU2653		66	0.3	35
Show		21183+4934	COU2654		227	1.1	38
Show		21212+5001	KPP4235	AB	90	2.8	39
Show		21195+5048	ES 1005	BC	126	2.3	44
Show		21195+5048	ES 1005	AB	145	11.5	44
Show		21142+4930	ES 819		203	5.0	51
Show		21203+4921	BU 839	AC	200	22.5	58
Show		21203+4921	BU 839	AB	207	14.5	58
Show		21203+4921	BU 839	CB	7	8.1	58
Show		21207+4923	ES 820	AB	60	35.5	59
Show		21207+4923	ES 820	BC	293	3.7	59
Show		21196+4913	YR 29		124	0.2	62
Show		21235+5031	HLD 44		258	2.1	64
Show		21225+4929	HDS3043		113	0.2	66
Show		21152+5117	HJ 1631		16	49.4	70
Show		21248+5015	HJ 1645		36	8.1	73
Show		21246+5033	TDT2947		262	0.7	74
Show		21238+4926	HJ 1643		23	27.7	78
Show		21077+5019	ROE 90		48	10.1	78
Show		21127+4900	COU2652		339	0.7	84
Show		21260+4950	HDS3051		213	0.2	87
Show		21249+4919	ES 2710		157	20.1	91
Show		21081+5046	TDT2775		183	3.4	95
Show		21223+5132	CVR 241		156	75.0	95
Show		21100+4908	FMR 233		255	8.7	95
Show		21252+5110	CBL 92		342	9.1	96
Show		21170+5146	DBR 293		199	5.5	96
Show		21254+5108	SKF2530		101	8.1	97
Show		21117+4849	COU2651		13	0.9	99
Show		21100+4901	HDS3016		25	0.3	100
Show		21157+4832	HDS3024		328	0.3	100
Show		21119+4845	STJ 110		114	1.3	101
Show		21199+5150	STJ 116		53	1.4	103
Show		21265+4917	ES 823		280	11.1	105
Show		21119+4838	HJ 1624		190	6.2	107
Show		21264+4911	ES 822		24	1.4	107
Show		21084+5118	COU2693		132	0.6	108
Show		21279+4938	KPP2392		33	20.6	108
Show		21260+4905	ES 821		276	7.0	109
Show		21287+4952	STF2800		254	9.1	112
Show		21231+4831	HDS3045		63	0.1	115
Show		21053+5025	TDT2730		140	1.6	116
Show		21296+5010	KPP 877		16	7.4	118
Show		21129+4820	HJ 1625		71	11.8	120
Show		21077+4851	ES 818	BC	137	2.2	122
Show		21077+4851	ES 818	AB	39	48.6	123
Show		21046+5028	ES 96		253	8.2	123

WDS 21173+5011 : COMPONENTS

	A
B	pa=8.3° sep=1.43"

21173+5011 A

Componente originario normalizzato	AB		Coord arcsec 2000	211716.30+501038.9		Mag	11.22		PmRA	-1.00
PmDE	-2.0

21173+5011 B

Componente originario normalizzato	AB		Coord arcsec 2000	211716.32+501040.3		Mag	11.82		Calc delta mag	0.6
Calc coord	yes