20492+2911 TDT 2561

20^h 49^m 14.97^s +29° 11' 10.9" P.A. 5.00 sep 3.5 mag 11.48,12.33

Coord 2000	20492+2911	Discov num	TDT2561	Comp		Coord arcsec 2000	20 49 14.97 +29 11 10.9
Date first	1991	Date last	2019	Obs	2
Pa first	343	Pa last	5.1	P.A. Now (θ)	5.1°
Sep first	2.4	Sep last	3.54	Sep. Now (ρ)	3.54"
Mag pri	11.48	Mag sec	12.33	delta mag (ΔM)	0.85	Spectral class
Pri motion ra	-002	Sec motion ra	-002
Pri motion dec	+003	Sec motion dec	+003
Notes

Nature of this double is uncertain.

OTHER CATALOGS AND DESIGNATIONS

Constellation

Vulpecula

Tycho2

2183-01684-1

Gaia DR2

1858187471434895872

WDS 20492+2911 TDT 2561 : 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
20492+2911	TDT2561		1991	1	343	2.4	11.48	12.33			204914.97+291110.9
20492+2911	TDT2561		2019	2	5	3.5	11.48	12.33			204914.97+291110.9

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WDS 20492+2911 TDT 2561 : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 20492+2911 TDT 2561 : MEASURES

No records found.

WDS 20492+2911 : VIRTUAL EYEPIECE

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WDS 20492+2911 : ALADIN DSS IMAGE @ 20^h 49^m 14.97^s +29° 11' 10.9"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 20492+2911 TDT 2561 : 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		20492+2911	TDT2561		5	3.5
Show		20501+2923	BAG 28	AB	332	1.0	17
Show		20501+2923	HLA 29	AC	336	6.9	17
Show		20490+2932	BRT 51	AB	355	6.9	22
Show		20490+2932	BRT 51	AC	37	5.1	22
Show		20490+2932	BRT 51	BC	128	4.6	22
Show		20489+2939	TDT2559		176	0.5	28
Show		20494+2840	CBL 86		317	53.7	32
Show		20487+2943	TDT2556		280	0.8	33
Show		20522+2917	KU 129	AB	103	15.1	40
Show		20522+2917	KU 129	AC	39	46.1	40
Show		20483+2832	GRV 382		39	64.3	41
Show		20461+2916	MLB 711		39	6.2	43
Show		20463+2853	TDT2530		27	0.6	43
Show		20497+2825	MLB 534		134	5.3	47
Show		20493+2957	TDS1102		19	1.1	47
Show		20529+2920	BOW9002	AB	354	9.9	50
Show		20529+2920	DAM 295	AC	37	22.2	50
Show		20531+2909	STT 417	AB	27	0.9	51
Show		20531+2909	STT 417	AB,C	108	30.8	51
Show		20523+2839	BRT 52		87	8.8	52
Show		20496+2819	GRV 385		40	51.0	52
Show		20531+2856	MLB 535		2	7.1	53
Show		20483+3009	TDT2551		41	3.2	60
Show		20447+2857	TDT2514		130	1.8	61
Show		20519+3002	TDT2587		349	1.0	62
Show		20539+2856	GRV 392		3	33.8	64
Show		20445+2856	MLB 710		180	7.6	65
Show		20474+2808	BRT3363		159	4.0	68
Show		20475+3016	COU1176		45	0.4	69
Show		20448+2825	AG 411		20	2.9	75
Show		20506+3024	STT 415		234	3.7	76
Show		20435+2930	NSN 735		111	0.8	78
Show		20481+2753	ES 510	BC	229	8.9	79
Show		20481+2753	ES 510	AB	337	43.9	80
Show		20451+3014	ES 367		244	6.9	83
Show		20439+3005	TDS1097		357	0.9	89
Show		20556+2845	BRT 53		25	2.6	89
Show		20537+2803	HJ 1589		325	11.3	89
Show		20448+3022	AG 410		187	19.0	91
Show		20422+2852	MLB 664		172	4.7	95
Show		20523+3038	LDS6417		295	228.9	95
Show		20538+3029	J 3117		40	5.5	96
Show		20565+2910	MLB 485	AB	154	4.5	96
Show		20422+2939	COU1175		138	3.5	96
Show		20423+2837	HJ 1561		275	9.4	97
Show		20484+3049	TDT2552		124	2.3	98
Show		20486+2733	MLB 713		348	7.3	99
Show		20535+2751	MLB 572		298	1.7	99
Show		20463+2740	MLB 712	AB	43	8.5	99
Show		20463+2740	MLB 712	AC	126	24.1	99

WDS 20492+2911 : COMPONENTS

	A
B	pa=4.5° sep=3.54"

20492+2911 A

Componente originario normalizzato	AB		Coord arcsec 2000	204914.97+291110.9		Mag	11.48		PmRA	-2.00
PmDE	3.0		Tycho2	2183-01684-1

Tycho2

Tycho2	2183-01684-1	Pflag		RAmdeg	312.31236427	DEmdeg	29.18635578
PmRA	-2.0	PmDE	2.6	E RAmdeg	61	E DEmdeg	63
E pmRA	3.3	E pmDE	3.3	EpRAm	1988.17	EpDEm	1987.67
Num	2	Q RAmdeg		Q DEmdeg		Q pmRA
Q pmDE		BTmag	12.567	E BTmag	0.183	VTmag	11.526
E VTmag	0.094	Prox	999	TYC		HIP
CCDM		RAdeg	312.31236944	DEdeg	29.18634972	EpRA 1990	1.74
EpDE 1990	1.61	E RAdeg	61.9	E DEdeg	63.7	Posflg
Corr	0.2

20492+2911 B

Componente originario normalizzato	AB		Coord arcsec 2000	204914.99+291114.4		Mag	12.33		PmRA	-2.00
PmDE	3.0		Calc delta mag	0.85		Calc coord	yes