21273+2917 TDT 2976

21^h 27^m 17.86^s +29° 16' 56.9" P.A. 275.00 sep 0.6 mag 10.89,11.03

Coord 2000	21273+2917	Discov num	TDT2976	Comp		Coord arcsec 2000	21 27 17.86 +29 16 56.9
Date first	1991	Date last	1991	Obs	1
Pa first	275	Pa last	275.2	P.A. Now (θ)	275.2°
Sep first	0.6	Sep last	0.55	Sep. Now (ρ)	0.55"
Mag pri	10.89	Mag sec	11.03	delta mag (ΔM)	0.14	Spectral class
Pri motion ra	+018	Sec motion ra	+018
Pri motion dec	+013	Sec motion dec	+013
Notes

Nature of this double is uncertain.

OTHER CATALOGS AND DESIGNATIONS

Constellation

Cygnus

Tycho2

2199-01547-1

Gaia DR2

1849934739005569408

WDS 21273+2917 TDT 2976 : 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
21273+2917	TDT2976		1991	1	275	0.6	10.89	11.03			212717.86+291656.9

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WDS 21273+2917 TDT 2976 : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 21273+2917 TDT 2976 : MEASURES

No records found.

WDS 21273+2917 : VIRTUAL EYEPIECE

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WDS 21273+2917 : ALADIN DSS IMAGE @ 21^h 27^m 17.86^s +29° 16' 56.9"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 21273+2917 TDT 2976 : 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		21273+2917	TDT2976		275	0.6
Show		21259+2935	TDT2959		99	0.5	26
Show		21253+2928	COU 940		263	0.3	28
Show		21301+2946	GRV 471		306	21.0	48
Show		21256+2957	J 3139		331	6.7	48
Show		21289+3002	MLB 668		240	4.8	51
Show		21231+2902	RAO 454		9	0.4	57
Show		21230+2858	STF2792	AB	331	7.4	59
Show		21230+2858	STF2792	AC	161	22.8	59
Show		21224+2927	COU1041		90	1.3	65
Show		21263+2814	CVR 902		340	16.2	65
Show		21223+2906	COU 532		45	0.4	66
Show		21245+3015	A 1219	AB	312	1.5	69
Show		21327+2930	ES 517		240	2.5	73
Show		21235+3012	UC 260	AB	243	33.4	74
Show		21327+2954	HEI 190		81	1.8	80
Show		21266+2757	TDT2968		10	0.6	81
Show		21331+2958	LOS 5	BC	70	4.1	86
Show		21331+2958	J 3141	AB	313	6.8	86
Show		21331+2958	LOS 5	AC	350	6.1	86
Show		21228+3026	RAO 453		291	0.3	89
Show		21320+2814	TDT3012		210	2.1	89
Show		21243+2756	GRV 462		65	31.1	90
Show		21318+3026	TDT3010		331	0.6	91
Show		21226+2814	J 2342		214	6.1	92
Show		21268+3050	A 1221		74	1.2	93
Show		21332+3015	ES 379		300	9.0	97
Show		21294+3049	ES 2442		251	6.7	98
Show		21346+2856	J 2352		247	6.4	100
Show		21301+3050	COU 941		300	0.1	101
Show		21277+2737	LSC 130		83	0.4	101
Show		21319+3044	UC 4485		24	25.4	107
Show		21291+3102	BRT 288		96	4.8	109
Show		21356+2918	GRV 481		184	64.0	110
Show		21197+2823	LDS4879		88	258.8	114
Show		21214+2755	HJ 1636		185	7.4	114
Show		21348+3016	ES 380	AB	49	16.2	115
Show		21348+3016	ES 380	AC	106	61.5	115
Show		21331+2751	UC 4494		264	26.9	115
Show		21348+3016	ES 380	CD	312	2.9	115
Show		21342+2804	NSN 66	AB	275	4.0	117
Show		21212+3044	TDT2914		17	2.0	118
Show		21363+2917	BRT 56		306	3.2	118
Show		21201+2809	J 196		254	3.4	118
Show		21307+3107	J 2351		347	4.7	118
Show		21222+3056	ES 376		221	9.2	120
Show		21355+3012	UC 4502		264	46.1	121
Show		21353+3020	MLB 718		307	8.1	122
Show		21301+2719	TDT2999		355	0.9	124
Show		21353+2812	CHR 103		110	0.2	124
Show		21230+2726	COU 533		289	0.7	125

WDS 21273+2917 : COMPONENTS

	A
B	pa=276.0° sep=0.48"

21273+2917 A

Componente originario normalizzato	AB		Coord arcsec 2000	212717.86+291656.9		Mag	10.89		PmRA	18.00
PmDE	13.0		Tycho2	2199-01547-1

Tycho2

Tycho2	2199-01547-1	Pflag		RAmdeg	321.82436612	DEmdeg	29.28248799
PmRA	18.4	PmDE	13.3	E RAmdeg	26	E DEmdeg	32
E pmRA	1.8	E pmDE	1.8	EpRAm	1989.67	EpDEm	1988.15
Num	4	Q RAmdeg	1.3	Q DEmdeg	0.8	Q pmRA	1.3
Q pmDE	0.8	BTmag	11.931	E BTmag	0.089	VTmag	10.299
E VTmag	0.035	Prox	999	TYC	T	HIP
CCDM		RAdeg	321.82431750	DEdeg	29.28245694	EpRA 1990	1.75
EpDE 1990	1.58	E RAdeg	25.9	E DEdeg	33.0	Posflg
Corr	-0.1

21273+2917 B

Componente originario normalizzato	AB		Coord arcsec 2000	212717.82+291656.9		Mag	11.03		PmRA	18.00
PmDE	13.0		Calc delta mag	0.14		Calc coord	yes