21530+4121 GRV 516

21^h 53^m 05.28^s +41° 21' 20.0" P.A. 151.00 sep 14.3 mag 10.00,11.70 Sp F0

Coord 2000	21530+4121	Discov num	GRV 516	Comp		Coord arcsec 2000	21 53 05.28 +41 21 20.0
Date first	1895	Date last	2016	Obs	13
Pa first	152	Pa last	150.9	P.A. Now (θ)	150.9°
Sep first	14.4	Sep last	14.346	Sep. Now (ρ)	14.346"
Mag pri	10.00	Mag sec	11.70	delta mag (ΔM)	1.7	Spectral class	F0 (yellow-white)
Pri motion ra	+040	Sec motion ra	+038
Pri motion dec	+009	Sec motion dec	+010
Notes	V (Proper motion indicates physical)

rPM=0.055 (< 0.3, Physical double)

This double is physical.

OTHER CATALOGS AND DESIGNATIONS

Constellation

Cygnus

Tycho2

3193-01282-1

Gaia DR2

1960352373891155456

WDS 21530+4121 GRV 516 : NOTES

No records found.

REFERENCES

refcode	metd	author	reference
Grv2004	Eu -	Greaves, J.	2004MNRAS.355..585G
Grv2004		MNRAS 355, 585, 2004
Grv2005a	Es -	Greaves, J.	...................
Grv2005a	+C	Webb Soc., Double Star Circ. 13, 2005 (GRV 973 - 1147)
Grv2005a		(Note: RA for all WDS designations inadvertently truncated to integer minute)
Grv2005b	Pa -	Greaves, J.	...................
Grv2005b		private communication
Grv2005c	C -	Greaves, J.	2005JDSO....1...41G
Grv2005c		JDSO 1, 41, 2005
Grv2006	-	Greaves, J.	...................
Grv2006		private communication, 2006
Grv2006		(measures done using LSPM-north, see Vizier On-line Data Catalog I/298;
Grv2006		Lepine & Shara 2005)
Grv2006b	Es -	Greaves, J.	...................
Grv2006b		private Communication, 2006
Grv2006b		(Reduction of SDSS data. Calculated position is to J2000, but actual observation
Grv2006b		epoch is unknown and proper motion may or may not have been applied.)
Grv2006c	Ey -	Greaves, J.	...................
Grv2006c		private Communication, 2006
Grv2006c		(Reduction of SPM3.3 data. Calculated position is to 1991.25, but actual
Grv2006c		observation epoch is unknown and proper motion may or may not have been applied.)
Grv2008	Es -	Greaves, J.	...................
Grv2008		Webb Soc., Double Star Circ. 16, 2008
Grv2011	C -	Greaves, J.	...................
Grv2011		Webb Soc., Double Star Circ. 19, 2011
Grv2011		These carry a discovery designation of SPM and come from the SPM4 Catalog	2011AJ....142...15G
Grv2019a	Hg u	Greaves, J.	2019JDSO...15...59G
Grv2019a		JDSO 15, 59, 2019
Grv2019b	Hg u	Greaves, J.	2019JDSO...15...77G
Grv2019b		JDSO 15, 59, 2019
Grv2019c	Hg u	Greaves, J.	...................
Grv2019c		private communication, 2019 (17 April 2019 email)
Grv2019d	Hg -	Greaves, J.	.
Grv2019d		private communication, 2019 (4 Nov 2019 email)
Grv2020a	not -	Greaves, J.	.
Grv2020a		private communication, 2020 (14 Mar 2020 email)
Grv2020b	Hg j	Greaves, J.	.
Grv2020b		Webb Soc., Double Star Circ. 28, 23, 2020
Grv2020c	Hg j	Greaves, J.	.
Grv2020c		Webb Soc., Double Star Circ. 28, 35, 2020
Grv2020d	Hg j	Greaves, J.	.
Grv2020d		Webb Soc., Double Star Circ. 28, 39, 2020
Grv2020e	Hg u	Greaves, J.	2020JDSO...16..317G
Grv2020e		JDSO 16, 317, 2020
Grv2020f	Hg	Greaves, J.	2020JDSO...16..362G
Grv2020f		JDSO 16, 362, 2020
Grv2020g	Hg -	Greaves, J.	.
Grv2020g		private communication, 2020 (29 Nov 2020 email)
Grv2020h	Hg -	Greaves, J.	.
Grv2020h		private communication, 2020 (10 Dec 2020 email)
Grv2020i	Hg -	Greaves, J.	.
Grv2020i		private communication, 2020 (12 Dec 2020 email)
Grv2020j	Hg -	Greaves, J.	.
Grv2020j		private communication, 2020 (21 Dec 2020 email)
Grv2021a	not -	Greaves, J.	.
Grv2021a		private communication, 2021 (18 Feb 2021 email)
Grv2021b	not -	Greaves, J.	.
Grv2021b		private communication, 2021 (23 Feb 2021 email)
Grv2021c	Hg+ -	Greaves, J., Rica Romero, F.M. & Otero, S.	2021JDSO...17..137G
Grv2021c	+orb	JDSO 17, 137, 2021
Grv2021d	Hg -	Greaves, J.	.
Grv2021d		private communication, 2021 (23 Aug 2021 email)
Grv2021e	Hg -	Greaves, J.	.
Grv2021e		private communication, 2021 (24 Aug 2021 email)
Grv2022	Hg j	Greaves, J. .
Grv2022		Webb Soc., Double Star Circ. 30, 27, 2022
Grv2023a	Hg -	Greaves, J.	.
Grv2023a		private communication, 2023 (15 Feb 2023 email)

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
21530+4121	GRV 516		2000	5	152	14.3	10.00	11.70		D	215305.28+412120.0
21530+4121	GRV 516		2002	6	152	14.3	10.00	11.70		D	215305.28+412120.0
21530+4121	GRV 516		2010	6	152	14.0	10.00	11.70	F0		215305.28+412120.0
21530+4121	GRV 516		2016	7	152	14.3	10.00	11.70	F0		215305.28+412120.0

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

WDS 21530+4121 GRV 516 : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 21530+4121 GRV 516 : MEASURES

No records found.

WDS 21530+4121 : VIRTUAL EYEPIECE

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

WDS 21530+4121 : ALADIN DSS IMAGE @ 21^h 53^m 05.28^s +41° 21' 20.0"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 21530+4121 GRV 516 : 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		21530+4121	GRV 516		151	14.3
Show		21540+4125	TDT3223		123	0.9	12
Show		21518+4128	KPP4253		269	4.3	17
Show		21532+4141	DAM 241		311	8.0	21
Show		21533+4144	J 3152		238	4.6	23
Show		21552+4110	TDT3242		200	2.3	26
Show		21505+4135	TDS1149		285	0.7	33
Show		21545+4052	TDT3230		222	2.0	34
Show		21556+4059	LDS5937		141	6.3	37
Show		21512+4050	GRV 515		313	28.2	38
Show		21538+4041	COU1980		247	1.5	42
Show		21494+4058	TDT3178		251	0.6	48
Show		21511+4209	COU1822	AB	19	0.2	53
Show		21523+4025	ES 261		165	5.1	56
Show		21519+4221	JOD 22	BF	48	2.1	61
Show		21519+4221	HO 172	AB	82	10.7	61
Show		21519+4221	HO 172	AC	40	89.7	61
Show		21519+4221	HO 172	AD	61	480.9	61
Show		21519+4221	FYM 113	AE	20	64.4	61
Show		21498+4033	TDT3183		55	0.8	61
Show		21518+4022	TDT3199		341	3.9	62
Show		21574+4042	ES 1694		66	1.7	64
Show		21589+4109	TDT3272		9	1.2	67
Show		21506+4017	SEI1539		260	27.0	71
Show		21473+4148	A 404	AB	100	3.8	71
Show		21473+4148	A 404	AC	294	14.0	71
Show		21592+4102	OSO 164	AB	15	11.9	72
Show		21592+4102	OSO 164	AC	178	16.1	72
Show		21592+4102	OSO 164	AD	95	18.4	72
Show		21552+4229	TDT3241		308	0.7	72
Show		21592+4158	A 406	AB	4	33.8	78
Show		21592+4158	A 406	AD	116	22.6	78
Show		21592+4158	A 406	BC	299	1.8	79
Show		21599+4134	BVD 272		318	11.6	79
Show		21478+4212	TDT3158		230	2.7	79
Show		21583+4216	TDT3265		147	0.4	80
Show		21461+4143	TDT3148		18	0.4	82
Show		21556+4241	KPP4258		257	28.6	85
Show		21456+4110	TDT3144		193	2.2	86
Show		21593+4211	BRT1156		103	3.6	86
Show		21542+3953	HJ 1703		82	8.9	90
Show		21599+4035	TDT3282		181	0.7	91
Show		21491+4242	ARG 95		338	23.1	92
Show		21576+4004	SEI1546		212	29.0	93
Show		21456+4202	TDT3143		34	0.5	94
Show		21539+4256	ES 1461		352	6.1	97
Show		21458+4029	ES 1693		34	7.4	98
Show		22012+4044	GRV 532		56	19.6	100
Show		22020+4118	STJ 87		337	1.1	101
Show		21505+3944	ES 211	AB	197	2.5	102
Show		21505+3944	ES 211	AC	178	10.1	102

WDS 21530+4121 : COMPONENTS

	A
B	pa=157.3° sep=13.59"

21530+4121 A

Componente originario normalizzato	AB		Coord arcsec 2000	215305.28+412120.0		Mag	10		Spectral class	F0 (yellow-white)
PmRA	40.00		PmDE	9.0		Tycho2	3193-01282-1

Tycho2

Tycho2	3193-01282-1	Pflag		RAmdeg	328.27198097	DEmdeg	41.35556909
PmRA	38.1	PmDE	11.9	E RAmdeg	15	E DEmdeg	15
E pmRA	1.2	E pmDE	1.2	EpRAm	1988.81	EpDEm	1989.04
Num	7	Q RAmdeg	1.0	Q DEmdeg	1.3	Q pmRA	1.0
Q pmDE	1.2	BTmag	10.469	E BTmag	0.028	VTmag	9.999
E VTmag	0.025	Prox	143	TYC	T	HIP
CCDM		RAdeg	328.27185889	DEdeg	41.35554306	EpRA 1990	1.57
EpDE 1990	1.66	E RAdeg	16.3	E DEdeg	15.5	Posflg
Corr	0.1

21530+4121 B

Componente originario normalizzato	AB		Coord arcsec 2000	215305.75+412107.5		Mag	11.7		PmRA	38.00
PmDE	10.0		Tycho2	3193-02336-1		Calc delta mag	1.7		Calc coord	yes

Tycho2

Tycho2	3193-02336-1	Pflag		RAmdeg	328.27446014	DEmdeg	41.35207016
PmRA	37.4	PmDE	9.4	E RAmdeg	64	E DEmdeg	59
E pmRA	2.0	E pmDE	1.8	EpRAm	1978.97	EpDEm	1979.23
Num	3	Q RAmdeg	0.7	Q DEmdeg	0.5	Q pmRA	0.6
Q pmDE	0.6	BTmag	12.681	E BTmag	0.184	VTmag	11.697
E VTmag	0.108	Prox	143	TYC		HIP
CCDM		RAdeg	328.27434333	DEdeg	41.35204833	EpRA 1990	1.55
EpDE 1990	1.66	E RAdeg	68.5	E DEdeg	63.1	Posflg
Corr	0.1