21349+3505 GRV 478

21^h 34^m 58.39^s +35° 05' 36.4" P.A. 134.00 sep 28.6 mag 12.26,13.90

Coord 2000	21349+3505	Discov num	GRV 478	Comp		Coord arcsec 2000	21 34 58.39 +35 05 36.4
Date first	1998	Date last	2015	Obs	7
Pa first	134	Pa last	133.5	P.A. Now (θ)	133.5°
Sep first	28.8	Sep last	28.637	Sep. Now (ρ)	28.637"
Mag pri	12.26	Mag sec	13.90	delta mag (ΔM)	1.64	Spectral class
Pri motion ra	-010	Sec motion ra	-017
Pri motion dec	-022	Sec motion dec	-013
Notes

rPM=0.472

Nature of this double is uncertain.

OTHER CATALOGS AND DESIGNATIONS

Constellation

Cygnus

Tycho2

2712-00626-1

Gaia DR2

1950547371569989888

WDS 21349+3505 GRV 478 : 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
21349+3505	GRV 478		2000	2	134	28.7	11.90	13.60		D	213458.39+350536.4
21349+3505	GRV 478		2002	3	134	28.8	11.90	13.60		D	213458.39+350536.4
21349+3505	GRV 478		2010	3	134	28.6	12.26	13.90			213458.39+350536.4
21349+3505	GRV 478		2015	4	134	28.6	12.26	13.90			213458.39+350536.4

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

WDS 21349+3505 GRV 478 : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 21349+3505 GRV 478 : MEASURES

No records found.

WDS 21349+3505 : VIRTUAL EYEPIECE

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

WDS 21349+3505 : ALADIN DSS IMAGE @ 21^h 34^m 58.39^s +35° 05' 36.4"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 21349+3505 GRV 478 : 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		21349+3505	GRV 478		134	28.6
Show		21356+3446	COU1481		178	0.5	21
Show		21339+3530	TDT3033		150	0.6	28
Show		21352+3431	TDT3044		63	0.6	35
Show		21382+3514	SEI1528		64	22.0	40
Show		21320+3448	COU1480		204	1.7	42
Show		21358+3423	GYL 62		175	58.7	44
Show		21353+3549	GRV 479		117	52.1	44
Show		21328+3546	SEI1524		130	24.8	49
Show		21316+3535	TDS1132		306	1.4	50
Show		21334+3419	TDT3029		133	2.3	51
Show		21308+3446	COU1479		143	0.7	55
Show		21385+3543	CRB 143		69	19.0	57
Show		21304+3504	HLD 45		198	1.3	57
Show		21308+3440	SEI1522		180	23.7	58
Show		21340+3605	TDT3034		125	0.6	61
Show		21385+3549	TDT3076		84	2.2	62
Show		21299+3519	TDT2996		122	1.3	64
Show		21321+3412	HO 603	AB	251	80.6	65
Show		21321+3412	HO 603	BC	276	3.6	66
Show		21326+3401	KPP1585		342	12.0	72
Show		21395+3551	COU1335		295	0.5	72
Show		21295+3438	TDT2993		246	0.5	73
Show		21410+3504	HO 164	AB	71	4.6	75
Show		21410+3504	HO 164	AC	240	28.4	75
Show		21300+3549	TDT2998		209	2.0	75
Show		21380+3613	TDT3068		344	0.5	78
Show		21410+3445	TDT3107		244	1.9	78
Show		21404+3426	TDT3100		145	2.4	78
Show		21367+3624	HLD 46		198	1.7	81
Show		21284+3447	COU1638		226	1.3	84
Show		21322+3349	HEI 882		182	2.0	85
Show		21302+3404	HJ 1652		26	15.4	86
Show		21391+3356	COU1185	AB	55	1.4	87
Show		21391+3356	WSI 120	Ba,Bb	19	0.2	87
Show		21318+3349	STF2802		9	3.9	87
Show		21400+3605	ES 2129		131	5.1	87
Show		21370+3628	GRV 484		216	66.1	87
Show		21345+3635	TDT3037		273	1.9	90
Show		21279+3439	TDT2980		235	2.3	91
Show		21389+3623	STF2814		160	8.1	92
Show		21322+3341	ES 2383		44	5.2	92
Show		21378+3337	KPP3423		18	9.9	96
Show		21318+3338	KUI 124		143	4.2	96
Show		21407+3612	ES 2130		120	3.2	98
Show		21291+3357	ES 2263		28	2.8	102
Show		21350+3324	TDT3042		53	1.0	102
Show		21336+3325	TOB 222	AB	119	20.8	102
Show		21336+3325	TOB 222	AC	335	22.1	102
Show		21336+3325	TOB 222	AD	68	26.4	102
Show		21336+3325	GYL 59	BD	17	21.0	103

WDS 21349+3505 : COMPONENTS

	A
B	pa=139.2° sep=26.03"

21349+3505 A

Componente originario normalizzato	AB		Coord arcsec 2000	213458.39+350536.4		Mag	12.26		PmRA	-10.00
PmDE	-22.0		Tycho2	2712-00626-1

Tycho2

Tycho2	2712-00626-1	Pflag		RAmdeg	323.74328381	DEmdeg	35.09345053
PmRA	-7.5	PmDE	-20.9	E RAmdeg	61	E DEmdeg	59
E pmRA	3.9	E pmDE	4.6	EpRAm	1985.76	EpDEm	1988.05
Num	4	Q RAmdeg	0.7	Q DEmdeg	0.4	Q pmRA	0.7
Q pmDE	0.4	BTmag	13.138	E BTmag	0.190	VTmag	12.146
E VTmag	0.118	Prox	999	TYC		HIP
CCDM		RAdeg	323.74330528	DEdeg	35.09350000	EpRA 1990	1.40
EpDE 1990	1.49	E RAdeg	65.0	E DEdeg	60.6	Posflg
Corr	0.2

21349+3505 B

Componente originario normalizzato	AB		Coord arcsec 2000	213459.77+350516.7		Mag	13.9		PmRA	-17.00
PmDE	-13.0		Calc delta mag	1.64		Calc coord	yes