20320+2915 GRV 349

20^h 32^m 03.25^s +29° 15' 57.8" P.A. 42.00 sep 33.2 mag 11.40,13.70

Coord 2000	20320+2915	Discov num	GRV 349	Comp		Coord arcsec 2000	20 32 03.25 +29 15 57.8
Date first	2000	Date last	2015	Obs	8
Pa first	43	Pa last	42.4	P.A. Now (θ)	42.4°
Sep first	33.2	Sep last	33.188	Sep. Now (ρ)	33.188"
Mag pri	11.40	Mag sec	13.70	delta mag (ΔM)	2.3	Spectral class
Pri motion ra	-010	Sec motion ra	-007
Pri motion dec	-017	Sec motion dec	-015
Notes

rPM=0.183 (< 0.3, Physical double)

This double is physical.

OTHER CATALOGS AND DESIGNATIONS

Constellation

Vulpecula

Tycho2

2169-00631-1

Gaia DR2

1860583650863905024

WDS 20320+2915 GRV 349 : 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
20320+2915	GRV 349		2000	2	43	33.2	11.40	13.70		D	203203.25+291557.8
20320+2915	GRV 349		2002	3	43	33.2	11.40	13.70		D	203203.25+291557.8
20320+2915	GRV 349		2010	3	43	33.1	11.40	13.70			203203.25+291557.8
20320+2915	GRV 349		2015	4	42	33.2	11.40	13.70			203203.25+291557.8

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

WDS 20320+2915 GRV 349 : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 20320+2915 GRV 349 : MEASURES

No records found.

WDS 20320+2915 : VIRTUAL EYEPIECE

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WDS 20320+2915 : ALADIN DSS IMAGE @ 20^h 32^m 03.25^s +29° 15' 57.8"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 20320+2915 GRV 349 : 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		20320+2915	GRV 349		42	33.2
Show		20316+2929	MLB 571		261	3.4	15
Show		20327+2903	ARY 47	AB	108	128.1	16
Show		20327+2903	ARY 27	BC	50	35.3	17
Show		20327+2903	ARY 27	BD	178	90.0	17
Show		20325+2934	TDT2347		309	0.4	19
Show		20328+2936	TDT2357		29	0.5	22
Show		20312+2855	ES 506		304	5.9	24
Show		20339+2923	MLB 481		345	4.0	27
Show		20331+2852	ES 507	AB	295	7.1	28
Show		20331+2852	ES 507	AC	346	36.4	28
Show		20331+2852	ES 507	AD	224	36.8	28
Show		20331+2852	FYM 137	AE	101	42.6	28
Show		20331+2852	FYM 137	AF	176	23.3	28
Show		20331+2852	FYM 137	AG	299	32.9	28
Show		20331+2852	ES 507	DS	146	16.0	28
Show		20346+2914	TDT2388	Aa,Ab	297	0.5	34
Show		20346+2914	J 565	AB	48	6.5	34
Show		20346+2914	J 565	AC	88	16.2	34
Show		20340+2942	TDS1084		6	1.8	37
Show		20287+2924	MLB 532		351	8.9	45
Show		20290+2852	TDT2317		323	0.5	47
Show		20297+2837	MLB1088		334	9.5	50
Show		20317+3005	ARY 46	AB	5	91.1	51
Show		20317+3005	ARY 46	AC	92	146.6	51
Show		20282+2901	TDT2308	Aa,Ab	343	0.6	52
Show		20282+2901	ES 504	AB	87	5.9	52
Show		20328+3007	TDT2356		328	0.4	53
Show		20307+2826	GRV 347		8	22.4	53
Show		20333+2824	NSN 734		94	10.0	55
Show		20332+3008	BRT 281		154	6.4	55
Show		20291+2956	AG 406		333	8.5	57
Show		20349+2833	MLB 708		306	3.9	57
Show		20344+3004	TDT2384		142	0.5	57
Show		20346+3009	TDT2387		216	0.5	63
Show		20361+2955	TDT2407		124	0.5	66
Show		20270+2902	TDT2283		355	0.4	68
Show		20341+2814	L 48	AB	102	4.0	69
Show		20341+2814	L 48	AC	192	8.7	69
Show		20319+3024	BRT 280		48	4.8	69
Show		20284+3007	OL 75		136	1.8	71
Show		20338+2808	STF2698		305	4.5	72
Show		20368+2951	BTN 1		1	13.8	73
Show		20266+2858	TDT2275		87	0.4	74
Show		20368+2955	TDT2421		159	0.4	74
Show		20280+3008	BU 62	AB	133	1.2	75
Show		20280+3008	BU 62	AC	179	38.2	75
Show		20280+3008	BU 62	AD	267	46.1	75
Show		20306+3029	ES 505		15	2.1	76
Show		20371+2953	MLB 663		265	4.3	77
Show		20374+2847	MLB 483		69	8.6	77

WDS 20320+2915 : COMPONENTS

	A
B	pa=38.5° sep=31.33"

20320+2915 A

Componente originario normalizzato	AB		Coord arcsec 2000	203203.25+291557.8		Mag	11.4		PmRA	-10.00
PmDE	-17.0		Tycho2	2169-00631-1

Tycho2

Tycho2	2169-00631-1	Pflag		RAmdeg	308.01350327	DEmdeg	29.26607046
PmRA	-12.7	PmDE	-17.3	E RAmdeg	49	E DEmdeg	49
E pmRA	3.5	E pmDE	3.5	EpRAm	1989.47	EpDEm	1989.47
Num	2	Q RAmdeg		Q DEmdeg		Q pmRA
Q pmDE		BTmag	12.356	E BTmag	0.114	VTmag	11.719
E VTmag	0.092	Prox	999	TYC		HIP
CCDM		RAdeg	308.01353722	DEdeg	29.26611000	EpRA 1990	1.68
EpDE 1990	1.77	E RAdeg	50.0	E DEdeg	50.3	Posflg
Corr	0.3

20320+2915 B

Componente originario normalizzato	AB		Coord arcsec 2000	203204.74+291622.3		Mag	13.7		PmRA	-7.00
PmDE	-15.0		Calc delta mag	2.3		Calc coord	yes