20284+3327 GRV 343 (HD 332280)

20^h 28^m 28.21^s +33° 27' 37.7" P.A. 168.00 sep 44.1 mag 9.40,12.10 Sp G0

Coord 2000	20284+3327	Discov num	GRV 343	Comp		Coord arcsec 2000	20 28 28.21 +33 27 37.7
Date first	1999	Date last	2015	Obs	7
Pa first	168	Pa last	168.4	P.A. Now (θ)	168.4°
Sep first	44.1	Sep last	44.078	Sep. Now (ρ)	44.078"
Mag pri	9.40	Mag sec	12.10	delta mag (ΔM)	2.7	Spectral class	G0 (yellow)
Pri motion ra	-042	Sec motion ra	-046
Pri motion dec	-039	Sec motion dec	-040
Notes

rPM=0.068 (< 0.3, Physical double)

This double is physical.

OTHER CATALOGS AND DESIGNATIONS

Name	HD 332280		Constellation	Cygnus		Tycho2	2689-00354-1		Gaia DR2	2055939035735803776
HD	332280

WDS 20284+3327 GRV 343 (HD 332280) : 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
20284+3327	GRV 343		2000	2	168	44.0	9.40	12.10		D	202828.21+332737.7
20284+3327	GRV 343		2002	3	168	44.0	9.40	12.10		D	202828.21+332737.7
20284+3327	GRV 343		2010	3	168	43.8	9.40	12.10	G0		202828.21+332737.7
20284+3327	GRV 343		2015	4	168	44.1	9.40	12.10	G0		202828.21+332737.7

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

WDS 20284+3327 GRV 343 (HD 332280) : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 20284+3327 GRV 343 (HD 332280) : MEASURES

No records found.

WDS 20284+3327 (HD 332280) : VIRTUAL EYEPIECE

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

WDS 20284+3327 (HD 332280) : ALADIN DSS IMAGE @ 20^h 28^m 28.21^s +33° 27' 37.7"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 20284+3327 GRV 343 (HD 332280) : 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		20284+3327	GRV 343		168	44.1	1
Show		20283+3325	TDT2307		270	1.8	4
Show		20271+3322	J 788		345	4.0	17
Show		20270+3329	HJ 1515		27	15.3	19
Show		20269+3329	CRB 134		285	10.1	20
Show		20300+3333	HEI 584		44	3.5	21
Show		20265+3331	COU1954		350	0.5	24
Show		20281+3353	COU1956		239	0.4	27
Show		20273+3357	COU1955		350	0.4	34
Show		20311+3333	COU1962		294	0.3	34
Show		20295+3254	TDT2321		214	1.5	37
Show		20313+3337	ES 2354		313	6.7	37
Show		20256+3350	COU1952		233	1.6	42
Show		20312+3332	J 1113		55	3.1	42
Show		20315+3347	LAF 62	AB	341	2.0	43
Show		20315+3347	LAF 62	AC	51	2.4	43
Show		20315+3347	LAF 62	AD	289	3.8	43
Show		20315+3347	LAF 62	AE	138	3.8	43
Show		20315+3347	LAF 62	AF	19	3.9	43
Show		20315+3347	LAF 62	AG	202	4.4	43
Show		20315+3347	LAF 62	AH	300	5.6	43
Show		20315+3347	LAF 62	AI	50	6.0	43
Show		20315+3347	LAF 62	AJ	233	6.6	43
Show		20315+3347	LAF 62	AK	156	6.7	43
Show		20315+3347	LAF 62	AL	255	6.7	43
Show		20315+3347	LAF 62	AM	10	8.0	43
Show		20315+3347	LAF 62	AN	144	8.3	43
Show		20315+3347	LAF 62	AO	72	8.3	43
Show		20315+3347	LAF 62	AP	156	8.4	43
Show		20315+3347	LAF 62	AQ	177	8.9	43
Show		20315+3347	LAF 62	AR	11	9.3	43
Show		20315+3347	LAF 62	AS	276	9.6	43
Show		20315+3347	LAF 62	AT	196	9.6	43
Show		20315+3347	LAF 62	AU	347	9.9	43
Show		20315+3347	LAF 62	AV	255	10.1	43
Show		20315+3347	LAF 62	AW	201	10.1	43
Show		20315+3347	LAF 62	AX	311	10.2	43
Show		20315+3347	LAF 62	AY	329	10.2	43
Show		20315+3347	LAF 62	A,Za	167	10.6	43
Show		20315+3347	LAF 62	A,Zb	80	10.6	43
Show		20315+3347	LAF 62	A,Zc	327	10.8	43
Show		20315+3347	LAF 62	A,Zd	58	10.8	43
Show		20315+3347	LAF 62	A,Ze	52	10.8	43
Show		20315+3347	LAF 62	A,Zf	244	11.3	43
Show		20315+3347	LAF 62	A,Zg	310	12.4	43
Show		20315+3347	LAF 62	A,Zh	15	11.7	43
Show		20315+3347	LAF 62	A,Zi	21	12.2	43
Show		20315+3347	LAF 62	A,Zj	47	12.5	43
Show		20315+3347	LAF 62	A,Zk	274	12.8	43
Show		20315+3347	LAF 62	A,Zl	128	13.1	43
Show		20315+3347	LAF 62	A,Zm	68	12.2	43

WDS 20284+3327 : COMPONENTS

	A
B	pa=170.3° sep=43.81"

20284+3327 A

Componente originario normalizzato	AB	Name	HD 332280	Coord arcsec 2000	202828.21+332737.7	Mag	9.4
Spectral class	G0 (yellow)	PmRA	-42.00	PmDE	-39.0	Tycho2	2689-00354-1
HD	332280

Tycho2

Tycho2	2689-00354-1	Pflag		RAmdeg	307.11753208	DEmdeg	33.46045895
PmRA	-41.4	PmDE	-37.5	E RAmdeg	12	E DEmdeg	12
E pmRA	1.7	E pmDE	1.7	EpRAm	1990.48	EpDEm	1990.69
Num	5	Q RAmdeg	1.0	Q DEmdeg	1.0	Q pmRA	0.9
Q pmDE	1.1	BTmag	10.147	E BTmag	0.023	VTmag	9.545
E VTmag	0.019	Prox	999	TYC	T	HIP
CCDM		RAdeg	307.11764889	DEdeg	33.46054389	EpRA 1990	1.64
EpDE 1990	1.71	E RAdeg	12.5	E DEdeg	12.0	Posflg
Corr	0.1

20284+3327 B

Componente originario normalizzato	AB		Coord arcsec 2000	202828.80+332654.5		Mag	12.1		PmRA	-46.00
PmDE	-40.0		Calc delta mag	2.7		Calc coord	yes