20229+2427 GRV 336

20^h 22^m 56.51^s +24° 27' 30.2" P.A. 45.00 sep 45.5 mag 12.50,13.70

Coord 2000	20229+2427	Discov num	GRV 336	Comp		Coord arcsec 2000	20 22 56.51 +24 27 30.2
Date first	1997	Date last	2015	Obs	7
Pa first	45	Pa last	44.5	P.A. Now (θ)	44.5°
Sep first	45.1	Sep last	45.467	Sep. Now (ρ)	45.467"
Mag pri	12.50	Mag sec	13.70	delta mag (ΔM)	1.2	Spectral class
Pri motion ra	-013	Sec motion ra	-012
Pri motion dec	-021	Sec motion dec	-016
Notes

rPM=0.206 (< 0.3, Physical double)

This double is physical.

OTHER CATALOGS AND DESIGNATIONS

Constellation

Vulpecula

Gaia DR2

1832011982228152064

WDS 20229+2427 GRV 336 : 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
20229+2427	GRV 336		2000	2	45	45.1	12.50	13.70		D	202256.51+242730.2
20229+2427	GRV 336		2001	3	45	45.1	12.50	13.70		D	202256.51+242730.2
20229+2427	GRV 336		2010	3	45	45.5	12.50	13.70			202256.51+242730.2
20229+2427	GRV 336		2015	7	45	45.5	12.50	13.70			202256.51+242730.2

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

WDS 20229+2427 GRV 336 : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 20229+2427 GRV 336 : MEASURES

No records found.

WDS 20229+2427 : VIRTUAL EYEPIECE

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

WDS 20229+2427 : ALADIN DSS IMAGE @ 20^h 22^m 56.51^s +24° 27' 30.2"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 20229+2427 GRV 336 : 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		20229+2427	GRV 336		45	45.5
Show		20232+2424	POU4427		214	13.0	5
Show		20234+2424	POU4429		118	9.9	8
Show		20236+2428	POU4433		176	13.2	10
Show		20223+2436	POU4409		80	6.6	13
Show		20238+2425	POU4440		251	16.4	13
Show		20240+2433	POU4441		248	13.3	16
Show		20219+2435	POU4403		273	6.3	16
Show		20228+2445	POU4418		232	14.7	18
Show		20242+2432	POU4451		222	16.2	19
Show		20243+2427	POU4456	AB	326	11.5	19
Show		20243+2427	POU4457	AC	76	17.0	19
Show		20246+2429	J 820		327	3.1	23
Show		20237+2407	POU4436		135	17.8	23
Show		20230+2405	POU4425		324	15.3	24
Show		20244+2417	COU 125		120	0.3	24
Show		20242+2412	POU4453		91	3.6	24
Show		20245+2416	POU4462		70	7.8	25
Show		20248+2431	POU4470		78	9.5	26
Show		20241+2407	POU4446		148	18.6	26
Show		20213+2440	POU4394		25	14.9	26
Show		20249+2430	POU4471		243	7.6	27
Show		20243+2445	POU4455		298	6.6	27
Show		20213+2443	BKO 828		65	7.4	27
Show		20213+2445	BKO 827		109	3.3	29
Show		20250+2427	POU4474		219	19.2	29
Show		20241+2404	BKO 444	BD	206	3.5	29
Show		20241+2404	POU4449	AB	240	14.9	29
Show		20241+2404	BKO 444	AC	207	7.6	29
Show		20245+2407	POU4460		359	12.7	30
Show		20246+2407	POU4464		57	11.7	31
Show		20238+2359	POU4437		268	14.4	31
Show		20229+2357	POU4423		55	8.1	31
Show		20241+2453	POU4448		231	17.9	31
Show		20244+2404	BKO 445	BC	348	4.4	31
Show		20244+2404	POU4459	AB	285	14.7	31
Show		20229+2355	POU4420		23	7.2	33
Show		20221+2357	POU4405		46	1.7	33
Show		20206+2421	POU4386		285	5.7	33
Show		20238+2357	POU4438		136	15.2	33
Show		20246+2403	GII 70		135	1.5	34
Show		20215+2455	POU4395		229	10.0	34
Show		20219+2356	BKO 440		217	4.4	35
Show		20223+2354	POU4410		117	3.5	35
Show		20245+2401	TDT2245		246	0.8	35
Show		20219+2355	POU4404		254	15.2	35
Show		20252+2415	POU4481		317	11.5	35
Show		20235+2502	POU4432		308	19.3	36
Show		20250+2406	POU4473		27	15.5	36
Show		20208+2448	POU4389		256	14.7	37
Show		20222+2352	POU4406		12	4.8	37

WDS 20229+2427 : COMPONENTS

	A
B	pa=41.8° sep=43.51"

20229+2427 A

Componente originario normalizzato	AB		Coord arcsec 2000	202256.51+242730.2		Mag	12.5		PmRA	-13.00
PmDE	-21.0

20229+2427 B

Componente originario normalizzato	AB		Coord arcsec 2000	202258.63+242802.6		Mag	13.7		PmRA	-12.00
PmDE	-16.0		Calc delta mag	1.2		Calc coord	yes