20376+0211 GRV 364

20^h 37^m 37.83^s +02° 11' 53.8" P.A. 156.00 sep 40.3 mag 10.49,12.03

Coord 2000	20376+0211	Discov num	GRV 364	Comp		Coord arcsec 2000	20 37 37.83 +02 11 53.8
Date first	1909	Date last	2016	Obs	12
Pa first	157	Pa last	156.4	P.A. Now (θ)	156.4°
Sep first	40.6	Sep last	40.28	Sep. Now (ρ)	40.28"
Mag pri	10.49	Mag sec	12.03	delta mag (ΔM)	1.54	Spectral class
Pri motion ra	-022	Sec motion ra	-022
Pri motion dec	-048	Sec motion dec	-048
Notes	V (Proper motion indicates physical)

This double is physical.

OTHER CATALOGS AND DESIGNATIONS

Constellation

Aquila

Tycho2

0515-01815-1

Gaia DR2

4231687829138922240

WDS 20376+0211 GRV 364 : 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
20376+0211	GRV 364		2000	5	156	40.3	10.49	11.78		D	203737.83+021153.8
20376+0211	GRV 364		2015	6	156	40.4	10.49	12.03			203737.83+021153.8
20376+0211	GRV 364		2016	12	156	40.3	10.49	12.03		V	203737.83+021153.8

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WDS 20376+0211 GRV 364 : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 20376+0211 GRV 364 : MEASURES

No records found.

WDS 20376+0211 : VIRTUAL EYEPIECE

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WDS 20376+0211 : ALADIN DSS IMAGE @ 20^h 37^m 37.83^s +02° 11' 53.8"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 20376+0211 GRV 364 : 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		20376+0211	GRV 364		156	40.3
Show		20377+0152	J 3255		327	3.7	19
Show		20388+0202	HJ 920		213	14.1	21
Show		20387+0156	J 569		316	3.0	22
Show		20393+0219	BAL1567		205	19.3	26
Show		20372+0135	J 2574		158	5.0	39
Show		20351+0218	UC 4224		220	16.1	39
Show		20373+0134	GWP2973		106	21.3	39
Show		20351+0202	BAL1564		268	4.8	39
Show		20366+0123	HJ 5513	AB	93	11.9	40
Show		20366+0123	HJ 5513	AC	284	28.7	40
Show		20366+0123	HJ 5513	AD	89	42.5	40
Show		20367+0132	GRV 361		103	28.0	42
Show		20353+0239	HJ 2981		5	12.9	45
Show		20389+0128	KPP3420		241	6.3	48
Show		20413+0216	BAL1569		62	11.2	54
Show		20414+0147	BAL1570		12	5.1	62
Show		20419+0218	UC 252		164	62.6	65
Show		20414+0244	GWP2984		263	182.0	65
Show		20393+0112	BAL1217		2	7.9	65
Show		20391+0312	BAL2032		33	16.3	65
Show		20400+0118	A 2283	AB	350	2.3	65
Show		20418+0156	GWP2986		350	16.1	65
Show		20409+0128	BAL1568		346	8.8	66
Show		20341+0256	BAL2031		334	17.4	68
Show		20330+0201	TDT2361		37	0.5	71
Show		20379+0325	BAL2540		94	16.1	74
Show		20427+0217	GRV 370		313	25.4	78
Show		20419+0258	HJ 2988		142	23.2	79
Show		20373+0332	BAL2539		77	130.2	81
Show		20354-0057	BAL 614		80	18.2	82
Show		20347+0321	CRC 38		300	10.5	82
Show		20403+0326	STT 409	AB	84	16.8	85
Show		20403+0326	STT 409	AC	330	62.8	85
Show		20434+0204	GWP2989		131	44.7	87
Show		20414+0105	GWP2985		352	30.4	88
Show		20424+0304	KPP3360		234	1.5	89
Show		20373+0041	UC 4236		284	17.8	91
Show		20431+0253	AG 262		94	5.7	92
Show		20321+0251	BAL2030		286	10.8	92
Show		20329+0113	BAL1216		157	15.1	93
Show		20373-0039	J 2317		120	6.1	94
Show		20390-0035	BVD 131		133	30.3	100
Show		20403+0041	A 2284		287	4.8	100
Show		20342-0045	BAL 613		145	6.4	101
Show		20310+0211	J 561		176	4.3	101
Show		20412+0338	BAL2543		33	6.5	102
Show		20425+0100	TDT2487		302	1.1	103
Show		20394+0029	FYM 187	CD	122	20.2	106
Show		20306+0224	BAL2028		196	9.5	106
Show		20394+0029	HJ 2984	AB	225	65.0	107

WDS 20376+0211 : COMPONENTS

	A
B	pa=156.4° sep=40.28"

20376+0211 A

Componente originario normalizzato	AB		Coord arcsec 2000	203737.83+021153.8		Mag	10.49		PmRA	-22.00
PmDE	-48.0		Tycho2	0515-01815-1

Tycho2

Tycho2	0515-01815-1	Pflag		RAmdeg	309.40761080	DEmdeg	2.19829045
PmRA	-22.8	PmDE	-49.5	E RAmdeg	26	E DEmdeg	34
E pmRA	1.6	E pmDE	1.6	EpRAm	1985.59	EpDEm	1983.55
Num	4	Q RAmdeg	0.5	Q DEmdeg	1.4	Q pmRA	0.4
Q pmDE	1.4	BTmag	11.225	E BTmag	0.063	VTmag	10.485
E VTmag	0.049	Prox	402	TYC	T	HIP
CCDM		RAdeg	309.40766111	DEdeg	2.19840722	EpRA 1990	1.57
EpDE 1990	1.29	E RAdeg	31.7	E DEdeg	39.4	Posflg
Corr	-0.2

20376+0211 B

Componente originario normalizzato	AB		Coord arcsec 2000	203738.91+021116.9		Mag	12.03		PmRA	-22.00
PmDE	-48.0		Tycho2	0515-02067-1		Calc delta mag	1.54		Calc coord	yes

Tycho2

Tycho2	0515-02067-1	Pflag		RAmdeg	309.41207799	DEmdeg	2.18803101
PmRA	-20.4	PmDE	-49.7	E RAmdeg	64	E DEmdeg	78
E pmRA	1.8	E pmDE	1.9	EpRAm	1974.50	EpDEm	1964.00
Num	4	Q RAmdeg	1.2	Q DEmdeg	0.8	Q pmRA	1.2
Q pmDE	0.8	BTmag	12.827	E BTmag	0.289	VTmag	11.782
E VTmag	0.174	Prox	402	TYC		HIP
CCDM		RAdeg	309.41215417	DEdeg	2.18817389	EpRA 1990	1.57
EpDE 1990	1.29	E RAdeg	131.4	E DEdeg	164.3	Posflg
Corr	-0.2