21151-0742 GRV 1153

21^h 15^m 07.45^s -07° 41' 33.2" P.A. 181.00 sep 17.0 mag 16.90,17.40 Sp DA5

Coord 2000	21151-0742	Discov num	GRV1153	Comp		Coord arcsec 2000	21 15 07.45 -07 41 33.2
Date first	1998	Date last	2016	Obs	6
Pa first	182	Pa last	181.2	P.A. Now (θ)	181.2°
Sep first	16.9	Sep last	17.019	Sep. Now (ρ)	17.019"
Mag pri	16.90	Mag sec	17.40	delta mag (ΔM)	0.5	Spectral class	DA5 (white dwarf)
Pri motion ra	-027	Sec motion ra	-025
Pri motion dec	-115	Sec motion dec	-116
Notes	V (Proper motion indicates physical)

rPM=0.019 (< 0.3, Physical double)

This double is physical.

OTHER CATALOGS AND DESIGNATIONS

Constellation

Aquarius

Gaia DR2

6898489884295412352

WDS 21151-0742 GRV 1153 : 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
21151-0742	GRV1153		2000	1	181	17.1	16.90	17.40	DA5		211507.45-074133.2
21151-0742	GRV1153		2010	3	182	17.5	16.90	17.40	DA5	V	211507.45-074133.2
21151-0742	GRV1153		2015	3	181	17.0	16.90	17.40	DA5	V	211507.45-074133.2
21151-0742	GRV1153		2016	6	181	17.0	16.90	17.40	DA5	V	211507.45-074133.2

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WDS 21151-0742 GRV 1153 : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 21151-0742 GRV 1153 : MEASURES

No records found.

WDS 21151-0742 : VIRTUAL EYEPIECE

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WDS 21151-0742 : ALADIN DSS IMAGE @ 21^h 15^m 07.45^s -07° 41' 33.2"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 21151-0742 GRV 1153 : 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		21151-0742	GRV1153		181	17.0
Show		21167-0739	STF2781	AB	171	2.7	24
Show		21136-0749	SLW1232		187	60.4	25
Show		21119-0757	TDT2815		236	0.5	51
Show		21188-0804	GWP3052		20	35.3	59
Show		21173-0832	BRT 558		-1	-1.0	60
Show		21190-0720	HDS3034		196	0.3	62
Show		21146-0849	TDT2851		71	0.5	68
Show		21168-0635	GWP3050		262	18.3	72
Show		21115-0832	J 2340		323	6.7	76
Show		21121-0638	TDT2821		220	0.6	78
Show		21157-0901	ZIE 13		19	8.2	80
Show		21176-0854	VVO 19	AB	126	64.0	82
Show		21176-0854	JOD 21	Aa,Ab	189	0.5	82
Show		21100-0658	GRV1140		287	37.0	86
Show		21100-0642	GRV1141		84	16.9	86
Show		21135-0905	BRT 515		67	4.1	88
Show		21106-0837	HJ 930		114	10.3	89
Show		21163-0913	D 24		174	0.3	93
Show		21092-0814	JNN 128		121	0.9	94
Show		21137-0610	TDS1121		93	1.3	94
Show		21188-0847	BU 1503	AB	50	25.8	95
Show		21188-0847	BU 1503	AC	99	137.4	95
Show		21103-0845	UC 4397		270	43.4	97
Show		21210-0837	UC 4450		209	14.0	104
Show		21079-0725	KPP2183		190	17.9	109
Show		21227-0757	UC 4463	AB	80	44.9	114
Show		21078-0826	RST4074		28	1.8	118
Show		21074-0810	HDS3010		31	0.9	118
Show		21074-0814	BU 368	CD	298	6.0	119
Show		21074-0814	BU 368	AB	312	0.0	119
Show		21074-0814	BU 368	AC	39	15.6	119
Show		21074-0814	POP 227	AB,E	117	51.3	119
Show		21120-0549	STF2768		194	7.7	123
Show		21231-0811	SKF1775		326	1.0	123
Show		21221-0848	TDT2927		195	1.1	123
Show		21065-0753	TDT2752		79	0.5	129
Show		21193-0935	RST4082		242	0.1	129
Show		21238-0801	TSN 98		52	580.3	131
Show		21077-0621	BRT 513		258	6.6	138
Show		21082-0916	UC 4387		14	16.0	140
Show		21071-0858	J 1782		193	5.1	141
Show		21096-0940	RST4075		40	1.6	145
Show		21054-0744	RST4691		71	0.5	145
Show		21238-0635	S 788		93	58.1	146
Show		21237-0630	ITF 36		13	7.3	147
Show		21168-1009	RST4080		247	2.0	149
Show		21232-0611	ITF 81	AB	297	2.8	151
Show		21240-0627	ITF 89		340	23.0	152
Show		21238-0615	ITF 90		266	20.8	156
Show		21154-1021	STF2776	BC	338	5.9	159

WDS 21151-0742 : COMPONENTS

	A
B	pa=181.2° sep=17.02"

21151-0742 A

Componente originario normalizzato	AB		Coord arcsec 2000	211507.45-074133.2		Mag	16.9		Spectral class	DA5 (white dwarf)
PmRA	-27.00		PmDE	-115.0

21151-0742 B

Componente originario normalizzato	AB		Coord arcsec 2000	211507.43-074150.2		Mag	17.4		PmRA	-25.00
PmDE	-116.0		Calc delta mag	0.5		Calc coord	yes