23270-0024 GRV 1154

23^h 26^m 59.21^s -00° 23' 47.5" P.A. 328.00 sep 9.6 mag 17.60,19.20 Sp DA

Coord 2000	23270-0024	Discov num	GRV1154	Comp		Coord arcsec 2000	23 26 59.21 -00 23 47.5
Date first	2000	Date last	2016	Obs	5
Pa first	329	Pa last	328.2	P.A. Now (θ)	328.2°
Sep first	9.2	Sep last	9.556	Sep. Now (ρ)	9.556"
Mag pri	17.60	Mag sec	19.20	delta mag (ΔM)	1.6	Spectral class	DA (white dwarf)
Pri motion ra	+053	Sec motion ra	+051
Pri motion dec	-029	Sec motion dec	-033
Notes	N V (See Notes, Proper motion indicates physical)

rPM=0.074 (< 0.3, Physical double)

This double is physical.

OTHER CATALOGS AND DESIGNATIONS

Constellation

Pisces

WDS 23270-0024 GRV 1154 : NOTES

discov_num	notes	refcode
GRV1154	GRV1245.

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
23270-0024	GRV1154		2000	1	329	9.2	17.60	19.20	DA		232659.21-002347.5
23270-0024	GRV1154		2015	3	328	9.6	17.60	19.20	DA	NV	232659.21-002347.5
23270-0024	GRV1154		2016	5	328	9.6	17.60	19.20	DA	NV	232659.21-002347.5

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

WDS 23270-0024 GRV 1154 : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 23270-0024 GRV 1154 : MEASURES

No records found.

WDS 23270-0024 : VIRTUAL EYEPIECE

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WDS 23270-0024 : ALADIN DSS IMAGE @ 23^h 26^m 59.21^s -00° 23' 47.5"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 23270-0024 GRV 1154 : 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		23270-0024	GRV1154		328	9.6
Show		23258-0005	GWP3295		4	19.2	26
Show		23268+0055	BAL1248		56	2.2	32
Show		23288-0050	A 896		63	1.3	38
Show		23296-0018	KPP1885		104	14.7	39
Show		23292+0049	HJ 3195		99	14.9	43
Show		23239-0026	GRV1244		212	18.8	46
Show		23269+0115	S 830	AB	342	182.7	52
Show		23235+0017	HJ 3189		149	38.1	53
Show		23269+0115	S 830	BC	156	80.3	55
Show		23233-0016	SLW1318		97	28.6	57
Show		23283+0123	OCC 868		-1	0.1	63
Show		23224+0006	NSN 769		176	1.3	72
Show		23200+0030	GRV1146		39	12.3	92
Show		23294-0103	OCC 949		-1	0.1	95
Show		23212+0103	LDS5075		23	13.7	95
Show		23200-0018	GRV1145		91	17.1	96
Show		23242+0154	UC 4943		166	47.2	100
Show		23205+0002	LDS5254		341	12.5	100
Show		23202-0051	LDS5069		277	2.7	105
Show		23207+0111	SKF1781		55	0.8	106
Show		23340-0014	GRV1147		164	13.1	106
Show		23199-0028	SKF 930		218	6.2	107
Show		23336+0100	RST5490		358	1.0	108
Show		23303+0200	OCC9203		-1	0.3	109
Show		23263+0212	BAL1601		243	13.8	110
Show		23290-0128	OCC 950		-1	0.1	117
Show		23206+0138	GWP3280		204	303.4	122
Show		23212+0150	UC 4928		196	11.8	123
Show		23267+0229	OCC 222		-1	0.1	125
Show		23330-0104	RST5173		247	1.5	127
Show		23185-0010	GWP3275		164	7.4	128
Show		23261+0232	LDS6033	AB	77	10.5	128
Show		23261+0232	LDS6033	Aa,Ab	70	1.1	128
Show		23184-0015	GRV1144		44	11.6	129
Show		23183+0016	UC 4922		111	16.2	130
Show		23183+0039	GWP3271		110	170.5	131
Show		23358+0027	OSO 201		236	8.4	133
Show		23311+0222	OCC 832		-1	0.1	134
Show		23360-0013	BOY 13		8	0.1	136
Show		23289+0237	GWP3306		274	333.0	137
Show		23199-0105	CBL 548		324	23.4	139
Show		23188+0129	OCC1104		-1	0.0	140
Show		23204-0115	RST4720		128	1.2	140
Show		23350+0136	MEL 9	BC	217	0.1	141
Show		23350+0136	MEL 9	AB	357	1.3	141
Show		23350+0136	LAF 74	AD	76	7.4	141
Show		23350+0136	LAF 74	AE	151	12.2	141
Show		23350+0136	LAF 74	AF	96	12.4	141
Show		23350+0136	MEL 9	AC	347	0.9	141
Show		23332-0123	CVR 997		163	11.5	141

WDS 23270-0024 : COMPONENTS

	A
B	pa=328.2° sep=9.56"

23270-0024 A

Componente originario normalizzato	AB		Coord arcsec 2000	232659.21-002347.5		Mag	17.6		Spectral class	DA (white dwarf)
PmRA	53.00		PmDE	-29.0

23270-0024 B

Componente originario normalizzato	AB		Coord arcsec 2000	232658.87+002355.6		Mag	19.2		PmRA	51.00
PmDE	-33.0		Calc delta mag	1.6		Calc coord	yes