12540-0137 GRV 1082

12^h 54^m 38.15^s -01° 37' 20.7" P.A. 63.00 sep 12.6 mag 15.10,15.90

Coord 2000	12540-0137	Discov num	GRV1082	Comp		Coord arcsec 2000	12 54 38.15 -01 37 20.7
Date first	1956	Date last	2016	Obs	9
Pa first	63	Pa last	63.3	P.A. Now (θ)	63.3°
Sep first	12.7	Sep last	12.593	Sep. Now (ρ)	12.593"
Mag pri	15.10	Mag sec	15.90	delta mag (ΔM)	0.8	Spectral class
Pri motion ra	-019	Sec motion ra	-013
Pri motion dec	+014	Sec motion dec	+025
Notes

rPM=0.445

Nature of this double is uncertain.

OTHER CATALOGS AND DESIGNATIONS

Constellation

Virgo

Gaia DR2

3688550284974137600

WDS 12540-0137 GRV 1082 : 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
12540-0137	GRV1082		2000	2	63	12.6	15.10	15.90		D	125438.15-013720.7
12540-0137	GRV1082		2010	4	64	12.6	15.10	15.90			125438.15-013720.7
12540-0137	GRV1082		2015	5	63	12.6	15.10	15.90			125438.15-013720.7
12540-0137	GRV1082		2016	9	63	12.6	15.10	15.90			125438.15-013720.7

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

WDS 12540-0137 GRV 1082 : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 12540-0137 GRV 1082 : MEASURES

No records found.

WDS 12540-0137 : VIRTUAL EYEPIECE

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

WDS 12540-0137 : ALADIN DSS IMAGE @ 12^h 54^m 38.15^s -01° 37' 20.7"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 12540-0137 GRV 1082 : 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		12540-0137	GRV1082		63	12.6
Show		12547-0200	CVR1476		8	3.5	23
Show		12555-0212	SLW 795		72	13.0	38
Show		12550-0219	SLN 72		13	30.9	42
Show		12575-0158	BAL 547		310	16.6	49
Show		12524-0216	SLW 788		2	9.6	52
Show		12590-0146	TDS8625		152	0.5	66
Show		12510-0220	CVR1473		1	4.3	69
Show		12596-0119	CVR 675		90	9.5	76
Show		12566-0249	BRT 443		4	3.6	78
Show		12556-0255	GIC9018		345	2.2	79
Show		12567-0250	LDS4299		272	76.0	80
Show		12503-0236	UC 2413		313	23.1	87
Show		12487-0216	ZHN 22		219	428.8	97
Show		12481-0126	SLW 775		235	12.7	99
Show		13009-0211	CVR1482		177	3.7	100
Show		12518+0005	TOK 671	AB	7	22.8	111
Show		12518-0007	SLW 783		169	37.8	113
Show		13020-0205	OSO 49		63	18.1	115
Show		12584+0005	CVR 673		239	8.8	118
Show		12532-0333	CHR 38		155	0.5	118
Show		13022-0209	SLW 813		284	17.5	119
Show		12553-0336	BRT 442		202	8.1	120
Show		13027-0159	HJ 1225		111	15.0	125
Show		12588-0332	RST4507		34	1.8	131
Show		12536+0033	KPP2331		78	19.9	131
Show		13025-0239	SLW 815		121	111.3	133
Show		12599-0014	RST5373		110	2.9	137
Show		13009-0318	GMC 2		152	20.3	138
Show		13006-0322	AGC 5	AB	181	0.6	138
Show		13006-0322	AGC 5	AC	127	41.2	138
Show		13039-0138	KPP 942		250	7.8	139
Show		12455-0218	BAL 546		81	9.1	142
Show		13001+0018	STF1706		179	28.1	142
Show		12511-0352	GWP1866		328	22.8	145
Show		13043-0153	RST4971		330	0.7	146
Show		13043-0152	UC 2467		246	53.3	146
Show		12562+0050	SKF 896		97	5.6	150
Show		12512+0043	SKF1741		47	3.8	151
Show		12594-0036	UC 2445		144	49.5	152
Show		12597-0349	CHR 39	Aa,Ab	317	0.1	152
Show		12597-0349	STF1704	AB	54	20.6	152
Show		13017+0012	LDS4308		344	15.1	153
Show		12445-0119	SKF 38	AB	337	9.5	154
Show		12445-0119	ZUC 11	BC	252	3.2	154
Show		12564-0057	STT 256		101	1.1	157
Show		12595-0040	J 433		156	3.6	157
Show		13043-0239	CVR 678		258	23.5	159
Show		13013+0030	TOK 564		300	919.6	162
Show		12499+0053	UC 2411		298	48.5	167
Show		13058-0155	SLW 822		305	151.0	168

WDS 12540-0137 : COMPONENTS

	A
B	pa=63.3° sep=12.59"

12540-0137 A

Componente originario normalizzato	AB		Coord arcsec 2000	125438.15-013720.7		Mag	15.1		PmRA	-19.00
PmDE	14.0

12540-0137 B

Componente originario normalizzato	AB		Coord arcsec 2000	125438.90-013715.0		Mag	15.9		PmRA	-13.00
PmDE	25.0		Calc delta mag	0.8		Calc coord	yes