11550+1724 GRV 843

11^h 55^m 00.89^s +17° 24' 47.5" P.A. 246.00 sep 31.8 mag 12.19,13.17

Coord 2000	11550+1724	Discov num	GRV 843	Comp		Coord arcsec 2000	11 55 00.89 +17 24 47.5
Date first	1895	Date last	2016	Obs	11
Pa first	246	Pa last	245.8	P.A. Now (θ)	245.8°
Sep first	31.6	Sep last	31.805	Sep. Now (ρ)	31.805"
Mag pri	12.19	Mag sec	13.17	delta mag (ΔM)	0.98	Spectral class
Pri motion ra	-010	Sec motion ra	-010
Pri motion dec	-010	Sec motion dec	-013
Notes	V (Proper motion indicates physical)

rPM=0.183 (< 0.3, Physical double)

This double is physical.

OTHER CATALOGS AND DESIGNATIONS

Constellation

Leo

Gaia DR2

3926464462122720256

WDS 11550+1724 GRV 843 : 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
11550+1724	GRV 843		2000	3	246	31.8	11.90	12.80		D	115500.89+172447.5
11550+1724	GRV 843		2001	5	246	31.8	11.90	12.80		VD	115500.89+172447.5
11550+1724	GRV 843		2010	5	246	31.8	12.19	13.17		V	115500.89+172447.5
11550+1724	GRV 843		2015	6	246	32.0	12.19	13.17		V	115500.89+172447.5
11550+1724	GRV 843		2016	11	246	31.8	12.19	13.17		V	115500.89+172447.5

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

WDS 11550+1724 GRV 843 : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 11550+1724 GRV 843 : MEASURES

No records found.

WDS 11550+1724 : VIRTUAL EYEPIECE

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WDS 11550+1724 : ALADIN DSS IMAGE @ 11^h 55^m 00.89^s +17° 24' 47.5"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 11550+1724 GRV 843 : 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		11550+1724	GRV 843		246	31.8
Show		11545+1735	A 2485		216	2.3	13
Show		11564+1742	LNV 12		347	2.4	27
Show		11534+1744	LNV 11		164	3.2	30
Show		11556+1654	KU 41		68	5.1	32
Show		11576+1742	COU 296		233	1.6	41
Show		11552+1643	TDS8112	Aa,Ab	14	0.2	42
Show		11552+1643	COU 51	AB	163	1.2	42
Show		11518+1700	CBL 361		157	12.1	53
Show		11575+1809	GWP1713		184	9.7	57
Show		11516+1802	SLW 661		268	153.1	63
Show		11584+1810	GWP1720		172	132.7	66
Show		11574+1823	A 2486		239	1.1	68
Show		11576+1626	GWP1714		240	63.0	70
Show		11558+1616	SLE 893		62	15.8	71
Show		11528+1828	GWP1696		139	27.0	71
Show		12000+1720	TDS8157		125	0.6	71
Show		12000+1736	KPP 616		56	5.6	73
Show		11531+1832	GRV1195		198	15.2	73
Show		11595+1808	GRV 847		350	32.8	79
Show		12010+1719	TDS8164		279	1.0	86
Show		11518+1614	BRT1275		69	2.9	86
Show		11496+1641	BPM 583		307	60.8	90
Show		12003+1633	GWP1728		344	21.4	92
Show		11525+1557	SLE 891		208	20.1	95
Show		11489+1802	LDS5742		109	4.4	95
Show		12006+1820	HDS1688	AB	6	0.5	98
Show		12006+1820	GII 182	Aa,Ab	99	0.1	98
Show		11557+1902	GWP1706		328	27.4	99
Show		11544+1546	BNW 1	AB	215	104.5	101
Show		11544+1546	SMH9001	AC	283	144.8	101
Show		11511+1851	HJ 511	AB	245	33.8	104
Show		11511+1851	SIN 67	AC	190	23.9	104
Show		11485+1633	HEI 158		280	1.6	106
Show		11557+1539	H 6 13		45	90.0	107
Show		11547+1916	KPP2373		223	20.3	112
Show		12025+1646	OSO 44		83	18.4	115
Show		11545+1921	CVR 632		214	18.2	117
Show		12032+1709	COU 177		300	1.6	119
Show		12033+1715	GRV1197		193	20.6	120
Show		11596+1547	LDS4163		252	11.6	120
Show		11473+1640	CLZ 51		154	8.4	120
Show		11545+1925	STTA112	AB	36	73.4	121
Show		11478+1623	SLW 651		27	39.5	121
Show		11545+1925	LBU 14	BC	350	79.6	122
Show		11545+1925	LBU 14	BD	314	116.5	122
Show		11528+1526	SHJ 132	AB	14	39.1	123
Show		11528+1526	SHJ 132	AC	267	94.4	123
Show		12024+1611	CVR1400		220	3.9	129
Show		11544+1515	WOR 20		285	1.2	130
Show		11458+1751	CBL 355		351	87.4	135

WDS 11550+1724 : COMPONENTS

	A
B	pa=244.8° sep=30.60"

11550+1724 A

Componente originario normalizzato	AB		Coord arcsec 2000	115500.89+172447.5		Mag	12.19		PmRA	-10.00
PmDE	-10.0

11550+1724 B

Componente originario normalizzato	AB		Coord arcsec 2000	115458.96+172434.5		Mag	13.17		PmRA	-10.00
PmDE	-13.0		Calc delta mag	0.98		Calc coord	yes