23300+2117 GRV 668 AC

23^h 30^m 03.44^s +21° 17' 01.8" P.A. 322.00 sep 78.6 mag 11.61,13.00

Coord 2000	23300+2117	Discov num	GRV 668	Comp	AC	Coord arcsec 2000	23 30 03.44 +21 17 01.8
Date first	1895	Date last	2015	Obs	8
Pa first	322	Pa last	322.4	P.A. Now (θ)	322.4°
Sep first	78.6	Sep last	78.593	Sep. Now (ρ)	78.593"
Mag pri	11.61	Mag sec	13.00	delta mag (ΔM)	1.39	Spectral class
Pri motion ra	+018	Sec motion ra	+022
Pri motion dec	-017	Sec motion dec	-009
Notes

rPM=0.361

Nature of this double is uncertain.

23300+2117 SYSTEM COMPONENTS

Show	name	SAO	coord	wds_name	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show			23 30 03 +21 17 02	GRV 668 AB	2015	7	331	6.2	11.61	13.60	1.99
Show			23 30 03 +21 17 02	GRV 668 AC	2015	8	322	78.6	11.61	13.00	1.39		<===

Triple system
3 estimated visually detectable stars in this system

OTHER CATALOGS AND DESIGNATIONS

Constellation

Pegasus

Tycho2

1726-01002-1

Gaia DR2

2827211567472956160

WDS 23300+2117 GRV 668 AC : 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
23300+2117	GRV 668	AC	1997	2	322	78.6	11.61	13.10			233003.44+211701.8
23300+2117	GRV 668	AC	2000	3	322	78.6	11.61	13.10			233003.44+211701.8
23300+2117	GRV 668	AC	2003	5	322	78.6	11.61	13.10			233003.44+211701.8
23300+2117	GRV 668	AC	2015	5	322	78.6	11.61	13.00			233003.44+211701.8

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

WDS 23300+2117 GRV 668 AC : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 23300+2117 GRV 668 AC : MEASURES

No records found.

WDS 23300+2117 : VIRTUAL EYEPIECE

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

WDS 23300+2117 : ALADIN DSS IMAGE @ 23^h 30^m 03.44^s +21° 17' 01.8"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 23300+2117 GRV 668 AC : 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		23300+2117	GRV 668	AB	331	6.2
Show		23300+2117	GRV 668	AC	322	78.6
Show		23300+2114	UC 4964		262	32.6	3
Show		23305+2038	CVR 993		279	9.6	40
Show		23318+2148	COU 243		344	0.9	40
Show		23268+2057	COU 241		12	3.4	51
Show		23324+2159	HDS3354		40	4.1	54
Show		23283+2028	KPP1191		55	9.3	55
Show		23299+2211	LDS1068		313	9.8	55
Show		23325+2200	HLM 41	AB	290	7.7	56
Show		23325+2200	HLM 41	AC	35	23.8	56
Show		23328+2205	ELS 6		4	6.4	62
Show		23318+2016	UC 4975		315	27.5	66
Show		23332+2212	UC 4981		213	63.9	70
Show		23251+2052	UC 4946		132	28.1	74
Show		23269+2016	TDT4038		62	0.6	77
Show		23259+2211	UC 289		68	39.5	79
Show		23317+1956	WIR 1	AB	73	5.3	85
Show		23317+1956	LMP 24	AC	13	30.2	85
Show		23317+1956	LMP 24	AD	337	38.1	85
Show		23235+2059	TDT4015		212	0.4	94
Show		23278+1948	TDT4048		235	0.9	95
Show		23284+2251	COU 242		325	1.9	97
Show		23365+2153	BAR 63		252	3.5	97
Show		23371+2123	SLN 99		100	14.1	99
Show		23361+2027	TDT4118		3	0.6	99
Show		23232+2139	UC 4935		263	4.8	99
Show		23322+1942	COU 340		55	0.3	100
Show		23263+1952	CLZ 90		181	31.2	100
Show		23337+1944	CVR 998		169	22.4	106
Show		23378+2128	CLZ 93		4	19.6	109
Show		23228+2034	TOK 704	Ba,Bb	187	0.8	111
Show		23228+2034	STF3007	AB	92	5.9	111
Show		23228+2034	STF3007	AC	305	103.8	111
Show		23228+2208	GIC 191		254	999.9	114
Show		23369+2016	HJ 988		241	9.1	115
Show		23305+1914	TDT4074		56	2.4	123
Show		23389+2101	LDS5108	AB	111	9.5	126
Show		23389+2101	LDS5108	AC	137	14.8	126
Show		23211+2148	UC 286		293	69.8	129
Show		23393+2116	COU 33		326	5.4	131
Show		23208+2158	STT 494		82	3.3	136
Show		23347+1914	COU 341		119	0.8	140
Show		23280+2335	STTA246	BC	195	88.9	141
Show		23280+2335	FYM 129	BF	178	119.8	141
Show		23280+2335	STTA246	AB	122	80.0	142
Show		23280+2335	LDS5092	AD	30	121.9	142
Show		23280+2335	LDS5092	AE	240	244.2	142
Show		23280+2335	STTA246	AC	161	135.6	142
Show		23280+2335	FYM 129	AG	55	166.5	142
Show		23280+2335	FYM 129	AF	156	177.1	142

WDS 23300+2117 : COMPONENTS

	A	B
B	pa=332.8° sep=6.12"
C	pa=324.3° sep=76.64"	pa=323.6° sep=70.59"

23300+2117 A

Coord arcsec 2000	233003.44+211701.8		Mag	11.61		PmRA	18.00		PmDE	-17.0
Tycho2	1726-01002-1

Tycho2

Tycho2	1726-01002-1	Pflag		RAmdeg	352.51435670	DEmdeg	21.28384410
PmRA	15.4	PmDE	-14.6	E RAmdeg	51	E DEmdeg	56
E pmRA	1.6	E pmDE	1.6	EpRAm	1979.27	EpDEm	1976.63
Num	3	Q RAmdeg	1.1	Q DEmdeg	0.1	Q pmRA	1.1
Q pmDE	0.1	BTmag	11.935	E BTmag	0.092	VTmag	11.606
E VTmag	0.105	Prox	999	TYC		HIP
CCDM		RAdeg	352.51431806	DEdeg	21.28387806	EpRA 1990	1.59
EpDE 1990	1.61	E RAdeg	54.5	E DEdeg	60.5	Posflg
Corr	-0.3

23300+2117 B

Coord arcsec 2000	233003.24+211707.2		Mag	13.6		PmRA	-12.00		PmDE	23.0
Calc delta mag	1.99		Calc coord	yes

23300+2117 C

Coord arcsec 2000	233000.24+211804.1		Mag	13		PmRA	22.00		PmDE	-9.0
Calc delta mag	1.39		Calc coord	yes