21198+1108 GRV 446

21^h 19^m 53.53^s +11° 08' 45.0" P.A. 157.00 sep 60.2 mag 11.40,14.48

Coord 2000	21198+1108	Discov num	GRV 446	Comp		Coord arcsec 2000	21 19 53.53 +11 08 45.0
Date first	2000	Date last	2015	Obs	9
Pa first	157	Pa last	156.9	P.A. Now (θ)	156.9°
Sep first	59.7	Sep last	60.169	Sep. Now (ρ)	60.169"
Mag pri	11.40	Mag sec	14.48	delta mag (ΔM)	3.08	Spectral class
Pri motion ra	+024	Sec motion ra	+035
Pri motion dec	-011	Sec motion dec	-014
Notes

rPM=0.302

Nature of this double is uncertain.

OTHER CATALOGS AND DESIGNATIONS

Constellation

Equuleus

Tycho2

1110-00399-1

Gaia DR2

1745547074999605376

WDS 21198+1108 GRV 446 : 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
21198+1108	GRV 446		2000	2	157	59.7	11.00	13.70		D	211953.53+110845.0
21198+1108	GRV 446		2001	4	157	59.9	11.00	13.70		D	211953.53+110845.0
21198+1108	GRV 446		2013	4	156	60.5	11.40	14.48			211953.53+110845.0
21198+1108	GRV 446		2015	6	157	60.2	11.40	14.48			211953.53+110845.0

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

WDS 21198+1108 GRV 446 : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 21198+1108 GRV 446 : MEASURES

No records found.

WDS 21198+1108 : VIRTUAL EYEPIECE

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

WDS 21198+1108 : ALADIN DSS IMAGE @ 21^h 19^m 53.53^s +11° 08' 45.0"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 21198+1108 GRV 446 : 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		21198+1108	GRV 446		157	60.2
Show		21215+1122	BPM2363		196	52.2	27
Show		21186+1134	BU 163	AB	257	1.0	32
Show		21186+1134	BU 163	AC	252	29.7	32
Show		21186+1134	BU 163	AD	163	44.8	32
Show		21186+1134	BU 163	AE	6	87.5	32
Show		21209+1140	BPM2361		54	111.3	35
Show		21222+1114	J 2605		223	1.5	37
Show		21223+1111	BRT1355		192	4.1	38
Show		21224+1110	NSN 743		262	2.3	38
Show		21188+1144	HEI 880		205	2.0	39
Show		21225+1057	J 161		300	2.0	40
Show		21227+1101	BPM2367		336	97.0	43
Show		21196+1153	BPM2359		145	89.8	45
Show		21181+1027	UC 4435		259	50.5	50
Show		21202+1018	HJ 933		239	17.0	52
Show		21214+1020	A 617		45	0.0	54
Show		21164+1128	CVR 892		185	7.0	55
Show		21236+1030	BRT1356		63	5.7	68
Show		21225+1207	BPM2366		107	61.1	70
Show		21190+1218	BRT1354		163	3.6	71
Show		21248+1136	GWP3057		181	11.2	78
Show		21175+1221	HJ 279	AB	293	5.4	79
Show		21175+1221	HJ 279	AC	293	126.7	79
Show		21201+0947	UC 4444	AB	170	74.7	82
Show		21179+0952	HJ 3019		309	15.0	83
Show		21254+1121	A 887	AB	213	0.1	83
Show		21254+1121	A 887	AC	322	12.3	83
Show		21254+1121	FYM 330	AD	79	22.9	83
Show		21254+1121	FYM 330	AE	61	16.2	83
Show		21224+0953	J 1356		176	8.0	85
Show		21140+1106	TOB 316	BC	87	21.1	88
Show		21140+1106	AG 415	AB	23	15.9	88
Show		21184+1233	BRT1352		183	5.0	88
Show		21142+1135	BPM2350		144	29.1	88
Show		21143+1145	BPM2351		255	115.3	90
Show		21181+0942	HJ 3020		295	25.8	91
Show		21257+1140	BPM2374		142	74.8	92
Show		21137+1115	BPM2345		10	52.4	92
Show		21138+1045	HJ 278		263	22.9	93
Show		21139+1140	BPM2346		245	17.4	94
Show		21245+1003	SKF 16		60	53.2	95
Show		21191+1244	BPM2357		65	34.9	96
Show		21197+0931	STF2786		188	2.8	98
Show		21180+0934	HJ 3021		237	23.8	99
Show		21130+1109	GWP3042		113	25.6	102
Show		21145+1000	STT 535	AB	7	0.1	106
Show		21145+1000	STF2777	AB,C	6	76.5	106
Show		21165+0936	BRT3228		259	6.2	106
Show		21131+1028	BU 1501		210	1.0	108
Show		21242+1237	HJ 282	AB	69	27.3	109

WDS 21198+1108 : COMPONENTS

	A
B	pa=157.3° sep=60.00"

21198+1108 A

Componente originario normalizzato	AB		Coord arcsec 2000	211953.53+110845.0		Mag	11.4		PmRA	24.00
PmDE	-11.0		Tycho2	1110-00399-1

Tycho2

Tycho2	1110-00399-1	Pflag		RAmdeg	319.97294723	DEmdeg	11.14588879
PmRA	16.9	PmDE	-8.5	E RAmdeg	70	E DEmdeg	85
E pmRA	2.2	E pmDE	2.3	EpRAm	1976.23	EpDEm	1966.35
Num	4	Q RAmdeg	2.0	Q DEmdeg	1.0	Q pmRA	2.0
Q pmDE	1.0	BTmag	12.640	E BTmag	0.266	VTmag	11.601
E VTmag	0.138	Prox	999	TYC		HIP
CCDM		RAdeg	319.97290639	DEdeg	11.14590778	EpRA 1990	1.71
EpDE 1990	1.55	E RAdeg	78.0	E DEdeg	102.9	Posflg
Corr	-0.1

21198+1108 B

Componente originario normalizzato	AB		Coord arcsec 2000	211955.10+110749.7		Mag	14.48		PmRA	35.00
PmDE	-14.0		Calc delta mag	3.08		Calc coord	yes