16431+3321 GRV 935

16^h 43^m 10.94^s +33° 21' 43.8" P.A. 293.00 sep 10.5 mag 12.69,12.31

Coord 2000	16431+3321	Discov num	GRV 935	Comp		Coord arcsec 2000	16 43 10.94 +33 21 43.8
Date first	1940	Date last	2017	Obs	13
Pa first	293	Pa last	292.5	P.A. Now (θ)	292.5°
Sep first	10.7	Sep last	10.479	Sep. Now (ρ)	10.479"
Mag pri	12.69	Mag sec	12.31	delta mag (ΔM)	0.38	Spectral class
Pri motion ra	-013	Sec motion ra	-011
Pri motion dec	+013	Sec motion dec	+016
Notes

rPM=0.186 (< 0.3, Physical double)

This double is physical.

OTHER CATALOGS AND DESIGNATIONS

Constellation

Hercules

Tycho2

2585-01235-1

Gaia DR2

1326348543104361600

WDS 16431+3321 GRV 935 : 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
16431+3321	GRV 935		2000	3	293	10.5	12.10	12.70		D	164310.94+332143.8
16431+3321	GRV 935		2002	4	293	10.4	12.10	12.70		D	164310.94+332143.8
16431+3321	GRV 935		2013	5	293	10.5	12.69	12.31			164310.94+332143.8
16431+3321	GRV 935		2017	6	293	10.5	12.69	12.31			164310.94+332143.8

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

WDS 16431+3321 GRV 935 : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 16431+3321 GRV 935 : MEASURES

No records found.

WDS 16431+3321 : VIRTUAL EYEPIECE

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

WDS 16431+3321 : ALADIN DSS IMAGE @ 16^h 43^m 10.94^s +33° 21' 43.8"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 16431+3321 GRV 935 : 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		16431+3321	GRV 935		293	10.5
Show		16441+3308	TDT 57		21	0.5	18
Show		16460+3324	KPP1386		255	10.4	36
Show		16450+3355	POP 5		140	0.7	41
Show		16455+3350	SKF 262		146	8.2	41
Show		16472+3300	CVR1674		122	3.9	55
Show		16450+3412	UC 3222		33	44.6	56
Show		16403+3406	UC 3204		254	17.1	57
Show		16391+3353	CVR1670		235	3.5	61
Show		16460+3213	SLW1195		33	175.4	78
Show		16375+3250	SKF2729		341	27.6	78
Show		16371+3351	POP 2	AB	135	4.7	82
Show		16371+3351	LNA 9	Aa,Ab	171	0.8	82
Show		16384+3221	SLW1190		68	13.3	86
Show		16364+3349	STF2069		82	35.7	90
Show		16382+3212	ZHN 9		74	39.4	94
Show		16447+3148	COU 804		15	0.2	97
Show		16351+3318	JOD 10		140	0.9	101
Show		16498+3421	RAO 358		106	0.4	102
Show		16366+3224	GYL 15		144	4.5	102
Show		16413+3505	KPP3414		219	22.0	106
Show		16368+3434	TDT 4		190	2.5	107
Show		16413+3136	STF2084		110	1.6	109
Show		16358+3219	SEI 539		233	10.8	113
Show		16343+3409	TDS9976		71	0.8	121
Show		16495+3149	GRV 938		239	29.9	122
Show		16476+3129	TDS 836		217	2.6	126
Show		16353+3441	KPP4008		144	2.3	126
Show		16408+3524	KPP4011		58	1.5	126
Show		16345+3220	NSN 680		134	0.9	127
Show		16384+3514	COU 985		81	0.3	127
Show		16386+3129	KPP1528		141	11.5	127
Show		16426+3113	SEI 540		227	11.5	129
Show		16350+3447	RAO 350		220	1.2	134
Show		16434+3539	COU 986		221	1.3	137
Show		16355+3501	BWL 44	AB	26	0.1	138
Show		16355+3501	BWL 44	AB,C	207	2.2	138
Show		16489+3520	CRB 116		236	19.2	139
Show		16458+3538	STF2101	AB	47	4.1	140
Show		16458+3538	KPR 3	AC	88	235.0	140
Show		16458+3538	TOK 606	AD	122	978.0	140
Show		16320+3334	LDS4676		32	326.5	142
Show		16518+3151	BU 821		324	1.3	143
Show		16448+3544	STF2097	AB	80	1.9	144
Show		16448+3544	STF2097	AC	183	45.0	144
Show		16448+3544	POP1222	AD	7	158.5	144
Show		16371+3119	OSO 73		114	25.1	145
Show		16315+3331	BU 816		221	4.9	147
Show		16416+3053	LSC 66		98	0.0	151
Show		16350+3130	RAO 671		316	3.1	152
Show		16548+3415	KPP1628		84	12.5	154

WDS 16431+3321 : COMPONENTS

	A
B	pa=296.4° sep=9.03"

16431+3321 A

Componente originario normalizzato	AB		Coord arcsec 2000	164310.94+332143.8		Mag	12.69		PmRA	-13.00
PmDE	13.0		Tycho2	2585-01235-1

Tycho2

Tycho2	2585-01235-1	Pflag		RAmdeg	250.79551992	DEmdeg	33.36213596
PmRA	-25.4	PmDE	8.9	E RAmdeg	90	E DEmdeg	86
E pmRA	4.7	E pmDE	4.8	EpRAm	1983.49	EpDEm	1985.25
Num	3	Q RAmdeg	1.7	Q DEmdeg	0.5	Q pmRA	1.7
Q pmDE	0.5	BTmag	12.756	E BTmag	0.211	VTmag	12.686
E VTmag	0.217	Prox	999	TYC		HIP
CCDM		RAdeg	250.79559306	DEdeg	33.36211556	EpRA 1990	1.52
EpDE 1990	1.66	E RAdeg	98.2	E DEdeg	91.2	Posflg
Corr	0.0

16431+3321 B

Componente originario normalizzato	AB		Coord arcsec 2000	164310.29+332147.8		Mag	12.31		PmRA	-11.00
PmDE	16.0		Calc delta mag	0.38		Calc coord	yes