16583+3117 GRV 944

16^h 58^m 18.68^s +31° 17' 39.1" P.A. 218.00 sep 59.7 mag 10.76,10.85 Sp G3

Coord 2000	16583+3117	Discov num	GRV 944	Comp		Coord arcsec 2000	16 58 18.68 +31 17 39.1
Date first	1902	Date last	2015	Obs	13
Pa first	218	Pa last	217.7	P.A. Now (θ)	217.7°
Sep first	59.6	Sep last	59.67	Sep. Now (ρ)	59.67"
Mag pri	10.76	Mag sec	10.85	delta mag (ΔM)	0.09	Spectral class	G3 (yellow)
Pri motion ra	+014	Sec motion ra	+013
Pri motion dec	-038	Sec motion dec	-037
Notes

rPM=0.035 (< 0.3, Physical double)

This double is physical.

OTHER CATALOGS AND DESIGNATIONS

Constellation

Hercules

Tycho2

2590-00146-1

Gaia DR2

1309982999720052480

WDS 16583+3117 GRV 944 : 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
16583+3117	GRV 944		2000	6	218	59.7	10.76	10.85		D	165818.68+311739.1
16583+3117	GRV 944		2010	7	218	59.7	10.76	10.85		D	165818.68+311739.1
16583+3117	GRV 944		2015	9	218	59.7	10.76	10.85	G3		165818.68+311739.1

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

WDS 16583+3117 GRV 944 : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 16583+3117 GRV 944 : MEASURES

No records found.

WDS 16583+3117 : VIRTUAL EYEPIECE

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

WDS 16583+3117 : ALADIN DSS IMAGE @ 16^h 58^m 18.68^s +31° 17' 39.1"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 16583+3117 GRV 944 : 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		16583+3117	GRV 944		218	59.7
Show		16583+3107	COU 989		195	0.3	11
Show		16580+3101	HDS2400		87	1.3	18
Show		16580+3101	YSC 225	A,Bb	82	1.3	18
Show		16591+3146	KPP 384		306	3.6	30
Show		16582+3147	STF2112		263	2.3	30
Show		17003+3056	ISO 3		90	1.0	34
Show		17004+3058	HLM 8		347	19.8	35
Show		16565+3152	TDT 154		345	0.8	42
Show		16566+3037	KPP1215		25	9.4	47
Show		16584+3210	COU 990		135	2.3	52
Show		16589+3212	FMR 129		183	161.0	55
Show		16546+3036	LDS4701		251	273.0	66
Show		17011+3016	FAR 19		330	149.0	72
Show		16530+3142	BU 1454		64	75.4	73
Show		16594+3231	UC 3269		155	42.1	75
Show		16550+3223	COU 988		86	1.7	78
Show		17014+3227	DAM 265		215	8.1	80
Show		17041+3048	UC 3282		330	8.4	81
Show		17042+3159	CVR1690		238	3.5	86
Show		16518+3151	BU 821		324	1.3	89
Show		17039+3212	DAE 6		155	1.4	90
Show		17055+3102	LEP 80		269	23.6	94
Show		17033+3236	HO 66		251	14.2	101
Show		16559+2939	TDT 150		98	2.1	104
Show		17064+3114	TDT 214		354	0.7	105
Show		17065+3126	CVR 856		172	18.7	106
Show		16521+3006	ROE 3		21	6.1	108
Show		17071+3106	STF2127		281	15.1	114
Show		16496+3044	GRV 939		207	8.0	116
Show		16495+3149	GRV 938		239	29.9	118
Show		17003+3312	SLE 76		15	8.6	118
Show		17005+3314	CBL 513		289	27.1	120
Show		17075+3137	UC 3292		37	18.7	120
Show		17066+3215	SLE 77		268	19.7	121
Show		17080+3112	STT 324		222	3.6	125
Show		16595+3321	SLE 75		287	15.9	125
Show		17076+3038	GRV1226		267	22.1	126
Show		17039+3305	SLN 36		104	11.2	129
Show		16534+2925	HEI 13		122	7.8	130
Show		17077+3026	DAM 877		138	2.7	132
Show		17079+3206	SOZ 17		197	6.5	133
Show		17054+3301	GNS 9		186	2.7	137
Show		17014+3329	BU 1542		314	153.6	137
Show		16476+3129	TDS 836		217	2.6	138
Show		17091+3124	DAM 905	AB	331	1.1	138
Show		17091+3124	DAM 905	AC	174	3.3	138
Show		17044+3314	HO 555	AB	183	1.4	140
Show		17044+3314	HO 555	AC	30	49.8	140
Show		17094+3137	DAM 914		287	6.0	143
Show		16540+2906	A 350		144	0.6	143

WDS 16583+3117 : COMPONENTS

	A
B	pa=213.4° sep=56.58"

16583+3117 A

Componente originario normalizzato	AB		Coord arcsec 2000	165818.68+311739.1		Mag	10.76		Spectral class	G3 (yellow)
PmRA	14.00		PmDE	-38.0		Tycho2	2590-00146-1

Tycho2

Tycho2	2590-00146-1	Pflag		RAmdeg	254.57782348	DEmdeg	31.29420034
PmRA	12.9	PmDE	-39.6	E RAmdeg	39	E DEmdeg	33
E pmRA	2.9	E pmDE	2.9	EpRAm	1989.07	EpDEm	1989.91
Num	3	Q RAmdeg	0.7	Q DEmdeg	0.6	Q pmRA	0.8
Q pmDE	0.7	BTmag	11.833	E BTmag	0.069	VTmag	10.759
E VTmag	0.046	Prox	597	TYC	T	HIP
CCDM		RAdeg	254.57778778	DEdeg	31.29429222	EpRA 1990	1.48
EpDE 1990	1.63	E RAdeg	39.6	E DEdeg	32.5	Posflg
Corr	0.0

16583+3117 B

Componente originario normalizzato	AB		Coord arcsec 2000	165816.25+311651.9		Mag	10.85		PmRA	13.00
PmDE	-37.0		Tycho2	2590-00733-1		Calc delta mag	0.09		Calc coord	yes

Tycho2

Tycho2	2590-00733-1	Pflag		RAmdeg	254.56592961	DEmdeg	31.28110049
PmRA	11.3	PmDE	-36.7	E RAmdeg	30	E DEmdeg	28
E pmRA	2.8	E pmDE	2.7	EpRAm	1985.79	EpDEm	1988.31
Num	4	Q RAmdeg	1.0	Q DEmdeg	0.2	Q pmRA	1.0
Q pmDE	0.2	BTmag	11.834	E BTmag	0.069	VTmag	10.849
E VTmag	0.050	Prox	597	TYC	T	HIP
CCDM		RAdeg	254.56590806	DEdeg	31.28118611	EpRA 1990	1.48
EpDE 1990	1.65	E RAdeg	39.6	E DEdeg	32.1	Posflg
Corr	0.0