07452+2142 GRV 739

07^h 45^m 16.98^s +21° 42' 54.2" P.A. 251.00 sep 19.3 mag 9.76,12.97 Sp G0

Coord 2000	07452+2142	Discov num	GRV 739	Comp		Coord arcsec 2000	07 45 16.98 +21 42 54.2
Date first	1893	Date last	2016	Obs	11
Pa first	253	Pa last	250.8	P.A. Now (θ)	250.8°
Sep first	19.0	Sep last	19.275	Sep. Now (ρ)	19.275"
Mag pri	9.76	Mag sec	12.97	delta mag (ΔM)	3.21	Spectral class	G0 (yellow)
Pri motion ra	-030	Sec motion ra	-031
Pri motion dec	-043	Sec motion dec	-042
Notes	V (Proper motion indicates physical)

rPM=0.027 (< 0.3, Physical double)

This double is physical.

OTHER CATALOGS AND DESIGNATIONS

Constellation

Gemini

Tycho2

1374-00933-1

Gaia DR2

674707480661174912

WDS 07452+2142 GRV 739 : 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
07452+2142	GRV 739		2000	4	251	19.3	9.60	11.90		D	074516.98+214254.2
07452+2142	GRV 739		2001	5	251	19.4	9.60	11.90		D	074516.98+214254.2
07452+2142	GRV 739		2010	5	251	19.2	9.76	12.97	G0		074516.98+214254.2
07452+2142	GRV 739		2015	6	251	19.3	9.76	12.97	G0		074516.98+214254.2
07452+2142	GRV 739		2016	11	251	19.3	9.76	12.97	G0	V	074516.98+214254.2

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

WDS 07452+2142 GRV 739 : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 07452+2142 GRV 739 : MEASURES

No records found.

WDS 07452+2142 : VIRTUAL EYEPIECE

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

WDS 07452+2142 : ALADIN DSS IMAGE @ 07^h 45^m 16.98^s +21° 42' 54.2"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 07452+2142 GRV 739 : 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		07452+2142	GRV 739		251	19.3
Show		07450+2146	TVB 170		309	24.6	5
Show		07461+2107	HO 247		260	0.5	38
Show		07463+2227	SLW 203		340	123.6	47
Show		07417+2138	HO 523	AB	325	8.7	50
Show		07417+2138	HO 523	AC	3	33.9	50
Show		07417+2138	BKO 113	AD	130	13.2	50
Show		07453+2052	HJ 428		277	14.5	51
Show		07492+2157	STJ 36		227	1.1	56
Show		07416+2207	OCC 786		-1	0.1	57
Show		07449+2044	BAR9007	AB	169	5.7	60
Show		07449+2044	BAR9007	AC	153	69.6	60
Show		07410+2148	OCC 212	Aa,Ab	-1	0.3	61
Show		07410+2148	STF1124	AB	325	19.3	61
Show		07410+2148	VAS 14	AC	347	78.3	61
Show		07410+2148	VAS 14	AD	305	106.3	61
Show		07410+2148	VAS 14	AE	38	125.9	61
Show		07440+2044	SKF2629		26	1.2	62
Show		07486+2224	BRT2378		111	5.0	62
Show		07470+2045	HU 845		140	0.7	63
Show		07400+2203	WAA 32		213	1.6	77
Show		07433+2300	POU2878		109	8.9	83
Show		07481+2301	POU2892		234	8.3	88
Show		07423+2301	POU2871		348	13.1	89
Show		07429+2311	POU2875		324	15.3	94
Show		07450+2317	POU2886		328	3.8	94
Show		07503+2251	POU2896		352	4.7	97
Show		07521+2123	SLW 208		333	55.2	97
Show		07438+2318	POU2880		326	3.9	97
Show		07486+2308	WRH 15	AB	28	0.3	97
Show		07486+2308	BU 1062	AB,C	33	4.3	97
Show		07486+2308	BU 1062	AB,D	24	66.9	97
Show		07517+2104	HO 248		75	20.9	98
Show		07455+2006	BAR 33	AB	344	1.7	98
Show		07455+2006	BAR 33	AB,C	293	138.1	98
Show		07519+2215	COU 927	BC	209	0.9	98
Show		07519+2215	AG 144	AB	339	11.6	98
Show		07382+2150	SKF1616		51	2.1	99
Show		07405+2256	POU2860		134	7.3	100
Show		07459+2000	HJ 2414		239	9.2	103
Show		07481+2318	POU2893		77	4.4	104
Show		07414+2312	AG 142		21	1.7	104
Show		07492+2015	OCC 815		-1	0.1	104
Show		07467+2001	RED 9		206	0.3	105
Show		07411+2016	TDS5056		168	0.5	105
Show		07434+2325	POU2879		241	13.8	106
Show		07412+2318	POU2867		121	12.1	106
Show		07419+2318	POU2868		307	14.1	107
Show		07450+2330	POU2885		167	11.2	108
Show		07412+2314	POU2866		317	4.0	108
Show		07430+2327	BLL 22		128	69.8	109

WDS 07452+2142 : COMPONENTS

	A
B	pa=249.5° sep=18.06"

07452+2142 A

Componente originario normalizzato	AB		Coord arcsec 2000	074516.98+214254.2		Mag	9.76		Spectral class	G0 (yellow)
PmRA	-30.00		PmDE	-43.0		Tycho2	1374-00933-1

Tycho2

Tycho2	1374-00933-1	Pflag		RAmdeg	116.32074257	DEmdeg	21.71505022
PmRA	-29.7	PmDE	-41.8	E RAmdeg	18	E DEmdeg	23
E pmRA	0.8	E pmDE	0.9	EpRAm	1984.66	EpDEm	1980.44
Num	12	Q RAmdeg	1.5	Q DEmdeg	1.2	Q pmRA	1.5
Q pmDE	1.1	BTmag	10.561	E BTmag	0.047	VTmag	9.762
E VTmag	0.032	Prox	999	TYC	T	HIP
CCDM		RAdeg	116.32081750	DEdeg	21.71514417	EpRA 1990	1.75
EpDE 1990	1.76	E RAdeg	21.4	E DEdeg	27.7	Posflg
Corr	0.2

07452+2142 B

Componente originario normalizzato	AB		Coord arcsec 2000	074515.77+214247.9		Mag	12.97		PmRA	-31.00
PmDE	-42.0		Calc delta mag	3.21		Calc coord	yes