04530+2647 OCC 778 (HD 30945)

04^h 52^m 58.23^s +26° 46' 39.3" P.A. -1.00 sep 0.0 mag 7.90,10.20 Sp K3III dist. 137.55 pc (448.69 l.y.)

Coord 2000	04530+2647	Discov num	OCC 778	Comp		Coord arcsec 2000	04 52 58.23 +26 46 39.3
Date first	1990	Date last	1990	Obs	0
Pa first	-1	Pa last	-1	P.A. Now (θ)	-1
Sep first	0.0	Sep last	0.04	Sep. Now (ρ)	0.04"
Mag pri	7.90	Mag sec	10.20	delta mag (ΔM)	2.3	Spectral class	K3III (yellow-orange)
Pri motion ra	+006	Sec motion ra
Pri motion dec	-064	Sec motion dec
Notes

Nature of this double is uncertain.

OTHER CATALOGS AND DESIGNATIONS

Name	HD 30945	Constellation	Taurus	SAO	76804	HIP	22706
Tycho2	1839-00325-1	Gaia DR2	153653215225287936	HD	30945	BD	BD+26 759
Distance	137.55	Distance ly	448.69

WDS 04530+2647 OCC 778 (HD 30945) : NOTES

No records found.

REFERENCES

refcode	metd	author	reference
OCC1971	O j	Taylor, G.E., O'Leary, B., van Fladern, T.C. Bartholdi, P., Owen, F.,	1971Natur.234..405T
OCC1971		Hubbard, W.B., Smith, B.A., Smith, S.A., Fallon, F.W. Devinney, E.J. & Oliver, J.
OCC1971		Nature 234, 405, 1971 (also summarized in OCC2010)
OCC1972	O j	Hubbard, W.B. & van Flandern, T.C.	1972AJ.....77...65H
OCC1972		AJ 77, 65, 1972
OCC1976	O j	Taylor, G.E., Walker, E.N., Quintanilla, A.R. & Lopez de Coca, M.P.	1976A&A....50..121T
OCC1976		A&A 50, 121, 1976 (also summarized in OCC2010)
OCC1990	O j	Dunham, D.W., Dunham, J.B., Binzel, R.P., Evans, D.S., Freuh, M., Henry, G.W.,	1990AJ.....99.1636D
OCC1990		A'Hearn, M.A., Schnurr, R., Betts, R., Haynes, H., Orcutt, R., Bowell, E., et al.
OCC1990		AJ 99, 1636, 1990 (also summarized in OCC2010)
OCC1993	O j	Sato, I., Soma, M. & Hirose, T.	1993AJ....105.1553S
OCC1993		AJ 105, 1553, 1993 (also summarized in OCC2010)
OCC2001	O -	Vasundhara, R., Jayakumar, K., Velu, C., Appakutty, M., Paranjpye, A.,	2001BASI...29..577V
OCC2001		Kulkarni, H., Nitsure, P., Prabhunne, M. & Shah, K.
OCC2001		Bull. Astr. Soc. India 29, 577, 2001 (also summarized in OCC2010)
OCC2002	O -	Occult. Doubles Cat., D. Dunham, ed.	.
OCC2002		http://www.lunar-occultations.com/iota/iotandx.htm
OCC2008	O j	Ling, A.	2008JRASC.102...15L
OCC2008		JRASC 102, 15, 2008
OCC2009	O u	Herald, D. and Sandy, R.	2009JDSO....5..208H
OCC2009		JDSO 5, 208, 2009
OCC2009b	O j	Lin, C.-L., Zhang, Z.-W., Chen, W.P., King, S.-K., Lin, H.-C., Bianco, F.B.,	2009PASP..121..359L
OCC2009b		Lehner, M.J., Coehlo, N., Wang, J.-H., Mondal, S., Alcock, C., Axelrod, T., et al.
OCC2009b		PASP 121, 359, 2009 (also summarized in OCC2010)
OCC2010	O u	Herald, D., Boyle, R., Dunham, D., Hirose, T., Maley, P., Timerson, B., Farris,	2010JDSO....6...88H
OCC2010		T., Frappa, E., Lecacheux, J., Hayamizu, T., Kozubal, M., Nolthenius, R., et al.
OCC2010		JDSO 6, 88, 2010
OCC2010b	O u	Herald, D., Loader, B. & Parker, S.	2010JDSO....6..150H
OCC2010b		JDSO 6, 150, 2010
OCC2010c	O -	Herald, D., Kashiwagura, M., Loader, B., Messner, S., Sandy, R. & Togashi, H.	2010JDSO....6..152H
OCC2010c		JDSO 6, 152, 2010
OCC2010d	O u	Loader, B., Asada, Y., Breit, D., Bradshaw, J., Gault, D., Herald, D., Iverson,	2010JDSO....6..176L
OCC2010d		E., Ishida, M., Karasaki, H., Kashiwagura, M., Miyashita, K., Messner, S., et al.
OCC2010d		JDSO 6, 176, 2010
OCC2011	O u	George, T., Timerson, B., Coughlin, K. & Fleishman, R.	2011JDSO....7..129G
OCC2011		JDSO 7, 129, 2011
OCC2011b	O u	Loader, B. Bradshaw, J., Breit, D., Gault, D., George, T., Herald, D., Iverson,	2011JDSO....7..159L
OCC2011b		E., Ishida, M., Karasaki, H., Kashiwagura, M., Kenmotsu, K., Lowe, D., et al.
OCC2011b		JDSO 7, 159, 2011
OCC2011c	O u	George, T., Timerson, B., Cooke, B., Degenhardt, S., Dunham, D.W., Messner, S.,	2011JDSO....7..169G
OCC2011c		Suggs, R., Venable, R. & Warren, W.H.
OCC2011c		JDSO 7, 169, 2011
OCC2011d	O -	George, T., Timerson, B., Beard, T., Blank, T., Dantowitz, R., Davis, J.,	2011JDSO....7..175G
OCC2011d		di Cicco, D., Dunham, D.W., Hill, M., Sliski, A. & Sumner, R.
OCC2011d		JDSO 7, 175, 2011
OCC2011e	O j	Bulder, H., Loader, B., Herald, D., Messner, S., Ling, A., Raab, H.,	...................
OCC2011e		Culbertson, B., Black, S., Ishida, M., Ohno, T., & Miyashita, K.
OCC2011e		J. for Occultation Astron., #3, Jul-Sep 2011 (some data also in OCC2008)
OCC2012a	O j	George, T., Timerson, B., Degenhardt, S., Bracken, C., Cadmus, R., Carcich, A.,	2012JDSO....8..306G
OCC2012a		Centala, J., Modic, R., & Slauson, D.
OCC2012a		JDSO 8, 306, 2012
OCC2012b	O u	Loader, B., Asada, Y., Bradshaw, J., Breit, D., Fuertes, J., Gault, D., George,T.,	2012JDSO....8..313L
OCC2012b		Graham, P., Herald, D., Holenstein, B., Iverson, E., Ishida, M., et al.
OCC2012b		JDSO 8, 313, 2012
OCC2013a	O -	George, T., Timerson, B., Brooks, J., Conrad, S., Dunham, J.B., Dunham, D.W.,	2013JDSO....9...88G
OCC2013a		Jones,R., Lipka, T.R., Thomas, W., Warren, W.J., Jr., Wasson, R. & Wisniewski, J.
OCC2013a		JDSO 9, 88, 2013
OCC2013b	O j	Giacchini, B.L., Timerson, B., George, T., Degenhardt, S. & Herald, D.	2013JDSO....9..130G
OCC2013b		JDSO 9, 130, 2013
OCC2013c	O j	Casas, R., Juan, J., Naves, R., Perello, C., Rovira, J., Selva, A. & Schnabel, C.	2013JDSO....9..183C
OCC2013c		JDSO 9, 183, 2013
OCC2013d	O j	Herald, D., Talbot, J., Bradshaw, J., Broughton, J., Hanna, W. & Watson, D.	2013JDSO....9..226H
OCC2013d		JDSO 9, 226, 2013
OCC2013e	O -	Herald, D.	2013JDSO....9..274H
OCC2013e		JDSO 9, 274, 2013
OCC2014a	O -	Loader, B.	2014JDSO...10....2L
OCC2014a		JDSO 10, 2, 2014
OCC2014b	O -	Gault, D.	2014JDSO...10....4G
OCC2014b		JDSO 10, 4, 2014
OCC2014c	O -	Herald, D., Talbot, J., Chad, C., Broughton, J. & Anderson, P.	2014JDSO...10...29H
OCC2014c		JDSO 10, 29, 2014
OCC2014d	O j	Herald, D., Talbot, J. & Kerr, S.	2014JDSO...10..107H
OCC2014d		JDSO 10, 107, 2014
OCC2014e	O u	Loader, B., Bradshaw, J., Breit, D., Edens, E., Forbes, M., Gault, D., George, T.,	2014JDSO...10..150L
OCC2014e		Haymes, T., Herald, D., Holenstein, B., Ito, T., Iverson, E., et al.
OCC2014e		JDSO 10, 150, 2014
OCC2014f	O -	Soma, M., Hayamizu, T., Ishida, M., Owada, M., Ida, M., Aikawa, R., Hashimoto, A.,	2014JDSO...10..240S
OCC2014f		Horaguchi, T., Kitazaki, K., Uchiyama, S., Uehara, S., Yaeza, A., et al.
OCC2014f		JDSO 10, 240, 2014
OCC2016a	O j	Loader, B., Asai, A., Bardecker, J., Bradshaw, J., Breit, D., Buettner, D.,	2016JDSO...12..143L
OCC2016a		Chad, C., Denyer, P., Edens, E., Forbes, M., Gault, D., George, T., et al.
OCC2016a		JDSO 12, 143, 2016
OCC2016b	O -	Gault, D. & Herald, D.	2016JDSO...12..556G
OCC2016b		JDSO 12, 556, 2016
OCC2017a	O j	Loader, B., Anderson, P., Asai, A., Bradshaw, J., Breit, D., Forbes, M.,	2017JDSO...13..585L
OCC2017a		Gault, D., George, T., Haymes, T., Herald, D., Ishida, M., Kerr, S., et al.
OCC2017a		JDSO 13, 585, 2016
OCC2018a	O j	Timerson, B., George, T., Blank, T., Maley, P., Messner, S. & Moore, J.	2018JDSO...14..395T
OCC2018a		JDSO 14, 395, 2018	.
OCC2019a	O j	Timerson, B., George, T., Bean, J., Blank, T., Bardecker, J., Dunham, D., Dunham,	2019JDSO...15..162T
OCC2019a		J., Gimple, B., Maley, P., Anthony, S., Wiesenborn, C., Hunt, T., Sumner, R. &
OCC2019a		Thomas, W.
OCC2019a		JDSO 15, 162, 2019	.
OCC2019b	O j	Hirose, T., Ida, M., Yamamura, H., Uchiyama, S., Hashimoto, A., Aikawa, R.,	2019JDSO...15..268H
OCC2019b		Terakubo, K., Sato, M. & Shima, K.
OCC2019b		JDSO 15, 268, 2019	.
OCC2019c	O j	Loader, B., Asada, Y., Asai, A., Bardecker, J., Bourgeois, J., Bradshaw, J., Chad,	2019JDSO...15..503L
OCC2019c		C., Ellington, C., Gault, D., Giacchini, B., Haymes, T., Herald, D., Ishida, M.,
OCC2019c		Iverson, E., Kerr, S., Manek, J., McKay, G., Messner, S., Pratt, A., Sandy, R.,
OCC2019c		Watanabe, H., Yamamura, H. & Yoshida, H.
OCC2019c		JDSO 15, 503, 2019	.
OCC2019d	O j	Giacchini, B.L., George, T., Spagnotto, J. & Wilberger, A.J.	2019JDSO...15..554G
OCC2019d		JDSO 15, 554, 2019	.
OCC2020a	O -	Perello, C., Frappa, E., Janik, T., Kattentidt, B., Polak, J., Rottenborn, M. &	2020JDSO...16...87P
OCC2020a		Selva, A.
OCC2020a		JDSO 16, 87, 2020
OCC2020b	O	Herald, D.	2020JDSO...16..113H
OCC2020b		JDSO 16, 105, 2020
OCC2020c	O	Bardecker, J. & Messner, S.	2020JDSO...16..405B
OCC2020c		JDSO 16, 405, 2020
OCC2020d	O	Gault, D., Barry, T., Nosworthy, P., Hanna, W., Messner, S., Oesper, D., Dunford,	2020JDSO...16..440G
OCC2020d		R., Trank, R., Preston, S. & Herald, D.
OCC2020d		JDSO 16, 440, 2020
OCC2020e	O	Boutet, M. & Sanchez, J.	2020JDSO...16..483B
OCC2020e		JDSO 16, 483, 2020
OCC2021a	O	Hayamizu, T., Soma, M., Watanabe, Ha., Asai, A., Watanable, Hi. & Nohara, H.	2021JDSO...17..131H
OCC2021a		JDSO 17, 131, 2021
OCC2021b	O	Frappa, E., Zeleny, P., Baruffetti, P., Bendjeddou, A., Bigi, M., Bouazara, O.,	2021JDSO...17..230F
OCC2021b		Gacem, A., Khenifer, H.M., Mokhtari, L., Nosal, P., Rayane, H., Selimi, T.E.M.,
OCC2021b		Sposetti, S. & Aissa, D.B.
OCC2021b		JDSO 17, 230, 2021
OCC2022a	O	Hayamizu, T., Soma, M., Watanabe, Hi., Asai, A., Watanable, Ha., Akira, A.,	2022JDSO...18...61H
OCC2022a		Ida, M., Uchiyama, S., Nagata, T., Yamamura, H., Owada, M. & Yamashita, M.
OCC2022a		JDSO 18, 61, 2022
OCC2022b	O j	Andersson, S.	2022JDSO...18..207A
OCC2022b		JDSO 18, 207, 2022
OCC2022c	O j	Klos, O.	2022JDSO...18..210K
OCC2022c		JDSO 18, 210, 2022
OCC2023a	O j	Bardecker, J.	2023JDSO...19...59B
OCC2023a		JDSO 19, 59, 2023

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
04530+2647	OCC 778		1990	0	-1	0.0	7.90	10.20	K3III		045258.23+264639.3

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

WDS 04530+2647 OCC 778 (HD 30945) : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 04530+2647 OCC 778 (HD 30945) : MEASURES

No records found.

WDS 04530+2647 (HD 30945) : VIRTUAL EYEPIECE

Click on the map to see the double of your interest.
Pass over with the mouse cursor to display the catalog designation.

WDS 04530+2647 (HD 30945) : ALADIN DSS IMAGE @ 04^h 52^m 58.23^s +26° 46' 39.3"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 04530+2647 OCC 778 (HD 30945) : 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		04530+2647	OCC 778		-1	0.0
Show		04556+2712	OCC 753		-1	0.1	44
Show		04491+2701	OCC 766		-1	0.1	54
Show		04572+2623	ITF 160		261	4.7	62
Show		04573+2623	ITF 159		52	2.9	63
Show		04483+2658	OCC 736		-1	0.1	63
Show		04547+2544	OCC 789		-1	0.1	68
Show		04562+2554	GIC 52	AB	320	55.0	69
Show		04562+2554	RAO 197	Aa,Ab	3	0.4	69
Show		04576+2615	ITF 30		355	5.6	70
Show		04577+2610	LDS6152		131	63.9	73
Show		04581+2618	COU 758		148	0.4	75
Show		04531+2529	STF 607		251	14.2	78
Show		04581+2609	ITF 189		54	18.6	79
Show		04565+2751	KPP3589		3	4.3	81
Show		04536+2522	CHR 127	AB	3	0.2	86
Show		04536+2522	A 1843	AC	348	0.2	86
Show		04556+2808	HJ 688		166	11.4	89
Show		04553+2517	OCC 77		-1	0.1	96
Show		04479+2755	KOH 26	AB	85	0.6	97
Show		04479+2755	DAE 37	AC	72	10.1	97
Show		04479+2755	DAE 37	AD	307	11.0	97
Show		04479+2755	DAE 37	AE	25	12.4	97
Show		04460+2619	COU 707		202	0.4	98
Show		04599+2720	STF 623	AB	206	20.5	99
Show		04460+2720	HJ 3259	AB	142	5.7	99
Show		04460+2720	FYM 364	AC	197	17.8	99
Show		04462+2602	OCC 710		-1	0.1	102
Show		04466+2549	LDS5599		359	14.4	103
Show		04596+2556	TOK 493		267	620.2	103
Show		04449+2717	KOH 24	AB	47	1.8	113
Show		04449+2717	DAE 34	Aa,Ab	180	0.1	113
Show		04449+2717	DAE 34	AC	238	7.0	113
Show		04449+2717	DAE 34	AD	19	7.4	113
Show		05013+2632	BU 1238		16	1.6	113
Show		05010+2608	SLW 177		190	151.1	115
Show		05017+2640	A 1844	AB	77	0.3	118
Show		05017+2640	S 461	AB,C	159	78.3	118
Show		05017+2640	BAG 21	Ca,Cb	63	0.0	119
Show		04572+2457	HDS 643		332	0.4	124
Show		04519+2849	DAE 38	CE	270	11.1	124
Show		04519+2849	DAE 38	CD	82	5.5	124
Show		04519+2849	KOH 29	Ba,Bb	320	0.3	124
Show		04519+2849	KOH 29	AB	107	7.8	124
Show		04519+2849	DAM1324	AC	195	17.3	124
Show		04582+2503	BU 1390	AB	357	44.9	126
Show		04582+2503	BU 1390	AC	291	93.6	126
Show		04582+2503	SMK 2	Aa,Ab	-1	0.0	126
Show		04548+2443	POU 500		175	15.7	127
Show		04595+2516	COU 568		159	0.8	128
Show		04492+2448	LMP 30		150	26.6	129

WDS 04530+2647 : COMPONENTS

	A
B	pa=0.0° sep=0.00"

04530+2647 A

Componente originario normalizzato	AB	Name	HD 30945	Coord arcsec 2000	045258.23+264639.3	Mag	7.9
Spectral class	K3III (yellow-orange)	PmRA	6.00	PmDE	-64.0	SAO	76804
HIP	22706	Tycho2	1839-00325-1	HD	30945	BD	BD+26 759

Tycho2

Tycho2	1839-00325-1	Pflag		RAmdeg	73.24262532	DEmdeg	26.77744229
PmRA	6.4	PmDE	-55.8	E RAmdeg	6	E DEmdeg	7
E pmRA	0.9	E pmDE	0.8	EpRAm	1990.67	EpDEm	1990.22
Num	19	Q RAmdeg	0.7	Q DEmdeg	0.6	Q pmRA	0.6
Q pmDE	0.6	BTmag	9.360	E BTmag	0.023	VTmag	7.639
E VTmag	0.012	Prox	999	TYC	T	HIP	22706
CCDM		RAdeg	73.24260889	DEdeg	26.77757417	EpRA 1990	1.72
EpDE 1990	1.51	E RAdeg	6.4	E DEdeg	7.3	Posflg
Corr	-0.1

SAO

SAO	76804	DelFlag		RA1950		PmRA1950	0.001
DE1950		PmDE1950	-0.042	Vmag	7.3	SpType	K2
Double code		Source	34	CatNum	2204	DM	BD+26 759
DMcomp		BDsup		HD	30945	M HD	0
GC		RA1950rad	1.26480441	DE1950rad	0.46593738	PmRA2000	0.0009
PmDE2000	-0.043

Hipparcos

Catalog	H	HIP	22706	Proxy		RAhms	04 52 58.23
DEdms	+26 46 39.3	Vmag	7.49	VarFlag		R Vmag	H
RAdeg	73.2426	DEdeg	26.7776	AstroRef		Plx	6.63
CCDM		N CCDM		Nsys		Ncomp	1
MultFlag		Source		Qual		M HIP
Theta		Rho		HD	30945	BD	BD+26 759
CD		CP		Dm number	+26 759	VIred	1.43
SpType	K3III	R SpType		Coord arcsec 2000	045258.23+264639.3

Hipparcos 2

HIP	22706	Sn	5	So	0	Nc	1
RArad	1.2783247106	DErad	0.4673569234	Plx	7.27	PmRA	5.75
PmDE	-56.68	E RArad	0.79	E DErad	0.59	E Plx	0.89
E pmRA	1.04	E pmDE	0.81	Hpmag	7.6292	E Hpmag	0.0013
SHp	0.01	VA	0	BV	1.419	E BV	0.018
VI	1.4

04530+2647 B

Componente originario normalizzato	AB		Coord arcsec 2000	045258.23+264639.3		Mag	10.2		Calc delta mag	2.3
Calc coord	yes