19524-2246 OCC 188 (HD 187740)

19^h 52^m 22.04^s -22° 45' 58.6" P.A. -1.00 sep 0.5 mag 9.80,9.80 Sp K3/4III:

Coord 2000	19524-2246	Discov num	OCC 188	Comp		Coord arcsec 2000	19 52 22.04 -22 45 58.6
Date first	1933	Date last	1933	Obs	0
Pa first	-1	Pa last	-1	P.A. Now (θ)	-1
Sep first	0.5	Sep last	0.5	Sep. Now (ρ)	0.5"
Mag pri	9.80	Mag sec	9.80	delta mag (ΔM)	0	Spectral class	K3/4III: (yellow-orange)
Pri motion ra	+014	Sec motion ra
Pri motion dec	-027	Sec motion dec
Notes

Nature of this double is uncertain.

OTHER CATALOGS AND DESIGNATIONS

Name	HD 187740		Constellation	Sagittarius		SAO	188652		Tycho2	6891-00066-1
Gaia DR2	6863942168094489984		HD	187740

WDS 19524-2246 OCC 188 (HD 187740) : 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
19524-2246	OCC 188			0			9.80	9.80			195222.04-224558.6
19524-2246	OCC 188			0			9.80	9.80			195222.04-224558.6
19524-2246	OCC 188			0			9.80	9.80			195222.04-224558.6
19524-2246	OCC 188			0			9.80	9.80			195222.04-224558.6
19524-2246	OCC 188			0			9.80	9.80			195222.04-224558.6
19524-2246	OCC 188			0			9.80	9.80			195222.04-224558.6
19524-2246	OCC 188			0			9.80	9.80			195222.04-224558.6
19524-2246	OCC 188			0			9.80	9.80			195222.04-224558.6
19524-2246	OCC 188			0			9.80	9.80			195222.04-224558.6
19524-2246	OCC 188			0			9.80	9.80			195222.04-224558.6
19524-2246	OCC 188			0			9.80	9.80			195222.04-224558.6
19524-2246	OCC 188			0			9.80	9.80			195222.04-224558.6
19524-2246	OCC 188			0			9.80	9.80			195222.04-224558.6
19524-2246	OCC 188			0			9.80	9.80			195222.04-224558.6
19524-2246	OCC 188			0			9.80	9.80			195222.04-224558.6
19524-2246	OCC 188			0			9.80	9.80			195222.04-224558.6
19524-2246	OCC 188			0			9.80	9.80			195222.04-224558.6
19524-2246	OCC 188			0			9.80	9.80			195222.04-224558.6
19524-2246	OCC 188			0			9.80	9.80			195222.04-224558.6
19524-2246	OCC 188			0			9.80	9.80			195222.04-224558.6
19524-2246	OCC 188			0			9.80	9.80			195222.04-224558.6
19524-2246	OCC 188			0			9.80	9.80			195222.04-224558.6
19524-2246	OCC 188			0			9.80	9.80			195222.04-224558.6
19524-2246	OCC 188			0			9.80	9.80			195222.04-224558.6
19524-2246	OCC 188			0			9.80	9.80			195222.04-224558.6
19524-2246	OCC 188		1933	0	-1	0.5	9.80	9.80			195222.04-224558.6

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

WDS 19524-2246 OCC 188 (HD 187740) : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 19524-2246 OCC 188 (HD 187740) : MEASURES

No records found.

WDS 19524-2246 (HD 187740) : 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 19524-2246 (HD 187740) : ALADIN DSS IMAGE @ 19^h 52^m 22.04^s -22° 45' 58.6"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 19524-2246 OCC 188 (HD 187740) : 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		19524-2246	OCC 188		-1	0.5
Show		19528-2309	OCC 189		-1	0.1	25
Show		19496-2254	UC 4031		286	25.5	40
Show		19537-2327	UC 4047		224	54.9	46
Show		19490-2236	DON 969		12	1.9	48
Show		19549-2325	ARA2268		2	2.6	53
Show		19542-2339	ARA2267		197	12.0	59
Show		19499-2343	SEE 396		271	6.8	67
Show		19562-2206	BRT1556		35	3.5	67
Show		19480-2211	DON 968		232	1.8	70
Show		19550-2352	WHC 17		104	11.9	75
Show		19543-2356	HJ 2904	AB	34	45.8	76
Show		19543-2356	ALP 33	AC	108	41.6	76
Show		19543-2356	GAA 23	Aa,Ab	14	0.0	76
Show		19531-2126	HJ 2902		31	16.2	81
Show		19563-2138	LDS 694		212	10.2	87
Show		19475-2150	STN 49		336	1.4	88
Show		19587-2237	TDS1029		239	1.3	88
Show		19488-2129	TDS1016		270	0.8	93
Show		19453-2245	B 2879		150	13.0	99
Show		19455-2319	B 446	AB	251	3.3	101
Show		19455-2319	B 446	AC	162	29.2	101
Show		19506-2427	HJ 2899		310	8.2	104
Show		19578-2132	CRI 25	AB	3	10.3	106
Show		19578-2132	SKF 442	AC	333	3.8	106
Show		19541-2430	B 455		265	2.4	107
Show		19454-2201	DON 966		288	3.2	107
Show		19592-2155	LDS 697		315	41.7	108
Show		19460-2142	LDS4817		106	127.9	110
Show		19465-2131	BU 467		137	3.7	111
Show		19535-2054	ARA1572		255	9.0	114
Show		19559-2103	ARA1573		207	8.9	114
Show		19449-2338	MTG 4		313	0.2	116
Show		19536-2048	LDS4822		267	45.3	120
Show		19575-2108	BRT1557		190	2.8	121
Show		20007-2204	KPP1108		355	8.8	123
Show		19480-2057	HDS2815		19	0.2	125
Show		19459-2113	ARA1571		332	15.4	129
Show		19437-2335	UC 4013		80	18.6	130
Show		20003-2357	SEE 400		25	1.0	131
Show		19449-2412	LDS4816		151	25.9	134
Show		19579-2056	ARA1575		344	10.5	134
Show		19501-2034	TDT1788		228	0.6	136
Show		19512-2030	TDT1804		242	0.5	137
Show		19574-2448	OCC 169		-1	0.8	141
Show		19512-2023	SHN 240		-1	0.3	144
Show		20008-2411	TOK 917	Aa,Ab	244	0.7	145
Show		19537-2022	UC 4046		106	64.0	146
Show		19420-2223	HDS2793		181	0.1	146
Show		19453-2436	TDS1009		248	1.1	147
Show		20030-2314	B 464		231	0.5	150

WDS 19524-2246 : COMPONENTS

	A
B	pa=0.0° sep=0.00"

19524-2246 A

Componente originario normalizzato	AB	Name	HD 187740	Coord arcsec 2000	195222.04-224558.6	Mag	9.8
Spectral class	K3/4III: (yellow-orange)	PmRA	14.00	PmDE	-27.0	SAO	188652
Tycho2	6891-00066-1	HD	187740	DM	CD-2315806

Tycho2

Tycho2	6891-00066-1	Pflag		RAmdeg	298.09184370	DEmdeg	-22.76627927
PmRA	13.6	PmDE	-27.3	E RAmdeg	17	E DEmdeg	22
E pmRA	1.6	E pmDE	1.6	EpRAm	1987.16	EpDEm	1984.43
Num	8	Q RAmdeg	1.9	Q DEmdeg	1.1	Q pmRA	1.9
Q pmDE	1.2	BTmag	11.470	E BTmag	0.077	VTmag	9.670
E VTmag	0.028	Prox	999	TYC	T	HIP
CCDM		RAdeg	298.09181806	DEdeg	-22.76621972	EpRA 1990	1.77
EpDE 1990	1.56	E RAdeg	20.2	E DEdeg	26.5	Posflg
Corr	-0.3

SAO

SAO	188652	DelFlag		RA1950		PmRA1950	0.0002
DE1950		PmDE1950	-0.01	Vmag	9	SpType	K5
Double code		Source	25	CatNum	13835	DM	CD-2315806
DMcomp		BDsup		HD	187740	M HD	0
GC		RA1950rad	5.18968539	DE1950rad	-0.39959927	PmRA2000	0.0002
PmDE2000	-0.011

19524-2246 B

Componente originario normalizzato

Coord arcsec 2000

195222.04-224558.6

Mag

9.8

Calc coord

yes