18531-1838 HO 569 AB (HD 174802)

Coord 2000	18531-1838		Discov num	HO  569		Comp	AB		Coord arcsec 2000	18 53 06.53 -18 38 12.4
Date first	1893		Date last	1999		Obs	6
Pa first	45		Pa last	38.1		P.A. Now (θ)	38.1°
Sep first	12.0		Sep last	15.628		Sep. Now (ρ)	15.628"
Mag pri	6.92		Mag sec	11.80		delta mag (ΔM)	4.88		Spectral class	K2III (yellow-orange)
Pri motion ra	+004		Sec motion ra
Pri motion dec	-026		Sec motion dec
Notes

Nature of this double is uncertain.

Show	name	SAO	coord	wds_name	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show		161935	18 53 07 -18 38 12	OCC 9186 Aa,Ab	1978	0	-1	-1.0	7.20	8.50	1.30
Show	HD 174802	161935	18 53 07 -18 38 12	HO 569 AB	1999	6	38	15.6	6.92	11.80	4.88		<===

Triple system
2 estimated visually detectable stars in this system

Name	HD 174802		Constellation	Sagittarius		SAO	161935		HIP	92682
Tycho2	6285-01889-1		Gaia DR2	4086741650824370688		HD	174802		GC	25896
BD	BD-18 5115		Distance	187.97		Distance ly	613.16

No records found.

refcode	metd	author	reference
Ho_1883	Ma j	Hough, G.W.	1883MNRAS..43..371H
Ho_1883		MNRAS 43, 371, 1883 (data also in Ho_1890)	1890AN....125....1H
Ho_1884	Ma j	Hough, G.W.	1884MNRAS..44..365H
Ho_1884		MNRAS 44, 365, 1884 (data also in Ho_1890)	1890AN....125....1H
Ho_1885	Ma j	Hough, G.W.	1885MNRAS..45..417H
Ho_1885		MNRAS 45, 417, 1885 (data also in Ho_1890)	1890AN....125....1H
Ho_1886	Ma j	Hough, G.W.	1886MNRAS..46..393H
Ho_1886		MNRAS 46, 393, 1886 (data also in Ho_1890)	1890AN....125....1H
Ho_1887	Ma j	Hough, G.W.	1887AN....116..273H
Ho_1887		AN 116, 273, 1887
Ho_1890	Ma j	Hough, G.W.	1890AN....125....1H
Ho_1890		AN 125, 1, 1890
Ho_1890b	Ma j	Hough, G.W.	1890AJ......9..177H
Ho_1890b		AJ 9, 177, 1890 (some data also in Ho_1890 or Ho_1894b)	1890AN....125....1H
Ho_1894a	Ma -	Hough, G.W.	1894MNRAS..54..251H
Ho_1894a		MNRAS 54, 251, 1894
Ho_1894b	Ma j	Hough, G.W. (HO 304 - 490)	1894AN....135..281H
Ho_1894b		AN 135, 281, 1894
Ho_1894c	Ma -	Hough, G.W. (measure by Dembowski, H.)	1894AN....135..281H
Ho_1894c		AN 135, 281, 1894
Ho_1899a	Ma j	Hough, G.W.	1899AN....149..65H
Ho_1899a		AN 149, 65, 1899
Ho_1899b	Ma -	Hough, G.W. (measure by Burnham, S.W.)	1899AN....149..65H
Ho_1899b		AN 149, 65, 1899
Ho_1907	Ma -	Hough, G.W.	1907PFAO....3c...1D
Ho_1907		Pub. Univ. Penn. 3, Pt. 3, 1907 (measures sent to Doolittle)
Ho_1932A	Ma -	Hough, G.W.	1932QB821.A43......
Ho_1932A		cited in ADS, 1932 (unpublished measures sent to Aitken in manuscript by Fox)
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

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
18531-1838	HO 569	AB	1999	6	38	15.6	6.92	11.80	K2III		185306.53-183812.4

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No records found.


No records found.

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Radius: auto 0.5" 0.8" 1" 2" 3" 5" 10" 15" 20" 25" 30" 35" 40" 45" 50" 55" 1' 2' 3' 4' 5' 6' 7' 8' 9' 10' 15' 20' 30' 40' 50' 1° 2° 4° 5° 8° Components only

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

FoV: 30" 1' 5' 15' 30' 1° 2° 4° 5° 8° Limit: 2 3 4 5 10 15 20 25 30 50 100 Primaries only
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 18531-1838 HO 569 AB 38 15.6 Show 18531-1838 OCC9186 Aa,Ab -1 -1.0 Show 18526-1909 ARA 764 221 10.8 32 Show 18505-1818 TDT1081 75 0.5 42 Show 18506-1813 RST3200 0.7 44 Show 18562-1843 OCC 964 -1 0.0 45 Show 18500-1826 J 1658 59 8.4 46 Show 18498-1836 TDT1075 97 0.5 48 Show 18503-1812 TDT1080 134 0.9 49 Show 18496-1854 OCC 454 -1 0.1 53 Show 18496-1909 OCC 455 AB -1 0.2 59 Show 18510-1747 HJ 2842 338 29.9 59 Show 18488-1838 RSS 491 334 10.8 62 Show 18488-1836 KUI 88 153 0.5 62 Show 18536-1941 RST3203 330 0.6 63 Show 18575-1903 HDS2687 346 1.9 68 Show 18553-1738 HJ 2844 105 23.7 69 Show 18549-1733 RST3205 AB 300 0.5 70 Show 18549-1733 HJ 2843 AB,C 339 22.0 70 Show 18500-1933 KPP4124 15 1.5 71 Show 18547-1946 OL 80 141 3.5 71 Show 18494-1750 HJ 2840 173 15.2 72 Show 18528-1725 HU 257 341 2.1 74 Show 18559-1735 HJ 2845 6 3.9 75 Show 18480-1817 WSI 36 262 15.8 76 Show 18482-1820 J 1636 78 7.1 77 Show 18480-1814 RST3198 154 0.4 78 Show 18494-1740 TDT1072 310 0.7 79 Show 18516-1719 HU 255 166 1.4 83 Show 18510-1958 ARA1162 AB 290 10.3 86 Show 18510-1958 FYM 269 AC 179 7.0 86 Show 18510-1958 FYM 269 AD 342 16.7 86 Show 18483-1935 B 2461 197 6.7 90 Show 18479-1936 J 1657 28 3.6 90 Show 18470-1912 HJ 2837 89 11.2 94 Show 18546-2010 ARA1163 231 15.2 94 Show 18527-2014 OCC1017 -1 0.1 97 Show 18594-1917 OCC 590 -1 0.1 98 Show 18597-1909 BRT1544 322 2.3 99 Show 18528-1658 J 2238 182 4.8 99 Show 18510-2018 PLT 3 AB 101 93.6 104 Show 18510-2018 EVS 38 AC 158 3.3 104 Show 19000-1918 OCC 346 -1 1.0 106 Show 18598-1927 DYL 25 AB 166 7.3 107 Show 18598-1927 DYL 25 BC 197 4.6 107 Show 18598-1927 DYL 25 BD 268 5.8 107 Show 18548-2024 J 1753 AB 277 8.2 108 Show 18548-2024 J 1753 AC 56 11.3 108 Show 18596-1934 DYL 22 296 9.0 109 Show 18465-1940 BRT1543 258 3.3 112 Show 18535-2030 DON 933 237 0.3 113

	A	Ab
Ab	pa=0.0° sep=0.00"
B	pa=36.6° sep=15.32"	pa=36.6° sep=15.32"

Name	HD 174802		Coord arcsec 2000	185306.53-183812.4		Mag	6.92		Spectral class	K2III (yellow-orange)
PmRA	4.00		PmDE	-26.0		SAO	161935		HIP	92682
Tycho2	6285-01889-1		HD	174802		GC	25896		BD	BD-18 5115

Tycho2	6285-01889-1		Pflag			RAmdeg	283.27720283		DEmdeg	-18.63684170
PmRA	3.4		PmDE	-26.7		E RAmdeg	4		E DEmdeg	5
E pmRA	0.9		E pmDE	0.9		EpRAm	1991.33		EpDEm	1991.00
Num	19		Q RAmdeg	0.8		Q DEmdeg	0.6		Q pmRA	0.7
Q pmDE	0.7		BTmag	8.478		E BTmag	0.016		VTmag	6.918
E VTmag	0.010		Prox	999		TYC	T		HIP	92682
CCDM			RAdeg	283.27719444		DEdeg	-18.63678000		EpRA 1990	1.80
EpDE 1990	1.67		E RAdeg	4.2		E DEdeg	5.1		Posflg
Corr	0.0

SAO	161935		DelFlag			RA1950			PmRA1950	-0.0008
DE1950			PmDE1950	-0.023		Vmag	6.9		SpType	K0
Double code			Source	70		CatNum	25896		DM	BD-18 5115
DMcomp			BDsup			HD	174802		M HD	0
GC	25896		RA1950rad	4.93133201		DE1950rad	-0.32635306		PmRA2000	-0.0007
PmDE2000	-0.023

Catalog	H		HIP	92682		Proxy			RAhms	18 53 06.53
DEdms	-18 38 12.4		Vmag	6.77		VarFlag			R Vmag	H
RAdeg	283.277		DEdeg	-18.6368		AstroRef			Plx	6.66
CCDM	18531-1838		N CCDM	I		Nsys	1		Ncomp	1
MultFlag			Source			Qual			M HIP
Theta			Rho			HD	174802		BD	BD-18 5115
CD			CP			Dm number	-18 5115		VIred	1.26
SpType	K1III		R SpType			Coord arcsec 2000	185306.53-183812.4

HIP	92682		Sn	5		So	0		Nc	1
RArad	4.9441197614		DErad	-0.325273124		Plx	5.32		PmRA	3.76
PmDE	-25.48		E RArad	0.41		E DErad	0.26		E Plx	0.48
E pmRA	0.5		E pmDE	0.35		Hpmag	6.9256		E Hpmag	0.001
SHp	0.007		VA	0		BV	1.276		E BV	0.009
VI	1.24

Ccdm	18531-1838		RComp			Comp	A		Note1
Note2			Discov num			DRAs	0.43		DDEs	-12.0
R dRAs	10		Year			Theta			Rho
Obs	2		Vmag	6.9		Sp	K0		PmNote	*
PmRA	-10		PmDE	-21		Dm number	-18 5115		Cat1	BD
Name2	161935		Cat2	SAO		HD	174802		M HD
ADS BDS	A11776		M ADS BDS			N IDS			IDS	18472S1846A
HIC	92682

Coord arcsec 2000

185306.53-183812.4

Mag

8.5

Calc delta mag

1.3

Calc coord

yes

Coord arcsec 2000

185307.17-183800.1

Mag

11.8

Calc delta mag

4.6

Calc coord

yes

Ccdm	18531-1838		RComp			Comp	B		Note1
Note2			Discov num	HO 569		DRAs			DDEs
R dRAs			Year	1894		Theta	040		Rho	18.5
Obs	2		Vmag	11.8		Sp			PmNote
PmRA			PmDE			Dm number			Cat1
Name2			Cat2			HD			M HD
ADS BDS	A11776		M ADS BDS			N IDS			IDS	18472S1846B
HIC