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18460-2856
TSN 187

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Binocular doubles
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Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

18460-2856 TSN 187

18^h 45^m 57.46^s -28° 55' 53.7" P.A. 172.00 sep 0.4 mag 12.70,14.10 Sp M4

Coord 2000	18460-2856	Discov num	TSN 187	Comp		Coord arcsec 2000	18 45 57.46 -28 55 53.7
Date first	2019	Date last	2020	Obs	2
Pa first	182	Pa last	172.4	P.A. Now (θ)	172.4°
Sep first	0.3	Sep last	0.395	Sep. Now (ρ)	0.395"
Mag pri	12.70	Mag sec	14.10	delta mag (ΔM)	1.4	Spectral class	M4 (red)
Pri motion ra	+307	Sec motion ra
Pri motion dec	-249	Sec motion dec
Notes	R (Red magnitudes)

Nature of this double is uncertain.

OTHER CATALOGS AND DESIGNATIONS

Constellation

Sagittarius

WDS 18460-2856 TSN 187 : NOTES

No records found.

REFERENCES

refcode	metd	author	reference
Tsk2015		= The Solar Neighborhood series. Many measures do not have date of observation
Tsk2015		and for these, an "N" code is added and the year of publication is added as the
Tsk2015		observation epoch.)
TSN1996	-	Simons, D.A., Henry, T.J. & Kirkpatrick, J.D.	1996AJ....112.2238S
TSN1996		AJ 112, 2238, 1996
TSN1998	-	Patterson, R.J., Ianna, P.A. & Begam, M.C.	1998AJ....115.1648P
TSN1998		AJ 115, 1648, 1998
TSN2005	-	Costa, E., Mendez, R.A., Jao, W.-C., Henry, T.J., Subasavage, J.P., Brown, M.A.,	2005AJ....130..337C
TSN2005		Ianna, P.A. & Bartlett, J.
TSN2005		AJ 130, 337, 2005
TSN2007	C -	Finch, C.T., Henry, T.J., Subasavage, J.P., Jao, W.-C. & Hambly, N.C.	2007AJ....133.2898F
TSN2007		AJ 133, 2898, 2007
TSN2007		(Default date = decade of publication used for measures without published date)
TSN2010	C -	Riedel, A.R., Subasavage, J.P., Finch, C.T., Jao, W.-C., Henry, T.J., Winters, J.,	2010AJ....140..897R
TSN2010		Brown, M.A., Ianna, P.A., Costa, E. & Mendez, R.A.
TSN2010		AJ 140, 897, 2010
TSN2011	C -	Boyd, M.R., Winters, J.G., Henry, T.J., Jao, W.-C., Finch, C.T., Subasavage, J.P.	2011AJ....142...10B
TSN2011		& Hambly, N.C.
TSN2011		AJ 142, 10, 2011
TSN2011		Probable common proper motion pairs from Table 6 added. As "possible" pairs do not
TSN2011		have an actual measure and no physicality is determined, these are not. Default
TSN2011		date = decade of publication used for measures without published date)
TSN2011b	C -	Boyd, M.R., Henry, T.J., Jao, W.-C., Subasavage, J.P. & Hambly, N.C.	2011AJ....142...92B
TSN2011b		AJ 142, 92, 2011
TSN2011b		Probable common proper motion pairs from Table 6 added. As "possible" pairs do not
TSN2011b		have an actual measure and no physicality is determined, these are not. Default
TSN2011b		date = decade of publication used for measures without published date)
TSN2011c	-	Riedel, A.R., Murphy, S.J., Henry, T.J., Melis, C., Jao, W.-C., & Subasavage, J.P.	2011AJ....142..104R
TSN2011c		AJ 142, 104, 2011
TSN2012	Hn j	Dieterich, S.B., Henry, T.J., Golimowski, D.A., Krist, J.E. & Tanner, A.M.	2012AJ....144...64D
TSN2012		AJ 144, 64, 2012
TSN2013	-	Cantrell, J.R., Henry, T.J. & White, R.J.	2013AJ....146...99C
TSN2013		AJ 146, 99, 2013
TSN2014b	C -	Riedel, A.R., Finch, C.T., Henry, T.J., Subasavage, J.P., Jao, W.-C., Malo, L.,	2014AJ....147...85R
TSN2014b	+E2	Rodriguez, D.R., White, R.J., Gies, D.R., Dieterich, S.B., Winters, J.G., Davison,
TSN2014b	+Hf	C.L., Nelan, E.P., Blunt, S.C., Cruz, K.L., Rice, E.L. & Ianna, P.A.
TSN2014b		AJ 147, 85, 2014
TSN2014c	-	Dieterich, S.B., Henry, T.J., Jao, W.-C., Winters, J.G., Hosey, A.D., Riedel, A.R.	2014AJ....147...94D
TSN2014c		& Subasavage, J.P.
TSN2014c		AJ 147, 94, 2014
TSN2015	C -	Hosey, A.D., Henry, T.J., Jao, W.-C., Dieterich, S.B., Winters, J.G., Lurie, J.C.,	2015AJ....130....6H
TSN2015		Riedel, A.R. & Subasavage, J.P.
TSN2015		AJ 130, 6, 2015
TSN2017	C -	Winters, J.G., Sevrinsky, R.A., Jao, W.-C., Henry, T.J., Riedel, A.R., Subasavage,	2017AJ....153...14W
TSN2017		J.P., Lurie, J.C., Finch, C.T. & Ianna, P.A.
TSN2017		AJ 153, 14, 2017
TSN2020	orb -	Vrijmoet, E.H., Henry, T.J., Jao, W.-C. & Dieterich, S.B.	2020AJ....160..215V
TSN2020		AJ 160, 215, 2020
TSN2021	j	Dieterich, S.B., Simler, A., Henry, T.J. & Jao, W.-C.	2021AJ....161..172D
TSN2021		AJ 161, 172, 2021
TSN2022a	St+ -	Vrijmoet, E.H., Tokovinin, A., Henry, T.J., Winters, J.G., Horch, E. & Jao, W.-C.	2022AJ....163..178V
TSN2022a	+orb	AJ 163, 178, 2022
TSN2022b	C	Hubbard-James, H.-S., Lesley, D.X., Henry, T.J., Paredes, L.A. & Nisak, A.H.	2022AJ....164..174H
TSN2022b		AJ 164, 174, 2022

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
18460-2856	TSN 187		2020	2	172	0.4	12.70	14.10	M4	R	184557.46-285553.7

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

WDS 18460-2856 TSN 187 : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 18460-2856 TSN 187 : MEASURES

No records found.

WDS 18460-2856 : 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 18460-2856 : ALADIN DSS IMAGE @ 18^h 45^m 57.46^s -28° 55' 53.7"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 18460-2856 TSN 187 : 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		18460-2856	TSN 187		172	0.4	1
Show		18457-2847	B 404		238	5.0	11
Show		18440-2920	LDS 651		209	35.8	36
Show		18467-2930	TOK 366	AB	260	0.3	36
Show		18467-2930	TOK 366	AC	293	9.2	36
Show		18444-2926	SEE 357	AB	291	14.5	37
Show		18444-2926	B 9035	AC	313	14.5	37
Show		18444-2926	B 9035	AD	349	10.8	37
Show		18444-2926	B 9035	AE	277	31.3	37
Show		18466-2932	TDS 943		226	0.9	38
Show		18450-2813	B 403		76	2.4	45
Show		18494-2904	OL 21		152	2.1	47
Show		18490-2830	RST2077		164	0.6	48
Show		18464-2755	RST2073		149	0.4	62
Show		18447-2959	B 2460		102	9.1	66
Show		18511-2846	BRT3079		233	4.0	69
Show		18488-3006	B 2462		145	6.9	80
Show		18398-2920	RSS 487		303	11.5	85
Show		18405-2953	SEE 356		133	3.1	92
Show		18396-2817	J 1596		105	8.2	93
Show		18496-2736	OCC 153		-1	0.1	94
Show		18461-3029	TDT1043		248	0.4	94
Show		18463-2721	B 405		136	0.5	96
Show		18386-2850	TDT 971		163	0.5	97
Show		18514-3008	TDT1088		141	2.1	101
Show		18400-2743	SKF2132		237	12.4	108
Show		18505-3028	JSP 790		325	4.7	110
Show		18403-3022	SKF2025		234	104.6	114
Show		18457-2659	OCC9185		10	0.2	117
Show		18531-2745	I 1031		349	0.4	119
Show		18394-3019	RSS 486		8	9.4	119
Show		18389-2736	RST2069		123	1.7	124
Show		18456-2651	I 1382		200	0.4	126
Show		18434-3102	PRO 210		195	4.6	130
Show		18402-3045	RST2070		146	0.6	132
Show		18463-3108	B 1371		305	0.1	133
Show		18359-2849	HJ 5051	AB	237	9.3	133
Show		18359-2849	HJ 5051	AC	296	91.6	133
Show		18359-2849	DOO 71	CD	34	4.3	135
Show		18418-3059	TDT1004		231	0.8	135
Show		18554-2801	TVB 305		192	2.0	136
Show		18459-2637	J 2229		26	3.7	140
Show		18502-2647	J 1637		16	5.2	140
Show		18429-3110	DAM 116		114	8.8	141
Show		18560-2808	SEE 364		127	0.9	141
Show		18429-3112	PRO 209		34	9.8	142
Show		18544-2727	B 411		40	4.1	143
Show		18506-2646	B 409		258	5.2	144
Show		18388-3046	SKF2535		44	3.9	145
Show		18569-2910	SKF 455		359	8.1	145
Show		18524-3053	SKF1239		46	44.6	145

WDS 18460-2856 : COMPONENTS

	A
B	pa=173.3° sep=0.39"

18460-2856 A

Componente originario normalizzato	AB		Coord arcsec 2000	184557.46-285553.7		Mag	12.7		Spectral class	M4 (red)
PmRA	307.00		PmDE	-249.0

18460-2856 B

Componente originario normalizzato	AB		Coord arcsec 2000	184557.46-285554.1		Mag	14.1		Calc delta mag	1.4
Calc coord	yes