15553-2322 USD 122 Fa,Fb

15^h 55^m 18.74^s -23° 22' 07.4" P.A. 133.00 sep 0.1 mag 14.20,14.20 Sp M4V

Coord 2000	15553-2322	Discov num	USD 122	Comp	Fa,Fb	Coord arcsec 2000	15 55 18.74 -23 22 07.4
Date first	2019	Date last	2019	Obs	1
Pa first	133	Pa last	132.6	P.A. Now (θ)	132.6°
Sep first	0.1	Sep last	0.054	Sep. Now (ρ)	0.054"
Mag pri	14.20	Mag sec	14.20	delta mag (ΔM)	0	Spectral class	M4V (red)
Pri motion ra	-020	Sec motion ra
Pri motion dec	-027	Sec motion dec
Notes	W R (, Red magnitudes)

Nature of this double is uncertain.

15553-2322 SYSTEM COMPONENTS

Show	name	SAO	coord	wds_name	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show			15 55 19 -23 22 07	USD 122 Fa,Fb	2019	1	133	0.1	14.20	14.20	0.00		<===
Show			15 55 19 -23 22 07	KOH 55 FI	2015	4	101	1.5	10.30	11.20	0.90

Triple system
2 estimated visually detectable stars in this system

OTHER CATALOGS AND DESIGNATIONS

Constellation

Scorpius

WDS 15553-2322 USD 122 Fa,Fb : NOTES

No records found.

REFERENCES

refcode	metd	author	reference
Koh1998	Si j	Koehler, R. & Leinert, Ch.	1998A&A...331..977K
Koh1998	+Ci	A&A 331, 977, 1998
Koh2000a	Si j	Koehler, R., Kunkel, M., Leinert, Ch., & Zinnecker, H.	2000A&A...356..541K
Koh2000a	+Ci	A&A 356, 541, 2000
Koh2000b	A j	Koehler, R., Kasper, M., & Herbst, T.	2000IAUS..200P..63K
Koh2000b		IAU Symp. 200, 63, 2000
Koh2001	Ci j	Koehler. R.	2001AJ....122.3325K
Koh2001	+Si	AJ 122, 3325, 2001
Koh2002	Ci j	Koehler, R. & Petr-Gotzens, M.G.	2002AJ....124.2899K
Koh2002	+Si	AJ 124, 2899, 2002
Koh2002	+A
Koh2006	A j	Koehler, R., Petr-Gotzens, M.G., McCaughrean, M.J., Bouvier, J., Duchene, G.,	2006A&A...458..461K
Koh2006		Quirrenbach, A., & Zinnecker, H.
Koh2006		A&A 458, 461, 2006
Koh2008	Si j	Koehler, R., Neuhauser, R., Kramer, S., Leinert, Ch., Ott, T., & Eckart, A.	2008A&A...488..997K
Koh2008	+A	A&A 488, 997, 2008
Koh2008b	A j	Koehler, R., Ratzka, T., Herbst, T.M., & Kasper, M.	2008A&A...482..929K
Koh2008b	+orb	A&A 482, 929, 2008
Koh2011	A j	Koehler, R.	2011A&A...530A.126L
Koh2011	+orb	A&A 530, A126, 2011
Koh2012	orb j	Koehler, R., Ratzka, T., & Leinert, Ch.	2012A&A...541A..29K
Koh2012	+A	A&A 541, A29, 2012
Koh2012	+Si
Koh2013	A j	Koehler, R., Ratzka, T., Petr-Gotzens, M.G., & Correia, S.	2013A&A...558A..80K
Koh2013	+orb	A&A 558, A80, 2013
Koh2016	A j	Koehler, R., Kasper, M., Herbst, T.M., Ratzka, T., & Bertrang, G.H.-M.	2016A&A...587A..35K
Koh2016	+orb	A&A 587, A35, 2016
USA2005		US Numbers from Esplin et al. (2018AJ....156...75E). Double star results in Tok2020a	.

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
15553-2322	USD 122	Fa,Fb	2019	1	133	0.1	14.20	14.20	M4V	WR	155518.74-232207.4

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

WDS 15553-2322 USD 122 Fa,Fb : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 15553-2322 USD 122 Fa,Fb : MEASURES

No records found.

WDS 15553-2322 : VIRTUAL EYEPIECE

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

WDS 15553-2322 : ALADIN DSS IMAGE @ 15^h 55^m 18.74^s -23° 22' 07.4"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 15553-2322 USD 122 Fa,Fb : 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		15553-2322	KOH 55	FI	101	1.5
Show		15553-2322	USD 122	Fa,Fb	133	0.1
Show		15555-2308	KSA 74		208	1.8	15
Show		15565-2339	TOK 736		102	0.2	24
Show		15550-2347	GHE 17	AB	236	0.7	26
Show		15550-2347	B 2796	AC	162	10.9	26
Show		15550-2347	LAF 84	AD	241	0.7	26
Show		15565-2348	KOH 60	AB	22	0.1	31
Show		15565-2348	LAF 85	AC	76	5.6	31
Show		15565-2348	LAF 85	AD	359	10.5	31
Show		15576-2321	KSA 119	AB	76	0.1	32
Show		15576-2321	LAF 88	AC	114	3.3	32
Show		15576-2321	LAF 88	AD	351	3.8	32
Show		15573-2339	KSA 118	AB	148	0.1	33
Show		15573-2339	IRE 1	AC	95	3.5	33
Show		15573-2339	IRE 1	AD	26	7.8	33
Show		15573-2339	IRE 1	AE	46	12.8	33
Show		15573-2339	IRE 1	AF	180	16.6	33
Show		15547-2246	KOU 42	AB	280	7.9	38
Show		15578-2305	LAF 89		317	8.3	39
Show		15574-2354	KOH 58		46	1.4	44
Show		15586-2257	MET 65	AB		6.6	52
Show		15586-2257	MET 65	AC	358	7.7	52
Show		15586-2257	MET 65	AD	129	8.4	52
Show		15586-2257	MET 65	AE	268	8.5	52
Show		15586-2257	MET 65	AF	103	12.3	52
Show		15586-2348	KSA 76		15	12.3	53
Show		15581-2406	KOH 59	Ba,Bb	85	0.6	59
Show		15581-2406	KSA 120	Aa,Ab	113	0.3	59
Show		16000-2312	I 979		325	0.7	66
Show		16001-2311	K2 38	AB	38	10.8	68
Show		16001-2311	K2 38	AC	323	11.2	68
Show		16001-2311	K2 38	AD	309	29.4	68
Show		15539-2432	OCC 161		-1	0.1	73
Show		15501-2312	KSA 115		222	0.0	73
Show		15557-2437	I 1279		9	0.4	75
Show		15595-2412	B 2374		22	15.1	77
Show		16007-2343	KOH 64		30	1.5	78
Show		15574-2435	LDS4609	AB	218	5.7	79
Show		15574-2435	LDS4609	AC	279	130.9	79
Show	Dschubba	16003-2237	LAB 3		16	0.1	83
Show		16007-2241	TOK 740		61	0.1	86
Show		15534-2158	JNN 214		226	0.5	89
Show		16000-2221	KSA 122	BC	108	0.1	90
Show		16000-2221	USD 264	AB	343	0.3	90
Show		15593-2211	TOK 739		84	0.1	91
Show		16017-2258	BOY 18		356	0.7	92
Show		16020-2331	LDS4621		24	277.9	93
Show		16014-2241	MET 67	AB	37	6.5	95
Show		16014-2241	MET 67	AC	311	9.5	95
Show		16014-2241	MET 67	AD	73	10.1	95

WDS 15553-2322 : COMPONENTS

	F	Fb
Fb	pa=135.0° sep=0.05"
I	pa=102.0° sep=1.41"	pa=100.8° sep=1.37"

15553-2322 F

Coord arcsec 2000	155518.74-232207.4		Mag	10.3		Spectral class	M4V (red)		PmRA	-20.00
PmDE	-27.0

15553-2322 Fb

Coord arcsec 2000

155518.74-232207.4

Mag

14.2

Calc coord

yes

15553-2322 I

Coord arcsec 2000

155518.84-232207.7

Mag

11.2

Calc delta mag

0.9

Calc coord

yes