15318-6616 TDS 9539 (HD 137774)

15^h 31^m 46.99^s -66° 15' 55.0" P.A. 218.00 sep 0.4 mag 11.38,11.42 Sp B9/A0V

Coord 2000	15318-6616	Discov num	TDS9539	Comp		Coord arcsec 2000	15 31 46.99 -66 15 55.0
Date first	1991	Date last	1991	Obs	1
Pa first	218	Pa last	217.8	P.A. Now (θ)	217.8°
Sep first	0.4	Sep last	0.4	Sep. Now (ρ)	0.4"
Mag pri	11.38	Mag sec	11.42	delta mag (ΔM)	0.04	Spectral class	B9/A0V (blue-white)
Pri motion ra	-006	Sec motion ra	-006
Pri motion dec	-001	Sec motion dec	-001
Notes

Nature of this double is uncertain.

OTHER CATALOGS AND DESIGNATIONS

Name	HD 137774		Constellation	Triangulum Australe		Tycho2	9034-01849-1		Gaia DR2	5824063171960348160
HD	137774

WDS 15318-6616 TDS 9539 (HD 137774) : NOTES

No records found.

REFERENCES

refcode	metd	author	reference
TDS		Tycho Double Star (from additional DD list)	...................
TDT		Tycho Double Star (from additional DD list)	...................

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
15318-6616	TDS9539		1991	1	218	0.4	11.38	11.42			153146.99-661555.0

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WDS 15318-6616 TDS 9539 (HD 137774) : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 15318-6616 TDS 9539 (HD 137774) : MEASURES

No records found.

WDS 15318-6616 (HD 137774) : VIRTUAL EYEPIECE

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WDS 15318-6616 (HD 137774) : ALADIN DSS IMAGE @ 15^h 31^m 46.99^s -66° 15' 55.0"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 15318-6616 TDS 9539 (HD 137774) : NEIGHBORHOODS

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

Show	name	coord_2000	discov#	comp	pa	sep	dist(')
Show		15318-6616	TDS9539		218	0.4
Show		15332-6621	RST 776		12	0.7	11
Show		15286-6619	TDS 775		2	1.3	20
Show		15352-6625	TDS9553		6	0.9	23
Show		15358-6617	RST 777		24	2.7	25
Show		15367-6619	DUN 188		220	82.2	30
Show		15262-6619	RST 765		293	2.5	34
Show		15379-6632	DON 744		184	2.0	41
Show		15308-6536	KRV 53		175	37.6	41
Show		15244-6617	TDS9508		47	0.6	45
Show		15243-6625	RST 763		124	5.5	47
Show		15381-6549	MLO 66		174	3.6	47
Show		15363-6537	RST 778	AB	21	9.0	48
Show		15248-6552	HDS2169		82	16.1	49
Show		15379-6706	TDS9567		172	0.4	62
Show		15420-6600	TDS9594		21	0.4	64
Show		15413-6548	RST 785		332	2.9	65
Show		15262-6521	HJ 4761	A,BC		12.2	65
Show		15262-6521	B 837	BC	166	0.1	66
Show		15336-6720	DON 737		84	3.8	66
Show		15198-6618	TDS9488		60	0.5	73
Show		15424-6651	DON 748		285	1.6	73
Show		15438-6625	TDS9604		194	4.2	73
Show		15198-6630	KRV 52		51	56.6	74
Show		15376-6511	B 840		42	4.8	75
Show		15299-6729	RSS 26		242	20.3	75
Show		15362-6507	I 240		186	2.5	75
Show		15389-6514	TDS9575		164	0.7	76
Show		15193-6607	TDS9484		207	0.5	76
Show		15439-6644	DON 749		213	3.9	78
Show		15403-6719	TDS9586		187	0.5	81
Show		15184-6616	TDS9475		259	0.6	81
Show		15419-6710	TDS9593		284	0.8	81
Show		15230-6721	DON1111		63	9.0	84
Show		15405-6512	B 2362		112	7.5	84
Show		15452-6548	TDS 786		214	1.3	87
Show		15172-6600	RST 751		184	1.4	90
Show		15198-6711	HDS2153		224	14.4	91
Show		15394-6455	WFC 279		22	11.9	94
Show		15421-6731	DON1114		288	5.7	97
Show		15457-6529	RST 792		74	0.1	98
Show		15207-6729	I 332	AB	108	1.3	98
Show		15207-6729	I 332	AC	72	55.2	98
Show		15470-6544	TDS9621		313	0.4	99
Show		15443-6724	WFC 167		309	9.4	101
Show		15149-6609	HDS2141		338	0.1	103
Show		15442-6728	DON 751		52	4.1	103
Show		15471-6532	NSN 353		57	6.9	104
Show		15309-6801	TSN 172		305	0.3	106
Show		15326-6803	TDS9543		282	1.0	107
Show		15139-6614	TDS9459		34	0.8	108

WDS 15318-6616 : COMPONENTS

	A
B	pa=197.3° sep=0.33"

15318-6616 A

Componente originario normalizzato	AB	Name	HD 137774	Coord arcsec 2000	153146.99-661555.0	Mag	11.38
Spectral class	B9/A0V (blue-white)	PmRA	-6.00	PmDE	-1.0	Tycho2	9034-01849-1
HD	137774

Tycho2

Tycho2	9034-01849-1	Pflag		RAmdeg	232.94570245	DEmdeg	-66.26531603
PmRA	-6.2	PmDE	-1.0	E RAmdeg	22	E DEmdeg	22
E pmRA	2.0	E pmDE	1.9	EpRAm	1990.28	EpDEm	1990.08
Num	4	Q RAmdeg	0.8	Q DEmdeg	1.7	Q pmRA	0.8
Q pmDE	1.6	BTmag	10.881	E BTmag	0.034	VTmag	10.668
E VTmag	0.038	Prox	999	TYC	T	HIP
CCDM		RAdeg	232.94573889	DEdeg	-66.26531361	EpRA 1990	1.58
EpDE 1990	1.54	E RAdeg	22.1	E DEdeg	21.5	Posflg
Corr	-0.2

15318-6616 B

Componente originario normalizzato	AB		Coord arcsec 2000	153146.97-661555.3		Mag	11.42		PmRA	-6.00
PmDE	-1.0		Calc delta mag	0.04		Calc coord	yes