17401-7121 TDT 457

17^h 40^m 07.56^s -71° 20' 50.6" P.A. 104.00 sep 2.3 mag 11.95,13.17

Coord 2000	17401-7121	Discov num	TDT 457	Comp		Coord arcsec 2000	17 40 07.56 -71 20 50.6
Date first	1991	Date last	1991	Obs	1
Pa first	104	Pa last	103.9	P.A. Now (θ)	103.9°
Sep first	2.3	Sep last	2.29	Sep. Now (ρ)	2.29"
Mag pri	11.95	Mag sec	13.17	delta mag (ΔM)	1.22	Spectral class
Pri motion ra	-020	Sec motion ra	-020
Pri motion dec	-013	Sec motion dec	-013
Notes

Nature of this double is uncertain.

OTHER CATALOGS AND DESIGNATIONS

Constellation

Apus

Tycho2

9297-01928-1

Gaia DR2

5809947053238375424

WDS 17401-7121 TDT 457 : NOTES

No records found.

REFERENCES

No records found.

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
17401-7121	TDT 457		1991	1	104	2.3	11.95	13.17			174007.56-712050.6

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WDS 17401-7121 TDT 457 : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 17401-7121 TDT 457 : MEASURES

No records found.

WDS 17401-7121 : VIRTUAL EYEPIECE

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WDS 17401-7121 : ALADIN DSS IMAGE @ 17^h 40^m 07.56^s -71° 20' 50.6"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 17401-7121 TDT 457 : NEIGHBORHOODS

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Show	name	coord_2000	discov#	comp	pa	sep	dist(')
Show		17401-7121	TDT 457		104	2.3
Show		17408-7105	HEI 250		220	1.3	18
Show		17427-7103	HEI 252		123	0.2	22
Show		17358-7124	B 2411		344	0.4	22
Show		17378-7058	TDT 442		194	0.4	26
Show		17341-7115	KPP4043		235	8.0	30
Show		17478-7103	HEI 253		346	0.8	42
Show		17376-7201	UC 3378		275	28.0	43
Show		17315-7112	B 2838		40	12.6	43
Show		17388-7208	HJ 4954		306	14.7	48
Show		17303-7107	B 2409		120	1.6	50
Show		17296-7122	TDT 379		24	1.2	51
Show		17301-7107	TDT 384		175	1.7	51
Show		17348-7034	HEI 248	A,BC	357	28.6	53
Show		17348-7034	HEI 248	BC	264	1.1	54
Show		17290-7131	TDT 377		206	0.5	55
Show		17443-7213	HDO 275		63	0.7	56
Show		17514-7105	TVB 297		209	5.8	57
Show		17285-7141	TDT 372		122	2.6	59
Show		17515-7059	UC 3430		354	74.6	60
Show		17332-7029	TDT 405		39	0.6	63
Show		17477-7214	HEI 392		129	0.9	64
Show		17413-7016	HEI 251		89	1.0	66
Show		17531-7101	GAI9014	AB	328	1.2	67
Show		17531-7101	GAI9014	AC	173	78.9	67
Show		17464-7020	I 610		71	2.4	69
Show		17258-7114	B 2835		38	5.1	70
Show		17322-7022	TDT 402		188	0.7	72
Show		17499-7221	UC 3420		17	20.8	76
Show		17552-7145	TDT 571		198	0.4	76
Show		17449-7009	TDT 486		86	0.6	77
Show		17281-7213	HEI 388		314	1.2	78
Show		17243-7138	HEI 387		5	1.6	78
Show		17492-7227	TDT 520		336	0.4	79
Show		17269-7211	TDT 355		48	0.5	80
Show		17566-7135	HEI 393		332	0.2	80
Show		17269-7034	TDT 354		277	0.9	80
Show		17570-7130	TDT 593		283	1.2	81
Show		17336-7004	TDT 412		303	0.6	84
Show		17575-7115	GLI 238		5	37.5	84
Show		17471-7000	KPP2270		48	19.1	89
Show		17522-7015	HJ 4972		291	6.2	89
Show		17521-7232	KPP 403		142	4.8	91
Show		17559-7032	HJ 4976		53	24.0	92
Show		17239-7211	RSS 439		269	10.4	92
Show		17476-6957	TDT 507		119	2.9	92
Show		17288-7236	WFC 194		75	7.6	92
Show		17262-7018	TDT 350		38	0.6	93
Show		17596-7132	HEI 394		127	1.5	94
Show		17564-7219	B 2049		1	1.0	96
Show		17573-7216	B 2420		222	0.6	98

WDS 17401-7121 : COMPONENTS

	A
B	pa=127.7° sep=0.90"

17401-7121 A

Componente originario normalizzato	AB		Coord arcsec 2000	174007.56-712050.6		Mag	11.95		PmRA	-20.00
PmDE	-13.0		Tycho2	9297-01928-1

Tycho2

Tycho2	9297-01928-1	Pflag		RAmdeg	265.03147531	DEmdeg	-71.34738029
PmRA	-20.3	PmDE	-12.6	E RAmdeg	61	E DEmdeg	51
E pmRA	2.6	E pmDE	2.5	EpRAm	1985.64	EpDEm	1987.14
Num	3	Q RAmdeg	0.2	Q DEmdeg	0.1	Q pmRA	0.2
Q pmDE	0.1	BTmag	12.781	E BTmag	0.156	VTmag	12.018
E VTmag	0.114	Prox	999	TYC		HIP
CCDM		RAdeg	265.03162250	DEdeg	-71.34735139	EpRA 1990	1.65
EpDE 1990	1.77	E RAdeg	62.5	E DEdeg	51.6	Posflg
Corr	-0.1

17401-7121 B

Componente originario normalizzato	AB		Coord arcsec 2000	174007.71-712051.2		Mag	13.17		PmRA	-20.00
PmDE	-13.0		Calc delta mag	1.22		Calc coord	yes