18380+3417 LDS 4793

18^h 38^m 02.60^s +34° 17' 12.3" P.A. 182.00 sep 54.2 mag 17.80,21.00

Coord 2000	18380+3417	Discov num	LDS4793	Comp		Coord arcsec 2000	18 38 02.60 +34 17 12.3
Date first	1960	Date last	2015	Obs	6
Pa first	184	Pa last	181.9	P.A. Now (θ)	181.9°
Sep first	56.0	Sep last	54.224	Sep. Now (ρ)	54.224"
Mag pri	17.80	Mag sec	21.00	delta mag (ΔM)	3.2	Spectral class
Pri motion ra	+059	Sec motion ra
Pri motion dec	+078	Sec motion dec
Notes

Nature of this double is uncertain.

OTHER CATALOGS AND DESIGNATIONS

Constellation

Lyra

Gaia DR2

2094376381681824384

WDS 18380+3417 LDS 4793 : NOTES

No records found.

REFERENCES

refcode	metd	author	reference
LDS		Luyten p.m. catalog (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
18380+3417	LDS4793		1998	2	182	53.9	17.80	21.00		D	183802.60+341712.3
18380+3417	LDS4793		2015	3	182	54.2	17.80	21.00			183802.60+341712.3

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WDS 18380+3417 LDS 4793 : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 18380+3417 LDS 4793 : MEASURES

No records found.

WDS 18380+3417 : VIRTUAL EYEPIECE

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WDS 18380+3417 : ALADIN DSS IMAGE @ 18^h 38^m 02.60^s +34° 17' 12.3"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 18380+3417 LDS 4793 : 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		18380+3417	LDS4793		182	54.2
Show		18380+3416	CRB 128		148	11.7	1
Show		18394+3430	SEI 568		192	10.5	22
Show		18403+3425	HDS2645	AB	19	1.9	29
Show		18403+3425	GII 270	Aa,Ab	109	0.2	29
Show		18377+3346	TDT 963		148	1.2	32
Show		18352+3427	CHR 75		267	0.2	37
Show		18370+3452	STF2352	AB	287	15.9	38
Show		18370+3452	STF2352	AC	161	210.3	38
Show		18370+3452	WAL 93	AD	204	37.9	38
Show		18360+3452	TDT 953		136	0.4	44
Show		18357+3452	GII 48		313	0.3	46
Show		18385+3503	COU1308		29	0.4	46
Show		18390+3501	POP 17		16	8.7	47
Show		18379+3505	POP 16	AB	310	9.2	47
Show		18379+3505	POP 16	AC	279	53.0	47
Show		18379+3505	DAM 688	AD	108	5.4	47
Show		18379+3506	TRA 1		164	9.4	49
Show		18349+3347	TDT 944		153	0.7	50
Show		18366+3505	COU1307		327	1.2	51
Show		18366+3328	STF2349	AB	204	7.2	53
Show		18366+3328	WAL 92	AC	314	32.9	53
Show		18425+3432	POP 45		275	6.8	57
Show		18421+3445	B 2546	Aa,Ab	24	0.1	58
Show		18421+3445	STF2372	AB	82	25.0	58
Show		18421+3445	BLL 34	AC	69	114.0	58
Show		18421+3445	BLL 34	BC	65	91.1	58
Show		18332+3420	TDT 935		175	0.9	60
Show		18393+3517	HJ 1335		7	16.7	64
Show		18344+3503	POP 15		313	8.8	65
Show		18416+3503	GRV 237		176	57.8	65
Show		18430+3445	SEI 572	AB	53	22.3	68
Show		18430+3445	BKO 52	AC	147	18.7	68
Show		18420+3505	SEI 570		131	9.4	68
Show		18430+3445	BKO 52	BD	82	7.5	68
Show		18414+3323	TDT 997		139	0.6	69
Show		18426+3459	UC 3650		159	22.3	71
Show		18438+3433	SEI 573		298	20.9	73
Show		18335+3510	HO 86		200	0.3	77
Show		18427+3326	UC 3651		218	10.7	78
Show		18418+3314	KU 119		86	20.6	79
Show		18445+3400	STTA172		5	64.9	83
Show		18378+3249	LDS4792		45	3.7	88
Show		18309+3417	COU1150	Aa,Ab	283	0.4	89
Show		18309+3417	STF2335	AB	318	11.7	89
Show		18309+3417	STF2335	AC	153	25.3	89
Show		18309+3417	ABH 100	AD	270	35.1	89
Show		18309+3417	ABH 100	AE	20	42.6	89
Show		18313+3447	POP 152		311	2.8	89
Show		18345+3540	WSP 3	AB	87	1.2	94
Show		18345+3540	WSP 3	AC	246	18.3	94

WDS 18380+3417 : COMPONENTS

	A
B	pa=181.6° sep=54.21"

18380+3417 A

Componente originario normalizzato	AB		Coord arcsec 2000	183802.60+341712.3		Mag	17.8		PmRA	59.00
PmDE	78.0

18380+3417 B

Componente originario normalizzato	AB		Coord arcsec 2000	183802.48+341618.1		Mag	21		Calc delta mag	3.2
Calc coord	yes