17388+7644 LDS 1873

17^h 38^m 44.39^s +76° 45' 12.7" P.A. 325.00 sep 29.6 mag 11.63,15.20

Coord 2000	17388+7644	Discov num	LDS1873	Comp		Coord arcsec 2000	17 38 44.39 +76 45 12.7
Date first	1966	Date last	2016	Obs	12
Pa first	323	Pa last	325.1	P.A. Now (θ)	325.1°
Sep first	30.0	Sep last	29.609	Sep. Now (ρ)	29.609"
Mag pri	11.63	Mag sec	15.20	delta mag (ΔM)	3.57	Spectral class
Pri motion ra	-007	Sec motion ra	-011
Pri motion dec	+198	Sec motion dec	+191
Notes

rPM=0.041 (< 0.3, Physical double)

This double is physical.

OTHER CATALOGS AND DESIGNATIONS

Constellation

Draco

Tycho2

4569-00317-1

Gaia DR2

1656901866292295040

WDS 17388+7644 LDS 1873 : 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
17388+7644	LDS1873		1999	2	325	29.6	12.21	15.50		D	173844.39+764512.7
17388+7644	LDS1873		2004	3	325	29.7	12.21	15.50		D	173844.39+764512.7
17388+7644	LDS1873		2010	4	325	29.7	11.63	15.20			173844.39+764512.7
17388+7644	LDS1873		2015	6	325	29.6	11.63	15.20			173844.39+764512.7
17388+7644	LDS1873		2016	12	325	29.6	11.63	15.20			173844.39+764512.7

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

WDS 17388+7644 LDS 1873 : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 17388+7644 LDS 1873 : MEASURES

No records found.

WDS 17388+7644 : VIRTUAL EYEPIECE

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WDS 17388+7644 : ALADIN DSS IMAGE @ 17^h 38^m 44.39^s +76° 45' 12.7"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 17388+7644 LDS 1873 : 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		17388+7644	LDS1873		325	29.6
Show		17462+7629	MLR 209		53	2.2	31
Show		17484+7702	LDS1879		35	60.8	37
Show		17505+7635	BVD 332		169	17.7	42
Show		17368+7603	SKF2778		1	61.2	43
Show		17389+7735	MFL 227		150	4.4	50
Show		17422+7625	KPP2682		347	15.5	52
Show		17477+7603	TDT 508		106	0.5	54
Show		17474+7549	MLR 210		82	0.6	65
Show		17235+7606	TDT 335		69	1.5	67
Show		17295+7547	UC 3353		333	14.7	67
Show		17590+7634	LDS1881		179	11.3	70
Show		17344+7801	MLR 205		272	1.2	77
Show		17198+7602	LDS1863		136	12.2	80
Show		17580+7600	TDT 598		210	2.5	82
Show		17533+7802	MFL 213		218	8.2	91
Show		17473+7823	NSN 697		106	4.0	103
Show		17306+7826	MFL 232		154	5.0	105
Show		17338+7503	UC 232		1	13.7	105
Show		17201+7522	WFC 190		39	7.8	107
Show		17427+7459	UC 3388		305	47.7	107
Show		17425+7456	MLR 207		135	0.2	111
Show		17569+7829	CVR 208		276	53.8	119
Show		17417+7442	TDT 466		126	0.7	124
Show		17285+7430	A 1155		287	0.6	141
Show		17249+7431	SKF1053		226	3.1	144
Show		17292+7426	LDS1868		133	3.0	144
Show		17403+7915	MLR 206		26	1.3	151
Show		17531+7423	LDS1880	AB	55	2.6	151
Show		17334+7414	LDS1871		232	33.3	153
Show		17315+7412	MLR 204		51	3.2	156
Show		17536+7417	MLR 211		189	2.5	158
Show		17403+7927	LDS1875		149	110.3	163
Show		17245+7930	MFL 223		313	13.8	171
Show		17350+7344	WIS 319		94	556.4	182
Show		17232+7350	CBL 68		358	44.7	186
Show		17570+7944	MFL 237		177	4.9	188
Show		17458+8003	UC 3399		335	48.9	200
Show		17266+7331	MLR 201		261	0.4	200
Show		17213+7330	LDS1865		52	10.6	208
Show		17231+7313	TDT 329		273	0.8	222
Show		17494+7306	LDS1878		106	10.1	224
Show		17254+7306	TDT 343		182	1.7	226
Show		17462+8032	LDS1877		176	10.5	228
Show		17397+7256	H 1 41		335	0.9	230
Show		17284+7255	TDT 369		166	0.5	234
Show		17515+8038	MFL 219		81	19.5	236
Show		17200+8036	TDT 311	AB	154	2.3	238
Show		17338+8047	TDT 414		176	1.2	243
Show		17189+7241	CVR 859		65	12.3	257
Show		17411+7225	GIC 148		28	89.6	261

WDS 17388+7644 : COMPONENTS

	A
B	pa=350.9° sep=24.59"

17388+7644 A

Componente originario normalizzato	AB		Coord arcsec 2000	173844.39+764512.7		Mag	11.63		PmRA	-7.00
PmDE	198.0		Tycho2	4569-00317-1

Tycho2

Tycho2	4569-00317-1	Pflag		RAmdeg	264.68499106	DEmdeg	76.75354265
PmRA	-8.4	PmDE	194.2	E RAmdeg	89	E DEmdeg	80
E pmRA	2.4	E pmDE	2.5	EpRAm	1973.81	EpDEm	1978.28
Num	3	Q RAmdeg	1.4	Q DEmdeg	2.1	Q pmRA	1.4
Q pmDE	2.1	BTmag	12.826	E BTmag	0.233	VTmag	12.209
E VTmag	0.178	Prox	999	TYC		HIP
CCDM		RAdeg	264.68507639	DEdeg	76.75309972	EpRA 1990	1.72
EpDE 1990	1.78	E RAdeg	99.2	E DEdeg	86.6	Posflg
Corr	0.0

17388+7644 B

Componente originario normalizzato	AB		Coord arcsec 2000	173843.26+764537.0		Mag	15.2		PmRA	-11.00
PmDE	191.0		Calc delta mag	3.57		Calc coord	yes