20174+1643 LDS 1039

20^h 17^m 13.01^s +16° 42' 41.0" P.A. 207.00 sep 126.8 mag 11.76,13.02

Coord 2000	20174+1643	Discov num	LDS1039	Comp		Coord arcsec 2000	20 17 13.01 +16 42 41.0
Date first	1936	Date last	2015	Obs	9
Pa first	207	Pa last	206.8	P.A. Now (θ)	206.8°
Sep first	127.0	Sep last	126.785	Sep. Now (ρ)	126.785"
Mag pri	11.76	Mag sec	13.02	delta mag (ΔM)	1.26	Spectral class
Pri motion ra	+017	Sec motion ra	+009
Pri motion dec	-063	Sec motion dec	-062
Notes

rPM=0.124 (< 0.3, Physical double)

This double is physical.

OTHER CATALOGS AND DESIGNATIONS

Constellation

Sagitta

Tycho2

1631-00324-1

Gaia DR2

1809064689210930304

WDS 20174+1643 LDS 1039 : 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
20174+1643	LDS1039		1936	1	207	127.0	13.00	14.20		X
20174+1643	LDS1039		1998	2	207	126.9	12.15	12.94			201713.01+164241.0
20174+1643	LDS1039		2001	3	207	126.9	12.15	12.94		D	201713.01+164241.0
20174+1643	LDS1039		2010	4	207	126.9	11.76	13.02			201713.01+164241.0
20174+1643	LDS1039		2015	5	207	126.8	11.76	13.02			201713.01+164241.0

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

WDS 20174+1643 LDS 1039 : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 20174+1643 LDS 1039 : MEASURES

No records found.

WDS 20174+1643 : VIRTUAL EYEPIECE

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

WDS 20174+1643 : ALADIN DSS IMAGE @ 20^h 17^m 13.01^s +16° 42' 41.0"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 20174+1643 LDS 1039 : 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		20174+1643	LDS1039		207	126.8
Show		20171+1641	BPM2087		45	37.0	3
Show		20170+1655	J 3070			5.5	13
Show		20159+1655	GWP2932		14	15.0	23
Show		20158+1628	BPM2080		65	82.7	26
Show		20191+1647	BPM2105		289	86.8	28
Show		20163+1615	CHE 260		201	27.4	31
Show		20170+1716	OSO 123	AB	264	10.0	34
Show		20170+1716	OSO 123	AC	349	17.9	34
Show		20170+1716	OSO 123	AD	99	21.1	34
Show		20170+1716	OSO 123	AE	44	26.2	34
Show		20186+1711	BPM2101		265	58.6	35
Show		20159+1714	KPP 465		12	3.7	37
Show		20193+1705	BPM2109		198	100.7	38
Show		20193+1619	BPM2108		293	105.0	38
Show		20166+1606	CHE 263		140	4.0	38
Show		20171+1604	CHE 270		103	16.1	40
Show		20181+1605	BKO 561		91	5.8	40
Show		20184+1719	BPM2099		127	114.8	40
Show		20166+1603	CHE 264		35	28.3	41
Show		20182+1604	CHE 291		275	8.3	42
Show		20171+1601	CHE 271		34	26.3	42
Show		20165+1602	BKO 558		137	6.2	43
Show		20202+1644	SKF2134		231	66.3	43
Show		20143+1648	BPM2070		296	119.8	43
Show		20165+1601	BKO 559		36	4.8	44
Show		20148+1616	CHE 237		219	21.8	44
Show		20204+1633	KPP 866		348	7.3	47
Show		20186+1600	BPM2102		47	72.1	48
Show		20205+1634	HU 360	AB	3	0.1	49
Show		20205+1634	HU 360	AC	348	7.3	49
Show		20192+1723	J 1247		155	3.1	49
Show		20183+1556	CHE 292		181	15.7	49
Show		20181+1555	J 553		20	3.7	51
Show		20172+1553	CHE 273	AB	94	26.8	51
Show		20172+1553	BKO 560	BC	199	1.4	51
Show		20179+1553	CHE 283		80	24.5	51
Show		20144+1611	CHE 227		46	5.2	51
Show		20181+1736	HJ 2946		237	13.9	52
Show		20148+1605	CHE 238		303	24.2	52
Show		20161+1553	CHE 254	AB	133	26.6	53
Show		20161+1553	BKO 556	AC	313	10.2	53
Show		20181+1552	CHE 289		39	32.5	53
Show		20161+1552	BKO 557		347	5.6	53
Show		20144+1608	CHE 228	AB	309	38.6	54
Show		20144+1608	CHE 228	AC	268	24.4	54
Show		20144+1608	BKO 540	BD	134	9.9	54
Show		20141+1612	CHE 223		82	8.5	55
Show		20147+1602	CHE 236		291	21.4	55
Show		20151+1555	CHE 241		49	21.3	56
Show		20177+1739	BPMA245		202	257.4	57

WDS 20174+1643 : COMPONENTS

	A
B	pa=205.8° sep=125.72"

20174+1643 A

Componente originario normalizzato	AB		Coord arcsec 2000	201713.01+164241.0		Mag	11.76		PmRA	17.00
PmDE	-63.0		Tycho2	1631-00324-1

Tycho2

Tycho2	1631-00324-1	Pflag		RAmdeg	304.30416463	DEmdeg	16.71132699
PmRA	18.2	PmDE	-72.3	E RAmdeg	71	E DEmdeg	83
E pmRA	2.0	E pmDE	2.0	EpRAm	1974.24	EpDEm	1965.70
Num	3	Q RAmdeg	0.7	Q DEmdeg	0.8	Q pmRA	0.8
Q pmDE	0.9	BTmag	11.942	E BTmag	0.130	VTmag	12.154
E VTmag	0.261	Prox	999	TYC		HIP
CCDM		RAdeg	304.30412083	DEdeg	16.71149833	EpRA 1990	1.60
EpDE 1990	1.45	E RAdeg	78.6	E DEdeg	97.8	Posflg
Corr	-0.2

20174+1643 B

Componente originario normalizzato	AB		Coord arcsec 2000	201709.20+164047.8		Mag	13.02		PmRA	9.00
PmDE	-62.0		Calc delta mag	1.26		Calc coord	yes