19523+1709 LSC 87 (HD 187972)

19^h 52^m 17.57^s +17° 09' 14.6" P.A. 302.00 sep 0.0 mag 9.20,11.10 Sp G0 dist. 115.21 pc (375.82 l.y.)

Coord 2000	19523+1709	Discov num	LSC 87	Comp		Coord arcsec 2000	19 52 17.57 +17 09 14.6
Date first	2014	Date last	2014	Obs	2
Pa first	303	Pa last	302	P.A. Now (θ)	302°
Sep first	0.0	Sep last	0.045	Sep. Now (ρ)	0.045"
Mag pri	9.20	Mag sec	11.10	delta mag (ΔM)	1.9	Spectral class	G0 (yellow)
Pri motion ra	-001	Sec motion ra
Pri motion dec	-017	Sec motion dec
Notes

Nature of this double is uncertain.

OTHER CATALOGS AND DESIGNATIONS

Name	HD 187972	Constellation	Sagitta	SAO	105359	HIP	97790
Tycho2	1620-03295-1	Gaia DR2	1821149322762228224	HD	187972	BD	BD+16 4039
Distance	115.21	Distance ly	375.82

WDS 19523+1709 LSC 87 (HD 187972) : NOTES

No records found.

REFERENCES

refcode	metd	author	reference
LSC		Lowell-Southern Connecticut	...................
LSC		Collaboration of Otto Franz (Lowell) and Elliott Horch (Southern Connecticut)
LSC		See 20599+4016LSC 1Aa1,2 first resolved in Hor2012b

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
19523+1709	LSC 87		2014	2	302	0.0	9.20	11.10	G0		195217.57+170914.6

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WDS 19523+1709 LSC 87 (HD 187972) : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 19523+1709 LSC 87 (HD 187972) : MEASURES

No records found.

WDS 19523+1709 (HD 187972) : VIRTUAL EYEPIECE

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

WDS 19523+1709 (HD 187972) : ALADIN DSS IMAGE @ 19^h 52^m 17.57^s +17° 09' 14.6"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 19523+1709 LSC 87 (HD 187972) : 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		19523+1709	LSC 87		302	0.0
Show		19522+1715	BPM1758	BC	276	93.0	6
Show		19522+1703	BPM1750		109	101.4	7
Show		19522+1715	BPM1756	AB	143	78.4	7
Show		19522+1715	BPM1757	AC	221	68.9	7
Show		19524+1702	BPM1766		86	29.9	8
Show		19518+1709	BPM1732		299	92.5	8
Show		19516+1712	BPM1728		260	105.9	10
Show		19529+1702	BPM1778		295	56.9	12
Show		19531+1704	BPM1782		122	108.1	13
Show		19524+1722	BPM1767		277	52.6	13
Show		19518+1658	BPM1735		245	42.8	14
Show		19519+1723	J 829		272	2.5	15
Show		19521+1655	BPM1747		41	110.1	15
Show		19522+1722	J 3023		113	5.7	15
Show		19519+1722	J 3022		125	6.0	17
Show		19526+1652	BPM1771	BC	294	118.9	17
Show		19519+1725	J 1317		59	2.6	17
Show		19525+1726	HDS2832		1	2.4	17
Show		19526+1652	BPM1770	AB	33	93.9	18
Show		19515+1723	BPM1726		251	110.2	18
Show		19511+1717	BPMA193		86	175.2	19
Show		19507+1715	BPM1695		85	55.5	24
Show		19516+1647	BPM1727		206	48.6	25
Show		19506+1703	BPM1694		173	73.4	25
Show		19506+1704	BPM1692		167	33.0	25
Show		19504+1708	BPM1687		264	36.4	27
Show		19538+1725	BPM1799		249	113.0	27
Show		19519+1643	BPM1737		249	85.0	28
Show		19523+1737	HEI9013		330	4.2	28
Show		19510+1649	BPM1709	AB	231	73.3	28
Show		19510+1649	BPM1710	AC	94	100.3	28
Show		19543+1713	COU 324		51	1.0	29
Show		19540+1726	BPMA201		115	243.0	30
Show		19505+1726	J 141		45	4.4	31
Show		19543+1719	BPM1815		247	21.9	31
Show		19510+1644	BPM1713		266	113.2	31
Show		19527+1638	BPM1772		324	111.0	32
Show		19501+1712	BPM1675		225	86.0	32
Show		19533+1740	J 3024		222	4.1	32
Show		19508+1733	KPP 445		6	4.7	32
Show		19523+1637	BPM1760		204	86.7	33
Show		19500+1702	J 1107	CD	196	3.1	34
Show		19500+1702	HU 349	AB	237	2.4	35
Show		19500+1702	HU 349	AC	28	57.7	35
Show		19513+1638	BPM1718		271	107.0	35
Show		19534+1741	J 3025		60	5.8	35
Show		19499+1715	BPM1669		124	114.1	35
Show		19547+1714	BPM1823		294	104.0	35
Show		19513+1741	KPP3348		353	5.7	35
Show		19518+1744	BPM1736		225	113.5	36

WDS 19523+1709 : COMPONENTS

	A
B	pa=303.2° sep=0.04"

19523+1709 A

Componente originario normalizzato	AB	Name	HD 187972	Coord arcsec 2000	195217.57+170914.6	Mag	9.2
Spectral class	G0 (yellow)	PmRA	-1.00	PmDE	-17.0	SAO	105359
HIP	97790	Tycho2	1620-03295-1	HD	187972	BD	BD+16 4039

Tycho2

Tycho2	1620-03295-1	Pflag		RAmdeg	298.07325216	DEmdeg	17.15407075
PmRA	1.6	PmDE	-15.7	E RAmdeg	7	E DEmdeg	9
E pmRA	1.0	E pmDE	0.9	EpRAm	1990.74	EpDEm	1990.13
Num	12	Q RAmdeg	1.0	Q DEmdeg	0.8	Q pmRA	1.0
Q pmDE	0.9	BTmag	9.555	E BTmag	0.018	VTmag	9.091
E VTmag	0.014	Prox	757	TYC	T	HIP	97790
CCDM		RAdeg	298.07324917	DEdeg	17.15410694	EpRA 1990	1.84
EpDE 1990	1.72	E RAdeg	6.9	E DEdeg	8.8	Posflg
Corr	0.2

SAO

SAO	105359	DelFlag		RA1950		PmRA1950	0.0006
DE1950		PmDE1950	-0.017	Vmag	8.9	SpType	G0
Double code		Source	28	CatNum	7749	DM	BD+16 4039
DMcomp		BDsup		HD	187972	M HD	0
GC		RA1950rad	5.19249754	DE1950rad	0.29713176	PmRA2000	0.0007
PmDE2000	-0.018

Hipparcos

Catalog	H	HIP	97790	Proxy		RAhms	19 52 17.58
DEdms	+17 09 14.8	Vmag	9.06	VarFlag		R Vmag	H
RAdeg	298.073	DEdeg	17.1541	AstroRef		Plx	6.75
CCDM		N CCDM		Nsys		Ncomp	1
MultFlag		Source		Qual	S	M HIP
Theta		Rho		HD	187972	BD	BD+16 4039
CD		CP		Dm number	+16 4039	VIred	0.49
SpType	G0	R SpType		Coord arcsec 2000	195217.58+170914.8

Hipparcos 2

HIP	97790	Sn	5	So	0	Nc	1
RArad	5.2023595444	DErad	0.2993956989	Plx	8.68	PmRA	-0.54
PmDE	-17.27	E RArad	0.71	E DErad	0.63	E Plx	1.12
E pmRA	0.8	E pmDE	0.61	Hpmag	9.1551	E Hpmag	0.0019
SHp	0.027	VA	0	BV	0.446	E BV	0.019
VI	0.52

19523+1709 B

Componente originario normalizzato	AB		Coord arcsec 2000	195217.57+170914.6		Mag	11.1		Calc delta mag	1.9
Calc coord	yes