23028+4404 STF 2973 (LN And)

23^h 02^m 45.15^s +44° 03' 31.5" P.A. 40.00 sep 7.6 mag 6.41,10.14 Sp B2V dist. 325.73 pc (1062.53 l.y.)

Coord 2000	23028+4404	Discov num	STF2973	Comp		Coord arcsec 2000	23 02 45.15 +44 03 31.5
Date first	1828	Date last	2016	Obs	23
Pa first	39	Pa last	40.3	P.A. Now (θ)	40.3°
Sep first	4.0	Sep last	7.573	Sep. Now (ρ)	7.573"
Mag pri	6.41	Mag sec	10.14	delta mag (ΔM)	3.73	Spectral class	B2V (blue-white)
Pri motion ra	+002	Sec motion ra	+002
Pri motion dec	-006	Sec motion dec	-006
Notes	N (See Notes)

Nature of this double is uncertain.

OTHER CATALOGS AND DESIGNATIONS

Var name	LN And	Constellation	Andromeda	SAO	52626	HIP	113802
Tycho2	3228-03103-1	Gaia DR2	1934938537001944960	HD	217811	HR	8768
GC	32114	ADS	16472	BD	BD+43 4378	Distance	325.73
Distance ly	1062.53

WDS 23028+4404 STF 2973 (LN And) : NOTES

discov_num	notes	refcode
STF2973	A variable, LN And.

REFERENCES

refcode	metd	author	reference
STFA		(F. Struve DD - Appendix list #1)	...................
STFB		(F. Struve DD - Appendix list #2)	...................
StF1833A	Ma -	Struve, F.G.W.	1833MmRAS...5...13H
StF1833A	+Mc	cited by Herschel (MemRAS 5, 13, 1833)
StF1833B	Ma -	Struve, F.G.W.	1833AN.....10..389B
StF1833B		cited by Bessel (AN 10, 389, 1833)
StF1837	Ma -	Struve, F.G.W.	1837AN.....14...249
StF1837		Stellarum duplicium et multiplicium mensurae micrometricae...
StF1837		(Dorpat, Academiae scientiarum caesareae petropolitaneifique), 1837
StF1844A	Ma -	Struve, F.G.W.	1844QB43.S66.......
StF1844A		cited by Smyth (Cycle of Celestial Objects 2, 1844)
StF1852A	Ma -	Struve, F.G.W.	.
StF1852A		cited by Bishop (Bishop Obs. Astron. Observations 1852)
StF1865A	Ma -	Struve, F.G.W.	1865AN.....64...81E
StF1865A		cited by Engelmann (AN 64, 81, #1518, 1865)
StF1875A	Ma -	Struve, F.G.W.	1875AN.....85..323D
StF1875A		cited by Doberck, 1875 (see Dob1875b,f,g,h)
StF1878	Ma -	Struve, F.G.W.	.
StF1878		Pulkova Observations 9, 1878
StF1878B	Ma -	Struve, F.G.W.	1878Obs.....2..239G
StF1878B		cited by Gledhill (Obs 2, 239, 1878)
StF1880A	Ma -	Struve, F.G.W.	1880Obs.....3..535G
StF1880A		cited by Gledhill (Obs 3, 535, 1880)
StF1906A	Ma -	Struve, F.G.W.	1906QB821.B972.....
StF1906A		cited in BDS (Burnham Double Star Cat.), 1906
StF1906B	Ma -	Struve, F.G.W.	1906MmRAS..56....1L
StF1906B		cited by Lewis (MemRAS 56, 1, 1906)
StF1922A	Ma -	Struve, F.G.W.	1922AN....216...49R
StF1922A		cited by Rabe (AN 216, 49, 1922)
StF1932A	Ma -	Struve, F.G.W.	1932QB821.A43......
StF1932A		cited in ADS (Aitken Double Star Cat.), 1932
StF2002	- -	Weis, J.
StF2002		F. G. W. Struve's double stars : the Dorpat catalogue; the Pulkovo catalogue
StF2002		USNO Library : QB 821 .S8 W49 2002
StF2022	- -	email note from Jan Weis: 6 July 2022
StF9999	Ma -	Struve, F.G.W.	...................
StF9999		Unpublished, manuscript or reference not found.

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
23028+4404	STF2973		2003	19	39	7.4	6.41	10.14	B2V	N D	230245.15+440331.5
23028+4404	STF2973		2015	21	39	7.5	6.41	10.14	B2V	N	230245.15+440331.5
23028+4404	STF2973		2016	23	40	7.6	6.41	10.14	B2V	N	230245.15+440331.5

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

WDS 23028+4404 STF 2973 (LN And) : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 23028+4404 STF 2973 (LN And) : MEASURES

No records found.

WDS 23028+4404 (LN And) : VIRTUAL EYEPIECE

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

WDS 23028+4404 (LN And) : ALADIN DSS IMAGE @ 23^h 02^m 45.15^s +44° 03' 31.5"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 23028+4404 STF 2973 (LN And) : 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		23028+4404	STF2973		40	7.6
Show		23022+4355	TDT3846		28	2.0	11
Show		23013+4412	YSC 166		151	0.2	19
Show		23048+4405	GRV 631		133	29.8	23
Show		23047+4353	TDS1201		171	1.0	24
Show		23013+4430	COU1991		284	0.5	31
Show		22595+4355	COU2146	AB	325	3.6	37
Show		22595+4355	COU2146	Aa,Ab	300	0.2	37
Show		23052+4434	TDT3876		332	0.5	41
Show		23066+4423	TDT3887		147	2.1	46
Show		23063+4428	TDT3884		295	0.7	46
Show		23021+4451	ES 1349		170	4.5	49
Show		23058+4440	KPP4299		276	1.1	49
Show		23035+4308	BVD 283		78	12.8	57
Show		22578+4336	COU2145		237	0.2	60
Show		23077+4436	COU1843		281	1.2	63
Show		23073+4322	GRV 636		47	24.1	65
Show		23010+4258	LYS 22		109	15.9	68
Show		23010+4257	LYS 23		48	5.7	70
Show		23027+4251	LYS 26		32	9.6	73
Show		22577+4454	A 191		223	2.9	74
Show		22582+4503	COU2450		334	0.5	77
Show		23098+4402	LDS5054		77	256.4	77
Show		23054+4516	WIS 374		180	510.3	78
Show		23026+4245	BU 1147	AB	13	0.2	79
Show		23026+4245	LYS 25	AB,D	284	143.1	79
Show		23026+4245	BU 1147	AB,C	195	91.0	79
Show		23051+4518	RAO 493		76	0.7	79
Show		23066+4257	HJ 1848		292	8.9	79
Show		22564+4443	COU2144		156	0.9	79
Show		23015+4246	LYS 24		79	13.2	79
Show		22553+4354	COU2245		33	0.5	81
Show		22558+4334	HDS3262		167	28.8	82
Show		22574+4301	BU 452	AB	256	6.5	86
Show		22574+4301	BU 452	AC	358	8.2	86
Show		22574+4301	BU 452	AD	214	89.1	86
Show		22557+4445	DAM 822	BC	102	3.2	86
Show		22557+4445	DAM 822	AB	163	10.9	87
Show		22551+4427	HDS3260		332	0.1	87
Show		23099+4447	COU1844		167	0.5	88
Show		23032+4236	TDT3862		121	1.1	88
Show		23016+4531	LSC 104		351	0.1	89
Show		23033+4236	LYS 27		353	16.5	89
Show		23109+4428	COU 4		251	1.7	91
Show		23099+4452	COU2341		23	0.9	91
Show		23111+4426	J 858		197	4.0	92
Show		22549+4445	TDT3785		69	1.7	94
Show		23066+4239	ES 1596	BC	73	5.4	94
Show		23066+4239	ES 1596	AB	21	35.3	95
Show		22557+4303	HJ 1831		92	14.5	98
Show		22541+4433	HDS3256		295	0.6	98

WDS 23028+4404 : COMPONENTS

	A
B	pa=31.4° sep=6.76"

23028+4404 A

Componente originario normalizzato	AB	Var name	LN And	Coord arcsec 2000	230245.15+440331.5	Mag	6.41
Spectral class	B2V (blue-white)	PmRA	2.00	PmDE	-6.0	SAO	52626
HIP	113802	Tycho2	3228-03103-1	HD	217811	HR	8768
GC	32114	BD	BD+43 4378

Tycho2

Tycho2	3228-03103-1	Pflag		RAmdeg	345.68812220	DEmdeg	44.05875041
PmRA	2.2	PmDE	-6.3	E RAmdeg	4	E DEmdeg	4
E pmRA	1.0	E pmDE	1.1	EpRAm	1991.36	EpDEm	1991.45
Num	13	Q RAmdeg	1.0	Q DEmdeg	1.2	Q pmRA	1.1
Q pmDE	1.4	BTmag	6.370	E BTmag	0.014	VTmag	6.408
E VTmag	0.010	Prox	76	TYC	T	HIP	113802
CCDM	A	RAdeg	345.68811528	DEdeg	44.05876472	EpRA 1990	1.62
EpDE 1990	1.67	E RAdeg	3.5	E DEdeg	3.5	Posflg
Corr	0.2

SAO

SAO	52626	DelFlag		RA1950		PmRA1950	-0.0001
DE1950		PmDE1950	0.003	Vmag	6.3	SpType	B3
Double code		Source	70	CatNum	32114	DM	BD+43 4378
DMcomp		BDsup		HD	217811	M HD	0
GC	32114	RA1950rad	6.02339345	DE1950rad	0.76427221	PmRA2000	0.0001
PmDE2000	-0.002

Hipparcos

Catalog	H	HIP	113802	Proxy	H	RAhms	23 02 45.15
DEdms	+44 03 31.6	Vmag	6.37	VarFlag		R Vmag	G
RAdeg	345.688	DEdeg	44.0588	AstroRef	A	Plx	2.77
CCDM	23028+4404	N CCDM	I	Nsys	1	Ncomp	2
MultFlag	C	Source		Qual	B	M HIP	AB
Theta	40	Rho	7.575	HD	217811	BD	BD+43 4378
CD		CP		Dm number	+43 4378	VIred	0
SpType	B2V	R SpType		Coord arcsec 2000	230245.15+440331.6

Hipparcos 2

HIP	113802	Sn	15	So	3	Nc	2
RArad	6.0333957851	DErad	0.7689705103	Plx	3.07	PmRA	0.35
PmDE	-5.82	E RArad	0.36	E DErad	0.34	E Plx	0.59
E pmRA	0.41	E pmDE	0.44	Hpmag	6.3861	E Hpmag	0.0009
SHp	0.009	VA	0	BV	-0.02	E BV	0.015
VI	0

CCDM

Ccdm	23028+4404	RComp		Comp	A	Note1
Note2		Discov num		DRAs	-2.92	DDEs	-28.9
R dRAs	10	Year		Theta		Rho
Obs	2	Vmag	6.4	Sp	B3	PmNote	*
PmRA	-17	PmDE	-9	Dm number	+43 4378	Cat1	BD
Name2	+43 2203	Cat2	AGK2/3	HD	217811	M HD
ADS BDS	A16472	M ADS BDS		N IDS		IDS	22582N4331A
HIC	113802

23028+4404 B

Componente originario normalizzato	AB		Coord arcsec 2000	230245.48+440337.3		Mag	10.14		PmRA	2.00
PmDE	-6.0		Calc delta mag	3.73		Calc coord	yes

CCDM

Ccdm	23028+4404	RComp		Comp	B	Note1
Note2		Discov num	STF2973	DRAs	-2.49	DDEs	-23.4
R dRAs	90	Year	1831	Theta	041	Rho	7.4
Obs	6	Vmag	9.6	Sp		PmNote
PmRA	-17	PmDE	-9	Dm number		Cat1
Name2		Cat2		HD		M HD
ADS BDS	A16472	M ADS BDS		N IDS		IDS	22582N4331B
HIC	113802