15511+5254 STF 1984 AC

15^h 51^m 10.09^s +52° 54' 25.2" P.A. 97.00 sep 173.5 mag 6.89,13.37 Sp A1V dist. 127.06 pc (414.47 l.y.)

Coord 2000	15511+5254	Discov num	STF1984	Comp	AC	Coord arcsec 2000	15 51 10.09 +52 54 25.2
Date first	1910	Date last	2020	Obs	8
Pa first	98	Pa last	97	P.A. Now (θ)	97°
Sep first	170.8	Sep last	173.51	Sep. Now (ρ)	173.51"
Mag pri	6.89	Mag sec	13.37	delta mag (ΔM)	6.48	Spectral class	A1V (white)
Pri motion ra	-008	Sec motion ra	+000
Pri motion dec	-003	Sec motion dec	+008
Notes

rPM=1.592

This double is not physical.

15511+5254 SYSTEM COMPONENTS

Show	name	SAO	coord	wds_name	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show	HD 142282	29691	15 51 10 +52 54 25	STF 1984 AB	2019	77	279	6.4	6.89	8.94	2.05
Show		29691	15 51 10 +52 54 25	STF 1984 AC	2020	8	97	173.5	6.89	13.37	6.48		<===

Triple system
3 estimated visually detectable stars in this system

OTHER CATALOGS AND DESIGNATIONS

Constellation	Draco	SAO	29691	HIP	77652	Tycho2	3870-01563-1
Gaia DR2	1404937579808393984	HD	142282	BD	BD+53 1816	Distance	127.06
Distance ly	414.47

WDS 15511+5254 STF 1984 AC : NOTES

No records found.

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
15511+5254	STF1984	AC	1910	1	98	170.8	6.89	13.00	A1V	D	155110.09+525425.2
15511+5254	STF1984	AC	1998	2	97	172.0	6.89	13.00	A1V	D	155110.09+525425.2
15511+5254	STF1984	AC	2003	3	97	171.9	6.89	13.00	A1V	D	155110.09+525425.2
15511+5254	STF1984	AC	2013	4	98	172.5	6.89	13.37	A1V		155110.09+525425.2
15511+5254	STF1984	AC	2014	6	97	173.9	6.89	13.37	A1V		155110.09+525425.2
15511+5254	STF1984	AC	2020	8	97	173.5	6.89	13.37	A1V		155110.09+525425.2

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

WDS 15511+5254 STF 1984 AC : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 15511+5254 STF 1984 AC : MEASURES

No records found.

WDS 15511+5254 : VIRTUAL EYEPIECE

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

WDS 15511+5254 : ALADIN DSS IMAGE @ 15^h 51^m 10.09^s +52° 54' 25.2"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 15511+5254 STF 1984 AC : 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		15511+5254	STF1984	AB	279	6.4
Show		15511+5254	STF1984	AC	97	173.5
Show		15520+5234	AG 199		253	9.6	22
Show		15540+5301	TDS 791		289	0.4	27
Show		15554+5303	ES 965		328	4.9	39
Show		15474+5325	CVR 170		192	11.1	46
Show		15510+5341	GRV1119		230	16.6	47
Show		15544+5337	TDS 792		14	0.8	52
Show		15490+5344	FOX 192		218	8.9	52
Show		15470+5337	ES 742		83	3.4	58
Show		15507+5155	CVR 803		211	28.2	60
Show		15572+5221	UC 3092		62	25.1	65
Show		15470+5159	HU 152		242	3.8	68
Show		15523+5402	CVR 804		303	28.3	69
Show		15588+5252	SLW1153		107	97.8	70
Show		15456+5342	FOX 191		127	6.0	70
Show		15592+5251	CVR1656		351	3.9	73
Show		15448+5344	STI2328		322	17.4	76
Show		15442+5213	TDS9608		89	1.0	77
Show		15598+5246	ES 966		62	8.9	79
Show		15535+5127	HU 658		340	2.3	91
Show		15409+5253	FAR 17		69	2.9	93
Show		16000+5340	GRV1120		304	9.5	96
Show		15591+5148	CVR 178		270	79.2	99
Show		15416+5351	MMA 35		8	31.1	103
Show		15490+5447	GRV1118		334	24.4	114
Show		16029+5214	TDS9742		30	0.5	115
Show		15515+5059	UC 3071		316	33.7	116
Show		15384+5234	ES 964		219	5.4	118
Show		15598+5127	TDS9718		223	0.5	119
Show		15380+5232	TDS9568		246	0.5	123
Show		15590+5435	TDS9709		200	0.7	123
Show		16004+5431	HU 154		298	1.4	127
Show		15565+5058	LDS4613		6	164.0	127
Show		15392+5403	NSN 57		8	4.8	128
Show		15592+5110	BEM 20		284	22.5	128
Show		15387+5151	LDS4577		292	25.9	131
Show		15465+5048	COU2388		219	0.2	134
Show		15568+5459	UC 215		68	22.1	135
Show		15535+5040	UC 3081		231	22.8	137
Show		15389+5420	CVR1639		80	5.1	139
Show		16029+5427	LDS4627		101	187.8	139
Show		15511+5514	CVR1649		188	5.0	140
Show		15500+5515	SLW1140		342	22.2	141
Show		15355+5252	LDS1423		164	34.9	142
Show		15457+5040	HU 657		177	0.5	144
Show		15400+5109	LDS4580		123	89.9	149
Show		16030+5112	BEM 21		104	19.1	150
Show		15588+5042	LDS1431		250	54.0	151
Show		15476+5523	BU 946		129	2.3	152
Show		16051+5426	ES 743		12	5.6	154

WDS 15511+5254 : COMPONENTS

	A	B
B	pa=284.6° sep=3.92"
C	pa=101.5° sep=106.00"	pa=101.6° sep=109.92"

15511+5254 A

Name	HD 142282	Coord arcsec 2000	155110.09+525425.2	Mag	6.89	Spectral class	A1V (white)
PmRA	-8.00	PmDE	-3.0	SAO	29691	HIP	77652
Tycho2	3870-01563-1	HD	142282	GC	21324	ADS	9816
BD	BD+53 1816

Tycho2

Tycho2	3870-01563-1	Pflag		RAmdeg	237.79199086	DEmdeg	52.90698291
PmRA	-7.8	PmDE	-5.9	E RAmdeg	4	E DEmdeg	4
E pmRA	1.6	E pmDE	1.9	EpRAm	1991.40	EpDEm	1991.58
Num	6	Q RAmdeg	2.0	Q DEmdeg	1.5	Q pmRA	2.0
Q pmDE	1.4	BTmag	6.987	E BTmag	0.015	VTmag	6.894
E VTmag	0.010	Prox	64	TYC	T	HIP	77652
CCDM	A	RAdeg	237.79202111	DEdeg	52.90699667	EpRA 1990	1.50
EpDE 1990	1.64	E RAdeg	4.3	E DEdeg	3.9	Posflg
Corr	-0.2

SAO

SAO	29691	DelFlag		RA1950		PmRA1950	-0.0025
DE1950		PmDE1950	-0.003	Vmag	6.5	SpType	A0
Double code		Source	70	CatNum	21324	DM	BD+53 1816
DMcomp		BDsup		HD	142282	M HD	0
GC	21324	RA1950rad	4.14451515	DE1950rad	0.92600322	PmRA2000	-0.0018
PmDE2000	0

Hipparcos

Catalog	H	HIP	77652	Proxy	H	RAhms	15 51 10.09
DEdms	+52 54 25.2	Vmag	6.74	VarFlag		R Vmag	H
RAdeg	237.792	DEdeg	52.907	AstroRef	A	Plx	7.69
CCDM	15512+5254	N CCDM	I	Nsys	1	Ncomp	2
MultFlag	C	Source		Qual	A	M HIP	AB
Theta	278	Rho	6.393	HD	142282	BD	BD+53 1816
CD		CP		Dm number	+53 1816	VIred	0.07
SpType	A0...	R SpType		Coord arcsec 2000	155110.09+525425.2

Hipparcos 2

HIP	77652	Sn	15	So	3	Nc	2
RArad	4.1502537796	DErad	0.9234013167	Plx	7.87	PmRA	-8.71
PmDE	-4.29	E RArad	0.45	E DErad	0.53	E Plx	0.53
E pmRA	0.53	E pmDE	0.64	Hpmag	6.7953	E Hpmag	0.001
SHp	0.01	VA	0	BV	0.138	E BV	0.007
VI	0.15

15511+5254 B

Coord arcsec 2000	155109.67+525426.2		Mag	8.94		PmRA	-8.00		PmDE	-3.0
Calc delta mag	2.05		Calc coord	yes

15511+5254 C

Coord arcsec 2000	155121.57+525404.1		Mag	13.37		PmRA	0.00		PmDE	8.0
Calc delta mag	6.48		Calc coord	yes