16012+4150 STF 2001 AB (HD 143874)

16^h 01^m 13.23^s +41° 50' 01.7" P.A. 168.00 sep 11.5 mag 10.01,10.98 Sp G

Coord 2000	16012+4150	Discov num	STF2001	Comp	AB	Coord arcsec 2000	16 01 13.23 +41 50 01.7
Date first	1829	Date last	2017	Obs	23
Pa first	170	Pa last	167.8	P.A. Now (θ)	167.8°
Sep first	11.6	Sep last	11.53	Sep. Now (ρ)	11.53"
Mag pri	10.01	Mag sec	10.98	delta mag (ΔM)	0.97	Spectral class	G (yellow)
Pri motion ra	-030	Sec motion ra	-030
Pri motion dec	+032	Sec motion dec	+032
Notes

Nature of this double is uncertain.

16012+4150 SYSTEM COMPONENTS

Show	name	SAO	coord	wds_name	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show	HD 143874	45842	16 01 13 +41 50 02	STF 2001 AB	2017	23	168	11.5	10.01	10.98	0.97		<===
Show		45842	16 01 13 +41 50 02	WAL 71 AC	2015	8	114	87.7	10.01	12.30	2.29

Triple system
3 estimated visually detectable stars in this system

OTHER CATALOGS AND DESIGNATIONS

Name	HD 143874		Constellation	Hercules		SAO	45842		Tycho2	3064-00447-1
Gaia DR2	1383500126723906944		HD	143874		GC	21538

WDS 16012+4150 STF 2001 AB (HD 143874) : 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.
Wal1934	Ma j	Wallenquist, A.	1934AnBos...6....3W
Wal1934		Ann. Bosscha Obs. Lembang 6, Pt.2, 1934
Wal1944a	Zw -	Wallenquist, A.	1954MeUpp...85.....
Wal1944a		Medd. Uppsala Obs. #85, 1944
Wal1944a		(Visual measures with wedge photometer attached to 14-inch refractor. No dates
Wal1944a		given for measures; default date = decade of publication added.)
Wal1944b	Zw -	Wallenquist, A.	1954MeUpp...87.....
Wal1944b		Medd. Uppsala Obs. #87, 1944
Wal1944b		(Visual measures with wedge photometer attached to 14-inch refractor. No dates
Wal1944b		given for measures; default date = decade of publication added.)
Wal1947	Zw -	Wallenquist, A.	1947UppAn...2....2W
Wal1947		Ann. Uppsala Astron. Obs. 2, No.2, 1947
Wal1947		(A catalogue containing results of the two prior series, plus additional measures
Wal1947		with the 14-inch refractor and wedge photometer)
Wal1948	Zw -	Wallenquist, A.	1948UppAn...2....3W
Wal1948		Ann. Uppsala Astron Obs. 2, #3, 1948
Wal1948		(Visual measures of southern double stars made with 17-inch refractor of La Plata
Wal1948		and wedge photometer. No dates listed; default date = decade of publication added)
Wal1950	Zd -	Wallenquist, A.	1950MeUpp..103.....
Wal1950		Medd. Uppsala Obs. #103, 1950
Wal1954	Zw -	Wallenquist, A.	1954UppAn...4Q....W
Wal1954		Ann. Uppsala Astron Obs. 4, #2, 1954
Wal1954		("General Catalogue of Differences in Magnitude of Double Stars". Weighted mean
Wal1954		values from numerous sources)
Wal1958	Zw -	Wallenquist, A.	1958MeUpp..118.....
Wal1958		Medd. Uppsala Obs. #118, 1958

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
16012+4150	STF2001	AB	1998	13	168	11.7	10.01	10.98	G	D	160113.23+415001.7
16012+4150	STF2001	AB	2011	14	168	11.7	10.01	10.98	G	D	160113.23+415001.7
16012+4150	STF2001	AB	2015	16	168	11.6	10.01	10.98	G		160113.23+415001.7
16012+4150	STF2001	AB	2016	22	168	11.6	10.01	10.98	G		160113.23+415001.7
16012+4150	STF2001	AB	2017	23	168	11.5	10.01	10.98	G		160113.23+415001.7

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

WDS 16012+4150 STF 2001 AB (HD 143874) : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 16012+4150 STF 2001 AB (HD 143874) : MEASURES

No records found.

WDS 16012+4150 (HD 143874) : VIRTUAL EYEPIECE

Click on the map to see the double of your interest.
Pass over with the mouse cursor to display the catalog designation.

WDS 16012+4150 (HD 143874) : ALADIN DSS IMAGE @ 16^h 01^m 13.23^s +41° 50' 01.7"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 16012+4150 STF 2001 AB (HD 143874) : 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		16012+4150	STF2001	AB	168	11.5
Show		16012+4150	WAL 71	AC	114	87.7
Show		16032+4213	VKI 25		163	6.1	32
Show		16025+4219	VKI 24		310	4.2	32
Show		16032+4215	OSO 67		321	26.7	34
Show		15574+4140	STF1991	AB	195	3.0	44
Show		15574+4140	STF1991	AC	87	95.0	44
Show		16042+4045	A 1641		250	2.0	74
Show		15562+4100	SLW1149		304	13.2	76
Show		16049+4045	COU1275		249	2.0	77
Show		15599+4306	ES 1555		70	2.1	78
Show		16000+4312	SLW1154		330	114.6	83
Show		16054+4305	SKF 49		201	7.7	88
Show		16009+4016	TDS9728		192	1.1	94
Show		15583+4019	COU1448		257	1.1	97
Show		16093+4106	KPP3302		275	1.6	101
Show		15523+4129	GRV1212		136	20.2	103
Show		15598+4335	CVR1657		83	3.3	106
Show		16010+4338	ES 1556		234	10.9	108
Show		16089+4041	TDS9773		218	1.1	111
Show		15520+4238	BAR 41	AB	151	2.7	114
Show		15520+4238	BAR 41	DE	136	4.3	114
Show		16077+4024	UC 3121		25	47.7	114
Show		15520+4238	BAR 41	CA	45	202.0	115
Show		15520+4238	BAR 41	CD	52	66.6	115
Show		15558+4333	LDS4608		354	93.2	119
Show		15572+3959	SKF1757		160	1.4	120
Show		15510+4228	BU 810		84	1.6	120
Show		15538+4321	TDS9682		274	0.6	122
Show		16118+4222	STF2024		44	23.6	123
Show		15513+4247	CVR1650		19	4.6	125
Show		15579+4354	RAO 342		338	0.9	130
Show		16078+4341	BVD 246		108	13.6	133
Show		15521+4023	HJ 575		203	14.2	134
Show		16011+3936	AG 200		217	3.1	134
Show		15598+4404	JNN 106		283	5.5	135
Show		16086+4003	STF2014	AB	91	8.4	136
Show		16086+4003	WAL 72	AC	78	54.4	136
Show		16114+4306	CVR 181		146	15.8	136
Show		15499+4247	STF1982		299	4.8	139
Show		16107+4019	COU1277		353	0.7	142
Show		16140+4200	COU1449	AB	135	0.5	144
Show		16140+4200	GII 230	Aa,Ab	125	0.2	144
Show		16128+4122	STF2030		239	5.7	145
Show		16143+4215	CBL 505		70	24.7	148
Show		15479+4159	A 1638		225	0.3	150
Show		16104+4349	RBR 19		209	4.3	157
Show		15470+4143	HDS2222		141	0.0	159
Show		16009+3911	STT 304	AB	170	10.6	160
Show		16009+3911	WAL 70	AC	255	73.4	160
Show		16014+3910	NVL 1		90	13.9	161

WDS 16012+4150 : COMPONENTS

	A	B
B	pa=170.8° sep=11.41"
C	pa=120.4° sep=69.46"	pa=112.3° sep=62.81"

16012+4150 A

Name	HD 143874	Coord arcsec 2000	160113.23+415001.7	Mag	10.01	Spectral class	G (yellow)
PmRA	-30.00	PmDE	32.0	SAO	45842	Tycho2	3064-00447-1
HD	143874	GC	21538	DM	BD+42 2663

Tycho2

Tycho2	3064-00447-1	Pflag		RAmdeg	240.30513078	DEmdeg	41.83382457
PmRA	-56.6	PmDE	147.3	E RAmdeg	23	E DEmdeg	21
E pmRA	1.5	E pmDE	1.5	EpRAm	1989.31	EpDEm	1989.64
Num	3	Q RAmdeg	1.7	Q DEmdeg	1.5	Q pmRA	1.7
Q pmDE	1.5	BTmag	10.838	E BTmag	0.045	VTmag	10.014
E VTmag	0.030	Prox	117	TYC	T	HIP
CCDM		RAdeg	240.30530722	DEdeg	41.83348750	EpRA 1990	1.63
EpDE 1990	1.76	E RAdeg	23.3	E DEdeg	21.1	Posflg
Corr	-0.1

SAO

SAO	45842	DelFlag		RA1950		PmRA1950	-0.0044
DE1950		PmDE1950	-0.001	Vmag	9.3	SpType	G
Double code		Source	70	CatNum	21538	DM	BD+42 2663
DMcomp		BDsup		HD	143874	M HD	0
GC	21538	RA1950rad	4.18671949	DE1950rad	0.7325398	PmRA2000	-0.0039
PmDE2000	0.001

CCDM

Ccdm	16012+4150	RComp		Comp	A	Note1
Note2		Discov num		DRAs	1.17	DDEs	0.1
R dRAs	10	Year		Theta		Rho
Obs	2	Vmag	9.3	Sp	G	PmNote	*
PmRA	-52	PmDE	17	Dm number	+42 2663	Cat1	BD
Name2	+41 1347	Cat2	AGK2/3	HD	143874	M HD
ADS BDS	A 9895	M ADS BDS		N IDS		IDS	15578N4207A
HIC

16012+4150 B

Coord arcsec 2000	160113.39+414950.4		Mag	10.98		PmRA	-30.00		PmDE	32.0
Tycho2	3064-01798-1		Calc delta mag	0.97		Calc coord	yes

Tycho2

Tycho2	3064-01798-1	Pflag		RAmdeg	240.30626737	DEmdeg	41.83008904
PmRA	-2.7	PmDE	-90.3	E RAmdeg	50	E DEmdeg	47
E pmRA	1.8	E pmDE	1.7	EpRAm	1983.20	EpDEm	1983.19
Num	3	Q RAmdeg	0.5	Q DEmdeg	1.1	Q pmRA	0.5
Q pmDE	1.1	BTmag	11.898	E BTmag	0.097	VTmag	10.979
E VTmag	0.069	Prox	117	TYC	T	HIP
CCDM		RAdeg	240.30627556	DEdeg	41.83029583	EpRA 1990	1.68
EpDE 1990	1.76	E RAdeg	52.0	E DEdeg	49.1	Posflg
Corr	-0.1

CCDM

Ccdm	16012+4150	RComp		Comp	B	Note1
Note2		Discov num	STF2001	DRAs		DDEs
R dRAs		Year	1829	Theta	170	Rho	11.6
Obs	5	Vmag	11.1	Sp		PmNote
PmRA		PmDE		Dm number		Cat1
Name2		Cat2		HD		M HD
ADS BDS	A 9895	M ADS BDS		N IDS		IDS	15578N4207B
HIC

16012+4150 C

Coord arcsec 2000	160118.59+414926.6		Mag	12.3		PmRA	3.00		PmDE	23.0
Calc delta mag	2.29		Calc coord	yes