09045+0450 STF 1307

09^h 04^m 28.14^s +04° 50' 16.1" P.A. 314.00 sep 8.6 mag 9.49,13.50 Sp K0

Coord 2000	09045+0450	Discov num	STF1307	Comp		Coord arcsec 2000	09 04 28.14 +04 50 16.1
Date first	1830	Date last	2015	Obs	9
Pa first	311	Pa last	313.6	P.A. Now (θ)	313.6°
Sep first	16.0	Sep last	8.621	Sep. Now (ρ)	8.621"
Mag pri	9.49	Mag sec	13.50	delta mag (ΔM)	4.01	Spectral class	K0 (yellow-orange)
Pri motion ra	-023	Sec motion ra	+022
Pri motion dec	+013	Sec motion dec	-022
Notes

rPM=1.832

This double is not physical.

OTHER CATALOGS AND DESIGNATIONS

Constellation

Hydra

Tycho2

0229-01020-1

Gaia DR2

580182083767373056

WDS 09045+0450 STF 1307 : 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
09045+0450	STF1307		2002	4	313	9.2	9.49	13.50	K0	D	090428.14+045016.1
09045+0450	STF1307		2015	6	314	8.6	9.49	13.50	K0		090428.14+045016.1

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

WDS 09045+0450 STF 1307 : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 09045+0450 STF 1307 : MEASURES

No records found.

WDS 09045+0450 : VIRTUAL EYEPIECE

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

WDS 09045+0450 : ALADIN DSS IMAGE @ 09^h 04^m 28.14^s +04° 50' 16.1"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 09045+0450 STF 1307 : 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		09045+0450	STF1307		314	8.6
Show		09046+0450	SKF 871		97	2.4	3
Show		09037+0453	CVR1192		91	3.4	12
Show		09048+0435	SKF 872		68	0.8	17
Show		09043+0511	ALD 85		36	2.7	20
Show		09046+0512	UC 130		155	34.4	23
Show		09058+0432	GRV 776		239	71.9	28
Show		09018+0444	GWP1129		213	17.2	41
Show		09034+0412	BAL2827		21	15.5	41
Show		09051+0531	SKF 876	AB	241	0.9	42
Show		09051+0531	SKF 876	AC	228	2.7	42
Show		09035+0404	BAL2828		25	10.0	49
Show		09012+0500	DAM1519		80	4.1	50
Show		09013+0432	TDS6249		280	0.6	51
Show		09011+0456	DAM1518		262	7.4	51
Show		09011+0459	TDS6247		112	0.4	51
Show		09008+0448	HDS1307	AB	34	0.6	55
Show		09008+0448	LEP 34	AB,C	257	12.3	55
Show		09008+0448	GII 165	Aa,Ab	121	0.1	55
Show		09022+0408	SKF 863		58	2.7	55
Show		09008+0455	DAM1517		105	3.5	56
Show		09067+0406	BAL2829		76	9.7	56
Show		09028+0541	SKF 867		90	1.7	57
Show		09042+0547	A 2971		339	0.3	57
Show		09010+0519	J 744		260	2.1	59
Show		09008+0516	OSV 2		114	29.5	60
Show		09083+0509	SKF1840		154	20.3	61
Show		09015+0538	DAM1520		112	7.6	66
Show		09035+0346	UC 1746		275	16.5	67
Show		09012+0536	SKF 857		13	1.5	67
Show		09089+0430	BAL2830		275	3.2	68
Show		09029+0600	GWP1132		16	105.5	75
Show		09086+0538	DAM1546		83	4.8	78
Show		09015+0344	SKF 861		52	1.4	80
Show		09037+0611	SLW 325		47	83.2	82
Show		09090+0536	DAM1547	CD	293	1.3	83
Show		09090+0536	HDS1330	AB	241	0.4	83
Show		09090+0536	GII 166	Aa,Ab	119	0.1	83
Show		09015+0340	XMI 85		60	21.1	84
Show		08588+0449	SKF 515		165	1.6	86
Show		09082+0555	SKF 882		337	1.5	86
Show		09035+0615	TDS6275		11	1.7	86
Show		08586+0429	SLW 318		59	33.4	90
Show		09005+0610	HJ 2480		66	14.2	91
Show		08594+0358	SKF1715		335	1.4	93
Show		09036+0318	BAL2359		126	8.5	94
Show		09018+0321	HEI 746		261	0.3	98
Show		09003+0332	HJ 2479		324	21.7	100
Show		09094+0340	BAL2831		34	8.4	102
Show		09104+0550	SKF 964		279	2.1	107
Show		09005+0617	RAB 1		11	7.9	108

WDS 09045+0450 : COMPONENTS

	A
B	pa=313.7° sep=8.60"

09045+0450 A

Componente originario normalizzato	AB		Coord arcsec 2000	090428.14+045016.1		Mag	9.49		Spectral class	K0 (yellow-orange)
PmRA	-23.00		PmDE	13.0		Tycho2	0229-01020-1		DM	BD+05 2108

Tycho2

Tycho2	0229-01020-1	Pflag		RAmdeg	136.11728192	DEmdeg	4.83780741
PmRA	-23.5	PmDE	14.4	E RAmdeg	15	E DEmdeg	21
E pmRA	1.8	E pmDE	1.8	EpRAm	1990.74	EpDEm	1989.69
Num	6	Q RAmdeg	0.7	Q DEmdeg	0.7	Q pmRA	0.7
Q pmDE	0.7	BTmag	10.586	E BTmag	0.041	VTmag	9.488
E VTmag	0.024	Prox	787	TYC	T	HIP
CCDM		RAdeg	136.11733583	DEdeg	4.83777500	EpRA 1990	1.81
EpDE 1990	1.82	E RAdeg	14.5	E DEdeg	21.2	Posflg
Corr	0.2

CCDM

Ccdm	09045+0450	RComp		Comp	A	Note1
Note2		Discov num		DRAs	-1.90	DDEs	15.0
R dRAs	10	Year		Theta		Rho
Obs	2	Vmag	9.2	Sp	K0	PmNote	*
PmRA	-33	PmDE	-2	Dm number	+05 2108	Cat1	BD
Name2	+05 1346	Cat2	AGK2/3	HD		M HD
ADS BDS	B 4915	M ADS BDS		N IDS		IDS	08593N0514A
HIC

09045+0450 B

Componente originario normalizzato	AB		Coord arcsec 2000	090427.72+045022.0		Mag	13.5		PmRA	22.00
PmDE	-22.0		Calc delta mag	4.01		Calc coord	yes

CCDM

Ccdm	09045+0450	RComp		Comp	B	Note1
Note2		Discov num	STF1307	DRAs		DDEs
R dRAs		Year	1830	Theta	310	Rho	16.0
Obs	1	Vmag	13.2	Sp		PmNote
PmRA		PmDE		Dm number		Cat1
Name2		Cat2		HD		M HD
ADS BDS	B 4915	M ADS BDS	N	N IDS		IDS	08593N0514B
HIC