06243-1258 STF 903 (HD 44996)

06^h 24^m 20.58^s -12° 57' 43.0" P.A. 295.00 sep 23.1 mag 6.12,10.49 Sp B5Ve dist. 289.02 pc (942.78 l.y.)

Coord 2000	06243-1258	Discov num	STF 903	Comp		Coord arcsec 2000	06 24 20.58 -12 57 43.0
Date first	1829	Date last	2021	Obs	15
Pa first	294	Pa last	295	P.A. Now (θ)	295°
Sep first	23.3	Sep last	23.11	Sep. Now (ρ)	23.11"
Mag pri	6.12	Mag sec	10.49	delta mag (ΔM)	4.37	Spectral class	B5Ve (blue-white)
Pri motion ra	-003	Sec motion ra	-007
Pri motion dec	+004	Sec motion dec	+009
Notes

rPM=0.562

Nature of this double is uncertain.

OTHER CATALOGS AND DESIGNATIONS

Name	HD 44996	Constellation	Canis Major	SAO	151461	HIP	30468
Tycho2	5372-02525-1	Gaia DR2	2999665877484947456	HD	44996	HR	2309
GC	8273	ADS	5030	BD	BD-12 1470	Distance	289.02
Distance ly	942.78

WDS 06243-1258 STF 903 (HD 44996) : 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
06243-1258	STF 903		1999	11	295	23.1	6.12	10.49	B5Ve	D	062420.58-125743.0
06243-1258	STF 903		2010	13	296	23.1	6.12	10.49	B5Ve		062420.58-125743.0
06243-1258	STF 903		2015	14	295	23.2	6.12	10.49	B5Ve		062420.58-125743.0
06243-1258	STF 903		2021	15	295	23.1	6.12	10.49	B5Ve		062420.58-125743.0

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

WDS 06243-1258 STF 903 (HD 44996) : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 06243-1258 STF 903 (HD 44996) : MEASURES

No records found.

WDS 06243-1258 (HD 44996) : 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 06243-1258 (HD 44996) : ALADIN DSS IMAGE @ 06^h 24^m 20.58^s -12° 57' 43.0"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 06243-1258 STF 903 (HD 44996) : 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		06243-1258	STF 903		295	23.1
Show		06240-1303	KPP 138		107	3.3	9
Show		06237-1310	LDS3700		280	413.5	15
Show		06235-1246	RST3451	AB	175	5.4	18
Show		06235-1246	GAL 401	AC	44	12.2	18
Show		06255-1252	TDS3813		10	0.6	18
Show		06238-1239	RST3452		273	5.7	21
Show		06234-1240	DAM 416	AB	278	6.2	22
Show		06234-1240	DAM 416	AC	145	12.8	22
Show		06222-1330	BRT1846		354	3.9	45
Show		06223-1218	RST3450		257	0.6	50
Show		06215-1228	GWP 780		353	17.8	52
Show		06283-1303	BNS 2		-1	-1.0	58
Show		06247-1356	GWP 784		284	13.0	59
Show		06208-1331	BRT1845		217	3.3	62
Show		06267-1207	HDS 879		37	1.5	62
Show		06221-1358	TDS3779		81	0.9	69
Show		06254-1406	GAL 402		166	12.3	71
Show		06266-1404	GWP 791		75	4.7	74
Show		06234-1411	RST4301		325	0.5	75
Show		06192-1236	BRT2649		161	4.5	77
Show		06193-1232	HO 231		47	6.8	79
Show		06273-1150	HU 218		46	1.4	80
Show		06214-1146	STF3116	AB	23	3.9	84
Show		06214-1146	FOX 146	AC	274	56.3	84
Show		06252-1425	A 3028		25	0.5	89
Show		06303-1257	RST3459		58	0.8	89
Show		06197-1159	FOX 60		223	1.4	90
Show		06182-1258	RST3447		174	0.2	91
Show		06297-1212	GWP 802		197	130.3	91
Show		06306-1309	GAL 242	AB	71	36.1	92
Show		06306-1309	B 2602	AC	19	29.3	92
Show		06256-1428	TDS3815		318	2.3	93
Show		06217-1424	HU 1241	AB	80	0.8	95
Show		06217-1424	HU 1241	AC	3	13.1	95
Show		06182-1223	BRT2648		136	4.9	96
Show		06258-1431	TDS3820		30	1.6	97
Show		06289-1408	GAL 404		282	12.1	97
Show		06180-1327	GAL 224		68	3.1	99
Show		06192-1151	GAL 225		166	8.0	101
Show		06257-1119	RST3455		68	2.5	101
Show		06251-1117	TDS3808		160	2.0	101
Show		06221-1435	HJ 3850		50	15.9	103
Show		06313-1318	BRT1847		9	3.3	104
Show		06182-1351	RST3448		355	0.9	106
Show		06314-1234	TOB 2	BC	187	24.3	107
Show		06314-1234	TOB 2	AB	171	19.2	107
Show		06314-1234	TOB 2	AC	180	43.1	107
Show		06314-1224	RST3460		296	15.2	109
Show		06237-1108	ALD 29		92	3.0	109
Show		06203-1434	DAW 191		36	11.6	112

WDS 06243-1258 : COMPONENTS

	A
B	pa=295.6° sep=22.63"

06243-1258 A

Componente originario normalizzato	AB	Name	HD 44996	Coord arcsec 2000	062420.58-125743.0	Mag	6.12
Spectral class	B5Ve (blue-white)	PmRA	-3.00	PmDE	4.0	SAO	151461
HIP	30468	Tycho2	5372-02525-1	HD	44996	HR	2309
GC	8273	BD	BD-12 1470

Tycho2

Tycho2	5372-02525-1	Pflag		RAmdeg	96.08574424	DEmdeg	-12.96193962
PmRA	-2.9	PmDE	3.8	E RAmdeg	3	E DEmdeg	4
E pmRA	1.1	E pmDE	1.1	EpRAm	1991.59	EpDEm	1991.44
Num	12	Q RAmdeg	1.7	Q DEmdeg	1.2	Q pmRA	1.8
Q pmDE	1.2	BTmag	6.013	E BTmag	0.014	VTmag	6.103
E VTmag	0.010	Prox	999	TYC	T	HIP	30468
CCDM		RAdeg	96.08575111	DEdeg	-12.96194806	EpRA 1990	1.79
EpDE 1990	1.77	E RAdeg	3.4	E DEdeg	3.5	Posflg
Corr	0.0

SAO

SAO	151461	DelFlag		RA1950		PmRA1950	-0.0013
DE1950		PmDE1950	-0.014	Vmag	6	SpType	B8
Double code		Source	70	CatNum	8273	DM	BD-12 1470
DMcomp		BDsup		HD	44996	M HD	0
GC	8273	RA1950rad	1.66694388	DE1950rad	-0.22574295	PmRA2000	-0.0008
PmDE2000	-0.011

Hipparcos

Catalog	H	HIP	30468	Proxy		RAhms	06 24 20.58
DEdms	-12 57 43.0	Vmag	6.12	VarFlag		R Vmag	G
RAdeg	96.0858	DEdeg	-12.9619	AstroRef		Plx	1.7
CCDM	06243-1258	N CCDM	I	Nsys	1	Ncomp	1
MultFlag		Source		Qual		M HIP
Theta		Rho		HD	44996	BD	BD-12 1470
CD		CP		Dm number	-12 1470	VIred	-0.06
SpType	B4V	R SpType		Coord arcsec 2000	062420.58-125743.0

Hipparcos 2

HIP	30468	Sn	5	So	0	Nc	1
RArad	1.6770127444	DErad	-0.226228682	Plx	3.46	PmRA	-2.77
PmDE	4.15	E RArad	0.29	E DErad	0.26	E Plx	0.42
E pmRA	0.38	E pmDE	0.35	Hpmag	6.0988	E Hpmag	0.0008
SHp	0.007	VA	0	BV	-0.076	E BV	0.002
VI	-0.06

CCDM

Ccdm	06243-1258	RComp		Comp	A	Note1
Note2		Discov num		DRAs	2.55	DDEs	15.5
R dRAs	10	Year		Theta		Rho
Obs	2	Vmag	6.0	Sp	B8	PmNote	*
PmRA	-16	PmDE	-13	Dm number	-12 1470	Cat1	BD
Name2	151461	Cat2	SAO	HD	44996	M HD
ADS BDS	A 5030	M ADS BDS		N IDS		IDS	06197S1254A
HIC	30468

06243-1258 B

Componente originario normalizzato	AB		Coord arcsec 2000	062419.18-125733.2		Mag	10.49		PmRA	-7.00
PmDE	9.0		Calc delta mag	4.37		Calc coord	yes

CCDM

Ccdm	06243-1258	RComp		Comp	B	Note1
Note2		Discov num	STF 903	DRAs	1.13	DDEs	25.5
R dRAs	90	Year	1829	Theta	295	Rho	23.2
Obs	5	Vmag	10.7	Sp		PmNote
PmRA	-16	PmDE	-13	Dm number		Cat1
Name2		Cat2		HD		M HD
ADS BDS	A 5030	M ADS BDS		N IDS		IDS	06197S1254B
HIC