19457+6908 MLB 357

19^h 45^m 40.30^s +69° 08' 03.2" P.A. 260.00 sep 1.8 mag 10.38,11.54 Sp F8

Coord 2000	19457+6908	Discov num	MLB 357	Comp		Coord arcsec 2000	19 45 40.30 +69 08 03.2
Date first	1924	Date last	2016	Obs	6
Pa first	260	Pa last	260.4	P.A. Now (θ)	260.4°
Sep first	1.7	Sep last	1.832	Sep. Now (ρ)	1.832"
Mag pri	10.38	Mag sec	11.54	delta mag (ΔM)	1.16	Spectral class	F8 (yellow-white)
Pri motion ra	-008	Sec motion ra	-008
Pri motion dec	-005	Sec motion dec	-005
Notes

Nature of this double is uncertain.

OTHER CATALOGS AND DESIGNATIONS

Constellation

Draco

Tycho2

4445-00287-1

Gaia DR2

2249529051592989312

WDS 19457+6908 MLB 357 : NOTES

No records found.

REFERENCES

refcode	metd	author	reference
Mlb1918	Mb -	Milburn, W. (Espin, T.E.)	1918MNRAS..78..189E
Mlb1918		MNRAS 78, 189, 1918 (MLB 1 - 35; measures by Espin)
Mlb1919	Mb -	Milburn, W. (Espin, T.E.)	1919MNRAS..79..211E
Mlb1919		MNRAS 79, 211, 1919 (MLB 36 - 106; measures by Espin)
Mlb1920	Mb -	Milburn, W.	1920MNRAS..80..329M
Mlb1920		MNRAS 80, 329, 1920 (MLB 107 - 149)
Mlb1921	Mb -	Milburn, W.	1921MNRAS..81..232E
Mlb1921		MNRAS 81, 232, 1921 (MLB 150 - 182)
Mlb1922	Mb j	Milburn, W. (Espin, T.E.)	1922MNRAS..82..187E
Mlb1922		MNRAS 82, 187, 1922 (MLB 183 - 241; measures by Espin)
Mlb1923	Mb -	Milburn, W.	1923MNRAS..83..154E
Mlb1923		MNRAS 83, 154, 1923 (MLB 242 - 275)
Mlb1924	Mb -	Milburn, W.	1924MNRAS..84..162E
Mlb1924		MNRAS 84, 162, 1924 (MLB 276 - 322)
Mlb1925	Mb j	Milburn, W.	1925MNRAS..85..276E
Mlb1925		MNRAS 85, 276, 1925 (MLB 323 - 376)
Mlb1926	Mb -	Milburn, W.	1926MNRAS..86..131E
Mlb1926		MNRAS 86, 131, 1926 (MLB 377 - 440)
Mlb1927	Mb j	Milburn, W.	1927MNRAS..87..215E
Mlb1927	+Po	MNRAS 87, 215, 1927 (MLB 441 - 510)
Mlb1928	Mb -	Milburn, W.	1928MNRAS..88..185E
Mlb1928		MNRAS 88, 185, 1928 (MLB 511 - 551)
Mlb1929	Mb -	Milburn, W.	1929MNRAS..89..268E
Mlb1929		MNRAS 89, 268, 1929 (MLB 552 - 591)
Mlb1930	Mb -	Milburn, W.	1930MNRAS..90..317E
Mlb1930		MNRAS 90, 317, 1930 (MLB 592 - 630)
Mlb1931	Mb j	Milburn, W.	1931MNRAS..91..294E
Mlb1931		MNRAS 91, 294, 1931 (MLB 631 - 673)
Mlb1932	Ma -	Milburn, W.	1932MNRAS..92..214E
Mlb1932	+Mb	MNRAS 92, 214, 1932 (MLB 674 - 732)
Mlb1932B	Ma -	Milburn, W.	1932QB821.A43......
Mlb1932B		cited by ADS (Aitken Double Star Cat., 1932)
Mlb1933	Ma j	Milburn, W.	1933MNRAS..93..192E
Mlb1933	+Mb	MNRAS 93, 192, 1933 (MLB 733 - 806)
Mlb1934	Mb j	Milburn, W.	1934MNRAS..94..255M
Mlb1934		MNRAS 94, 255, 1934 (MLB 807 - 912)
Mlb1935	Mb j	Milburn, W.	1935MNRAS..95..298M
Mlb1935		MNRAS 95, 298, 1935 (MLB 913 - 969)
Mlb1936	Mb -	Milburn, W.	1936MNRAS..96..266M
Mlb1936		MNRAS 96, 266, 1936 (MLB 970 - 997)
Mlb1937	Ma -	Milburn, W.	1937MNRAS..97..222M
Mlb1937	+Mb	MNRAS 97, 222, 1937 (MLB 998 - 1025)
Mlb1938	Ma -	Milburn, W.	1938MNRAS..98..223M
Mlb1938	+Mb	MNRAS 98, 223, 1938 (MLB 1026 - 1032)
Mlb1939	Mb -	Milburn, W.	1939MNRAS..99..278M
Mlb1939		MNRAS 99, 278, 1939 (MLB 1033 - 1051)
Mlb9999	Mb -	Milburn, W.	...................
Mlb9999		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
19457+6908	MLB 357		1997	5	273	1.8	10.38	11.54	F8		194540.30+690803.2
19457+6908	MLB 357		2016	6	260	1.8	10.38	11.54	F8		194540.30+690803.2

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

WDS 19457+6908 MLB 357 : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 19457+6908 MLB 357 : MEASURES

No records found.

WDS 19457+6908 : VIRTUAL EYEPIECE

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

WDS 19457+6908 : ALADIN DSS IMAGE @ 19^h 45^m 40.30^s +69° 08' 03.2"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 19457+6908 MLB 357 : 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		19457+6908	MLB 357		260	1.8
Show		19433+6929	MLB 415		350	8.7	25
Show		19503+6857	MLB 358		254	3.9	28
Show		19509+6852	HDS2826		39	0.4	33
Show		19540+6915	UC 4049		58	61.7	45
Show		19405+6946	MLB1084		95	11.1	47
Show		19414+6820	LDS2779		300	1.6	54
Show		19495+6957	MLB1086	AB	339	5.2	54
Show		19396+6815	MLB 292		318	7.8	63
Show	Tyl	19482+7016	STF2603		20	3.5	70
Show		19528+7009	TDT1819		256	0.4	72
Show	Alsafi	19324+6940	STT 590	AB	339	492.8	78
Show	Alsafi	19324+6940	WGA 1	AC	-1	11.0	78
Show		19330+6819	LDS2445			43.0	85
Show		19349+6804	MLB 291		170	3.9	87
Show		20020+6922	MLB 293		91	4.8	88
Show		19327+6811	LDS2444		175	11.9	90
Show		19361+6755	MLB1083		162	8.8	90
Show		19286+6859	LDS2438		210	9.4	93
Show		19419+6733	MLB1085		179	15.7	98
Show		20026+6952	SKF1243		187	46.0	99
Show		19348+6748	MLB 290	BC	308	4.1	100
Show		19348+6748	MLB 290	AB	78	19.3	100
Show		19403+7045	TDT1619		199	1.6	101
Show		20049+6926	HDS2863	AB	3	0.9	104
Show		19528+6732	LDS2446		265	29.2	104
Show		20005+6759	MLB 359	AB	284	4.9	107
Show		20005+6759	MLB 359	AC	326	30.9	107
Show		19522+6726	OSO 114		257	23.4	109
Show		19355+7045	TDT1562		357	0.9	111
Show		20055+6834	TDT1964		340	2.0	113
Show		20016+7027	A 865		89	2.6	115
Show		19463+7104	TDT1724		252	1.3	116
Show		20028+6752	LDS2447	AB	180	125.4	121
Show		20028+6752	LDS2447	AC	226	141.0	121
Show		20039+6754	MLB 295		305	7.3	122
Show		19593+6729	TDT1903		87	0.4	125
Show		19269+7039	LDS1907		148	49.0	134
Show		19376+6658	SKF1241		207	34.0	138
Show		19303+6719	LDS2441		159	9.9	140
Show		19314+6712	TDT1519		84	0.4	142
Show		19490+6646	MLB 265		196	2.7	143
Show		20031+6721	MLB 294		155	3.3	145
Show		19371+7134	SKF1240		34	8.5	153
Show		20023+6706	SKF1242		13	20.8	154
Show		19432+7143	TDT1671		121	0.4	156
Show		19324+6648	LDS2443		245	11.2	158
Show		19344+7136	KU 2		232	0.6	159
Show		20016+7131	TDT1918		191	0.7	164
Show		19311+7141	HDS2773		149	0.2	170
Show		19263+6658	HU 944		356	1.5	170

WDS 19457+6908 : COMPONENTS

	A
B	pa=244.6° sep=0.71"

19457+6908 A

Componente originario normalizzato	AB		Coord arcsec 2000	194540.30+690803.2		Mag	10.38		Spectral class	F8 (yellow-white)
PmRA	-8.00		PmDE	-5.0		Tycho2	4445-00287-1

Tycho2

Tycho2	4445-00287-1	Pflag	P	RAmdeg	296.41792479	DEmdeg	69.13423164
PmRA	-8.4	PmDE	-5.2	E RAmdeg	27	E DEmdeg	28
E pmRA	2.3	E pmDE	2.4	EpRAm	1990.28	EpDEm	1990.19
Num	3	Q RAmdeg	0.3	Q DEmdeg	0.2	Q pmRA	0.3
Q pmDE	0.2	BTmag	11.073	E BTmag	0.049	VTmag	10.382
E VTmag	0.039	Prox	18	TYC	T	HIP
CCDM		RAdeg	296.41814139	DEdeg	69.13425750	EpRA 1990	1.66
EpDE 1990	1.61	E RAdeg	26.6	E DEdeg	27.7	Posflg	D
Corr	0.0

CCDM

Ccdm	19457+6908	RComp		Comp	A	Note1
Note2		Discov num		DRAs	-1.87	DDEs	3.3
R dRAs	10	Year		Theta		Rho
Obs	2	Vmag	10.7	Sp	F8	PmNote	*
PmRA	-15	PmDE	-5	Dm number	+68 1081	Cat1	BD
Name2	+69 831	Cat2	AGK2/3	HD		M HD
ADS BDS	A12943	M ADS BDS		N IDS		IDS	19457N6853A
HIC

19457+6908 B

Componente originario normalizzato	AB		Coord arcsec 2000	194540.18+690802.9		Mag	11.54		PmRA	-8.00
PmDE	-5.0		Tycho2	4445-00287-2		Calc delta mag	1.16		Calc coord	yes

Tycho2

Tycho2	4445-00287-2	Pflag	P	RAmdeg	296.41792479	DEmdeg	69.13423164
PmRA	-8.4	PmDE	-5.2	E RAmdeg	27	E DEmdeg	28
E pmRA	2.3	E pmDE	2.4	EpRAm	1990.28	EpDEm	1990.19
Num	3	Q RAmdeg	0.3	Q DEmdeg	0.2	Q pmRA	0.3
Q pmDE	0.2	BTmag	12.665	E BTmag	0.222	VTmag	11.539
E VTmag	0.108	Prox	18	TYC		HIP
CCDM		RAdeg	296.41674222	DEdeg	69.13413889	EpRA 1990	1.66
EpDE 1990	1.60	E RAdeg	132.8	E DEdeg	138.9	Posflg	D
Corr	0.0

CCDM

Ccdm	19457+6908	RComp		Comp	B	Note1
Note2		Discov num	MLB 357	DRAs		DDEs
R dRAs		Year	1924	Theta	260	Rho	1.7
Obs	2	Vmag	11.6	Sp		PmNote
PmRA		PmDE		Dm number		Cat1
Name2		Cat2		HD		M HD
ADS BDS	A12943	M ADS BDS		N IDS		IDS	19457N6853B
HIC