18446+6649 MLB 286

18^h 44^m 37.67^s +66° 49' 57.5" P.A. 290.00 sep 3.8 mag 10.17,13.10

Coord 2000	18446+6649	Discov num	MLB 286	Comp		Coord arcsec 2000	18 44 37.67 +66 49 57.5
Date first	1923	Date last	2015	Obs	2
Pa first	287	Pa last	289.7	P.A. Now (θ)	289.7°
Sep first	3.1	Sep last	3.811	Sep. Now (ρ)	3.811"
Mag pri	10.17	Mag sec	13.10	delta mag (ΔM)	2.93	Spectral class
Pri motion ra	-002	Sec motion ra
Pri motion dec	-007	Sec motion dec
Notes

Nature of this double is uncertain.

OTHER CATALOGS AND DESIGNATIONS

Constellation

Draco

Tycho2

4227-00875-1

Gaia DR2

2258567758726049792

ADS

11674

WDS 18446+6649 MLB 286 : 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
18446+6649	MLB 286		1923	1	287	3.1	10.17	13.10			184437.67+664957.5
18446+6649	MLB 286		2015	2	290	3.8	10.17	13.10			184437.67+664957.5

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

WDS 18446+6649 MLB 286 : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 18446+6649 MLB 286 : MEASURES

No records found.

WDS 18446+6649 : VIRTUAL EYEPIECE

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

WDS 18446+6649 : ALADIN DSS IMAGE @ 18^h 44^m 37.67^s +66° 49' 57.5"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 18446+6649 MLB 286 : 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		18446+6649	MLB 286		290	3.8	1
Show		18409+6633	LDS2419		212	45.1	29
Show		18427+6618	TOI1825		208	3.0	34
Show		18384+6708	STF2384	AB	307	0.4	41
Show		18384+6708	STF2384	AB,C	162	136.5	41
Show		18364+6655	TOK 323		116	181.1	49
Show		18543+6705	MLB1080		6	10.0	59
Show		18543+6706	MLB 287		314	7.4	59
Show		18526+6556	LDS2423		359	11.1	73
Show		18411+6810	MLB 355	AB	197	8.5	83
Show		18411+6810	MLB 355	AC	270	23.4	83
Show		18581+6716	MLB 414		140	2.0	83
Show		18494+6528	ES 1912		21	7.6	88
Show		18402+6815	KPP 813		166	7.0	89
Show		18592+6629	TDT1166		195	0.9	90
Show		18551+6757	LDS2424		354	13.3	91
Show		19000+6620	MLB1081		130	6.4	91
Show		18312+6608	ES 1911		293	5.7	91
Show		18417+6520	LDS2748		226	50.5	92
Show		18440+6830	CTI 134		326	6.8	100
Show		19022+6702	LDS2427		88	3.0	104
Show		18540+6522	DAM 680		117	15.7	105
Show		18514+6514	STF2423		197	2.2	105
Show		19014+6737	UC 3764		311	35.3	109
Show		18538+6509	MLB 215		193	3.4	114
Show		18593+6538	KPP1783		347	13.8	115
Show		18532+6507	DAM 127		55	3.5	116
Show		18312+6526	KUI 86		44	23.0	117
Show		18457+6849	TDT1039		329	0.4	120
Show		18530+6501	DAM 126		236	9.6	121
Show		18488+6853	LDS2421		274	34.6	125
Show	Fafnir	18260+6534	UC 3580		208	24.4	137
Show		18463+6909	SKF2739		227	6.8	140
Show		18484+6908	WFC 254		218	13.3	140
Show		18287+6506	HU 931	AB	82	0.5	143
Show		18287+6506	STF2343	AC	212	8.6	143
Show		18430+6427	UC 3653		335	32.5	144
Show		18497+6429	LDS2422		94	75.9	144
Show		19003+6459	FMR 142		345	8.6	147
Show		18567+6440	TDT1141		167	0.4	150
Show		18510+6425	UC 3695		217	23.0	150
Show		18509+6425	TOI1749		37	23.1	151
Show		18426+6420	LDS2420		84	9.3	151
Show		18549+6911	WFC 215		254	3.8	153
Show		18552+6432	HU 938		325	1.5	153
Show		18335+6432	FAR 67	Aa,Ab	222	0.1	155
Show		18335+6432	FAR 67	AB	129	1.8	155
Show		18482+6415	SLN 84		341	2.2	157
Show		18396+6416	LDS2745		86	37.5	158
Show		18462+6412	HU 937		333	1.0	159
Show		18252+6455	STF2332		260	11.6	161

WDS 18446+6649 : COMPONENTS

	A
B	pa=312.3° sep=1.91"

18446+6649 A

Componente originario normalizzato	AB		Coord arcsec 2000	184437.67+664957.5		Mag	10.17		PmRA	-2.00
PmDE	-7.0		Tycho2	4227-00875-1		ADS	11674		DM	BD+66 1127

Tycho2

Tycho2	4227-00875-1	Pflag		RAmdeg	281.15697874	DEmdeg	66.83265234
PmRA	-2.2	PmDE	-7.1	E RAmdeg	24	E DEmdeg	23
E pmRA	1.8	E pmDE	2.0	EpRAm	1988.91	EpDEm	1988.89
Num	5	Q RAmdeg	2.2	Q DEmdeg	1.9	Q pmRA	2.2
Q pmDE	1.9	BTmag	11.402	E BTmag	0.061	VTmag	10.174
E VTmag	0.033	Prox	999	TYC	T	HIP
CCDM		RAdeg	281.15701028	DEdeg	66.83266333	EpRA 1990	1.74
EpDE 1990	1.71	E RAdeg	26.6	E DEdeg	26.0	Posflg
Corr	-0.1

18446+6649 B

Componente originario normalizzato	AB		Coord arcsec 2000	184437.43+664958.8		Mag	13.1		Calc delta mag	2.93
Calc coord	yes