21503+2754 MLB 576

21^h 50^m 18.63^s +27° 53' 37.1" P.A. 267.00 sep 13.1 mag 10.27,13.97 Sp F8

Coord 2000	21503+2754	Discov num	MLB 576	Comp		Coord arcsec 2000	21 50 18.63 +27 53 37.1
Date first	1928	Date last	2015	Obs	9
Pa first	285	Pa last	267.1	P.A. Now (θ)	267.1°
Sep first	9.5	Sep last	13.061	Sep. Now (ρ)	13.061"
Mag pri	10.27	Mag sec	13.97	delta mag (ΔM)	3.7	Spectral class	F8 (yellow-white)
Pri motion ra	+034	Sec motion ra	-017
Pri motion dec	+034	Sec motion dec	+000
Notes

rPM=1.275

This double is not physical.

OTHER CATALOGS AND DESIGNATIONS

Constellation

Pegasus

Tycho2

2210-00115-1

Gaia DR2

1800254616070865664

WDS 21503+2754 MLB 576 : 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
21503+2754	MLB 576		2007	3	269	12.9	10.20	11.80	F8	D	215018.63+275337.1
21503+2754	MLB 576		2014	5	267	13.0	10.27	13.97	F8		215018.63+275337.1
21503+2754	MLB 576		2015	6	267	13.1	10.27	13.97	F8		215018.63+275337.1

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

WDS 21503+2754 MLB 576 : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 21503+2754 MLB 576 : MEASURES

No records found.

WDS 21503+2754 : VIRTUAL EYEPIECE

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WDS 21503+2754 : ALADIN DSS IMAGE @ 21^h 50^m 18.63^s +27° 53' 37.1"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 21503+2754 MLB 576 : 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		21503+2754	MLB 576		267	13.1
Show		21505+2756	AZC 116		353	20.9	4
Show		21521+2748	HO 171		342	0.8	26
Show		21477+2740	CVR 922		225	9.9	37
Show		21480+2819	MLB 541		340	9.9	40
Show		21524+2823	NSN 67		285	5.1	40
Show		21539+2821	WSI 8		142	0.1	55
Show		21474+2834	A 300	AB	252	2.3	56
Show		21474+2834	A 300	AC	29	7.5	56
Show		21474+2834	A 300	AD	170	8.4	56
Show		21468+2718	HO 608		130	0.6	59
Show		21517+2852	SHN 256		-1	0.6	61
Show		21462+2817	MLB 540	AB	256	4.1	62
Show		21462+2817	MLB 540	AC	322	8.7	62
Show		21462+2817	ABH 152	AD	68	41.8	62
Show		21462+2817	ABH 152	AE	96	80.1	62
Show		21517+2856	HLD 49		341	2.1	65
Show		21536+2701	ES 523		95	6.2	69
Show		21454+2819	J 3145		112	5.4	72
Show		21474+2855	AG 420		145	7.5	73
Show		21559+2753	HJ 1704		317	5.6	74
Show		21453+2722	HO 606		93	18.4	74
Show		21491+2640	LDS4912		134	16.5	75
Show		21555+2724	A 303	AB	52	2.3	76
Show		21555+2724	STJ 1	AC	337	3.4	76
Show		21556+2823	MLB 577	BC	18	6.4	76
Show		21457+2708	BKO 633		18	7.4	77
Show		21556+2823	MLB 577	AB	300	48.8	77
Show		21456+2709	MLB1050		67	6.9	77
Show		21540+2852	GRV 519		318	22.1	78
Show		21510+2911	A 889	AB	15	0.2	78
Show		21510+2911	A 889	Aa,Ab	323	0.0	78
Show		21538+2856	MLB 495		134	4.8	78
Show		21461+2855	BRT 58		165	4.4	83
Show		21444+2824	KPP3373		242	2.1	84
Show		21439+2751	HO 166		233	0.2	85
Show		21469+2907	CVR 919		201	23.5	87
Show		21553+2850	COU 836		161	1.3	87
Show		21435+2721	OSO 155	DG	304	6.1	90
Show		21435+2721	A 299	DE	95	999.9	90
Show		21435+2721	A 299	DF	26	145.8	90
Show		21567+2721	GRV 521		306	45.5	92
Show		21547+2643	CVR 924		252	21.1	93
Show		21561+2846	COU 837	AB	150	1.2	94
Show		21561+2846	GII 104	AC	105	1.9	94
Show		21553+2648	A 302		239	5.8	94
Show		21573+2738	NSN 749		84	1.7	95
Show		21561+2701	J 854		305	2.8	95
Show		21441+2845	ES 521	DE	286	17.5	96
Show		21441+2845	FYM 25	DG	164	89.6	96
Show		21435+2725	BKO 631		26	5.9	96

WDS 21503+2754 : COMPONENTS

	A
B	pa=266.7° sep=11.55"

21503+2754 A

Componente originario normalizzato	AB		Coord arcsec 2000	215018.63+275337.1		Mag	10.27		Spectral class	F8 (yellow-white)
PmRA	34.00		PmDE	34.0		Tycho2	2210-00115-1

Tycho2

Tycho2	2210-00115-1	Pflag		RAmdeg	327.57765251	DEmdeg	27.89365815
PmRA	33.7	PmDE	37.8	E RAmdeg	25	E DEmdeg	33
E pmRA	1.9	E pmDE	1.9	EpRAm	1988.94	EpDEm	1986.66
Num	5	Q RAmdeg	1.0	Q DEmdeg	0.7	Q pmRA	1.0
Q pmDE	0.7	BTmag	10.905	E BTmag	0.054	VTmag	10.272
E VTmag	0.042	Prox	999	TYC	T	HIP
CCDM		RAdeg	327.57756583	DEdeg	27.89357139	EpRA 1990	1.75
EpDE 1990	1.64	E RAdeg	25.8	E DEdeg	33.6	Posflg
Corr	0.0

CCDM

Ccdm	21503+2754	RComp		Comp	A	Note1
Note2		Discov num		DRAs	0.56	DDEs	-22.9
R dRAs	10	Year		Theta		Rho
Obs	2	Vmag	10.2	Sp	F8	PmNote	*
PmRA	31	PmDE	37	Dm number	+27 4178	Cat1	BD
Name2	+27 2518	Cat2	AGK2/3	HD		M HD
ADS BDS		M ADS BDS		N IDS		IDS	21458N2725A
HIC

21503+2754 B

Componente originario normalizzato	AB		Coord arcsec 2000	215017.76+275336.4		Mag	13.97		PmRA	-17.00
PmDE	0.0		Calc delta mag	3.7		Calc coord	yes

CCDM

Ccdm	21503+2754	RComp		Comp	B	Note1
Note2		Discov num	MLB 576	DRAs		DDEs
R dRAs		Year	1928	Theta	285	Rho	9.5
Obs	1	Vmag	11.8	Sp		PmNote
PmRA		PmDE		Dm number		Cat1
Name2		Cat2		HD		M HD
ADS BDS		M ADS BDS		N IDS		IDS	21458N2725B
HIC