20050+5426 MGN 1

20^h 05^m 02.19^s +54° 26' 03.2" P.A. 115.00 sep 188.5 mag 13.90, Sp sdM1.5+T8

Coord 2000	20050+5426	Discov num	MGN 1	Comp		Coord arcsec 2000	20 05 02.19 +54 26 03.2
Date first	2010	Date last	2010	Obs	2
Pa first	115	Pa last	115	P.A. Now (θ)	115°
Sep first	188.5	Sep last	188.54	Sep. Now (ρ)	188.54"
Mag pri	13.90	Mag sec		delta mag (ΔM)		Spectral class	sdM1.5+T8
Pri motion ra	-116	Sec motion ra	-114
Pri motion dec	-090	Sec motion dec	-099
Notes	N T P (See Notes, Parallax indicates physical, 100-year proper motion)

rPM=0.061 (< 0.3, Physical double)

This double is physical.

OTHER CATALOGS AND DESIGNATIONS

Constellation

Cygnus

Gaia DR2

2185716214217529344

WDS 20050+5426 MGN 1 : NOTES

discov_num	notes	refcode
MGN 1	Primary is the sdM1.5+WD SB1 Wolf 1130 = GJ 781. Companion is a T8
	subdwarf which shows common proper motion. Distance to the system is
	15.83 +/- 0.96 pc, metallicity [FE/H] = -0.64 +/- 0.17.	MGN2013

REFERENCES

refcode	metd	author	reference
MGN2013	Hw w	Mace, G.N., Kirkpatrick, J.D., Cushing, M.C., Gelino, C.R., McLean, I.S.,	2013ApJ...777...36M
MGN2013	+C	Logsdon, S.E., Wright, E.L., Skrutskie, M.F., Beichman, C.A., Eisenhardt, P.R., &
MGN2013	+E2	Kulas, K.R.
MGN2013	+Hi	ApJ 777, 36, 2013

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
20050+5426	MGN 1		2010	1	115	188.5	8.35	19.64	sdM1.5 T8	NP K	200502.19+542603.2

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WDS 20050+5426 MGN 1 : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 20050+5426 MGN 1 : MEASURES

No records found.

WDS 20050+5426 : VIRTUAL EYEPIECE

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WDS 20050+5426 : ALADIN DSS IMAGE @ 20^h 05^m 02.19^s +54° 26' 03.2"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 20050+5426 MGN 1 : 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		20050+5426	MGN 1		115	188.5
Show		20041+5428	STI2497		30	12.5	9
Show		20071+5431	TDT1991		333	2.0	19
Show		20021+5439	MLR 580	EF	159	0.6	25
Show		20021+5439	BU 427	CD	336	3.1	28
Show		20021+5439	ENG 68	CE	158	160.3	28
Show		20021+5439	BU 426	AB	306	5.9	29
Show		20021+5439	BU 426	AC	53	163.2	29
Show		20086+5444	STI2504		64	11.3	35
Show		20034+5515	HJ 1480		97	14.3	52
Show		20103+5452	TDT2043		36	2.1	53
Show		19596+5451	STI2491		233	9.7	54
Show		20112+5422	STI2509		257	7.8	54
Show		20048+5522	STI2499		143	9.0	57
Show		20020+5523	STI2495		178	5.5	63
Show		19577+5423	STI2488		4	8.7	64
Show		20084+5524	STI2503		159	10.8	65
Show		20124+5447	TDT2082		349	2.2	68
Show		19575+5442	STI2487		229	6.7	68
Show		19581+5355	ARG 35		227	7.4	69
Show		20034+5318	TOI1310		123	9.4	70
Show		20129+5408	TDT2092		230	0.6	72
Show		19569+5434	STI2484		29	7.8	72
Show		20124+5354	HDS2880		274	0.1	73
Show		20134+5416	STI2514		203	7.9	74
Show		20087+5320	A 1417		173	0.6	74
Show		19573+5501	TDT1873		38	1.7	76
Show		20062+5310	ENG 70		136	170.0	77
Show		19562+5427	STI2478		152	14.7	78
Show		20140+5428	TDT2108		311	0.8	78
Show		19592+5526	STI2490		18	8.0	79
Show		20021+5541	TDT1926		194	2.7	80
Show		19560+5419	ES 985		291	3.1	80
Show		20042+5546	STI2498		119	13.8	80
Show		20142+5445	A 1422		351	2.8	82
Show		20007+5540	STI2492		154	3.9	83
Show		20091+5546	STI2505		15	10.2	87
Show		20143+5501	TDT2111		154	2.0	88
Show		20153+5429	TDT2122		342	0.5	90
Show		20153+5428	TDT2123		328	2.0	90
Show		20152+5409	HO 455	AB	83	35.1	91
Show		20152+5409	HO 455	AD	263	31.4	91
Show		20152+5409	HO 455	AE	71	39.6	91
Show		20146+5349	ES 987		293	7.9	92
Show		20152+5409	HO 455	BC	176	4.0	92
Show		20152+5409	HO 455	BE	30	5.6	92
Show		20116+5539	STI2511		337	13.1	92
Show		20082+5556	STI2502		65	14.9	94
Show		20147+5509	TDT2115		265	2.2	95
Show		20126+5316	TDT2088		57	0.4	97
Show		20131+5538	STI2513		333	5.0	101

WDS 20050+5426 : COMPONENTS

	A
B	pa=128.7° sep=127.41"

20050+5426 A

Componente originario normalizzato	AB		Coord arcsec 2000	200502.19+542603.2		Mag	13.9		Spectral class	sdM1.5
PmRA	-116.00		PmDE	-90.0

20050+5426 B

Componente originario normalizzato	AB		Coord arcsec 2000	200513.58+542443.5		Spectral class	T8 (brown dwarf)		PmRA	-114.00
PmDE	-99.0		Calc delta mag	13.9		Calc coord	yes