21554+5938 JNN 292

21^h 55^m 24.36^s +59° 38' 37.1" P.A. 76.00 sep 0.4 mag 13.53,14.00 Sp M4.0

Coord 2000	21554+5938	Discov num	JNN 292	Comp		Coord arcsec 2000	21 55 24.36 +59 38 37.1
Date first	2012	Date last	2014	Obs	2
Pa first	102	Pa last	76	P.A. Now (θ)	76°
Sep first	0.2	Sep last	0.36	Sep. Now (ρ)	0.36"
Mag pri	13.53	Mag sec	14.00	delta mag (ΔM)	0.47	Spectral class	M4.0 (red)
Pri motion ra	+107	Sec motion ra
Pri motion dec	+027	Sec motion dec
Notes	N (See Notes)

Nature of this double is uncertain.

OTHER CATALOGS AND DESIGNATIONS

Constellation

Cepheus

WDS 21554+5938 JNN 292 : NOTES

discov_num	notes	refcode
JNN 292	Estimated age 30-300 Myr; masses 0.14 +/- 0.07 and 0.09 +/- 0.05 Msun;
	a ~2.7 au.	Jnn2014

REFERENCES

refcode	metd	author	reference
Jnn2014	A -	Janson, M., Bergfors, C., Brandner, W., Kudryavtseva, N., Hormuth, F.,	2014ApJ...789..102J
Jnn2014	+Cl	Hippler, S., & Henning, T.
Jnn2014		ApJ 789, 102, 2014

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
21554+5938	JNN 292		2012	1	102	0.2	13.53	14.00	M4.0		215524.36+593837.1
21554+5938	JNN 292		2014	2	76	0.4	13.53	14.00	M4.0	N	215524.36+593837.1

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WDS 21554+5938 JNN 292 : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 21554+5938 JNN 292 : MEASURES

No records found.

WDS 21554+5938 : VIRTUAL EYEPIECE

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WDS 21554+5938 : ALADIN DSS IMAGE @ 21^h 55^m 24.36^s +59° 38' 37.1"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 21554+5938 JNN 292 : 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		21554+5938	JNN 292		76	0.4
Show		21565+5948	STT 458	AB	348	1.0	13
Show		21565+5948	STT 458	AC	23	21.5	13
Show		21559+5950	STT 537		203	1.9	13
Show		21569+5948	WAK 20		258	4.0	15
Show		21542+5927	HJ 3072		76	13.0	15
Show		21575+5937	MLB 92		55	5.3	17
Show		21524+5928	TDT3209		208	2.0	25
Show		21516+5918	KPP4252		112	14.8	36
Show		21599+5928	STI1078		199	10.8	37
Show		21507+5947	STI1058		218	3.0	37
Show		21506+5932	LDS5931		258	3.6	38
Show		21519+5911	STI2597		118	10.7	39
Show		21500+5940	STI1055		95	13.1	42
Show		21564+6029	TDT3250		295	0.6	51
Show		21493+6002	STI1053		13	6.8	52
Show		22032+5937	WNO 48	BC	255	2.4	58
Show		21477+5942	PET 11		194	0.1	59
Show		22032+5937	GIC 175	AB	323	153.0	60
Show		22032+5937	TDT4317	AD	312	161.1	60
Show		22033+5944	STI1083		99	10.1	60
Show		21556+6040	MLR 509		274	1.5	62
Show		22020+6016	KPP4261	BC	265	5.5	62
Show		21598+6033	A 779		247	0.2	64
Show		22039+5949	HDS3132	Aa,Ab	235	0.4	66
Show		22039+5949	STT 461	AB	297	11.1	66
Show		22039+5949	STT 461	AC	40	89.2	66
Show		22039+5949	STT 461	AG	335	17.5	66
Show		22039+5949	STT 461	AD	72	184.0	66
Show		22039+5949	STT 461	AE	37	237.1	66
Show		22039+5949	STT 461	CD	96	118.4	67
Show		22039+5949	STT 461	CE	35	147.7	67
Show		22039+5949	STT 461	EF	34	193.1	68
Show		22039+5949	STT 461	DE	346	136.4	69
Show		21472+6020	STI1051		2	5.9	75
Show		22014+5840	SMA 213		338	13.1	76
Show		21597+6049	BVD 339		246	13.3	78
Show		22007+5832	MLB 93		304	4.0	79
Show		21495+5834	STI2588		112	4.9	79
Show		21448+5937	ES 1761		343	3.2	80
Show		21494+5830	HJ 3063		64	11.5	83
Show		22005+6054	MLR 510		304	0.8	84
Show		21579+6101	MLR 17	AB	22	0.2	85
Show		21579+6101	EVS 45	AC	42	18.2	85
Show		22070+5930	OSO 169	AB	70	10.7	89
Show		22070+5930	OSO 169	AC	340	16.4	89
Show		22070+5930	OSO 169	AD	348	23.1	89
Show		22070+5930	OSO 169	AE	57	21.3	89
Show		21437+5943	STI1045		312	9.7	90
Show		22033+6051	STF2860	AB	257	13.3	93
Show		22033+6051	STF2860	AC	279	27.4	93

WDS 21554+5938 : COMPONENTS

	A
B	pa=63.7° sep=0.20"

21554+5938 A

Componente originario normalizzato	AB		Coord arcsec 2000	215524.36+593837.1		Mag	13.53		Spectral class	M4.0 (red)
PmRA	107.00		PmDE	27.0

21554+5938 B

Componente originario normalizzato	AB		Coord arcsec 2000	215524.38+593837.2		Mag	14		Calc delta mag	0.47
Calc coord	yes