11506+3142 NSN 39

11^h 50^m 38.87^s +31° 42' 23.6" P.A. 257.00 sep 5.0 mag 11.90,15.50 Sp K2+K4

Coord 2000	11506+3142	Discov num	NSN 39	Comp		Coord arcsec 2000	11 50 38.87 +31 42 23.6
Date first	1955	Date last	2017	Obs	9
Pa first	257	Pa last	256.7	P.A. Now (θ)	256.7°
Sep first	4.6	Sep last	4.969	Sep. Now (ρ)	4.969"
Mag pri	11.90	Mag sec	15.50	delta mag (ΔM)	3.6	Spectral class	K2+K4 (yellow-orange/yellow-orange)
Pri motion ra	-230	Sec motion ra	-230
Pri motion dec	-012	Sec motion dec	-008
Notes	V (Proper motion indicates physical)

rPM=0.017 (< 0.3, Physical double)

This double is physical.

OTHER CATALOGS AND DESIGNATIONS

Constellation

Ursa Major

Gaia DR2

4021420420895917056

WDS 11506+3142 NSN 39 : NOTES

No records found.

REFERENCES

refcode	metd	author	reference
Nsn2013	M+ w	Nanson, J., McGaughey, S. & Armstrong, J.D.	2013JDSO....9..267N
Nsn2013	+C	JDSO 9, 267, 2013
Nsn2014	C u	Nanson, J. & Smith, S.C.	2014JDSO...10..139N
Nsn2014		JDSO 10, 139, 2014
Nsn2015	C -	Nanson, J., Smith, S.C. & Thuemen, C.	2015JDSO...11...12N
Nsn2015		JDSO 11, 12, 2015
Nsn2016	not -	Nanson, J.	...................
Nsn2016		private communication, 2016
Nsn2016b	C j	Nanson, J. & Knapp, W.R.A.	2016JDSO...12..450N
Nsn2016b		JDSO 12, 450, 2016
Nsn2016c	not -	Nanson, J.	2016JDSO...12..573N
Nsn2016c		JDSO 12, 573, 2016
Nsn2017a	not -	Nanson, J.	...................
Nsn2017a		private communication, 2017
Nsn2017b	not -	Nanson, J.	...................
Nsn2017b		private communication, 2017
Nsn2017c	C j	Nanson, J. & Knapp, W.R.A.	2017JDSO...13..299N
Nsn2017c	+E+	JDSO 13, 299, 2017
Nsn2017c	+Hg
Nsn2017d	not -	Nanson, J.	...................
Nsn2017d		private communication, 2017
Nsn2017e	not -	Nanson, J. & Knapp, W.	...................
Nsn2017e		private communication, 2017
Nsn2018a	Hg j	Nanson, J.	...................
Nsn2018a		private communication, 2018 (15 February 2018 email)

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
11506+3142	NSN 39		2017	7	257	5.0	11.90	15.50	K2+K4	V	115038.87+314223.6

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WDS 11506+3142 NSN 39 : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 11506+3142 NSN 39 : MEASURES

No records found.

WDS 11506+3142 : VIRTUAL EYEPIECE

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

WDS 11506+3142 : ALADIN DSS IMAGE @ 11^h 50^m 38.87^s +31° 42' 23.6"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 11506+3142 NSN 39 : 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		11506+3142	NSN 39		257	5.0
Show		11502+3158	TDS8059		189	3.5	17
Show		11506+3059	CVR 628		94	8.2	44
Show		11463+3131	COU 785		279	0.5	56
Show		11548+3207	LDS4158		267	124.2	58
Show		11516+3046	CRB 91		336	23.0	58
Show		11529+3050	STF1576		241	5.3	60
Show		11460+3149	GIC 102		271	9.1	61
Show		11459+3119	SLW 641		290	93.6	66
Show		11452+3150	CBL 353		139	29.1	71
Show		11464+3058	SLW 645		2	21.7	71
Show		11547+3053	KPP2431		185	21.2	72
Show		11504+3024	SKF2381		332	1.1	79
Show		11567+3201	BU 9032		179	8.1	80
Show		11563+3107	TDS8127		72	0.5	81
Show		11569+3204	DAM 653		130	9.5	83
Show		11509+3018	SLW 660		245	28.3	85
Show		11519+3307	LEP 46		32	4.3	87
Show		11507+3312	SKF 8	AB	109	7.1	90
Show		11507+3312	RAO 579	Aa,Ab	120	0.6	90
Show		11507+3312	RAO 579	Aa,Ac	357	0.5	90
Show		11507+3312	RAO 579	AC	91	2.6	90
Show		11577+3206	KPP1776		133	13.7	93
Show		11463+3303	A 2160		353	0.1	98
Show		11512+3322	ARG 101		273	45.8	101
Show		11581+3216	BU 918	AB	236	6.9	101
Show		11581+3216	BU 918	AC	65	133.3	101
Show		11581+3216	WAL 59	AD	55	141.5	101
Show		11580+3230	KPP 884		19	7.4	105
Show		11460+3015	LDS4143		309	34.2	107
Show		11592+3121	UC 2245		325	64.6	112
Show		11574+3257	TDS8140		329	0.9	114
Show		11416+3145	BNU 3	Aa,Ab	235	0.0	116
Show		11416+3145	STT 575	AB	311	44.0	116
Show		11437+3028	TDS8009		126	0.4	116
Show		11428+3039	KPP3852		270	13.7	119
Show		11414+3214	NSN 619		248	4.6	122
Show		11489+3342	KU 40		184	2.9	122
Show		11572+3312	COU 939		27	0.3	123
Show		11536+3343	CVR1389		146	4.4	127
Show		11439+3319	NI 27		222	3.4	129
Show		11402+3122	CTT 25		275	117.7	135
Show		11590+3313	TDS8148		150	0.6	139
Show		11443+3336	UC 2201	AB	258	19.4	140
Show		11593+3310	BU 919		15	4.9	141
Show		11497+3404	CVR1385		101	4.4	142
Show		11416+3012	SLW 631		143	21.1	148
Show		11396+3125	SEI 526		236	412.0	149
Show		11571+2939	SKF2580		283	5.1	149
Show		11583+3338	LDS5210		17	30.5	150
Show		11391+3225	ES 2412		320	2.4	154

WDS 11506+3142 : COMPONENTS

	A
B	pa=254.5° sep=4.27"

11506+3142 A

Componente originario normalizzato	AB		Coord arcsec 2000	115038.87+314223.6		Mag	11.9		Spectral class	K2 (yellow-orange)
PmRA	-230.00		PmDE	-12.0

11506+3142 B

Componente originario normalizzato	AB		Coord arcsec 2000	115038.55+314222.5		Mag	15.5		Spectral class	K4 (yellow-orange)
PmRA	-230.00		PmDE	-8.0		Calc delta mag	3.6		Calc coord	yes