20240+3309 NSN 3 AB

20^h 24^m 02.63^s +33° 08' 34.6" P.A. 14.00 sep 4.8 mag 11.70,15.30 Sp K7

Coord 2000	20240+3309	Discov num	NSN 3	Comp	AB	Coord arcsec 2000	20 24 02.63 +33 08 34.6
Date first	1998	Date last	2016	Obs	6
Pa first	14	Pa last	13.7	P.A. Now (θ)	13.7°
Sep first	4.7	Sep last	4.798	Sep. Now (ρ)	4.798"
Mag pri	11.70	Mag sec	15.30	delta mag (ΔM)	3.6	Spectral class	K7 (yellow-orange)
Pri motion ra	+145	Sec motion ra	+146
Pri motion dec	+073	Sec motion dec	+080
Notes	V W (Proper motion indicates physical, )

rPM=0.042 (< 0.3, Physical double)

This double is physical.

OTHER CATALOGS AND DESIGNATIONS

Constellation

Cygnus

Tycho2

2689-00988-1

WDS 20240+3309 NSN 3 AB : 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
20240+3309	NSN 3	AB	2016	5	14	4.8	11.70	15.30	K7	VW	202402.63+330834.6

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WDS 20240+3309 NSN 3 AB : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 20240+3309 NSN 3 AB : MEASURES

No records found.

WDS 20240+3309 : VIRTUAL EYEPIECE

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WDS 20240+3309 : ALADIN DSS IMAGE @ 20^h 24^m 02.63^s +33° 08' 34.6"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 20240+3309 NSN 3 AB : 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		20240+3309	NSN 3	AB	14	4.8
Show		20240+3312	TDS1069		296	0.8	4
Show		20251+3304	ES 2353		152	1.8	13
Show		20223+3326	OSO 124	AB	-1	-1.0	28
Show		20223+3326	OSO 124	AC	308	11.4	28
Show		20223+3326	OSO 124	AD	129	14.6	28
Show		20223+3326	OSO 124	AE	41	20.3	28
Show		20223+3326	OSO 124	AF	228	23.1	28
Show		20239+3238	SEI1112		209	20.2	31
Show		20256+3245	GRV 340		189	31.7	32
Show		20233+3338	J 1231		82	6.4	33
Show		20212+3304	MLB 772	BC	133	8.4	37
Show		20231+3342	COU1949		84	0.2	37
Show		20212+3304	DAM 314	AB	124	34.5	37
Show		20265+3331	COU1954		350	0.5	39
Show		20269+3329	CRB 134		285	10.1	41
Show		20271+3322	J 788		345	4.0	42
Show		20270+3329	HJ 1515		27	15.3	43
Show		20233+3351	J 786		93	3.4	46
Show		20256+3350	COU1952		233	1.6	47
Show		20218+3230	TDT2206		213	0.9	49
Show		20250+3357	TDT2251		331	0.4	50
Show		20209+3346	NSN 2		190	5.2	55
Show		20283+3325	TDT2307		270	1.8	56
Show		20196+3259	SEI1083		198	23.4	57
Show		20249+3404	A 290		132	0.5	57
Show		20246+3212	AG 254	AB	343	5.4	57
Show		20246+3212	FOX9015	AC	296	29.3	57
Show		20284+3327	GRV 343		168	44.1	59
Show		20251+3408	COU1951		179	1.3	61
Show		20273+3357	COU1955		350	0.4	64
Show		20276+3224	HDS2929	AB	195	7.3	64
Show		20276+3224	HDS2929	AC	11	7.0	64
Show		20189+3325	COU1948		340	0.1	66
Show		20187+3315	STT 405		150	0.8	68
Show		20281+3353	COU1956		239	0.4	68
Show		20260+3414	COU1953		163	0.8	69
Show		20201+3357	RAO 519		-1	0.2	70
Show		20192+3235	KLT 21	AB	185	1.3	70
Show		20192+3235	KLT 21	AC	187	1.2	70
Show		20192+3235	KLT 21	BC	324	0.1	70
Show		20295+3254	TDT2321		214	1.5	70
Show		20280+3220	ES 2375		11	7.0	71
Show		20251+3159	ES 2433		267	8.6	72
Show		20265+3414	TDT2271		171	1.6	73
Show		20181+3315	SEI1072		328	17.7	75
Show		20189+3230	SEI1076		196	13.1	76
Show		20180+3311	BAR 11	AB	199	0.5	76
Show		20180+3311	HO 592	AB,C	255	3.1	76
Show		20190+3225	TDT2161		37	1.1	77
Show		20262+3157	KPP3419		60	17.1	78

WDS 20240+3309 : COMPONENTS

	A
B	pa=11.5° sep=4.76"

20240+3309 A

Coord arcsec 2000	202402.63+330834.6		Mag	11.7		Spectral class	K7 (yellow-orange)		PmRA	145.00
PmDE	73.0		Tycho2	2689-00988-1

Tycho2

Tycho2	2689-00988-1	Pflag		RAmdeg	306.01752307	DEmdeg	33.13987991
PmRA	-3.3	PmDE	-6.0	E RAmdeg	75	E DEmdeg	70
E pmRA	2.9	E pmDE	2.6	EpRAm	1981.30	EpDEm	1980.87
Num	4	Q RAmdeg	0.8	Q DEmdeg	1.5	Q pmRA	0.8
Q pmDE	1.5	BTmag	13.850	E BTmag	0.365	VTmag	11.617
E VTmag	0.103	Prox	999	TYC		HIP
CCDM		RAdeg	306.01753194	DEdeg	33.13989278	EpRA 1990	1.60
EpDE 1990	1.71	E RAdeg	80.7	E DEdeg	75.8	Posflg
Corr	0.0

20240+3309 B

Coord arcsec 2000	202402.71+330839.3		Mag	15.3		PmRA	146.00		PmDE	80.0
Calc delta mag	3.6		Calc coord	yes