23305+5504 DAL 2

23^h 30^m 05.43^s +55° 04' 08.3" P.A. 184.00 sep 14.1 mag 11.43,13.21

Coord 2000	23305+5504	Discov num	DAL 2	Comp		Coord arcsec 2000	23 30 05.43 +55 04 08.3
Date first	2000	Date last	2015	Obs	9
Pa first	184	Pa last	184	P.A. Now (θ)	184°
Sep first	14.1	Sep last	14.099	Sep. Now (ρ)	14.099"
Mag pri	11.43	Mag sec	13.21	delta mag (ΔM)	1.78	Spectral class
Pri motion ra	-003	Sec motion ra	+004
Pri motion dec	-003	Sec motion dec	+000
Notes

rPM=1.795

This double is not physical.

OTHER CATALOGS AND DESIGNATIONS

Constellation

Cassiopeia

Tycho2

4003-01805-1

Gaia DR2

1997436358478758400

WDS 23305+5504 DAL 2 : NOTES

No records found.

REFERENCES

refcode	metd	author	reference
Dal1998	Ma -	Daley, J.A.	1998DSO.....4....4D
Dal1998		Double Star Observer 4, #4, 1998
Dal2000	Ma u	Daley, J.A.	2000DSO.....6....1D
Dal2000		Double Star Observer 6, #1, 2000
Dal2001a	Mb -	Daley, J.A.	2001DSO.....7....1D
Dal2001a		Double Star Observer 7, #1, 2001
Dal2001b	Ma u	Daley, J.A.	2001DSO.....7....3D
Dal2001b		Double Star Observer 7, #3, 2001
Dal2002a	Ma u	Daley, J.A.	2002DSO.....8....1D
Dal2002a	+C	Double Star Observer 8, #1, 2002
Dal2002b	C u	Daley, J.A.	.
Dal2002b		Pub. Ludwig Schupmann Obs, #1, 2002
Dal2002c	-	Daley, J.A.	2002DSO.....8....4D
Dal2002c		Double Star Observer 8, #4, 2002
Dal2002d	Mb u	Daley, J.A.	2002DSO.....8....6D
Dal2002d		Double Star Observer 8, #6, 2002
Dal2003a	C u	Daley, J.A.	.
Dal2003a		Pub. Ludwig Schupmann Obs, #2, 2003
Dal2004a	C u	Daley, J.A.	.
Dal2004a		Pub. Ludwig Schupmann Obs, #3, 2004
Dal2005a	C u	Daley, J.A.	2005JDSO....1...74D
Dal2005a		Pub. Ludwig Schupmann Obs, #4, 2005 (also JDSO 1, 74, 2005)
Dal2006a	C u	Daley, J.A.	2006JDSO....2...44D
Dal2006a		JDSO 2, 44, 2006
Dal2006b	-	Daley, J.A.	2006JDSO....2...51D
Dal2006b		JDSO 2, 51, 2006
Dal2007	C u	Daley, J.	2007JDSO....3...68D
Dal2007		JDSO 3, 68, 2007
Dal2008	C u	Daley, J.	2008JDSO....4...34D
Dal2008		JDSO 4, 34, 2008
Dal2008b	C -	Daley, J.	...................
Dal2008b		private communication, 2008
Dal2008c	C u	Daley, J.	2008JDSO....4..175D
Dal2008c		JDSO 4, 175, 2008
Dal2009	C u	Daley, J.	2009JDSO....5..149D
Dal2009		JDSO 5, 149, 2009
Dal2011	C u	Daley, J.	2011JDSO....7..104D
Dal2011		JDSO 7, 104, 2011
Dal2012	C u	Daley, J.	2012JDSO....8..303D
Dal2012		JDSO 8, 303, 2012
Dal2014	C u	Daley, J.	2014JDSO...10..136D
Dal2014		JDSO 10, 136, 2014
Dal2014b	-	Daley, J.	...................
Dal2014b		private communication, 2014
Dal2016	C -	Daley, J.	...................
Dal2016		private communication, 2016
Dal2016b	C u	Daley, J.	2016JDSO...12..468D
Dal2016b		JDSO 12, 468, 2016
Dal2018	C u	Daley, J.	2018JDSO...14..543D
Dal2018		private communication, 2017
Dal2018		JDSO 14, 543, 2018

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
23305+5504	DAL 2		2001	2	184	14.2	11.20	12.90
23305+5504	DAL 2		2003	4	184	14.1	11.43	13.10		D	233005.43+550408.3
23305+5504	DAL 2		2010	5	184	13.8	11.43	13.21			233005.43+550408.3
23305+5504	DAL 2		2015	6	184	14.1	11.43	13.21			233005.43+550408.3

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

WDS 23305+5504 DAL 2 : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 23305+5504 DAL 2 : MEASURES

No records found.

WDS 23305+5504 : VIRTUAL EYEPIECE

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

WDS 23305+5504 : ALADIN DSS IMAGE @ 23^h 30^m 05.43^s +55° 04' 08.3"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 23305+5504 DAL 2 : NEIGHBORHOODS

Click on the map to see the double of your interest.
Pass over with the mouse cursor to display the catalog designation.

Show	name	coord_2000	discov#	comp	pa	sep	dist(')
Show		23305+5504	DAL 2		184	14.1
Show		23300+5505	STI2988	AB	151	10.7	2
Show		23300+5505	DAL 4	AC	274	17.7	2
Show		23297+5457	STI2987		50	12.9	9
Show		23293+5458	STI2986	AB	241	14.4	10
Show		23293+5458	STI2986	AC	329	16.0	10
Show		23293+5458	STI2986	AD	231	39.3	10
Show		23291+5508	TDT4057		180	0.4	10
Show		23303+5452	STI2990		166	10.6	12
Show		23317+5503	STI2992		59	6.2	15
Show		23320+5456	AZC 187		46	18.2	19
Show		23282+5517	STI2983		183	5.6	21
Show		23326+5513	STI2993		163	12.7	24
Show		23276+5454	TDT4045		76	0.9	24
Show		23285+5524	A 1486		262	0.9	25
Show		23319+5440	A 1488		62	2.7	30
Show		23266+5458	ES 1043	BC	116	2.1	31
Show		23335+5456	STI2997		98	8.5	31
Show		23266+5458	ES 1043	AB	27	28.9	31
Show		23266+5458	ES 1043	AD	16	43.4	31
Show		23329+5531	STI2995		116	9.9	36
Show		23276+5536	ES 1045		267	2.9	39
Show		23256+5509	TDT4031		161	1.2	39
Show		23303+5425	TDS1210		22	1.1	40
Show		23269+5433	TDT4037		18	1.7	42
Show		23268+5434	A 1485		209	0.6	42
Show		23278+5543	STI2982		93	11.1	44
Show		23336+5432	TDS1211		165	0.9	45
Show		23344+5438	TDS1212		245	0.9	46
Show		23292+5416	TDT4059		65	8.5	49
Show		23356+5507	SMA 201		255	5.7	53
Show		23354+5534	STI3004		72	15.2	54
Show		23270+5552	HJ 1880		183	15.9	55
Show		23356+5436	STI3005		328	5.5	56
Show		23302+5600	TDT4069		25	0.5	56
Show		23249+5430	ES 2728		247	10.1	57
Show		23347+5423	TDS1213		111	1.6	58
Show		23359+5435	STI3006		56	12.9	58
Show		23312+5604	TDT4080		246	0.5	61
Show		23371+5524	TDT4127		248	0.7	64
Show		23341+5558	STI3000		308	5.6	65
Show		23363+5428	A 1491		269	0.5	65
Show		23376+5516	STI3010		128	7.6	65
Show		23319+5401	ES 109		52	6.1	65
Show		23376+5513	BKO 970		139	6.6	66
Show		23314+5610	STI2991		214	14.6	67
Show		23380+5510	BKO 971		190	11.3	69
Show		23371+5433	KPP2481		351	22.2	69
Show		23382+5514	A 1493		312	0.2	70
Show		23335+5400	TDT4097		233	2.5	71
Show		23261+5612	STI2978		328	12.8	76

WDS 23305+5504 : COMPONENTS

	A
B	pa=182.3° sep=14.08"

23305+5504 A

Componente originario normalizzato	AB		Coord arcsec 2000	233005.43+550408.3		Mag	11.43		PmRA	-3.00
PmDE	-3.0		Tycho2	4003-01805-1

Tycho2

Tycho2	4003-01805-1	Pflag		RAmdeg	352.52262838	DEmdeg	55.06897543
PmRA	-2.0	PmDE	-1.4	E RAmdeg	66	E DEmdeg	66
E pmRA	3.0	E pmDE	3.0	EpRAm	1985.27	EpDEm	1984.96
Num	4	Q RAmdeg	0.3	Q DEmdeg	0.4	Q pmRA	0.3
Q pmDE	0.4	BTmag	12.938	E BTmag	0.242	VTmag	11.427
E VTmag	0.092	Prox	531	TYC		HIP
CCDM		RAdeg	352.52263611	DEdeg	55.06897889	EpRA 1990	1.60
EpDE 1990	1.56	E RAdeg	69.2	E DEdeg	68.9	Posflg
Corr	0.1

23305+5504 B

Componente originario normalizzato	AB		Coord arcsec 2000	233005.36+550354.2		Mag	13.21		PmRA	4.00
PmDE	0.0		Calc delta mag	1.78		Calc coord	yes