23576+6243 KRV 34 (DD Cas)

23^h 57^m 34.96^s +62° 43' 05.7" P.A. 46.00 sep 15.8 mag 9.40,17.00 dist. 3571.43 pc (11650 l.y.)

Coord 2000	23576+6243	Discov num	KRV 34	Comp		Coord arcsec 2000	23 57 34.96 +62 43 05.7
Date first	2000	Date last	2015	Obs	5
Pa first	46	Pa last	45.6	P.A. Now (θ)	45.6°
Sep first	15.7	Sep last	15.82	Sep. Now (ρ)	15.82"
Mag pri	9.40	Mag sec	17.00	delta mag (ΔM)	7.6	Spectral class
Pri motion ra	-002	Sec motion ra
Pri motion dec	-001	Sec motion dec
Notes	N (See Notes)

Nature of this double is uncertain.

OTHER CATALOGS AND DESIGNATIONS

Var name	DD Cas		Spectr	F9		Constellation	Cassiopeia		HIP	118122
Tycho2	4285-00314-1		Distance	3571.43		Distance ly	11650

WDS 23576+6243 KRV 34 (DD Cas) : NOTES

discov_num	notes	refcode
KRV 34	Classical Cepheid DD Cas.

REFERENCES

refcode	metd	author	reference
Krv2009	A -	Kervella, P., Thevenin, F., & Petr-Gotzens, M.G.	2009A&A...493..107K
Krv2009	+Pa	A&A 493, 107, 2009
Krv2013	A j	Kervella, P., Merand, A., Petr-Gotzens, M.G., & Thevenin, F.	2013A&A...552A..18K
Krv2013		A&A 552, A18, 2013
Krv2016	A j	Kervella, P., Merand, A., Ledoux, C., Demory, B.-O., & Le Bouquin, J.-B.	2016A&A...593A.127K
Krv2016	+Kv	A&A 593, A127, 2016
Krv2016b	A j	Kervella, P., Mignard, F., Merand, A. & Thevenin, F.	2016A&A...594A.107K
Krv2016b	+Ka	A&A 594, A107, 2016
Krv2017	orb -	Kervella, P., Thevenin, F., & Lovis, C.	2017A&A...598L...7K
Krv2017		A&A 598, L7, 2017
Krv2019a	orb+-	Kervella, P., Gallenne, A., Evans, N.R., Szabados, L., Arenouu, F., Merand, A.,	2019A&A...623A.116K
Krv2019a	+not	Proto, Y., Karczmarek, P., Nardetto, N., Gieren, W. & Pietrzynski, G.
Krv2019a		A&A 623, A116, 2019
Krv2019b	Hg+ -	Kervella, P., Gallenne, A., Evans, N.R., Szabados, L., Arenouu, F., Merand, A.,	2019A&A...623A.117K
Krv2019b	+not	Nardetto, N., Gieren, W. & Pietrzynski, G.
Krv2019b		A&A 623, A117, 2019
Krv2019b		for Krv2019b no position angle, provided by P. Kervella by email.
Krv2022	A+	Kervella, P., Borgniet, S., de Souza, A.D., Merand, A., Gallenne, A., Rivinius, T.,	2022A&A...667A.111K
Krv2022	+Kv+	Lacour, S., Carciofi, A., Faes, D.M., Le Bouquin, J.-B., Taormina, M., Pilecki, B.,
Krv2022	+C+	Berger, J.-P., Bendjoya, P., Klement, R., Millour, F., Janot-Pacheco, E., Spang, A.
Krv2022	+orb	& Vakili, F.
Krv2022		A&A 667, A111, 2022

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
23576+6243	KRV 34		2015	5	46	15.8	9.40	17.00		N	235734.96+624305.7

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WDS 23576+6243 KRV 34 (DD Cas) : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 23576+6243 KRV 34 (DD Cas) : MEASURES

No records found.

WDS 23576+6243 (DD Cas) : VIRTUAL EYEPIECE

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

WDS 23576+6243 (DD Cas) : ALADIN DSS IMAGE @ 23^h 57^m 34.96^s +62° 43' 05.7"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 23576+6243 KRV 34 (DD Cas) : 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		23576+6243	KRV 34		46	15.8	1
Show		23552+6258	MRI 39	BC	207	2.2	23
Show		23552+6258	STI1232	AB	47	15.2	23
Show		23598+6302	TDT4312	AB	94	0.6	25
Show		23560+6312	STI1237		254	14.8	31
Show		23589+6317	MLB 239		196	3.1	35
Show		23500+6242	STI1223		72	9.5	53
Show		23531+6158	BKO 116		140	8.5	55
Show		23590+6337	TDS1232		187	1.7	55
Show		23532+6157	ES 1932		340	6.6	56
Show		23543+6149	KPP1230		101	9.5	59
Show		23488+6213	STT 508	AB	194	1.5	68
Show		23488+6213	STT 508	AC	311	63.0	68
Show		23488+6213	FYM 150	AE	96	43.0	68
Show		23488+6213	FYM 150	AD	359	37.9	68
Show		23488+6213	FYM 150	AG	349	119.7	68
Show		23488+6213	FYM 150	CF	201	3.9	69
Show		23495+6328	STI1221		36	11.8	71
Show		23493+6200	STI1220		193	14.2	72
Show		23493+6158	MLR 24	AB	306	0.5	74
Show		23493+6158	MLR 24	AC	312	21.9	74
Show		23467+6236	VBS 40		99	21.2	75
Show		23560+6357	STI1236		356	6.9	76
Show		23473+6313	D 27	AB	357	2.0	77
Show		23473+6313	D 27	AC	144	10.6	77
Show		23563+6128	STI1238		203	9.8	77
Show		23567+6125	STI1239		3	4.4	79
Show		23462+6240	STF3038		275	4.4	79
Show		23567+6124	STI1240		165	13.4	80
Show		23490+6337	TDT4215		143	0.9	80
Show		23474+6322	MLB 182	AB	125	5.3	80
Show		23474+6322	MLB 182	AC	349	24.2	80
Show		23477+6203	STI1217		263	11.5	80
Show		23571+6118	MRI 40	BC	279	7.8	85
Show		23571+6118	STI1241	AB	51	13.5	85
Show		23509+6130	TDT4232		160	0.7	87
Show		23579+6411	TDT4292		253	0.8	89
Show		23584+6412	TDT4296		170	1.1	89
Show		23487+6140	TDS1223		338	1.4	89
Show		23463+6201	STI1209		317	7.3	89
Show		23455+6316	TDT4179		233	0.7	89
Show		23585+6113	BKO 117		159	4.0	91
Show		23581+6112	LEO 55		264	2.5	91
Show		23481+6349	BU 1152	BC	97	0.9	91
Show		23582+6414	HDS3404		199	0.3	91
Show		23445+6255	STI1205		241	14.2	91
Show		23585+6112	STI1244	AB	56	8.5	92
Show		23585+6112	BKO 118	AC	93	5.1	92
Show		23599+6113	STI1247		249	14.5	92
Show		23481+6349	BU 1152	A,BC	138	73.4	92
Show		23440+6244	HDS3371		142	0.2	94

WDS 23576+6243 : COMPONENTS

	A
B	pa=25.1° sep=12.22"

23576+6243 A

Componente originario normalizzato	AB	Name	DD Cas	Coord arcsec 2000	235734.96+624305.7	Mag	9.4
Spectral class	F9 (yellow-white)	PmRA	-2.00	PmDE	-1.0	HIP	118122
Tycho2	4285-00314-1

Tycho2

Tycho2	4285-00314-1	Pflag		RAmdeg	359.39566621	DEmdeg	62.71825160
PmRA	-1.8	PmDE	0.2	E RAmdeg	17	E DEmdeg	19
E pmRA	2.6	E pmDE	2.6	EpRAm	1989.96	EpDEm	1989.63
Num	5	Q RAmdeg	1.4	Q DEmdeg	0.9	Q pmRA	1.4
Q pmDE	0.9	BTmag	11.267	E BTmag	0.049	VTmag	9.965
E VTmag	0.025	Prox	999	TYC	T	HIP	118122
CCDM		RAdeg	359.39567861	DEdeg	62.71824833	EpRA 1990	1.65
EpDE 1990	1.63	E RAdeg	19.4	E DEdeg	21.0	Posflg
Corr	0.1

Hipparcos

Catalog	H	HIP	118122	Proxy		RAhms	23 57 34.96
DEdms	+62 43 05.7	Vmag	9.77	VarFlag	3	R Vmag	H
RAdeg	359.396	DEdeg	62.7183	AstroRef		Plx	0.57
CCDM		N CCDM		Nsys		Ncomp	1
MultFlag		Source		Qual		M HIP
Theta		Rho		HD		BD
CD		CP		Dm number		VIred	1.27
SpType	F9	R SpType		Coord arcsec 2000	235734.96+624305.7

Hipparcos 2

HIP	118122	Sn	5	So	0	Nc	1
RArad	6.2726378784	DErad	1.0946399462	Plx	0.28	PmRA	-2
PmDE	-0.19	E RArad	0.83	E DErad	0.77	E Plx	1.05
E pmRA	1.07	E pmDE	0.94	Hpmag	9.9338	E Hpmag	0.0339
SHp	0.245	VA	1	BV	1.114	E BV	0.051
VI	1.08

23576+6243 B

Componente originario normalizzato	AB		Coord arcsec 2000	235735.71+624316.8		Mag	17		Calc delta mag	7.6
Calc coord	yes