23472+5755 TDT 4191 (HD 240398)

23^h 47^m 09.49^s +57° 55' 23.5" P.A. 172.00 sep 0.3 mag 10.52,10.64 Sp A2

Coord 2000	23472+5755	Discov num	TDT4191	Comp		Coord arcsec 2000	23 47 09.49 +57 55 23.5
Date first	1991	Date last	2016	Obs	2
Pa first	154	Pa last	171.7	P.A. Now (θ)	171.7°
Sep first	0.4	Sep last	0.254	Sep. Now (ρ)	0.254"
Mag pri	10.52	Mag sec	10.64	delta mag (ΔM)	0.12	Spectral class	A2 (white)
Pri motion ra	-005	Sec motion ra	-005
Pri motion dec	-002	Sec motion dec	-002
Notes

Nature of this double is uncertain.

OTHER CATALOGS AND DESIGNATIONS

Name	HD 240398		Constellation	Cassiopeia		SAO	35764		Tycho2	4009-00423-1
Gaia DR2	1999052636267359488		HD	240398

WDS 23472+5755 TDT 4191 (HD 240398) : NOTES

No records found.

REFERENCES

No records found.

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
23472+5755	TDT4191		1991	1	154	0.4	10.52	10.64			234709.49+575523.5
23472+5755	TDT4191		2016	2	172	0.3	10.52	10.64	A2		234709.49+575523.5

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WDS 23472+5755 TDT 4191 (HD 240398) : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 23472+5755 TDT 4191 (HD 240398) : MEASURES

No records found.

WDS 23472+5755 (HD 240398) : VIRTUAL EYEPIECE

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WDS 23472+5755 (HD 240398) : ALADIN DSS IMAGE @ 23^h 47^m 09.49^s +57° 55' 23.5"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 23472+5755 TDT 4191 (HD 240398) : 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		23472+5755	TDT4191		172	0.3
Show		23475+5755	STI3036		69	7.3	4
Show		23482+5754	MLB 149	AB	270	3.6	9
Show		23482+5754	MLB 149	AC	167	13.6	9
Show		23482+5754	MLB 149	AD	242	34.6	9
Show		23459+5755	STI3030		295	12.3	10
Show		23450+5756	STI3027		7	7.3	18
Show		23484+5740	TDS1221		190	0.8	19
Show		23482+5812	STI3038		189	4.0	20
Show		23444+5756	STI3025		252	6.3	22
Show		23483+5818	STI3041	AB	102	10.8	25
Show		23483+5818	STI3041	BC	70	6.2	25
Show		23435+5805	ENG 88	CE	90	55.7	30
Show		23435+5805	FYM 149	CK	157	91.8	30
Show		23451+5822	TDT4175		29	0.9	31
Show		23435+5805	CHR 120	Aa,Ab	105	0.1	31
Show		23435+5805	ENG 88	AB	215	170.6	31
Show		23435+5805	ENG 88	AC	165	146.7	31
Show		23435+5805	TOB 231	AG	139	194.9	31
Show		23435+5805	ENG 88	AD	198	228.9	31
Show		23435+5805	ENG 88	AE	147	167.4	31
Show		23435+5805	ENG 88	AF	197	281.0	31
Show		23435+5805	FYM 149	AL	240	204.5	31
Show		23435+5805	FYM 149	AM	94	195.0	31
Show		23435+5805	FYM 149	AP	206	70.5	31
Show		23435+5805	FYM 149	AQ	267	208.7	31
Show		23435+5805	FYM 149	AI	201	112.6	31
Show		23435+5805	FYM 149	AK	162	236.0	31
Show		23435+5805	ENG 88	DF	193	53.6	32
Show		23435+5805	FYM 149	FN	32	13.4	32
Show		23435+5805	ENG 88	BD	162	83.3	32
Show		23435+5805	FYM 149	BI	61	63.0	32
Show		23435+5805	FYM 149	BJ	292	25.8	32
Show		23435+5805	FYM 149	BO	105	26.8	32
Show		23482+5723	STI3039		194	11.6	34
Show		23474+5721	MLB 104	AB	354	6.1	34
Show		23474+5721	MLB 104	AC	183	10.1	34
Show		23445+5825	STI3026		207	7.6	37
Show		23516+5816	HJ 1912		223	7.3	41
Show		23494+5832	LDS6064		354	7.0	42
Show		23457+5836	CRB 219		333	22.0	43
Show		23511+5828	TDT4235		327	0.5	46
Show		23492+5838	A 645		96	0.9	46
Show		23413+5803	STI3019		78	11.5	47
Show		23504+5710	STI3046		217	10.2	53
Show		23535+5731	STI3051		254	9.8	57
Show		23481+5659	STI3037		288	13.5	57
Show		23491+5851	STI3043		347	16.9	59
Show		23521+5845	ES 1804		76	4.1	61
Show		23555+5752	HJ 1918		48	7.0	67
Show		23385+5800	STI3012		100	7.4	70

WDS 23472+5755 : COMPONENTS

	A
B	pa=175.6° sep=0.25"

23472+5755 A

Componente originario normalizzato	AB	Name	HD 240398	Coord arcsec 2000	234709.49+575523.5	Mag	10.52
Spectral class	A2 (white)	PmRA	-5.00	PmDE	-2.0	SAO	35764
Tycho2	4009-00423-1	HD	240398	DM	BD+57 2805

Tycho2

Tycho2	4009-00423-1	Pflag		RAmdeg	356.78958000	DEmdeg	57.92315311
PmRA	-4.5	PmDE	-2.1	E RAmdeg	15	E DEmdeg	15
E pmRA	1.6	E pmDE	1.6	EpRAm	1989.47	EpDEm	1989.29
Num	8	Q RAmdeg	0.7	Q DEmdeg	0.9	Q pmRA	0.6
Q pmDE	0.9	BTmag	10.270	E BTmag	0.027	VTmag	9.916
E VTmag	0.026	Prox	736	TYC	T	HIP
CCDM		RAdeg	356.78959944	DEdeg	57.92315667	EpRA 1990	1.68
EpDE 1990	1.67	E RAdeg	16.1	E DEdeg	15.8	Posflg
Corr	0.2

SAO

SAO	35764	DelFlag		RA1950		PmRA1950	-0.0014
DE1950		PmDE1950	0.004	Vmag	9	SpType	A2
Double code		Source	38	CatNum	14374	DM	BD+57 2805
DMcomp		BDsup		HD	240398	M HD	0
GC		RA1950rad	6.21644461	DE1950rad	1.00610165	PmRA2000	-0.0012
PmDE2000	-0.001

23472+5755 B

Componente originario normalizzato	AB		Coord arcsec 2000	234709.49+575523.2		Mag	10.64		PmRA	-5.00
PmDE	-2.0		Calc delta mag	0.12		Calc coord	yes