19451+3847 SEI 675 (HD 225646)

19^h 45^m 06.24^s +38° 46' 25.5" P.A. 30.00 sep 21.5 mag 11.46,11.64 Sp A

Coord 2000	19451+3847	Discov num	SEI 675	Comp		Coord arcsec 2000	19 45 06.24 +38 46 25.5
Date first	1896	Date last	2015	Obs	13
Pa first	28	Pa last	29.6	P.A. Now (θ)	29.6°
Sep first	21.3	Sep last	21.45	Sep. Now (ρ)	21.45"
Mag pri	11.46	Mag sec	11.64	delta mag (ΔM)	0.18	Spectral class	A (white)
Pri motion ra	-004	Sec motion ra	+004
Pri motion dec	-004	Sec motion dec	-003
Notes

rPM=1.425

This double is not physical.

OTHER CATALOGS AND DESIGNATIONS

Name	HD 225646		Constellation	Cygnus		Tycho2	3136-00671-1		Gaia DR2	2073120348032919168
HD	225646

WDS 19451+3847 SEI 675 (HD 225646) : NOTES

No records found.

REFERENCES

refcode	metd	author	reference
Sei1908	Pa -	Scheiner, J.	1908POPot..59.....S
Sei1908	+Po	Pub. Obs. Potsdam 20, #59, 1908
Sei1913A	Pa -	Scheiner, J.	1913QB811.B8.......
Sei1913A		cited by Burnham (Carnegie Inst. Wash. #168, 1913)
Sei1932A	Pa -	Scheiner, J.	1932QB821.A43......
Sei1932A		cited in ADS (Aitken Double Star Cat.), 1932

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
19451+3847	SEI 675		1998	6	29	21.3	11.46	12.02		D	194506.24+384625.5
19451+3847	SEI 675		2002	7	29	21.4	11.46	12.02		D	194506.24+384625.5
19451+3847	SEI 675		2010	8	30	21.4	11.46	11.64	A		194506.24+384625.5
19451+3847	SEI 675		2015	9	30	21.5	11.46	11.64	A		194506.24+384625.5

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WDS 19451+3847 SEI 675 (HD 225646) : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 19451+3847 SEI 675 (HD 225646) : MEASURES

No records found.

WDS 19451+3847 (HD 225646) : VIRTUAL EYEPIECE

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WDS 19451+3847 (HD 225646) : ALADIN DSS IMAGE @ 19^h 45^m 06.24^s +38° 46' 25.5"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 19451+3847 SEI 675 (HD 225646) : 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		19451+3847	SEI 675		30	21.5	1
Show		19441+3846	ALI 898		232	14.4	13
Show		19445+3900	KOI1178	AB	83	2.7	16
Show		19445+3900	KOI1178	AC	172	3.8	16
Show		19444+3859	ALI 899	AB	183	3.4	16
Show		19444+3859	ALI 899	AC	78	10.5	16
Show		19439+3852	KOI4526	AB	346	2.5	16
Show		19439+3852	KOI4526	AC	180	3.9	16
Show		19452+3829	COU2408	AB	146	1.1	18
Show		19452+3829	GII 24	AB,C	141	3.7	18
Show		19454+3905	KOI5033		86	3.1	19
Show		19444+3903	KOI5032		177	1.9	19
Show		19457+3910	RAP 14		282	4.0	22
Show		19434+3855	ES 1969	AB	151	2.5	22
Show		19434+3855	ES 1969	AC	148	28.2	22
Show		19439+3902	ALI 897		239	12.3	22
Show		19433+3855	DEA 464		25	38.4	23
Show		19459+3908	KOI1319		342	2.5	24
Show		19432+3840	SEI 666		318	21.5	24
Show		19436+3902	KOI6374		321	3.6	24
Show		19431+3849	KOI2141		308	3.4	24
Show		19430+3851	DEA 255		19	10.5	25
Show		19460+3825	SEI 678		140	11.1	25
Show		19463+3907	KOI6386		162	3.7	25
Show		19450+3911	KOI6385		283	2.2	25
Show		19443+3909	KOI6384		285	3.5	25
Show		19443+3910	KOI1323		60	2.5	25
Show		19460+3910	KOI4166	AB	295	3.2	27
Show		19460+3910	KOI4166	AC	158	3.6	27
Show		19437+3823	ARY 84		260	69.6	29
Show		19427+3848	KOI2750		6	3.6	29
Show		19429+3832	SEI 664	AB	33	20.3	29
Show		19429+3832	WSI 46	AC	325	8.0	29
Show		19428+3857	KOI2289		221	0.9	29
Show		19462+3913	KOI2709		340	3.2	30
Show		19435+3910	KOI3777	AB	186	1.7	30
Show		19435+3910	KOI3777	AC	257	1.9	30
Show		19462+3914	KOI6394		182	4.0	30
Show		19444+3916	TDT1692		328	1.7	31
Show		19428+3900	KOI5992		132	3.1	31
Show		19477+3845	ALI 901		127	14.3	31
Show		19461+3915	KOI 144	AB	327	3.3	31
Show		19461+3915	KOI 144	AC	337	3.6	31
Show		19461+3915	KOI 144	AD	292	4.8	31
Show		19461+3915	KOI 144	AE	253	5.8	31
Show		19438+3819	STT 384	AB	196	1.0	32
Show		19438+3819	STT 384	AC	297	59.4	32
Show		19438+3819	STT 384	AD	294	116.0	32
Show		19453+3918	KOI5047		90	0.7	32
Show		19424+3844	KOI 302	AB	190	3.1	32
Show		19424+3844	KOI 302	AC	185	4.5	32

WDS 19451+3847 : COMPONENTS

	A
B	pa=23.9° sep=20.40"

19451+3847 A

Componente originario normalizzato	AB	Name	HD 225646	Coord arcsec 2000	194506.24+384625.5	Mag	11.46
Spectral class	A (white)	PmRA	-4.00	PmDE	-4.0	Tycho2	3136-00671-1
HD	225646

Tycho2

Tycho2	3136-00671-1	Pflag		RAmdeg	296.27599965	DEmdeg	38.77374494
PmRA	-1.9	PmDE	-2.3	E RAmdeg	44	E DEmdeg	40
E pmRA	1.7	E pmDE	1.7	EpRAm	1982.60	EpDEm	1983.89
Num	5	Q RAmdeg	1.0	Q DEmdeg	0.4	Q pmRA	1.1
Q pmDE	0.4	BTmag	11.441	E BTmag	0.061	VTmag	11.456
E VTmag	0.095	Prox	215	TYC	T	HIP
CCDM		RAdeg	296.27600444	DEdeg	38.77375000	EpRA 1990	1.43
EpDE 1990	1.61	E RAdeg	46.6	E DEdeg	42.3	Posflg
Corr	0.1

19451+3847 B

Componente originario normalizzato	AB		Coord arcsec 2000	194506.95+384644.2		Mag	11.64		PmRA	4.00
PmDE	-3.0		Tycho2	3136-00817-1		Calc delta mag	0.18		Calc coord	yes

Tycho2

Tycho2	3136-00817-1	Pflag		RAmdeg	296.27976071	DEmdeg	38.77893469
PmRA	6.0	PmDE	-5.3	E RAmdeg	68	E DEmdeg	62
E pmRA	2.0	E pmDE	1.9	EpRAm	1974.37	EpDEm	1975.82
Num	5	Q RAmdeg	1.0	Q DEmdeg	1.0	Q pmRA	1.0
Q pmDE	0.9	BTmag	12.077	E BTmag	0.112	VTmag	12.015
E VTmag	0.169	Prox	215	TYC		HIP
CCDM		RAdeg	296.27974444	DEdeg	38.77894806	EpRA 1990	1.43
EpDE 1990	1.63	E RAdeg	75.9	E DEdeg	68.9	Posflg
Corr	0.1