20013+3426 SEI 790 (HD 227137)

20^h 01^m 18.95^s +34° 26' 02.6" P.A. 116.00 sep 24.9 mag 10.54,12.14 Sp A0

Coord 2000	20013+3426	Discov num	SEI 790	Comp		Coord arcsec 2000	20 01 18.95 +34 26 02.6
Date first	1894	Date last	2015	Obs	13
Pa first	117	Pa last	116.4	P.A. Now (θ)	116.4°
Sep first	25.5	Sep last	24.943	Sep. Now (ρ)	24.943"
Mag pri	10.54	Mag sec	12.14	delta mag (ΔM)	1.6	Spectral class	A0 (white)
Pri motion ra	+008	Sec motion ra	-001
Pri motion dec	-006	Sec motion dec	-002
Notes

rPM=0.985

This double is not physical.

OTHER CATALOGS AND DESIGNATIONS

Name	HD 227137		Constellation	Cygnus		Tycho2	2678-01403-1		Gaia DR2	2058535940453978112
HD	227137

WDS 20013+3426 SEI 790 (HD 227137) : 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
20013+3426	SEI 790		1998	6	117	25.2	10.54	12.04		D	200118.95+342602.6
20013+3426	SEI 790		2002	7	117	25.0	10.54	12.04		D	200118.95+342602.6
20013+3426	SEI 790		2010	8	117	25.2	10.54	12.14	A0		200118.95+342602.6
20013+3426	SEI 790		2015	9	116	24.9	10.54	12.14	A0		200118.95+342602.6

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WDS 20013+3426 SEI 790 (HD 227137) : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 20013+3426 SEI 790 (HD 227137) : MEASURES

No records found.

WDS 20013+3426 (HD 227137) : VIRTUAL EYEPIECE

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WDS 20013+3426 (HD 227137) : ALADIN DSS IMAGE @ 20^h 01^m 18.95^s +34° 26' 02.6"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 20013+3426 SEI 790 (HD 227137) : 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		20013+3426	SEI 790		116	24.9	1
Show		20016+3435	COU1947		91	0.3	10
Show		20016+3417	SEI 793		27	4.0	11
Show		20004+3434	SEI 779		116	16.5	14
Show		20005+3418	SEI 780		141	5.7	14
Show		20025+3427	SEI 811		79	19.9	15
Show		20002+3429	POP 61		11	4.3	15
Show		20001+3423	HU 1308	AB	28	0.5	15
Show		20001+3423	SCA 180	AC	35	0.4	15
Show		20001+3423	SCA 180	BC	186	0.1	15
Show		20020+3411	SEI 800		350	24.9	18
Show		19598+3432	LEP 168		167	4.7	20
Show		20031+3421	BKO 525		308	11.5	23
Show		20030+3416	BKO 524		62	13.9	24
Show		20032+3421	SEI 820		91	10.8	24
Show		20012+3451	SEI 788		149	29.0	26
Show		20015+3452	POP 63		62	4.7	27
Show		20034+3432	TDS1036		4	1.2	27
Show		20034+3420	SEI 823		232	17.2	27
Show		20016+3358	SEI 794		193	3.8	28
Show		20025+3450	SEI 812		156	6.8	32
Show		19597+3359	FRT 2	AB	237	6.9	34
Show		19597+3359	FRT 2	AC	311	3.0	34
Show		19597+3359	FRT 2	AD	63	7.0	34
Show		19586+3424	SEI 754	AB	359	28.5	34
Show		19586+3424	WSI 147	AC	74	8.5	34
Show		20033+3403	SEI 822		212	24.3	35
Show		20035+3448	SEI 824		323	11.1	35
Show		20041+3419	SEI 834		135	21.9	35
Show		20027+3355	BKO 522	BC	15	1.9	36
Show		20027+3355	BKO 522	AB	340	6.8	36
Show		20027+3355	BKO 522	AD	199	10.6	36
Show		20023+3354	SEI 804		270	27.4	36
Show		20027+3355	BKO 522	DE	154	4.4	36
Show		19589+3447	TDT1897		30	1.3	36
Show		20002+3459	SEI 776		156	13.4	37
Show		19594+3454	GAT 28		129	1.4	37
Show		20043+3431	SEI 836		6	16.4	38
Show		20026+3352	BKO 521	BC	57	5.1	38
Show		20032+3357	SEI 821		93	29.2	38
Show		20026+3352	BKO 521	AB	34	10.5	38
Show		19581+3422	SEI 752		71	10.0	40
Show		20010+3346	SEI 785		137	29.2	41
Show		20013+3346	SEI 789		347	16.9	41
Show		20027+3349	SEI 815	AB	358	19.4	42
Show		20027+3349	SEI 816	AC	113	20.6	42
Show		20027+3349	BKO 523	AD	341	5.0	42
Show		20031+3350	SEI 819		148	22.1	43
Show		19592+3503	SEI 761		186	20.2	45
Show		20049+3431	BKO 526		41	10.8	45
Show		20025+3341	HO 117	AB	314	5.2	48

WDS 20013+3426 : COMPONENTS

	A
B	pa=121.0° sep=21.51"

20013+3426 A

Componente originario normalizzato	AB	Name	HD 227137	Coord arcsec 2000	200118.95+342602.6	Mag	10.54
Spectral class	A0 (white)	PmRA	8.00	PmDE	-6.0	Tycho2	2678-01403-1
HD	227137

Tycho2

Tycho2	2678-01403-1	Pflag		RAmdeg	300.32895486	DEmdeg	34.43405523
PmRA	7.9	PmDE	-6.4	E RAmdeg	25	E DEmdeg	23
E pmRA	1.6	E pmDE	1.6	EpRAm	1986.46	EpDEm	1987.69
Num	6	Q RAmdeg	1.3	Q DEmdeg	0.3	Q pmRA	1.2
Q pmDE	0.4	BTmag	10.920	E BTmag	0.045	VTmag	10.543
E VTmag	0.043	Prox	250	TYC	T	HIP
CCDM		RAdeg	300.32893222	DEdeg	34.43406917	EpRA 1990	1.55
EpDE 1990	1.76	E RAdeg	29.2	E DEdeg	26.0	Posflg
Corr	0.2

CCDM

Ccdm	20013+3426	RComp		Comp	A	Note1
Note2		Discov num		DRAs	0.93	DDEs	3.0
R dRAs	65	Year		Theta		Rho
Obs	2	Vmag	9.2	Sp		PmNote
PmRA		PmDE		Dm number	+34 3838	Cat1	BD
Name2		Cat2		HD		M HD
ADS BDS		M ADS BDS		N IDS		IDS	19575N3409A
HIC

20013+3426 B

Componente originario normalizzato	AB		Coord arcsec 2000	200120.44+342551.5		Mag	12.14		PmRA	-1.00
PmDE	-2.0		Tycho2	2678-01437-1		Calc delta mag	1.6		Calc coord	yes

Tycho2

Tycho2	2678-01437-1	Pflag		RAmdeg	300.33645098	DEmdeg	34.43089413
PmRA	-2.1	PmDE	-5.5	E RAmdeg	86	E DEmdeg	80
E pmRA	3.0	E pmDE	2.8	EpRAm	1977.26	EpDEm	1979.61
Num	4	Q RAmdeg	2.1	Q DEmdeg	0.5	Q pmRA	2.1
Q pmDE	0.5	BTmag	12.802	E BTmag	0.246	VTmag	12.039
E VTmag	0.172	Prox	250	TYC		HIP
CCDM		RAdeg	300.33644083	DEdeg	34.43090611	EpRA 1990	1.57
EpDE 1990	1.77	E RAdeg	97.1	E DEdeg	87.8	Posflg
Corr	0.2

CCDM

Ccdm	20013+3426	RComp		Comp	B	Note1
Note2		Discov num	SEI 790	DRAs	2.78	DDEs	-8.3
R dRAs	65	Year	1894	Theta	117	Rho	25.6
Obs	1	Vmag	10.5	Sp		PmNote
PmRA		PmDE		Dm number		Cat1
Name2		Cat2		HD		M HD
ADS BDS		M ADS BDS		N IDS		IDS	19575N3409B
HIC