20103+3511 SEI 941 (HD 228071)

20^h 10^m 18.07^s +35° 10' 01.1" P.A. 156.00 sep 27.5 mag 10.76,11.17 Sp F0

Coord 2000	20103+3511	Discov num	SEI 941	Comp		Coord arcsec 2000	20 10 18.07 +35 10 01.1
Date first	1896	Date last	2015	Obs	14
Pa first	158	Pa last	156.4	P.A. Now (θ)	156.4°
Sep first	26.8	Sep last	27.45	Sep. Now (ρ)	27.45"
Mag pri	10.76	Mag sec	11.17	delta mag (ΔM)	0.41	Spectral class	F0 (yellow-white)
Pri motion ra	-002	Sec motion ra	-002
Pri motion dec	-007	Sec motion dec	-012
Notes

rPM=0.411

Nature of this double is uncertain.

OTHER CATALOGS AND DESIGNATIONS

Name	HD 228071		Constellation	Cygnus		Tycho2	2679-01551-1		Gaia DR2	2058775500863718016
HD	228071

WDS 20103+3511 SEI 941 (HD 228071) : 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
20103+3511	SEI 941		2002	6	156	27.5	10.76	11.59		D	201018.07+351001.1
20103+3511	SEI 941		2011	8	156	27.5	10.76	11.59		D	201018.07+351001.1
20103+3511	SEI 941		2015	10	156	27.5	10.76	11.17	F0		201018.07+351001.1

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WDS 20103+3511 SEI 941 (HD 228071) : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 20103+3511 SEI 941 (HD 228071) : MEASURES

No records found.

WDS 20103+3511 (HD 228071) : VIRTUAL EYEPIECE

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

WDS 20103+3511 (HD 228071) : ALADIN DSS IMAGE @ 20^h 10^m 18.07^s +35° 10' 01.1"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 20103+3511 SEI 941 (HD 228071) : 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		20103+3511	SEI 941		156	27.5
Show		20099+3509	BKO 99		67	7.3	5
Show		20097+3510	SEI 937		67	25.3	8
Show		20096+3506	TOB 173		186	15.6	10
Show		20096+3519	COU2128		243	2.1	12
Show		20096+3459	SEI 929		31	20.9	15
Show		20092+3520	ALI 184		228	13.2	17
Show		20090+3516	SEI 919		118	5.5	17
Show		20095+3525	TDT2034		120	0.3	18
Show		20106+3452	A 281	AB	172	4.2	19
Show		20106+3452	ARN 96	AC	314	63.6	19
Show		20107+3529	RAO 427		126	0.5	20
Show		20096+3530	BKO 97	EF	312	8.3	21
Show		20096+3530	BKO 97	CD	11	8.7	21
Show		20113+3527	SEI 966		246	26.0	21
Show		20096+3530	SEI 930	AB	101	22.5	22
Show		20096+3530	BKO 97	AC	178	24.1	22
Show		20096+3530	BKO 97	AE	107	70.4	22
Show		20119+3510	SEI 988		3	3.8	22
Show		20117+3458	SEI 977		39	15.2	22
Show		20093+3529	SEI 924	CD	207	27.8	23
Show		20093+3529	STF2639	AB	301	5.8	24
Show		20093+3529	SEI 923	AC	93	37.4	24
Show		20096+3532	SEI 931		81	16.0	24
Show		20087+3525	SEI 915		230	29.0	25
Show		20083+3519	COU2127		227	0.2	26
Show		20114+3532	TDT2064		329	0.6	26
Show		20097+3535	BKO 98	CD	261	6.8	26
Show		20097+3535	SEI 935	AB	95	7.2	27
Show		20097+3535	SEI 934	AC	161	20.2	27
Show		20120+3454	SEI 987		336	23.2	27
Show		20089+3450	SEI 918		343	14.6	27
Show		20089+3531	SEI 917		338	28.4	27
Show		20086+3529	TDS1046		341	1.2	29
Show		20084+3528	ES 203		130	6.1	30
Show		20080+3521	SEI 907		204	21.2	31
Show		20124+3455	ABT9004		5	27.9	31
Show		20123+3451	AG 249	CD	352	6.3	31
Show		20123+3451	AG 249	AB	133	32.9	32
Show		20123+3451	AG 249	AC	30	13.0	32
Show		20086+3446	TDT2016		166	0.5	32
Show		20079+3522	ALI 182	AB	358	9.4	32
Show		20079+3522	BKO 95	AC	36	7.5	32
Show		20115+3539	SEI 968		127	5.6	33
Show		20078+3520	BKO 94	BC	46	13.5	33
Show		20092+3540	SEI 922		215	18.5	33
Show		20078+3520	SEI 901	AB	86	15.6	33
Show		20127+3456	TDT2090		256	0.5	34
Show		20077+3523	BKO 93	AB	75	3.5	34
Show		20077+3523	BKO 93	AC	223	6.5	34
Show		20118+3540	SEI 979		350	6.3	35

WDS 20103+3511 : COMPONENTS

	A
B	pa=160.3° sep=26.71"

20103+3511 A

Componente originario normalizzato	AB	Name	HD 228071	Coord arcsec 2000	201018.07+351001.1	Mag	10.76
Spectral class	F0 (yellow-white)	PmRA	-2.00	PmDE	-7.0	Tycho2	2679-01551-1
HD	228071

Tycho2

Tycho2	2679-01551-1	Pflag		RAmdeg	302.57530513	DEmdeg	35.16697746
PmRA	-3.7	PmDE	-6.0	E RAmdeg	30	E DEmdeg	32
E pmRA	2.1	E pmDE	2.2	EpRAm	1986.44	EpDEm	1988.36
Num	5	Q RAmdeg	0.6	Q DEmdeg	0.5	Q pmRA	0.6
Q pmDE	0.5	BTmag	11.126	E BTmag	0.052	VTmag	10.761
E VTmag	0.060	Prox	274	TYC	T	HIP
CCDM		RAdeg	302.57531139	DEdeg	35.16699222	EpRA 1990	1.64
EpDE 1990	1.66	E RAdeg	36.6	E DEdeg	34.4	Posflg
Corr	0.1

20103+3511 B

Componente originario normalizzato	AB		Coord arcsec 2000	201018.80+350935.9		Mag	11.17		PmRA	-2.00
PmDE	-12.0		Tycho2	2679-01717-1		Calc delta mag	0.41		Calc coord	yes

Tycho2

Tycho2	2679-01717-1	Pflag		RAmdeg	302.57908247	DEmdeg	35.15998525
PmRA	1.1	PmDE	-10.0	E RAmdeg	133	E DEmdeg	131
E pmRA	3.7	E pmDE	3.4	EpRAm	1957.87	EpDEm	1959.99
Num	4	Q RAmdeg	0.5	Q DEmdeg	1.2	Q pmRA	0.5
Q pmDE	1.2	BTmag	13.013	E BTmag	0.296	VTmag	11.586
E VTmag	0.122	Prox	274	TYC		HIP
CCDM		RAdeg	302.57906750	DEdeg	35.16003028	EpRA 1990	1.65
EpDE 1990	1.67	E RAdeg	192.2	E DEdeg	175.1	Posflg
Corr	0.2