20419+3953 SEI 1222

20^h 41^m 52.72^s +39° 53' 33.4" P.A. 77.00 sep 25.4 mag 10.47,10.81

Coord 2000	20419+3953	Discov num	SEI1222	Comp		Coord arcsec 2000	20 41 52.72 +39 53 33.4
Date first	1892	Date last	2015	Obs	21
Pa first	83	Pa last	77.1	P.A. Now (θ)	77.1°
Sep first	21.5	Sep last	25.375	Sep. Now (ρ)	25.375"
Mag pri	10.47	Mag sec	10.81	delta mag (ΔM)	0.34	Spectral class
Pri motion ra	-006	Sec motion ra	+020
Pri motion dec	-011	Sec motion dec	+006
Notes	L (Linear solution)

rPM=1.488

This double is not physical.

OTHER CATALOGS AND DESIGNATIONS

Constellation

Cygnus

Tycho2

3170-01041-1

Gaia DR2

2064513955109662208

WDS 20419+3953 SEI 1222 : 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
20419+3953	SEI1222		2006	8	77	25.1	10.47	10.81		LD	204152.72+395333.4
20419+3953	SEI1222		2008	9	77	25.2	10.47	10.81		LD	204152.72+395333.4
20419+3953	SEI1222		2010	10	77	25.2	10.47	10.81		LD	204152.72+395333.4
20419+3953	SEI1222		2015	13	77	25.3	10.47	10.81		L	204152.72+395333.4

If you need more information about this double, apply for a data request form to the WDS.

WDS 20419+3953 SEI 1222 : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 20419+3953 SEI 1222 : MEASURES

No records found.

WDS 20419+3953 : VIRTUAL EYEPIECE

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WDS 20419+3953 : ALADIN DSS IMAGE @ 20^h 41^m 52.72^s +39° 53' 33.4"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 20419+3953 SEI 1222 : 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		20419+3953	SEI1222		77	25.4	1
Show		20419+3956	SEI1221		254	2.0	3
Show		20416+3950	COU2290		43	0.5	6
Show		20427+3947	TDT2491		275	1.4	12
Show		20434+4001	BRT2272		285	5.1	19
Show		20402+3953	MLB 885		72	1.7	19
Show		20434+3943	TDT2497		317	0.5	21
Show		20420+4015	A 1433		24	0.8	22
Show		20426+4013	TDT2488		138	0.5	22
Show		20405+4010	TOB 196	BC	32	23.4	24
Show		20405+4010	SEI1214	AB	78	20.3	24
Show		20395+4002	BRT2269		199	5.0	30
Show		20438+3928	SEI1230		124	25.3	35
Show		20432+4026	COU2421		110	0.3	36
Show		20436+4024	DAM1256		106	9.6	37
Show		20441+3927	ES 1981		310	4.5	37
Show		20435+3919	SEI1229		156	19.6	41
Show		20392+4017	ES 1980		60	8.3	41
Show		20453+4010	COU2293		201	1.1	42
Show		20454+4011	TDT2518		203	0.7	44
Show		20440+4030	SLN 85		203	9.1	45
Show		20444+4027	TDT2510		157	0.9	45
Show		20445+3921	HJ 1572		280	15.6	45
Show		20382+3938	MLB 778		285	8.3	46
Show		20429+4036	MLB 24		175	5.9	46
Show		20422+4041	MLB 23		41	7.6	48
Show		20379+4005	ES 1978		136	2.9	48
Show		20456+4014	TDT2519		347	1.3	48
Show		20396+4035	STT 410	AB	3	0.9	50
Show		20396+4035	STT 410	AB,C	70	68.6	50
Show		20396+4035	STT 410	AB,D	327	106.6	50
Show		20410+3905	MCA 62	Aa,Ab	276	0.1	50
Show		20410+3905	HJ 612	AB	9	48.9	50
Show		20387+4024	ES 1979		303	7.6	50
Show		20454+4023	OSO 133	AB	114	12.0	51
Show		20454+4023	OSO 133	AC	236	11.7	51
Show		20454+4023	OSO 133	AD	67	21.8	51
Show		20454+4023	OSO 133	AE	8	22.4	51
Show		20379+4014	SEI1199		99	9.3	51
Show		20374+3952	TDT2430		172	1.3	52
Show		20382+4022	TDT2439		22	0.4	52
Show		20396+3908	SEI1210		303	12.0	52
Show		20392+3910	MLB 954	AB	57	3.1	53
Show		20392+3910	MLB 954	AC	284	109.5	53
Show		20446+4040	HJ 1573		274	9.8	56
Show		20446+4041	HJ 1574		278	7.4	57
Show		20457+3917	SEI1241		309	7.1	58
Show		20449+3908	SEI1236		318	27.4	58
Show		20413+4051	COU2419		69	0.8	59
Show		20466+4020	ES 1982		301	3.9	60
Show		20379+3909	SEI1198		307	13.9	65

WDS 20419+3953 : COMPONENTS

	A
B	pa=73.4° sep=19.80"

20419+3953 A

Componente originario normalizzato	AB		Coord arcsec 2000	204152.72+395333.4		Mag	10.47		PmRA	-6.00
PmDE	-11.0		Tycho2	3170-01041-1		DM	BD+39 4282

Tycho2

Tycho2	3170-01041-1	Pflag		RAmdeg	310.46964691	DEmdeg	39.89260858
PmRA	-5.2	PmDE	-10.8	E RAmdeg	28	E DEmdeg	24
E pmRA	1.6	E pmDE	1.6	EpRAm	1987.69	EpDEm	1987.43
Num	5	Q RAmdeg	1.7	Q DEmdeg	0.8	Q pmRA	1.8
Q pmDE	0.8	BTmag	11.630	E BTmag	0.062	VTmag	10.472
E VTmag	0.036	Prox	246	TYC	T	HIP
CCDM		RAdeg	310.46966167	DEdeg	39.89263667	EpRA 1990	1.66
EpDE 1990	1.69	E RAdeg	29.7	E DEdeg	27.7	Posflg
Corr	0.1

20419+3953 B

Componente originario normalizzato	AB		Coord arcsec 2000	204154.37+395339.1		Mag	10.81		PmRA	20.00
PmDE	6.0		Tycho2	3170-01593-1		Calc delta mag	0.34		Calc coord	yes

Tycho2

Tycho2	3170-01593-1	Pflag		RAmdeg	310.47845377	DEmdeg	39.89409514
PmRA	23.0	PmDE	10.1	E RAmdeg	26	E DEmdeg	23
E pmRA	1.5	E pmDE	1.5	EpRAm	1986.75	EpDEm	1987.02
Num	5	Q RAmdeg	0.8	Q DEmdeg	1.1	Q pmRA	0.8
Q pmDE	1.1	BTmag	11.078	E BTmag	0.044	VTmag	10.808
E VTmag	0.053	Prox	246	TYC	T	HIP
CCDM		RAdeg	310.47838250	DEdeg	39.89406583	EpRA 1990	1.64
EpDE 1990	1.69	E RAdeg	29.8	E DEdeg	27.5	Posflg
Corr	0.1