20011+3913 SEI 791

20^h 01^m 04.98^s +39° 13' 07.2" P.A. 59.00 sep 5.6 mag 10.50,11.00

Coord 2000	20011+3913	Discov num	SEI 791	Comp		Coord arcsec 2000	20 01 04.98 +39 13 07.2
Date first	1896	Date last	2015	Obs	14
Pa first	57	Pa last	58.8	P.A. Now (θ)	58.8°
Sep first	5.4	Sep last	5.613	Sep. Now (ρ)	5.613"
Mag pri	10.50	Mag sec	11.00	delta mag (ΔM)	0.5	Spectral class
Pri motion ra	+001	Sec motion ra	+005
Pri motion dec	+002	Sec motion dec	-001
Notes

rPM=0.981

This double is not physical.

OTHER CATALOGS AND DESIGNATIONS

Constellation

Cygnus

Gaia DR2

2072494760293702784

WDS 20011+3913 SEI 791 : 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
20011+3913	SEI 791		2006	7	58	5.6	10.50	11.00		D	200104.98+391307.2
20011+3913	SEI 791		2010	9	59	5.7	10.50	11.00			200104.98+391307.2
20011+3913	SEI 791		2015	10	59	5.6	10.50	11.00			200104.98+391307.2

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WDS 20011+3913 SEI 791 : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 20011+3913 SEI 791 : MEASURES

No records found.

WDS 20011+3913 : VIRTUAL EYEPIECE

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WDS 20011+3913 : ALADIN DSS IMAGE @ 20^h 01^m 04.98^s +39° 13' 07.2"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 20011+3913 SEI 791 : 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		20011+3913	SEI 791		59	5.6
Show		20027+3928	SKF1765	AB	224	55.1	25
Show		20011+3940	BRT2228		265	4.3	27
Show		19595+3853	ALI 912		206	10.4	28
Show		20022+3849	ES 2044		19	7.4	28
Show		20035+3924	SEI 828	AB	85	19.8	30
Show		20035+3924	SEI 829	AC	262	22.7	30
Show		20025+3940	BRT2251		155	4.3	32
Show		19590+3851	SEI 763		333	23.7	33
Show		20001+3842	SEI 777		222	25.0	34
Show		20035+3837	COU2533		102	1.0	35
Show		20020+3840	A 1411	AB	204	1.3	35
Show		20020+3840	A 1411	AC	208	10.2	35
Show		20020+3840	A 1411	AD	116	22.7	35
Show		19591+3942	ES 1970	BC	335	5.3	37
Show		19591+3942	ES 1970	AB	150	19.1	38
Show		19591+3942	BER 1	AE	139	46.8	38
Show		19578+3910	HEI9014		103	8.9	39
Show		19576+3914	J 1069		66	2.4	40
Show		20038+3937	ALI1132		229	7.8	41
Show		19576+3906	MLB 981		61	6.2	41
Show		20042+3851	ALI 915		198	14.9	43
Show		20040+3847	ALI 914	AB	230	14.8	44
Show		19574+3931	SEI 746		324	26.2	46
Show		19573+3927	SEI 744		85	16.5	47
Show		19579+3843	MLB 949	CD	104	3.1	48
Show		19579+3843	SEI 751	AB	258	20.4	49
Show		19579+3843	TOB 163	AC	72	23.5	49
Show		19593+3829	SEI 772	AB	1	22.2	49
Show		19593+3829	SEI 771	AC	284	22.4	49
Show		19591+3831	SEI 767	AB	328	3.2	49
Show		19591+3831	SEI 766	AC	231	27.4	49
Show		19580+3840	A 1409		357	0.4	49
Show		19569+3922	SEI 742		144	7.8	50
Show		20026+3959	TDT1929		214	2.1	50
Show		20052+3857	BU 1480		328	8.2	51
Show		19578+3842	SEI 750		28	7.9	51
Show		19567+3920	MLB 880		268	4.4	51
Show		20044+3947	ALI1133		346	13.1	52
Show		20022+3822	TDT1927		243	0.8	53
Show		19584+3830	J 1070		71	3.7	54
Show		19564+3916	ALI 909	AB	201	14.7	54
Show		19564+3916	ALI 909	AC	215	13.3	54
Show		19564+3916	ALI 909	BC	320	3.7	55
Show		20057+3905	J 1072		252	4.1	55
Show		19573+3839	DAM 185		223	6.4	56
Show		20041+3957	COU2534		7	0.2	57
Show		20048+3837	SEI 843		132	13.3	57
Show		20056+3935	COU2535		135	2.0	57
Show		19592+3821	TDT1900		194	1.9	57
Show		19563+3935	SEI 740		163	9.5	60

WDS 20011+3913 : COMPONENTS

	A
B	pa=52.0° sep=4.72"

20011+3913 A

Componente originario normalizzato	AB		Coord arcsec 2000	200104.98+391307.2		Mag	10.5		PmRA	1.00
PmDE	2.0

20011+3913 B

Componente originario normalizzato	AB		Coord arcsec 2000	200105.30+391310.1		Mag	11		PmRA	5.00
PmDE	-1.0		Calc delta mag	0.5		Calc coord	yes