20462+3546 SEI 1243 AB

20^h 46^m 14.63^s +35° 45' 44.7" P.A. 203.00 sep 16.2 mag 11.13,13.10

Coord 2000	20462+3546	Discov num	SEI1243	Comp	AB	Coord arcsec 2000	20 46 14.63 +35 45 44.7
Date first	1896	Date last	2015	Obs	10
Pa first	211	Pa last	202.9	P.A. Now (θ)	202.9°
Sep first	16.7	Sep last	16.183	Sep. Now (ρ)	16.183"
Mag pri	11.13	Mag sec	13.10	delta mag (ΔM)	1.97	Spectral class
Pri motion ra	-005	Sec motion ra	+007
Pri motion dec	-003	Sec motion dec	-004
Notes

rPM=1.494

This double is not physical.

20462+3546 SYSTEM COMPONENTS

Show	name	SAO	coord	wds_name	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show			20 46 15 +35 45 45	SEI 1243 AB	2015	10	203	16.2	11.13	13.10	1.97		<===
Show			20 46 15 +35 45 45	TDT 2529 Aa,Ab	1991	1	218	0.6	11.47	12.37	0.90

Triple system
2 estimated visually detectable stars in this system

OTHER CATALOGS AND DESIGNATIONS

Constellation

Cygnus

Tycho2

2699-03180-1

Gaia DR2

1870319791978059648

WDS 20462+3546 SEI 1243 AB : 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
20462+3546	SEI1243	AB	1999	5	203	16.2	11.13	13.10		D	204614.63+354544.7
20462+3546	SEI1243	AB	2002	6	204	16.2	11.13	13.10		D	204614.63+354544.7
20462+3546	SEI1243	AB	2015	7	203	16.2	11.13	13.10			204614.63+354544.7

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WDS 20462+3546 SEI 1243 AB : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 20462+3546 SEI 1243 AB : MEASURES

No records found.

WDS 20462+3546 : VIRTUAL EYEPIECE

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

WDS 20462+3546 : ALADIN DSS IMAGE @ 20^h 46^m 14.63^s +35° 45' 44.7"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 20462+3546 SEI 1243 AB : NEIGHBORHOODS

Click on the map to see the double of your interest.
Pass over with the mouse cursor to display the catalog designation.

Show	name	coord_2000	discov#	comp	pa	sep	dist(')
Show		20462+3546	SEI1243	AB	203	16.2
Show		20462+3546	TDT2529	Aa,Ab	218	0.6
Show		20465+3550	ES 2196		70	5.6	6
Show		20460+3554	TDT2525		70	0.6	9
Show		20471+3545	SEI1247		78	25.6	12
Show		20462+3533	ES 2252	AB	294	4.2	14
Show		20462+3533	LMP 18	AB,C	82	26.0	14
Show		20462+3533	LMP 18	AB,D	85	35.5	14
Show		20460+3601	SEI1242		214	23.6	16
Show		20448+3542	SEI1234		127	19.1	18
Show		20452+3531	SEI1237		272	26.1	19
Show		20450+3600	ALI 204		307	11.5	21
Show		20451+3529	COU1809		101	0.7	22
Show		20481+3554	SEI1252		115	17.3	25
Show		20456+3521	TDT2520		16	0.4	26
Show		20449+3524	SEI1235		77	9.4	28
Show		20485+3550	SEI1254		20	22.3	29
Show		20464+3511	COU1810		183	0.2	35
Show		20485+3608	SEI1253		83	24.1	36
Show		20434+3535	ISM 5	AB	145	0.0	37
Show		20434+3535	EVS 44	AC	96	12.9	37
Show		20434+3535	EVS 44	AD	298	14.8	37
Show		20444+3617	GII 53		358	0.3	39
Show		20494+3548	SEI1262		301	6.1	39
Show		20435+3609	ES 2195	AB	4	20.7	41
Show		20435+3609	ES 2195	BC	91	1.8	41
Show		20430+3555	HJ 1568		44	11.2	42
Show		20465+3504	GRV 379		162	57.1	42
Show		20462+3628	TDT2528		4	1.9	42
Show		20474+3629	MCA 63	Aa,Ab	46	0.1	46
Show		20474+3629	STT 413	AB	1	0.9	46
Show		20474+3629	S 765	AC	106	82.8	46
Show		20474+3629	FYM 126	AF	119	52.0	46
Show		20474+3629	FYM 126	CD	112	9.4	47
Show		20474+3629	FYM 126	CE	207	40.1	47
Show		20499+3531	SEI1266		179	10.5	48
Show		20490+3619	COU1811		255	0.8	48
Show		20501+3534	TDT2567		125	0.4	48
Show		20423+3601	TDT2481		43	0.7	51
Show		20489+3503	SEI1257	AB	215	17.9	53
Show		20506+3552	SEI1273		159	24.1	54
Show		20479+3456	TDT2545		195	2.5	54
Show		20466+3452	SEI1246		58	18.9	55
Show		20418+3553	HJ 1560	AB	248	12.8	55
Show		20418+3553	HJ 1560	AC	74	24.3	55
Show		20466+3451	SEI1245		5	23.1	55
Show		20503+3615	TDT2569		55	0.4	58
Show		20457+3647	AG 265		207	6.8	62
Show		20506+3615	SEI1274		243	33.5	62
Show		20513+3546	TDT2580		151	0.7	62
Show		20422+3510	POP 9		342	4.5	62

WDS 20462+3546 : COMPONENTS

	A	Ab
Ab	pa=212.1° sep=0.59"
B	pa=198.9° sep=15.76"	pa=198.4° sep=15.19"

20462+3546 A

Coord arcsec 2000	204614.63+354544.7		Mag	11.13		PmRA	-5.00		PmDE	-3.0
Tycho2	2699-03180-1

Tycho2

Tycho2	2699-03180-1	Pflag		RAmdeg	311.56098610	DEmdeg	35.76244264
PmRA	-1.6	PmDE	-0.3	E RAmdeg	33	E DEmdeg	28
E pmRA	2.0	E pmDE	2.1	EpRAm	1988.18	EpDEm	1989.45
Num	4	Q RAmdeg	0.8	Q DEmdeg	0.5	Q pmRA	0.8
Q pmDE	0.5	BTmag	11.057	E BTmag	0.043	VTmag	11.134
E VTmag	0.069	Prox	999	TYC	T	HIP
CCDM		RAdeg	311.56099139	DEdeg	35.76244333	EpRA 1990	1.61
EpDE 1990	1.71	E RAdeg	33.8	E DEdeg	28.4	Posflg
Corr	0.1

CCDM

Ccdm	20462+3546	RComp		Comp	A	Note1
Note2		Discov num		DRAs	2.63	DDEs	-15.3
R dRAs	65	Year		Theta		Rho
Obs	2	Vmag	9.0	Sp		PmNote
PmRA		PmDE		Dm number		Cat1
Name2		Cat2		HD		M HD
ADS BDS		M ADS BDS		N IDS		IDS	20423N3524A
HIC

20462+3546 Ab

Coord arcsec 2000	204614.60+354544.2		Mag	12.37		PmRA	-2.00		PmDE	0.0
Calc delta mag	0.9		Calc coord	yes

20462+3546 B

Coord arcsec 2000	204614.21+354529.8		Mag	13.1		PmRA	7.00		PmDE	-4.0
Calc delta mag	1.63		Calc coord	yes

CCDM

Ccdm	20462+3546	RComp		Comp	B	Note1
Note2		Discov num	SEI1243	DRAs	2.11	DDEs	-29.8
R dRAs	65	Year	1896	Theta	211	Rho	16.6
Obs	1	Vmag	11.0	Sp		PmNote
PmRA		PmDE		Dm number		Cat1
Name2		Cat2		HD		M HD
ADS BDS		M ADS BDS		N IDS		IDS	20423N3524B
HIC