20485+3608 SEI 1253

20^h 48^m 29.64^s +36° 08' 33.5" P.A. 83.00 sep 24.1 mag 11.47,10.86

Coord 2000	20485+3608	Discov num	SEI1253	Comp		Coord arcsec 2000	20 48 29.64 +36 08 33.5
Date first	1896	Date last	2016	Obs	12
Pa first	84	Pa last	82.7	P.A. Now (θ)	82.7°
Sep first	25.9	Sep last	24.075	Sep. Now (ρ)	24.075"
Mag pri	11.47	Mag sec	10.86	delta mag (ΔM)	0.61	Spectral class
Pri motion ra	+007	Sec motion ra	-005
Pri motion dec	-004	Sec motion dec	-005
Notes

rPM=1.494

This double is not physical.

OTHER CATALOGS AND DESIGNATIONS

Constellation

Cygnus

Tycho2

2699-02216-1

Gaia DR2

1870710462202592640

WDS 20485+3608 SEI 1253 : 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
20485+3608	SEI1253		1998	6	84	24.2	11.56	10.86		D	204829.64+360833.5
20485+3608	SEI1253		2002	7	83	24.1	11.56	10.86		D	204829.64+360833.5
20485+3608	SEI1253		2010	8	83	23.0	11.47	10.86			204829.64+360833.5
20485+3608	SEI1253		2016	9	83	24.1	11.47	10.86			204829.64+360833.5

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WDS 20485+3608 SEI 1253 : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 20485+3608 SEI 1253 : MEASURES

No records found.

WDS 20485+3608 : VIRTUAL EYEPIECE

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WDS 20485+3608 : ALADIN DSS IMAGE @ 20^h 48^m 29.64^s +36° 08' 33.5"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 20485+3608 SEI 1253 : 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		20485+3608	SEI1253		83	24.1
Show		20490+3619	COU1811		255	0.8	13
Show		20481+3554	SEI1252		115	17.3	16
Show		20485+3550	SEI1254		20	22.3	19
Show		20503+3615	TDT2569		55	0.4	24
Show		20494+3548	SEI1262		301	6.1	24
Show		20474+3629	FYM 126	CD	112	9.4	24
Show		20474+3629	FYM 126	CE	207	40.1	24
Show		20474+3629	MCA 63	Aa,Ab	46	0.1	25
Show		20474+3629	STT 413	AB	1	0.9	25
Show		20474+3629	S 765	AC	106	82.8	25
Show		20474+3629	FYM 126	AF	119	52.0	25
Show		20506+3615	SEI1274		243	33.5	28
Show		20471+3545	SEI1247		78	25.6	29
Show		20465+3550	ES 2196		70	5.6	30
Show		20506+3552	SEI1273		159	24.1	31
Show		20460+3601	SEI1242		214	23.6	32
Show		20491+3640	SEI1260		42	7.5	33
Show		20460+3554	TDT2525		70	0.6	34
Show		20462+3628	TDT2528		4	1.9	34
Show		20505+3635	SEI1271	AB	27	14.9	36
Show		20505+3635	SEI1272	AC	185	20.4	36
Show		20462+3546	SEI1243	AB	203	16.2	36
Show		20462+3546	TDT2529	Aa,Ab	218	0.6	36
Show		20500+3640	TOB 199		109	18.8	37
Show		20502+3642	SEI1270		211	23.1	39
Show		20501+3534	TDT2567		125	0.4	40
Show		20513+3546	TDT2580		151	0.7	42
Show		20499+3531	SEI1266		179	10.5	42
Show		20503+3645	TDT2568		174	2.4	43
Show		20508+3641	SEI1276		266	22.6	44
Show		20450+3600	ALI 204		307	11.5	44
Show		20468+3648	STJ 73		231	0.9	45
Show		20462+3533	ES 2252	AB	294	4.2	46
Show		20462+3533	LMP 18	AB,C	82	26.0	46
Show		20462+3533	LMP 18	AB,D	85	35.5	46
Show		20463+3646	COU2220	Aa,Ab	299	0.7	48
Show		20463+3646	ES 2515	AB	175	6.8	48
Show		20520+3547	TDT2589		192	0.5	49
Show		20444+3617	GII 53		358	0.3	51
Show		20457+3647	AG 265		207	6.8	51
Show		20522+3544	HJ 1586		260	16.2	52
Show		20448+3542	SEI1234		127	19.1	52
Show		20528+3602	TDT2598		227	0.5	53
Show		20461+3653	ES 2514		100	2.9	54
Show		20512+3650	SEI1280		5	3.8	54
Show		20452+3531	SEI1237		272	26.1	55
Show		20454+3651	SEI1238		123	8.1	56
Show		20531+3610	SEI1291		103	9.0	57
Show		20451+3529	COU1809		101	0.7	58
Show		20521+3645	ES 250		88	4.4	58

WDS 20485+3608 : COMPONENTS

	A
B	pa=81.0° sep=19.53"

20485+3608 A

Componente originario normalizzato	AB		Coord arcsec 2000	204829.64+360833.5		Mag	11.47		PmRA	7.00
PmDE	-4.0		Tycho2	2699-02216-1

Tycho2

Tycho2	2699-02216-1	Pflag		RAmdeg	312.12348685	DEmdeg	36.14264999
PmRA	9.8	PmDE	-2.7	E RAmdeg	57	E DEmdeg	49
E pmRA	2.5	E pmDE	2.4	EpRAm	1984.27	EpDEm	1986.08
Num	4	Q RAmdeg	0.9	Q DEmdeg	0.7	Q pmRA	0.9
Q pmDE	0.7	BTmag	11.842	E BTmag	0.077	VTmag	11.564
E VTmag	0.103	Prox	242	TYC		HIP
CCDM		RAdeg	312.12345750	DEdeg	36.14265556	EpRA 1990	1.63
EpDE 1990	1.73	E RAdeg	59.9	E DEdeg	50.6	Posflg
Corr	0.2

20485+3608 B

Componente originario normalizzato	AB		Coord arcsec 2000	204831.23+360836.6		Mag	10.86		PmRA	-5.00
PmDE	-5.0		Tycho2	2699-02210-1		Calc delta mag	0.61		Calc coord	yes

Tycho2

Tycho2	2699-02210-1	Pflag		RAmdeg	312.13171591	DEmdeg	36.14348729
PmRA	-8.4	PmDE	-2.5	E RAmdeg	36	E DEmdeg	30
E pmRA	2.5	E pmDE	2.4	EpRAm	1985.82	EpDEm	1986.44
Num	5	Q RAmdeg	1.4	Q DEmdeg	0.9	Q pmRA	1.3
Q pmDE	0.9	BTmag	12.085	E BTmag	0.115	VTmag	10.861
E VTmag	0.056	Prox	242	TYC	T	HIP
CCDM		RAdeg	312.13172306	DEdeg	36.14348833	EpRA 1990	1.63
EpDE 1990	1.73	E RAdeg	48.1	E DEdeg	40.8	Posflg
Corr	0.2