20315+3806 SEI 1151

20^h 31^m 35.50^s +38° 06' 53.6" P.A. 215.00 sep 25.1 mag 11.01,11.52

Coord 2000	20315+3806	Discov num	SEI1151	Comp		Coord arcsec 2000	20 31 35.50 +38 06 53.6
Date first	1895	Date last	2015	Obs	12
Pa first	213	Pa last	214.5	P.A. Now (θ)	214.5°
Sep first	24.8	Sep last	25.146	Sep. Now (ρ)	25.146"
Mag pri	11.01	Mag sec	11.52	delta mag (ΔM)	0.51	Spectral class
Pri motion ra	+009	Sec motion ra	-001
Pri motion dec	+001	Sec motion dec	+003
Notes

rPM=1.126

This double is not physical.

OTHER CATALOGS AND DESIGNATIONS

Constellation

Cygnus

Tycho2

3153-00438-1

Gaia DR2

2063885378059306624

WDS 20315+3806 SEI 1151 : 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
20315+3806	SEI1151		1998	6	214	25.1	11.01	11.52		D	203135.50+380653.6
20315+3806	SEI1151		2002	7	214	25.1	11.01	11.52		D	203135.50+380653.6
20315+3806	SEI1151		2010	8	214	25.1	11.01	11.52			203135.50+380653.6
20315+3806	SEI1151		2015	9	215	25.1	11.01	11.52			203135.50+380653.6

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WDS 20315+3806 SEI 1151 : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 20315+3806 SEI 1151 : MEASURES

No records found.

WDS 20315+3806 : VIRTUAL EYEPIECE

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WDS 20315+3806 : ALADIN DSS IMAGE @ 20^h 31^m 35.50^s +38° 06' 53.6"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 20315+3806 SEI 1151 : 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		20315+3806	SEI1151		215	25.1
Show		20304+3753	TDT2328		45	0.5	20
Show		20308+3749	SEI1146	AB	42	10.2	21
Show		20308+3749	SEI1147	AC	286	14.5	21
Show		20297+3808	STF2691		32	16.3	23
Show		20302+3823	SEI1141		175	22.5	23
Show		20331+3822	TDT2363		174	0.5	24
Show		20317+3831	ES 246	AB	355	5.1	25
Show		20317+3831	ES 246	AC	354	9.9	25
Show		20314+3833	JNN 284		252	0.1	27
Show		20304+3833	A 1430		132	3.4	30
Show		20300+3832	SMA 117		264	12.4	32
Show		20288+3810	ES 206		124	4.2	33
Show		20288+3812	ES 2508		302	6.3	34
Show		20328+3736	TDT2355		57	2.3	35
Show		20345+3759	BKO 569		73	8.5	36
Show		20337+3835	A 1431		29	0.9	38
Show		20296+3836	SEI1136		259	11.5	38
Show		20311+3847	SEI1150		74	21.6	41
Show		20350+3757	SEI1178	AB	174	19.1	42
Show		20350+3757	BKO 570	AC	12	6.2	42
Show		20340+3737	SEI1170		28	17.3	42
Show		20323+3726	SEI1156		89	5.9	42
Show		20297+3733	ES 2509		241	3.3	42
Show		20282+3821	TDT2304		199	5.4	43
Show		20352+3754	SEI1180	AB	138	28.4	43
Show		20352+3754	SEI1181	AC	102	29.4	43
Show		20280+3813	ES 2507		84	8.2	43
Show		20352+3754	SEI1180	BC	33	17.9	43
Show		20281+3820	SMR 71		65	8.4	43
Show		20352+3755	SEI1182		115	8.9	45
Show		20306+3850	SEI1144		177	18.1	45
Show		20293+3731	WEI 35	CD	202	12.1	46
Show		20354+3810	RAO 439		235	0.7	46
Show		20293+3731	WEI 35	AB	214	4.2	46
Show		20293+3731	WEI 35	AC	100	87.6	46
Show		20293+3731	WEI 35	BC	98	89.3	46
Show		20311+3854	SEI1149		203	19.6	49
Show		20355+3749	SEI1184		36	27.0	50
Show		20341+3847	KPP4206		215	1.6	50
Show		20349+3840	SEI1177		139	13.0	52
Show		20276+3926	GUL 3		335	0.5	52
Show		20336+3854	KPP4205		80	2.6	53
Show		20357+3747	TOB 190		68	17.8	53
Show		20324+3859	SEI1157		66	7.6	53
Show		20344+3725	SEI1171		201	17.4	54
Show		20362+3812	ES 2511		251	7.2	54
Show		20296+3856	MLB 775		167	10.8	56
Show		20335+3858	SEI1166		73	17.0	56
Show		20344+3852	SEI1172		149	21.8	56
Show		20349+3849	SEI1176		11	19.9	57

WDS 20315+3806 : COMPONENTS

	A
B	pa=208.4° sep=23.56"

20315+3806 A

Componente originario normalizzato	AB		Coord arcsec 2000	203135.50+380653.6		Mag	11.01		PmRA	9.00
PmDE	1.0		Tycho2	3153-00438-1		DM	BD+37 3962

Tycho2

Tycho2	3153-00438-1	Pflag		RAmdeg	307.89790679	DEmdeg	38.11489740
PmRA	9.7	PmDE	4.4	E RAmdeg	37	E DEmdeg	36
E pmRA	1.7	E pmDE	1.6	EpRAm	1985.45	EpDEm	1985.73
Num	5	Q RAmdeg	0.5	Q DEmdeg	2.4	Q pmRA	0.5
Q pmDE	2.5	BTmag	11.512	E BTmag	0.061	VTmag	11.007
E VTmag	0.061	Prox	250	TYC	T	HIP
CCDM		RAdeg	307.89787833	DEdeg	38.11488528	EpRA 1990	1.71
EpDE 1990	1.80	E RAdeg	38.9	E DEdeg	37.0	Posflg
Corr	0.0

20315+3806 B

Componente originario normalizzato	AB		Coord arcsec 2000	203134.55+380632.9		Mag	11.52		PmRA	-1.00
PmDE	3.0		Tycho2	3153-00336-1		Calc delta mag	0.51		Calc coord	yes

Tycho2

Tycho2	3153-00336-1	Pflag		RAmdeg	307.89292039	DEmdeg	38.10913689
PmRA	0.2	PmDE	2.8	E RAmdeg	56	E DEmdeg	55
E pmRA	1.9	E pmDE	1.9	EpRAm	1980.28	EpDEm	1979.36
Num	5	Q RAmdeg	0.5	Q DEmdeg	2.2	Q pmRA	0.5
Q pmDE	2.2	BTmag	12.246	E BTmag	0.137	VTmag	11.520
E VTmag	0.095	Prox	250	TYC		HIP
CCDM		RAdeg	307.89292083	DEdeg	38.10912500	EpRA 1990	1.76
EpDE 1990	1.80	E RAdeg	60.4	E DEdeg	59.8	Posflg
Corr	-0.1