20097+3240 SEI 933

20^h 09^m 46.56^s +32° 39' 59.6" P.A. 335.00 sep 4.5 mag 11.00,11.00

Coord 2000	20097+3240	Discov num	SEI 933	Comp		Coord arcsec 2000	20 09 46.56 +32 39 59.6
Date first	1893	Date last	1893	Obs	1
Pa first	335	Pa last	334.8	P.A. Now (θ)	334.8°
Sep first	4.5	Sep last	4.482	Sep. Now (ρ)	4.482"
Mag pri	11.00	Mag sec	11.00	delta mag (ΔM)	0	Spectral class
Pri motion ra		Sec motion ra
Pri motion dec		Sec motion dec
Notes	N X (See Notes, Dubious double)

Nature of this double is uncertain.

OTHER CATALOGS AND DESIGNATIONS

Constellation

Cygnus

Gaia DR2

2054903325833737856

WDS 20097+3240 SEI 933 : NOTES

discov_num	notes	refcode
SEI 933	Neither component seen on POSS plate; may be flaws on AC Potsdam plate
	A likely plate flaw.	Grv2021b

REFERENCES

refcode	metd	author	reference
Grv2021b	not -	Greaves, J.	.
Grv2021b		private communication, 2021 (23 Feb 2021 email)

DISCOVERER

idgroup	discov	author
1	SEI	Scheiner, J.

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
20097+3240	SEI 933		1893	1	335	4.5	11.00	11.00		N	200946.56+323959.6

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WDS 20097+3240 SEI 933 : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 20097+3240 SEI 933 : MEASURES

No records found.

WDS 20097+3240 : VIRTUAL EYEPIECE

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

WDS 20097+3240 : ALADIN DSS IMAGE @ 20^h 09^m 46.56^s +32° 39' 59.6"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 20097+3240 SEI 933 : 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		20097+3240	SEI 933		335	4.5
Show		20094+3244	SEI 925		338	22.9	6
Show		20092+3243	TOB 171		117	19.1	9
Show		20105+3225	SEI 943		299	22.5	18
Show		20090+3258	SEI 916		29	5.4	21
Show		20081+3241	SEI 906		283	23.8	21
Show		20096+3218	ES 2431		192	5.9	22
Show		20095+3301	GRV 316		36	27.8	23
Show		20080+3235	STF2633	AB	101	11.6	24
Show		20080+3235	HJ 1483	AC	264	46.4	24
Show		20080+3235	HJ 1483	AD	249	71.0	24
Show		20080+3235	SEI 900	CD	224	28.8	25
Show		20079+3246	TDT2007		134	2.4	25
Show		20077+3240	TOB 168		292	18.3	26
Show		20075+3236	SEI 895		32	24.5	29
Show		20094+3309	GIC 162		180	35.2	29
Show		20120+3227	SEI 984		324	3.3	31
Show		20108+3320	SEI 952		194	5.9	35
Show		20069+3246	GYL 32		6	79.9	38
Show		20083+3318	LDT 17		238	0.4	43
Show		20099+3324	J 1163		281	2.4	44
Show		20105+3323	TOB 50		269	31.9	45
Show		20096+3325	HJ 1485		276	4.7	45
Show		20081+3155	SEI 905		105	12.9	46
Show		20127+3213	SEI1002		336	9.9	46
Show		20065+3302	GYL 23		180	13.3	47
Show		20132+3225	SEI1015		67	14.4	47
Show		20123+3205	STF2649	AB	151	21.6	48
Show		20123+3205	STF2649	AC	284	131.0	48
Show		20123+3205	STF2649	AD	36	175.9	48
Show		20118+3321	TDT2075		104	2.6	48
Show		20134+3253	SHN 242		-1	0.2	48
Show		20118+3200	SEI 975		20	11.0	49
Show		20059+3247	COU1807		299	0.2	50
Show		20132+3309	SKF1649		252	20.3	52
Show		20131+3209	TDT2096	Aa,Ab	13	1.3	52
Show		20131+3209	SEI1008	AB	73	20.4	52
Show		20131+3209	FYM 76	BD	45	16.7	52
Show		20068+3203	SEI 881		313	7.2	53
Show		20095+3148	CBL 526		279	28.3	53
Show		20081+3329	TDT2010		55	0.9	54
Show		20057+3255	TDT1968		244	0.6	54
Show		20056+3303	TOI1193		255	0.1	57
Show		20121+3330	BKO 898		65	4.7	59
Show		20106+3338	STT 541	BC	184	1.8	59
Show		20106+3338	S 738	AB	106	42.4	59
Show		20091+3339	STF2638		69	14.0	60
Show		20113+3338	COU1630		66	0.1	62
Show		20120+3333	COU1631		329	0.4	62
Show		20127+3330	FAL 67		165	21.3	62
Show		20068+3329	ES 2352	AB	52	32.4	62

WDS 20097+3240 : COMPONENTS

	A
B	pa=338.4° sep=4.36"

20097+3240 A

Componente originario normalizzato

Coord arcsec 2000

200946.56+323959.6

Mag

20097+3240 B

Componente originario normalizzato

Coord arcsec 2000

200946.43+324003.7

Mag

Calc coord

yes