20397+2341 POU 4820

20^h 39^m 41.21^s +23° 40' 47.9" P.A. 130.00 sep 19.9 mag 12.50,12.50

Coord 2000	20397+2341	Discov num	POU4820	Comp		Coord arcsec 2000	20 39 41.21 +23 40 47.9
Date first	1898	Date last	2015	Obs	9
Pa first	132	Pa last	129.5	P.A. Now (θ)	129.5°
Sep first	19.9	Sep last	19.891	Sep. Now (ρ)	19.891"
Mag pri	12.50	Mag sec	12.50	delta mag (ΔM)	0	Spectral class
Pri motion ra	-002	Sec motion ra	+005
Pri motion dec	+002	Sec motion dec	+001
Notes

rPM=1.387

This double is not physical.

OTHER CATALOGS AND DESIGNATIONS

Constellation

Vulpecula

Gaia DR2

1819161921104974592

WDS 20397+2341 POU 4820 : NOTES

No records found.

REFERENCES

refcode	metd	author	reference
Pou1933	Pa -	Pourteau, M. A.	.
Pou1933		Cat. des etoiles doubles de la zone +24deg de la carte photog. du ciel, 1933
Pou1933		(Obs. de Paris, H. Tessier) [QB821.P7]

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
20397+2341	POU4820		2000	2	130	19.8	12.50	12.50		D	203941.21+234047.9
20397+2341	POU4820		2001	3	130	19.9	12.50	12.50		D	203941.21+234047.9
20397+2341	POU4820		2010	4	130	19.8	12.50	12.50			203941.21+234047.9
20397+2341	POU4820		2015	5	130	19.9	12.50	12.50			203941.21+234047.9

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WDS 20397+2341 POU 4820 : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 20397+2341 POU 4820 : MEASURES

No records found.

WDS 20397+2341 : VIRTUAL EYEPIECE

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WDS 20397+2341 : ALADIN DSS IMAGE @ 20^h 39^m 41.21^s +23° 40' 47.9"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 20397+2341 POU 4820 : 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		20397+2341	POU4820		130	19.9
Show		20396+2345	POU4811	AB	201	21.1	6
Show		20396+2345	POU4812	AC	149	10.8	6
Show		20395+2336	POU4809		79	9.8	6
Show		20399+2336	POU4830		33	15.2	6
Show		20391+2339	POU4797		223	15.6	9
Show		20391+2337	POU4796		278	16.5	10
Show		20391+2347	BKO 612		112	2.9	11
Show		20391+2336	POU4794		116	9.9	11
Show		20396+2352	POU4814	AB	21	15.9	12
Show		20396+2352	POU4815	AC	113	16.5	12
Show		20399+2352	POU4827		236	12.4	12
Show		20392+2351	POU4801		292	11.1	12
Show		20405+2346	POU4848	AB	119	18.7	13
Show		20405+2346	POU4849	BC	56	18.3	13
Show		20405+2346	BKO 621	BD	30	8.2	13
Show		20400+2350	POU4832		27	16.5	14
Show		20393+2328	POU4802		313	19.1	14
Show		20393+2354	BKO 613		134	3.7	15
Show		20391+2352	POU4795	AB	320	9.5	15
Show		20391+2352	BKO 611	AC	42	9.9	15
Show		20407+2346	BKO 622		161	8.9	15
Show		20389+2350	POU4785		335	8.9	15
Show		20390+2352	POU4790		338	4.0	16
Show		20408+2342	BKO 623		12	9.0	16
Show		20395+2326	POU4808	AB	200	16.0	16
Show		20395+2326	BKO 614	AC	194	8.5	16
Show		20399+2326	POU4829		217	14.2	16
Show		20402+2356	POU4836	AB	46	16.3	17
Show		20402+2356	BKO 619	AC	1	10.2	17
Show		20385+2341	BKO 608	BC	28	3.8	17
Show		20385+2341	POU4773	AB	33	4.1	17
Show		20385+2341	POU4773	AC	35	7.6	17
Show		20385+2342	POU4774	AB	6	8.8	17
Show		20385+2342	POU4775	AC	269	14.5	17
Show		20386+2333	POU4778		199	2.0	18
Show		20386+2349	POU4781		29	17.2	18
Show		20409+2334	POU4855		355	16.8	19
Show		20403+2357	POU4841	AB	348	12.9	19
Show		20403+2357	BKO 620	AC	334	7.2	19
Show		20411+2341	POU4859		24	19.0	19
Show		20394+2321	POU4805		221	18.6	21
Show		20411+2333	POU4862		335	13.7	21
Show		20412+2345	POU4867		220	17.7	22
Show		20395+2319	POU4807		191	12.5	22
Show		20404+2401	POU4844		101	15.7	23
Show		20381+2338	POU4762		215	17.5	23
Show		20396+2403	POU4816		195	10.6	23
Show		20386+2358	POU4779	AB	65	16.9	24
Show		20386+2358	POU4780	AC	40	21.0	24
Show		20393+2404	POU4803		87	4.3	24

WDS 20397+2341 : COMPONENTS

	A
B	pa=132.0° sep=18.91"

20397+2341 A

Componente originario normalizzato	AB		Coord arcsec 2000	203941.21+234047.9		Mag	12.5		PmRA	-2.00
PmDE	2.0

20397+2341 B

Componente originario normalizzato	AB		Coord arcsec 2000	203942.23+234035.2		Mag	12.5		PmRA	5.00
PmDE	1.0		Calc coord	yes