20465+1131 BPM 2258

20^h 46^m 27.36^s +11° 31' 22.7" P.A. 45.00 sep 78.9 mag 15.39,15.47

Coord 2000	20465+1131	Discov num	BPM2258	Comp		Coord arcsec 2000	20 46 27.36 +11 31 22.7
Date first	1990	Date last	2015	Obs	8
Pa first	45	Pa last	45.2	P.A. Now (θ)	45.2°
Sep first	78.2	Sep last	78.907	Sep. Now (ρ)	78.907"
Mag pri	15.39	Mag sec	15.47	delta mag (ΔM)	0.08	Spectral class
Pri motion ra	-016	Sec motion ra	-001
Pri motion dec	-015	Sec motion dec	-010
Notes	N V (See Notes, Proper motion indicates physical)

rPM=0.721

This double is physical.

OTHER CATALOGS AND DESIGNATIONS

Constellation

Delphinus

Gaia DR2

1751855694764291968

WDS 20465+1131 BPM 2258 : NOTES

discov_num	notes	refcode
BPM2258	[PM2000] 2389941 + [PM2000] 2390160.	Gvr2010

REFERENCES

refcode	metd	author	reference
Gvr2010	Pa -	Gavras, P. Sinachopoulos, D., Le Campion, J.F., & Cucourant, C.	2010A&A...521A 4G
Gvr2010	+T	A&A 521, A4, 2010
Gvr2010		(Note: mean measures from AC2000.2, CdC2000, USNO-A2.0, Yellow Sky, and M2000
Gvr2010		catalogs, spanning years ~1900-2000)

DISCOVERER

idgroup	discov	author
1	BPM	Bordeaux PM2000 catalogue (main catalog: separation < 2')

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
20465+1131	BPM2258		2000	2	45	78.5	15.36	15.95		NV	204627.36+113122.7
20465+1131	BPM2258		2001	3	45	78.6	15.36	15.95		NV	204627.36+113122.7
20465+1131	BPM2258		2010	4	45	78.8	15.39	15.47		NV	204627.36+113122.7
20465+1131	BPM2258		2015	5	45	78.9	15.39	15.47		NV	204627.36+113122.7

If you need more information about this double, apply for a data request form to the WDS.

WDS 20465+1131 BPM 2258 : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 20465+1131 BPM 2258 : MEASURES

No records found.

WDS 20465+1131 : VIRTUAL EYEPIECE

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WDS 20465+1131 : ALADIN DSS IMAGE @ 20^h 46^m 27.36^s +11° 31' 22.7"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 20465+1131 BPM 2258 : 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		20465+1131	BPM2258		45	78.9
Show		20460+1126	TDT2526		223	0.4	9
Show		20478+1119	HJ 271		109	7.8	17
Show		20484+1134	BPM2270		197	117.4	30
Show		20452+1108	BPM2254		231	96.7	30
Show		20478+1109	BPM2267		58	48.7	30
Show		20446+1154	BPM2251		51	84.7	36
Show		20440+1118	UC 4272		354	60.1	39
Show		20439+1113	BPM2239		101	71.9	42
Show		20473+1052	LEP 97		351	14.7	42
Show		20443+1101	BPM2242		127	30.4	44
Show		20488+1106	BPM2274			109.8	44
Show		20494+1124	J 194	AB	299	0.6	44
Show		20494+1124	J 194	AB,C	17	11.6	44
Show		20444+1205	A 875		208	2.5	46
Show		20495+1116	UC 4301		161	26.6	48
Show		20442+1209	BPM2240		148	55.1	51
Show		20495+1106	BPM2276		298	107.2	51
Show		20449+1219	B 2910	Aa,Ab	52	0.1	53
Show		20449+1219	STF2723	AB	140	1.0	53
Show		20449+1219	BU 1492	AC	30	37.0	53
Show		20429+1152	BPM2235		142	114.9	57
Show		20486+1223	BPM2273		132	52.3	60
Show		20424+1117	OSO 131	AB	222	13.0	61
Show		20424+1117	OSO 131	AC	161	14.1	61
Show		20424+1117	OSO 131	AD	37	20.6	61
Show		20424+1117	OSO 131	AE	56	24.1	61
Show		20424+1117	OSO 131	AF	174	22.9	61
Show		20440+1225	HJ 1566	AB	16	16.9	63
Show		20440+1225	HJ 1566	AC	331	32.4	63
Show		20460+1235	KPP 477		52	4.5	64
Show		20416+1058	J 192		138	5.1	65
Show		20419+1150	HEI 588		293	2.3	70
Show		20441+1258	J 1889		10	4.6	70
Show		20450+1244	D 32	CD	15	60.8	74
Show		20457+1017	OSO 134	AB	44	11.1	76
Show		20457+1017	OSO 134	AC	45	19.4	76
Show		20450+1244	BU 64	AB	174	0.7	76
Show		20450+1244	STTA209	AC	155	97.2	76
Show		20450+1244	BU 64	AD	117	64.3	76
Show		20496+1233	BU 1495	AB	19	52.1	77
Show		20496+1233	BU 1495	AC	86	105.5	77
Show		20496+1233	BU 1495	AD	276	189.6	77
Show		20420+1212	BPM2231		330	108.9	78
Show		20414+1157	TDT2472		309	0.5	78
Show		20413+1111	BPM2229		11	85.9	79
Show		20417+1053	UC 4260		155	39.5	80
Show		20492+1243	GWP3001		126	94.3	83
Show		20488+1248	GWP3000		280	24.1	84
Show		20519+1203	J 3245		249	3.8	86
Show		20471+1257	BPM2265		51	16.1	87

WDS 20465+1131 : COMPONENTS

	A
B	pa=44.6° sep=78.11"

20465+1131 A

Componente originario normalizzato	AB		Coord arcsec 2000	204627.36+113122.7		Mag	15.39		PmRA	-16.00
PmDE	-15.0

20465+1131 B

Componente originario normalizzato	AB		Coord arcsec 2000	204631.09+113218.3		Mag	15.47		PmRA	-1.00
PmDE	-10.0		Calc delta mag	0.08		Calc coord	yes