20545+1054 BPM 2290

20^h 54^m 27.89^s +10° 53' 42.6" P.A. 243.00 sep 17.0 mag 15.21,15.38

Coord 2000	20545+1054	Discov num	BPM2290	Comp		Coord arcsec 2000	20 54 27.89 +10 53 42.6
Date first	1998	Date last	2015	Obs	9
Pa first	243	Pa last	243.3	P.A. Now (θ)	243.3°
Sep first	17.3	Sep last	17.009	Sep. Now (ρ)	17.009"
Mag pri	15.21	Mag sec	15.38	delta mag (ΔM)	0.17	Spectral class
Pri motion ra	-021	Sec motion ra	-024
Pri motion dec	-026	Sec motion dec	-023
Notes	N V (See Notes, Proper motion indicates physical)

rPM=0.127 (< 0.3, Physical double)

This double is physical.

OTHER CATALOGS AND DESIGNATIONS

Constellation

Delphinus

Gaia DR2

1757530686591575296

WDS 20545+1054 BPM 2290 : NOTES

discov_num	notes	refcode
BPM2290	[PM2000] 2417909 + [PM2000] 2417853.	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
20545+1054	BPM2290		2000	2	243	17.0	15.21	15.38		NV	205427.89+105342.6
20545+1054	BPM2290		2001	4	244	17.2	15.21	15.38		NV	205427.89+105342.6
20545+1054	BPM2290		2010	5	243	17.0	15.21	15.38		NV	205427.89+105342.6
20545+1054	BPM2290		2015	6	243	17.0	15.21	15.38		NV	205427.89+105342.6

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

WDS 20545+1054 BPM 2290 : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 20545+1054 BPM 2290 : MEASURES

No records found.

WDS 20545+1054 : VIRTUAL EYEPIECE

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WDS 20545+1054 : ALADIN DSS IMAGE @ 20^h 54^m 27.89^s +10° 53' 42.6"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 20545+1054 BPM 2290 : 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		20545+1054	BPM2290		243	17.0
Show		20558+1047	GWP3019		124	90.5	22
Show		20536+1034	KPP4217		147	1.5	23
Show		20569+1059	HDS2985		293	0.6	37
Show		20521+1014	A 1212		11	0.6	53
Show		20571+1131	BPM2299		65	95.8	55
Show		20582+1038	A 1215	AB	208	0.4	58
Show		20582+1038	LBU 11	AC	152	72.5	58
Show		20544+0956	GWP3015		280	71.5	59
Show	Musica	20584+1050	ENG 78	AB	162	197.5	59
Show	Musica	20584+1050	BUP 220	AC	338	129.3	59
Show	Musica	20584+1050	MUG 16	AE	194	29.2	59
Show		20523+1144	BPM2284		252	115.9	60
Show		20584+1050	BUP 220	BC	339	326.5	60
Show		20584+1050	BUP 220	BD	224	67.4	60
Show		20531+0956	GWP3011		254	82.6	61
Show		20524+1200	GWP3008		252	11.1	74
Show		20537+0942	LDS4859		318	10.7	74
Show		20495+1106	BPM2276		298	107.2	75
Show		20572+1157	TDT2655		118	0.4	76
Show		20495+1116	UC 4301		161	26.6	76
Show		20595+1113	J 608		113	5.0	77
Show		20592+1129	J 913		120	2.9	78
Show		20519+1203	J 3245		249	3.8	79
Show		20573+1200	KPP3365		169	3.6	79
Show		20592+1132	JCT 4		11	10.6	80
Show		20494+1124	J 194	AB	299	0.6	81
Show		20494+1124	J 194	AB,C	17	11.6	81
Show		20488+1106	BPM2274			109.8	84
Show		20543+0918	TDT2620		68	0.5	97
Show		20599+1148	TDT2684		98	0.8	97
Show		20533+0919	A 1214		171	3.7	97
Show		20484+1134	BPM2270		197	117.4	98
Show		20575+0926	TDT2659		282	0.5	99
Show		20478+1109	BPM2267		58	48.7	100
Show		20556+1234	HJ 1592	AB	15	34.4	102
Show		20556+1234	DRS 30	Aa,Ab	116	0.2	102
Show		20553+1236	BPM2295		182	40.1	103
Show		20549+1236	BPM2292		143	61.9	103
Show		21015+1041	GRV 404		179	65.6	106
Show		20473+1052	LEP 97		351	14.7	106
Show		20550+0907	TDT2628		64	0.5	108
Show		20478+1119	HJ 271		109	7.8	108
Show		20544+0902	CVN 109		283	0.5	112
Show		21017+1017	HJ 5546		124	18.3	113
Show		20594+1222	GWP3025		127	13.3	115
Show		21021+1016	J 158		163	4.8	119
Show		20585+1239	BPM2304		343	79.8	121
Show		20496+1233	BU 1495	AB	19	52.1	122
Show		20496+1233	BU 1495	AC	86	105.5	122
Show		20496+1233	BU 1495	AD	276	189.6	122

WDS 20545+1054 : COMPONENTS

	A
B	pa=242.9° sep=16.76"

20545+1054 A

Componente originario normalizzato	AB		Coord arcsec 2000	205427.89+105342.6		Mag	15.21		PmRA	-21.00
PmDE	-26.0

20545+1054 B

Componente originario normalizzato	AB		Coord arcsec 2000	205426.88+105335.0		Mag	15.38		PmRA	-24.00
PmDE	-23.0		Calc delta mag	0.17		Calc coord	yes