20485+1545 BPM 2272

20^h 48^m 31.46^s +15° 45' 11.5" P.A. 333.00 sep 103.7 mag 12.72,13.78

Coord 2000	20485+1545	Discov num	BPM2272	Comp		Coord arcsec 2000	20 48 31.46 +15 45 11.5
Date first	1995	Date last	2015	Obs	8
Pa first	333	Pa last	333.3	P.A. Now (θ)	333.3°
Sep first	103.8	Sep last	103.686	Sep. Now (ρ)	103.686"
Mag pri	12.72	Mag sec	13.78	delta mag (ΔM)	1.06	Spectral class
Pri motion ra	-010	Sec motion ra	-007
Pri motion dec	-003	Sec motion dec	-010
Notes	N V (See Notes, Proper motion indicates physical)

rPM=0.624

This double is physical.

OTHER CATALOGS AND DESIGNATIONS

Constellation

Delphinus

Gaia DR2

1762925779693391360

WDS 20485+1545 BPM 2272 : NOTES

discov_num	notes	refcode
BPM2272	[PM2000] 2397328 + [PM2000] 2397127.	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
20485+1545	BPM2272		1998	2	333	103.8	12.85	14.02		NV	204831.46+154511.5
20485+1545	BPM2272		2001	3	333	103.8	12.85	14.02		NV	204831.46+154511.5
20485+1545	BPM2272		2010	4	333	103.7	12.72	13.78		NV	204831.46+154511.5
20485+1545	BPM2272		2015	5	333	103.7	12.72	13.78		NV	204831.46+154511.5

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

WDS 20485+1545 BPM 2272 : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 20485+1545 BPM 2272 : MEASURES

No records found.

WDS 20485+1545 : VIRTUAL EYEPIECE

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WDS 20485+1545 : ALADIN DSS IMAGE @ 20^h 48^m 31.46^s +15° 45' 11.5"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 20485+1545 BPM 2272 : 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		20485+1545	BPM2272		333	103.7
Show		20489+1558	BPM2275		143	74.7	14
Show		20481+1601	BPM2269		222	81.9	17
Show		20501+1556	BPM2278		296	68.3	25
Show		20477+1519	BPM2266		294	106.0	29
Show		20468+1602	BPM2264		222	107.2	31
Show		20481+1616	SKF1770		223	3.4	32
Show		20466+1532	J 3110		222	6.9	33
Show		20509+1544	BPM2282		160	54.6	34
Show		20506+1601	BPM2281		268	35.3	34
Show		20467+1523	BPM2263		265	53.6	34
Show		20462+1554	WSI 110	Aa,Ab	343	0.0	35
Show		20462+1554	STF2725	AB	12	6.2	35
Show		20467+1607	STF2727	AB	266	8.8	35
Show		20467+1607	FYM 18	AD	323	109.4	35
Show		20466+1616	BPM2261		202	69.5	42
Show		20457+1537	BPM2255		85	72.3	42
Show		20505+1616	KPP4216		237	1.6	42
Show		20462+1520	YR 27	AB	240	0.9	43
Show		20485+1628	BPM2271		127	97.8	44
Show		20509+1517	J 3113		111	4.8	45
Show		20518+1545	GWP3007		163	8.1	48
Show		20463+1624	BPM2257		337	107.8	51
Show		20503+1630	LDS1048	AB	151	13.7	52
Show		20503+1630	LDS1048	AC	213	1.6	52
Show		20504+1459	BPM2280		131	60.8	54
Show		20514+1619	BPM2283		243	38.1	54
Show		20485+1448	J 1890		141	6.8	55
Show		20485+1450	BRT1349		46	2.7	56
Show		20446+1605	BPM2245		198	112.1	61
Show		20483+1444	LSC 93		142	0.2	61
Show		20448+1512	BPM2253		241	75.8	64
Show		20527+1528	HJ 1585		195	14.3	64
Show		20503+1649	TDT2571		258	0.8	69
Show		20436+1537	J 3108		196	6.3	70
Show		20465+1439	BPM2259		296	106.3	72
Show		20455+1448	GWP2994		229	32.3	73
Show		20513+1647	J 3115		321	7.1	73
Show		20435+1540	GWP2990		291	26.5	74
Show		20446+1635	BPM2250	BC	332	117.2	74
Show		20444+1500	BPM2243		169	106.5	75
Show		20434+1604	HJ 1564		41	11.4	75
Show		20446+1635	BPM2248	AB	95	107.8	76
Show		20446+1635	BPM2249	AC	29	107.0	76
Show		20477+1430	TDT2542		76	0.5	76
Show		20500+1432	CVR 874		82	16.7	77
Show		20500+1702	UC 4303		81	18.2	80
Show		20446+1642	BPM2246	AB	16	90.0	81
Show		20446+1642	BPM2247	AC	173	116.0	81
Show		20495+1426	BRT1955		109	5.0	81
Show		20465+1429	BPM2260		89	86.7	82

WDS 20485+1545 : COMPONENTS

	A
B	pa=334.2° sep=102.91"

20485+1545 A

Componente originario normalizzato	AB		Coord arcsec 2000	204831.46+154511.5		Mag	12.72		PmRA	-10.00
PmDE	-3.0

20485+1545 B

Componente originario normalizzato	AB		Coord arcsec 2000	204828.35+154644.1		Mag	13.78		PmRA	-7.00
PmDE	-10.0		Calc delta mag	1.06		Calc coord	yes