15439+1700 BPM 638

15^h 43^m 52.77^s +17° 00' 25.4" P.A. 237.00 sep 56.9 mag 14.33,15.15

Coord 2000	15439+1700	Discov num	BPM 638	Comp		Coord arcsec 2000	15 43 52.77 +17 00 25.4
Date first	1996	Date last	2015	Obs	9
Pa first	237	Pa last	236.5	P.A. Now (θ)	236.5°
Sep first	56.6	Sep last	56.856	Sep. Now (ρ)	56.856"
Mag pri	14.33	Mag sec	15.15	delta mag (ΔM)	0.82	Spectral class
Pri motion ra	-013	Sec motion ra	-019
Pri motion dec	+022	Sec motion dec	+013
Notes	N V (See Notes, Proper motion indicates physical)

rPM=0.423

This double is physical.

OTHER CATALOGS AND DESIGNATIONS

Constellation

Serpens

Gaia DR2

1197022748496375424

WDS 15439+1700 BPM 638 : NOTES

discov_num	notes	refcode
BPM 638	[PM2000] 1135094 + [PM2000] 1135040.	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
15439+1700	BPM 638		1998	2	237	56.7	14.49	15.35		NV	154352.77+170025.4
15439+1700	BPM 638		2001	3	237	57.0	14.49	15.35		NV	154352.77+170025.4
15439+1700	BPM 638		2010	4	237	56.8	14.33	15.15		NV	154352.77+170025.4
15439+1700	BPM 638		2015	5	237	56.9	14.33	15.15		NV	154352.77+170025.4

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

WDS 15439+1700 BPM 638 : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 15439+1700 BPM 638 : MEASURES

No records found.

WDS 15439+1700 : VIRTUAL EYEPIECE

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WDS 15439+1700 : ALADIN DSS IMAGE @ 15^h 43^m 52.77^s +17° 00' 25.4"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 15439+1700 BPM 638 : 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		15439+1700	BPM 638		237	56.9	1
Show		15427+1653	SLW1127		140	13.2	19
Show		15447+1716	CHR 49	AB	98	0.1	20
Show		15459+1700	WFC 168		303	7.1	30
Show		15456+1640	COU2511		19	0.1	32
Show		15445+1756	NSN 670		176	0.8	57
Show		15463+1614	HEI 238		142	1.2	58
Show		15399+1646	COU2510		35	0.2	59
Show		15440+1810	SHN 33		357	0.3	70
Show		15455+1543	SLW1133		224	10.4	81
Show		15488+1751	LDS 979		258	29.2	88
Show		15377+1719	SLW1118		63	47.5	91
Show		15419+1828	DRS 17	AB	86	2.4	92
Show		15419+1828	TOK 302	AC	274	249.2	92
Show		15374+1731	BPM 633		248	118.5	98
Show	Chow	15462+1525	STF1970	AB	263	29.9	101
Show	Chow	15462+1525	STF1970	AC	211	201.7	101
Show	Chow	15462+1525	SHY 281	AD	255	999.9	101
Show		15444+1518	ROE 75		327	6.2	103
Show		15372+1740	SLW1114		200	10.5	103
Show		15432+1846	LDS4587		217	8.5	106
Show		15384+1542	GWP2539		169	155.1	111
Show		15405+1840	A 2076		187	0.8	112
Show		15424+1852	GWP2546		232	899.3	114
Show		15361+1639	LDS4570		115	17.6	114
Show		15426+1507	SLW1126		95	72.8	115
Show		15435+1505	BPM 637		236	102.9	116
Show		15425+1506	CVR1643		252	3.9	117
Show		15358+1720	BRT2421		52	4.0	119
Show		15365+1607	UC 3033	AB	62	35.5	119
Show		15365+1607	DSG 18	Aa,Ab	320	1.0	119
Show		15519+1732	BPM 641		121	86.0	120
Show		15428+1859	GWP2547		235	83.7	120
Show		15501+1822	CVR 172		139	54.5	121
Show		15456+1859	SLW1135		288	11.6	122
Show		15474+1851	COU 192	AB	189	1.2	122
Show		15474+1851	GII 223	Aa,Ab	164	0.1	122
Show		15358+1611	CVR 792		5	10.1	126
Show		15368+1820	LDS4571		102	34.6	128
Show		15354+1743	LDS 977		351	17.6	130
Show		15525+1738	CVR1652		307	4.5	130
Show		15468+1905	A 2077		223	0.6	132
Show		15529+1719	SLW1145		156	10.9	132
Show		15511+1531	GWP2558		239	16.0	137
Show		15499+1512	BPM 639		281	70.6	139
Show		15538+1726	CVR 805		84	19.2	144
Show		15343+1616	LIM 7		7	0.1	145
Show		15391+1452	BPM 635		73	117.5	146
Show		15542+1659	A 2080		104	0.4	148
Show		15530+1547	HEI 239		307	1.0	150
Show		15536+1604	A 2079		61	4.0	151

WDS 15439+1700 : COMPONENTS

	A
B	pa=235.3° sep=55.14"

15439+1700 A

Componente originario normalizzato	AB		Coord arcsec 2000	154352.77+170025.4		Mag	14.33		PmRA	-13.00
PmDE	22.0

15439+1700 B

Componente originario normalizzato	AB		Coord arcsec 2000	154349.61+165954.0		Mag	15.15		PmRA	-19.00
PmDE	13.0		Calc delta mag	0.82		Calc coord	yes