18090+1610 BPM 731 BC

18^h 09^m 06.60^s +16° 10' 03.5" P.A. 84.00 sep 98.8 mag 15.70,15.52

Coord 2000	18090+1610	Discov num	BPM 731	Comp	BC	Coord arcsec 2000	18 09 06.60 +16 10 03.5
Date first	1992	Date last	2015	Obs	8
Pa first	84	Pa last	84.3	P.A. Now (θ)	84.3°
Sep first	98.7	Sep last	98.816	Sep. Now (ρ)	98.816"
Mag pri	15.70	Mag sec	15.52	delta mag (ΔM)	0.18	Spectral class
Pri motion ra	-013	Sec motion ra	-014
Pri motion dec	-008	Sec motion dec	-014
Notes	N V (See Notes, Proper motion indicates physical)

rPM=0.307

This double is physical.

18090+1610 SYSTEM COMPONENTS

Show	name	SAO	coord	wds_name	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show			18 08 59 +16 09 42	BPM 730 AB	2015	8	78	105.2	15.35	15.70	0.35
Show			18 09 07 +16 10 04	BPM 731 BC	2015	8	84	98.8	15.70	15.52	0.18		<===

Triple system
3 estimated visually detectable stars in this system

OTHER CATALOGS AND DESIGNATIONS

Constellation

Hercules

Gaia DR2

4498937668012429440

WDS 18090+1610 BPM 731 BC : NOTES

discov_num	notes	refcode
BPM 730	AB: [PM2000] 1383786 + [PM2000] 1384274.	Gvr2010
BPM 731	BC: [PM2000] 1384274 + [PM2000] 1384683.	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
18090+1610	BPM 731	BC	1998	2	84	98.7	15.75	15.52		NV	180906.60+161003.5
18090+1610	BPM 731	BC	2001	3	84	98.7	15.75	15.52		NV	180906.60+161003.5
18090+1610	BPM 731	BC	2015	4	84	98.8	15.70	15.52		NV	180906.60+161003.5

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

WDS 18090+1610 BPM 731 BC : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 18090+1610 BPM 731 BC : MEASURES

No records found.

WDS 18090+1610 : VIRTUAL EYEPIECE

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Pass over with the mouse cursor to display the catalog designation.

WDS 18090+1610 : ALADIN DSS IMAGE @ 18^h 09^m 06.60^s +16° 10' 03.5"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 18090+1610 BPM 731 BC : NEIGHBORHOODS

Click on the map to see the double of your interest.
Pass over with the mouse cursor to display the catalog designation.

Show	name	coord_2000	discov#	comp	pa	sep	dist(')
Show		18090+1610	BPM 731	BC	84	98.8	1
Show		18090+1610	BPM 730	AB	78	105.2	2
Show		18092+1623	UC 3507		60	106.0	13
Show		18103+1623	UC 3513		76	82.3	22
Show		18101+1629	STF2289		217	1.2	24
Show		18073+1557	TOB 271	BC	243	91.2	28
Show		18073+1557	LDS1005	AB	16	153.5	30
Show		18073+1557	TOB 271	AC	340	112.2	30
Show		18112+1614	TDT 728		158	0.6	30
Show		18093+1648	BPM 733		122	57.7	38
Show		18119+1630	GWP2767		248	12.2	45
Show		18115+1538	UC 3524		249	77.9	48
Show		18091+1700	TDS 907		149	0.9	50
Show		18112+1648	LDS1006		315	32.9	51
Show		18086+1700	HDS2555		113	0.5	51
Show		18054+1624	A 2093		227	0.6	55
Show		18060+1651	GWP2758		149	9.0	61
Show		18088+1712	GWP2763		317	7.7	62
Show		18134+1643	HEI 170		313	0.3	69
Show		18069+1712	BPM 724		1	74.0	70
Show		18054+1527	BPM 721		299	112.9	70
Show		18043+1613	J 751		207	4.0	70
Show		18125+1701	BPMA 52		73	266.4	71
Show		18113+1713	HU 317		205	1.5	71
Show		18092+1458	BPM 732		187	35.7	73
Show		18042+1613	GCB 30		159	1.3	74
Show		18115+1455	OSO 94		237	8.9	83
Show		18075+1443	BPM 726		236	23.4	91
Show		18136+1715	RAO 384		196	0.7	92
Show		18056+1452	UC 3492		218	13.2	93
Show		18156+1614	LDS1008		187	13.1	94
Show		18031+1654	BPM 718		52	42.0	98
Show		18149+1516	ROE 122		268	6.8	100
Show		18052+1739	KPP4082		45	31.7	105
Show		18042+1447	STF2269		166	23.9	110
Show		18116+1426	UC 3525		289	65.8	110
Show		18158+1516	BPM 751	AB	119	8.9	111
Show		18158+1516	BPM 751	AC	295	30.5	111
Show		18096+1801	BRT2441		26	4.8	112
Show		18062+1427	BPM 723		255	80.4	112
Show		18034+1454	TDT 658		276	0.7	112
Show		18089+1802	BPM 729		92	23.4	113
Show		18030+1500	HDS2542		329	0.1	113
Show		18075+1415	TDS 905		115	1.3	118
Show		18152+1446	BPM 749		119	73.5	122
Show		18171+1527	TDT 774		31	0.6	123
Show		17591+1613	J 1135	AB	174	6.7	126
Show		17591+1613	J 1135	AC	194	26.9	126
Show		17591+1613	J 1135	CD	38	7.9	126
Show		18069+1408	FAL 61		129	6.5	126
Show		18175+1647	BPM 755		314	73.3	127

WDS 18090+1610 : COMPONENTS

	A	B
B	pa=78.3° sep=105.33"
C	pa=81.1° sep=200.03"	pa=84.1° sep=94.95"

18090+1610 A

Coord arcsec 2000

180859.44+160942.2

Mag

15.35

PmRA

-15.00

PmDE

-11.0

18090+1610 B

Coord arcsec 2000	180906.60+161003.5		Coord calc	180906.60+161003.5		Mag	15.7		PmRA	-13.00
PmDE	-8.0		Calc delta mag	0.35

18090+1610 C

Coord arcsec 2000	180913.16+161013.3		Mag	15.52		PmRA	-14.00		PmDE	-14.0
Calc delta mag	0.17		Calc coord	yes