18471+1328 BPM 827

18^h 47^m 08.93^s +13° 28' 16.9" P.A. 50.00 sep 79.2 mag 10.77,15.81 Sp F8

Coord 2000	18471+1328	Discov num	BPM 827	Comp		Coord arcsec 2000	18 47 08.93 +13 28 16.9
Date first	1991	Date last	2015	Obs	9
Pa first	50	Pa last	49.5	P.A. Now (θ)	49.5°
Sep first	79.2	Sep last	79.245	Sep. Now (ρ)	79.245"
Mag pri	10.77	Mag sec	15.81	delta mag (ΔM)	5.04	Spectral class	F8 (yellow-white)
Pri motion ra	+012	Sec motion ra	+021
Pri motion dec	-018	Sec motion dec	-016
Notes	N V (See Notes, Proper motion indicates physical)

rPM=0.349

This double is physical.

OTHER CATALOGS AND DESIGNATIONS

Constellation

Hercules

Tycho2

1038-01263-1

Gaia DR2

4505553257696153728

WDS 18471+1328 BPM 827 : NOTES

discov_num	notes	refcode
BPM 827	[PM2000] 1572182 + [PM2000] 1572776.	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
18471+1328	BPM 827		1999	2	50	79.2	10.77	15.81		NV	184708.93+132816.9
18471+1328	BPM 827		2001	3	50	79.2	10.77	15.81		NV	184708.93+132816.9
18471+1328	BPM 827		2010	4	50	79.1	10.77	15.81	F8	NV	184708.93+132816.9
18471+1328	BPM 827		2015	5	50	79.2	10.77	15.81	F8	NV	184708.93+132816.9

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

WDS 18471+1328 BPM 827 : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 18471+1328 BPM 827 : MEASURES

No records found.

WDS 18471+1328 : VIRTUAL EYEPIECE

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

WDS 18471+1328 : ALADIN DSS IMAGE @ 18^h 47^m 08.93^s +13° 28' 16.9"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 18471+1328 BPM 827 : 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		18471+1328	BPM 827		50	79.2
Show		18461+1328	TDT1042		271	0.7	16
Show		18470+1309	SKF1975		36	28.8	20
Show		18486+1344	BPM 836		173	36.6	27
Show		18491+1313	STF2399	AB	118	15.8	33
Show		18491+1313	STF2399	AC	48	31.2	33
Show		18491+1313	STF2399	BC	18	29.7	33
Show		18491+1313	STF2399	BD	69	42.4	33
Show		18479+1403	BPM 833		172	98.0	37
Show		18496+1313	SHY 309		161	999.9	40
Show		18494+1400	BPM 847		97	42.6	46
Show		18502+1339	BPM 857	BC	43	3.4	46
Show		18450+1255	BPM 816		163	66.7	46
Show		18502+1339	BPM 857	AB	257	44.9	47
Show		18504+1336	BPM 861		207	104.3	49
Show		18494+1252	BPM 848		350	112.4	49
Show		18464+1240	BPM 825		189	60.7	50
Show		18438+1344	HEI 396	AB	84	3.3	53
Show		18438+1344	HEI 396	AC	164	3.8	53
Show		18506+1351	J 108		77	2.0	55
Show		18476+1234	BPM 829		217	104.1	55
Show		18451+1415	BPM 817		54	44.7	56
Show		18460+1235	GWP2798		192	32.9	56
Show		18493+1416	BPM 845		100	106.7	57
Show		18510+1339	BPM 868		14	74.9	58
Show		18481+1231	BPMA 60		135	285.7	59
Show		18508+1301	BPM 865		273	87.5	60
Show		18431+1318	BPM 806		125	109.5	60
Show		18503+1408	HEI 398		107	1.8	61
Show		18472+1227	BPM 828		113	101.1	62
Show		18487+1426	BPM 838	AB	69	91.1	63
Show		18497+1238	BPM 852		304	112.9	64
Show		18487+1426	BPM 839	BC	319	107.1	64
Show		18462+1432	BPM 822		228	116.6	66
Show		18504+1241	J 469		111	2.8	66
Show		18500+1420	BPM 854		271	66.2	66
Show		18435+1247	BPM 808		52	105.8	67
Show		18517+1331	STF2409	AB	22	0.9	67
Show		18517+1331	STF2409	AC	196	33.8	67
Show		18517+1331	WAL 96	AB,D	291	72.7	67
Show		18427+1354	JNN 280		177	3.7	70
Show		18453+1434	BPM 818		85	115.9	71
Show		18501+1230	BPM 856		45	104.1	73
Show		18521+1322	TOB 296		109	20.8	74
Show		18489+1219	BPM 841		22	72.6	75
Show		18503+1229	BPM 858		57	69.2	76
Show		18503+1228	J 468	AB	53	1.9	76
Show		18503+1228	J 468	AC	141	9.7	76
Show		18503+1228	GII 272	Aa,Ab	103	0.1	76
Show		18507+1233	BPM 864		115	54.7	76
Show		18523+1314	TOB 297		86	16.8	77

WDS 18471+1328 : COMPONENTS

	A
B	pa=48.7° sep=77.99"

18471+1328 A

Componente originario normalizzato	AB		Coord arcsec 2000	184708.93+132816.9		Mag	10.77		Spectral class	F8 (yellow-white)
PmRA	12.00		PmDE	-18.0		Tycho2	1038-01263-1

Tycho2

Tycho2	1038-01263-1	Pflag		RAmdeg	281.78724674	DEmdeg	13.47133465
PmRA	10.8	PmDE	-18.5	E RAmdeg	36	E DEmdeg	41
E pmRA	1.6	E pmDE	1.5	EpRAm	1981.46	EpDEm	1978.60
Num	6	Q RAmdeg	1.1	Q DEmdeg	1.1	Q pmRA	1.1
Q pmDE	1.1	BTmag	11.368	E BTmag	0.081	VTmag	10.734
E VTmag	0.075	Prox	999	TYC	T	HIP
CCDM		RAdeg	281.78722000	DEdeg	13.47136833	EpRA 1990	1.73
EpDE 1990	1.69	E RAdeg	47.4	E DEdeg	51.2	Posflg
Corr	0.0

18471+1328 B

Componente originario normalizzato	AB		Coord arcsec 2000	184712.95+132908.4		Mag	15.81		PmRA	21.00
PmDE	-16.0		Calc delta mag	5.04		Calc coord	yes