21479+1824 BPM 2409

21^h 47^m 54.72^s +18° 23' 55.2" P.A. 309.00 sep 97.5 mag 10.49,12.61 Sp F5

Coord 2000	21479+1824	Discov num	BPM2409	Comp		Coord arcsec 2000	21 47 54.72 +18 23 55.2
Date first	1896	Date last	2015	Obs	9
Pa first	309	Pa last	308.8	P.A. Now (θ)	308.8°
Sep first	97.4	Sep last	97.549	Sep. Now (ρ)	97.549"
Mag pri	10.49	Mag sec	12.61	delta mag (ΔM)	2.12	Spectral class	F5 (yellow-white)
Pri motion ra	-011	Sec motion ra	-010
Pri motion dec	-008	Sec motion dec	-009
Notes	N V (See Notes, Proper motion indicates physical)

rPM=0.104 (< 0.3, Physical double)

This double is physical.

OTHER CATALOGS AND DESIGNATIONS

Constellation

Pegasus

Tycho2

1670-00022-1

Gaia DR2

1774108328345062016

WDS 21479+1824 BPM 2409 : NOTES

discov_num	notes	refcode
BPM2409	[PM2000] 2535246 + [PM2000] 2535118.	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
21479+1824	BPM2409		1998	2	309	97.7	10.46	12.83		NV	214754.72+182355.2
21479+1824	BPM2409		2001	3	309	97.6	10.46	12.83		NV	214754.72+182355.2
21479+1824	BPM2409		2010	6	309	97.6	10.49	12.61	F5	NV	214754.72+182355.2
21479+1824	BPM2409		2015	7	309	97.5	10.49	12.61	F5	NV	214754.72+182355.2

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

WDS 21479+1824 BPM 2409 : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 21479+1824 BPM 2409 : MEASURES

No records found.

WDS 21479+1824 : VIRTUAL EYEPIECE

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

WDS 21479+1824 : ALADIN DSS IMAGE @ 21^h 47^m 54.72^s +18° 23' 55.2"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 21479+1824 BPM 2409 : 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		21479+1824	BPM2409		309	97.5	1
Show		21477+1755	LDS4909		66	32.7	30
Show		21515+1806	GIC 173		140	5.7	56
Show		21466+1929	COU 431		184	0.5	68
Show		21514+1916	WSI 24		24	14.2	72
Show		21501+1717	COU 14		67	0.3	74
Show		21429+1843	SLW1251		328	123.9	75
Show		21517+1918	BU 1506	BC	118	29.9	77
Show		21517+1918	STF2834	AB	298	4.3	77
Show		21517+1918	BU 1506	AC	116	29.7	77
Show		21427+1751	DAM 660		318	0.8	81
Show		21426+1749	CBL 95		222	37.1	84
Show		21426+1900	HO 165		63	0.8	84
Show		21424+1750	HU 373	AB	300	0.9	86
Show		21424+1750	BU 691	AC	249	84.3	86
Show		21424+1750	BU 691	AE	80	118.8	86
Show		21424+1750	FOX9057	CD	238	14.7	87
Show		21420+1856	LBU 2	Aa,Ab	22	0.6	91
Show		21420+1856	STF2818	AB	24	26.8	91
Show		21420+1856	FOX9055	AC	267	76.5	91
Show		21531+1731	DAM 240	BC	73	8.7	91
Show		21531+1731	J 3150	AB	335	4.6	91
Show		21541+1803	SKF2182		326	74.9	91
Show		21420+1856	DAM 16	CD	90	3.5	92
Show		21536+1735	J 288		309	6.7	95
Show		21505+1953	LDS4916		298	198.7	97
Show		21440+1705	LDS6358		346	64.1	97
Show		21451+1954	RAO 466		249	0.6	99
Show		21516+1950	HJ 947	AB	98	18.9	101
Show		21516+1950	HJ 947	AC	310	24.3	101
Show		21516+1950	HJ 947	BC	297	41.1	101
Show		21461+2001	HU 376		14	1.4	101
Show		21420+1728	KPP3372		244	2.0	101
Show		21417+1735	OSO 153		206	18.4	102
Show		21550+1849	UC 4596		308	17.3	104
Show		21553+1842	HO 173		73	0.9	107
Show		21549+1914	AMS 2		199	7.0	111
Show		21551+1908	J 2		35	3.5	112
Show		21409+1915	HDS3086		66	1.1	113
Show		21510+1637	GWP3102		92	28.0	116
Show		21557+1752	BPM2413		343	97.0	117
Show		21527+1650	BPM2410		239	60.8	117
Show		21550+1926	TDT3238		230	0.6	119
Show		21419+1949	CBL 533		123	64.8	121
Show		21543+1943	STF2841	A,BC	110	22.4	121
Show		21543+1943	COU 432	BC	299	0.1	121
Show		21504+1626	UC 4580		88	26.3	123
Show		21399+1914	COU 330		190	0.5	125
Show		21450+1626	J 821		4	2.0	126
Show		21545+1644	HEI 191		24	6.0	137
Show		21497+2039	TDT3182		210	1.9	138

WDS 21479+1824 : COMPONENTS

	A
B	pa=310.3° sep=94.55"

21479+1824 A

Componente originario normalizzato	AB		Coord arcsec 2000	214754.72+182355.2		Mag	10.49		Spectral class	F5 (yellow-white)
PmRA	-11.00		PmDE	-8.0		Tycho2	1670-00022-1

Tycho2

Tycho2	1670-00022-1	Pflag		RAmdeg	326.97804335	DEmdeg	18.39867291
PmRA	-11.1	PmDE	-11.5	E RAmdeg	26	E DEmdeg	27
E pmRA	1.2	E pmDE	1.2	EpRAm	1982.70	EpDEm	1981.89
Num	5	Q RAmdeg	0.9	Q DEmdeg	2.7	Q pmRA	0.8
Q pmDE	2.7	BTmag	11.229	E BTmag	0.061	VTmag	10.491
E VTmag	0.047	Prox	999	TYC	T	HIP
CCDM		RAdeg	326.97806306	DEdeg	18.39870611	EpRA 1990	1.66
EpDE 1990	1.71	E RAdeg	32.9	E DEdeg	35.2	Posflg
Corr	-0.3

21479+1824 B

Componente originario normalizzato	AB		Coord arcsec 2000	214749.65+182456.3		Mag	12.61		PmRA	-10.00
PmDE	-9.0		Calc delta mag	2.12		Calc coord	yes