21284+1924 CVR 247

21^h 28^m 22.22^s +19° 23' 50.6" P.A. 263.00 sep 79.8 mag 20.40,20.60 Sp M2+M3

Coord 2000	21284+1924	Discov num	CVR 247	Comp		Coord arcsec 2000	21 28 22.22 +19 23 50.6
Date first	2004	Date last	2015	Obs	3
Pa first	263	Pa last	262.8	P.A. Now (θ)	262.8°
Sep first	79.7	Sep last	79.829	Sep. Now (ρ)	79.829"
Mag pri	20.40	Mag sec	20.60	delta mag (ΔM)	0.2	Spectral class	M2+M3 (red/red)
Pri motion ra	+013	Sec motion ra	+010
Pri motion dec	-065	Sec motion dec	-067
Notes	V R (Proper motion indicates physical, Red magnitudes)

rPM=0.053 (< 0.3, Physical double)

This double is physical.

OTHER CATALOGS AND DESIGNATIONS

Constellation

Pegasus

Gaia DR2

1786942485194700672

WDS 21284+1924 CVR 247 : NOTES

No records found.

REFERENCES

refcode	metd	author	reference
Cvr2011	Eu -	Chivers, J.	2011JDSO....7..209C
Cvr2011		JDSO 7, 209, 2011
Cvr2014	Es u	Chivers, J.	2014JDSO...10...62C
Cvr2014		JDSO 10, 62, 2014
Cvr2014b	Es u	Chivers, J.	2014JDSO...10..256C
Cvr2014b		JDSO 10, 256, 2014
Cvr2014b		(Note: Coordinates in main table are of secondary, not primary. Corrected in WDS)
Cvr2014c	Eu -	Chivers, J.	2014JDSO...10..300C
Cvr2014c		JDSO 10, 300, 2014
Cvr2015a	Eu u	Chivers, J.	2015JDSO...11...42C
Cvr2015a	+Es	JDSO 11, 42, 2015

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
21284+1924	CVR 247		2004	1	263	79.7	20.40	20.60	M2+M3	V R	212822.22+192350.6
21284+1924	CVR 247		2010	2	262	79.3	20.40	20.60	M2+M3	V R	212822.22+192350.6
21284+1924	CVR 247		2015	3	263	79.8	20.40	20.60	M2+M3	V R	212822.22+192350.6

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

WDS 21284+1924 CVR 247 : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 21284+1924 CVR 247 : MEASURES

No records found.

WDS 21284+1924 : VIRTUAL EYEPIECE

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WDS 21284+1924 : ALADIN DSS IMAGE @ 21^h 28^m 22.22^s +19° 23' 50.6"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 21284+1924 CVR 247 : 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		21284+1924	CVR 247		263	79.8
Show		21290+1906	J 579		182	3.7	20
Show		21282+1943	UC 4474		276	9.5	20
Show		21274+1837	BRT2495		64	3.0	50
Show		21248+1956	KPP3370		333	0.9	60
Show		21287+2028	J 611		21	1.8	64
Show		21259+2017	CVR 901		143	28.8	64
Show		21323+1848	BRT2497		187	1.8	66
Show		21237+1931	COU 429	AB	161	1.5	67
Show		21267+2027	UC 4468		334	43.8	68
Show		21252+1828	COU 430	AB	229	0.8	73
Show		21252+1828	ARY 70	AC	98	63.0	73
Show		21269+2033	GRV 469		264	21.2	73
Show		21287+1810	HU 490	AB	316	0.4	75
Show		21287+1810	B 2896	AC	26	3.8	75
Show		21228+1925	BRT2494		168	4.4	79
Show		21228+1905	ARY 69		329	111.4	81
Show		21234+1838	GRV 459		216	24.4	84
Show		21237+2016	COU 230		187	0.9	84
Show		21290+1800	CVR 904		186	26.8	84
Show		21334+2018	J 613		222	5.1	90
Show		21281+1754	RAO 456		103	0.1	90
Show		21221+1948	STFB 11	AB	313	36.6	93
Show		21221+1948	STFB 11	AC	13	64.3	93
Show		21221+1948	TOK9001	AD	151	5.3	93
Show		21349+1923	TDT3041		350	0.8	93
Show		21347+1953	TDT3040		23	0.9	94
Show		21248+1804	FMR 235		287	8.0	95
Show		21215+1924	J 3316		164	6.0	97
Show		21257+2058	J 3138		256	3.1	102
Show		21330+2043	STF2804	AB	359	3.4	103
Show		21330+2043	STF2804	AC	103	97.1	103
Show		21326+2048	GMC 21		130	10.5	104
Show		21221+1825	UC 4459		183	27.4	107
Show		21296+1739	TSN 198		194	0.0	107
Show		21212+1841	J 160		290	3.2	109
Show		21315+1744	BPM2387		336	115.5	110
Show		21344+1816	BPM2393		24	94.5	110
Show		21362+1912	TDT3052		197	1.7	111
Show		21252+1742	BPM2372		24	99.6	112
Show		21251+1740	BPM2371		299	82.6	114
Show		21327+1748	GWP3071		243	18.6	115
Show		21313+2112	GRV 473		26	46.4	117
Show		21321+1740	BPM2388		300	79.1	118
Show		21278+1726	NSN 745		341	4.2	118
Show		21368+1915	BRT2498		268	5.0	119
Show		21200+1953	GRV 447		277	32.2	122
Show		21368+1858	TDT3062		151	0.6	122
Show		21247+2116	HU 370		105	2.1	124
Show		21322+1731	BPM2389		318	95.2	126
Show		21297+1719	COU 535		37	0.8	127

WDS 21284+1924 : COMPONENTS

	A
B	pa=262.4° sep=75.37"

21284+1924 A

Componente originario normalizzato	AB		Coord arcsec 2000	212822.22+192350.6		Mag	20.4		Spectral class	M2 (red)
PmRA	13.00		PmDE	-65.0

21284+1924 B

Componente originario normalizzato	AB		Coord arcsec 2000	212816.94+192340.6		Mag	20.6		Spectral class	M3 (red)
PmRA	10.00		PmDE	-67.0		Calc delta mag	0.2		Calc coord	yes