16271+5457 CVR 821

16^h 27^m 09.20^s +54° 57' 14.2" P.A. 263.00 sep 7.8 mag 18.80,19.60 Sp M3+M4

Coord 2000	16271+5457	Discov num	CVR 821	Comp		Coord arcsec 2000	16 27 09.20 +54 57 14.2
Date first	1999	Date last	2016	Obs	9
Pa first	262	Pa last	263.3	P.A. Now (θ)	263.3°
Sep first	7.4	Sep last	7.807	Sep. Now (ρ)	7.807"
Mag pri	18.80	Mag sec	19.60	delta mag (ΔM)	0.8	Spectral class	M3+M4 (red/red)
Pri motion ra	+022	Sec motion ra	+020
Pri motion dec	-041	Sec motion dec	-039
Notes	V R (Proper motion indicates physical, Red magnitudes)

rPM=0.061 (< 0.3, Physical double)

This double is physical.

OTHER CATALOGS AND DESIGNATIONS

Constellation

Draco

Gaia DR2

1428483032906378752

WDS 16271+5457 CVR 821 : 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
16271+5457	CVR 821		2004	1	263	7.8	18.80	19.60	M3+M4	V R	162708.30+545713.4
16271+5457	CVR 821		2015	3	263	7.8	18.80	19.60	M3+M4	V R	162709.20+545714.2
16271+5457	CVR 821		2016	9	263	7.8	18.80	19.60	M3+M4	V R	162709.20+545714.2

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

WDS 16271+5457 CVR 821 : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 16271+5457 CVR 821 : MEASURES

No records found.

WDS 16271+5457 : VIRTUAL EYEPIECE

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WDS 16271+5457 : ALADIN DSS IMAGE @ 16^h 27^m 09.20^s +54° 57' 14.2"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 16271+5457 CVR 821 : 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		16271+5457	CVR 821		263	7.8	1
Show		16238+5441	TDS9878		289	2.1	34
Show		16243+5520	SKF 242		126	15.0	34
Show		16306+5521	STI2342		341	11.6	39
Show		16254+5418	BWL 43		201	5.4	42
Show		16276+5415	ES 630		44	5.8	43
Show		16319+5435	CVR 828		118	12.7	47
Show		16255+5547	UC 3167		235	31.1	52
Show		16334+5524	STI2343		225	7.7	60
Show		16225+5402	TDS9868		227	0.7	69
Show		16313+5557	MLR 636		272	0.6	70
Show		16350+5431	NSN 681		327	2.2	73
Show		16177+5454	TDS 808		185	1.0	82
Show		16366+5502	TDS 824		116	1.6	82
Show		16187+5412	CVR1662		351	4.1	87
Show		16171+5516	BLA 3		9	0.1	89
Show		16355+5403	GRV1221		58	9.6	91
Show		16194+5606	STI2338		48	3.6	95
Show		16317+5327	SKF1645		79	3.3	99
Show		16289+5636	ARG 102		53	80.5	101
Show		16195+5620	CVR 184		58	78.2	106
Show		16338+5626	CVR 833		131	16.8	106
Show		16286+5644	STF2060		247	3.8	108
Show		16147+5526	SKF 279		203	3.8	110
Show		16376+5351	SLW1188		263	15.1	113
Show		16248+5649	STI2340		151	4.3	114
Show		16379+5608	A 1140		123	3.4	116
Show		16369+5618	STI2345		75	4.3	116
Show		16356+5633	ES 2652		182	13.1	120
Show		16398+5550	KPP 374		25	3.7	120
Show		16243+5658	KPP3997		302	2.9	123
Show		16319+5259	A 1862	A,BC	111	74.4	126
Show		16319+5259	A 1862	BC	248	0.3	126
Show		16132+5422	TDS9800		41	0.9	127
Show		16140+5350	LDS4655		322	26.5	133
Show		16430+5533	TDT 45		43	0.9	140
Show		16435+5457	KPP2323		278	19.7	141
Show		16128+5613	SLW1167		107	18.1	144
Show		16413+5344	JNN 109		94	0.1	144
Show		16345+5709	LDS1436		22	26.7	146
Show		16362+5255	STF2078	AB	104	2.9	146
Show		16362+5255	STFA 30	AC	193	90.2	146
Show		16362+5255	STFA 30	BC	194	90.1	146
Show		16103+5439	ES 967		210	8.3	147
Show		16362+5255	STFA 30	CD	123	125.5	147
Show		16122+5613	SLW1166		122	161.3	148
Show		16437+5544	MLR 570		350	1.3	149
Show		16312+5725	WOR 32	AB		1.0	152
Show		16312+5725	SCA 207	Aa,Ab	6	0.2	152
Show		16312+5725	SCA 207	Aa,Ac	129	0.2	152
Show		16312+5725	SCA 207	Aa,Ad	73	0.2	152

WDS 16271+5457 : COMPONENTS

	A
B	pa=258.4° sep=4.54"

16271+5457 A

Componente originario normalizzato	AB		Coord arcsec 2000	162709.20+545714.2		Mag	18.8		Spectral class	M3 (red)
PmRA	22.00		PmDE	-41.0

16271+5457 B

Componente originario normalizzato	AB		Coord arcsec 2000	162708.68+545713.3		Mag	19.6		Spectral class	M4 (red)
PmRA	20.00		PmDE	-39.0		Calc delta mag	0.8		Calc coord	yes