02128+2140 AZC 21

02^h 12^m 45.31^s +21° 39' 33.9" P.A. 160.00 sep 8.7 mag 18.10,20.20 Sp M4+M7

Coord 2000	02128+2140	Discov num	AZC 21	Comp		Coord arcsec 2000	02 12 45.31 +21 39 33.9
Date first	1997	Date last	2016	Obs	10
Pa first	160	Pa last	160.1	P.A. Now (θ)	160.1°
Sep first	8.6	Sep last	8.705	Sep. Now (ρ)	8.705"
Mag pri	18.10	Mag sec	20.20	delta mag (ΔM)	2.1	Spectral class	M4+M7 (red/red)
Pri motion ra	+046	Sec motion ra	+048
Pri motion dec	-022	Sec motion dec	-021
Notes	V (Proper motion indicates physical)

rPM=0.043 (< 0.3, Physical double)

This double is physical.

OTHER CATALOGS AND DESIGNATIONS

Constellation

Aries

Gaia DR2

100356622450868480

WDS 02128+2140 AZC 21 : NOTES

No records found.

REFERENCES

refcode	metd	author	reference
Azc2012	C u	Azcona, A.A.	2012OED.....8..103A
Azc2012		El Observador de Estrellas Dobles, Issue #8, 103, 2012
Azc2012b	E2 j	Azcona, A.A.	2012OED.....9...24A
Azc2012b		El Observador de Estrellas Dobles, Issue #9, 24, 2012
Azc2012c	Pp -	Azcona, A.A.	2012OED.....9...66A
Azc2012c	+C	El Observador de Estrellas Dobles, Issue #9, 66, 2012
Azc2012c	+E2
Azc2013	P w	Azcona, A.A.	2013OED....10...77A
Azc2013	+C	El Observador de Estrellas Dobles, Issue #10, 77, 2013
Azc2013	+E+	(some data published in Azc2012b)
Azc2013b	E2 u	Azcona, A.A.	2013OED....11...13A
Azc2013b		El Observador de Estrellas Dobles, Issue #11, 13, 2013
Azc2018	Hg j	Azcona, A.A.	2018OED....21...10A
Azc2018		El Observador de Estrellas Dobles, Issue #21, 10, 2018
Azc2020a	C j	Azcona, A.A.	2020OED....25...20A
Azc2020a		El Observador de Estrellas Dobles, Issue #25, 20, 2020
Azc2020b	Hg j	Azcona, A.A.	2020OED....25...48A
Azc2020b		El Observador de Estrellas Dobles, Issue #25, 48, 2020

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
02128+2140	AZC 21		1997	1	160	8.6	18.10	20.20		V	021245.31+213933.9
02128+2140	AZC 21		2004	2	160	8.7	18.10	20.20	M4+M7	V	021245.31+213933.9
02128+2140	AZC 21		2010	3	160	8.5	18.10	20.20	M4+M7	V	021245.31+213933.9
02128+2140	AZC 21		2015	4	160	8.7	18.10	20.20	M4+M7	V	021245.31+213933.9
02128+2140	AZC 21		2016	10	160	8.7	18.10	20.20	M4+M7	V	021245.31+213933.9

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

WDS 02128+2140 AZC 21 : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 02128+2140 AZC 21 : MEASURES

No records found.

WDS 02128+2140 : VIRTUAL EYEPIECE

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WDS 02128+2140 : ALADIN DSS IMAGE @ 02^h 12^m 45.31^s +21° 39' 33.9"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 02128+2140 AZC 21 : 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		02128+2140	AZC 21		160	8.7
Show		02127+2203	AZC 20		210	9.6	24
Show		02155+2138	GRV 120		54	23.6	40
Show		02121+2224	UC 697		29	66.9	46
Show		02150+2213	GRV 119		197	42.1	48
Show		02093+2123	GRV 112		11	62.5	51
Show		02129+2244	COU 150	AB	144	0.1	65
Show		02176+2214	STF 244		290	4.4	76
Show		02085+2227	BRT2307		243	2.9	76
Show		02107+2253	KPP 17		183	7.3	79
Show		02119+2301	GRV 115		322	53.4	83
Show		02089+2031	CHE 61		204	10.1	87
Show		02084+2038	CHE 57		93	5.3	88
Show		02088+2248	SKF1667		101	2.1	88
Show		02064+2142	TDS2117		14	2.1	89
Show		02097+2021	STF 221	AB	145	8.4	90
Show		02097+2021	STF 221	AC	227	67.0	90
Show		02076+2040	CHE 53		2	4.0	95
Show		02187+2225	SLW 108		303	21.4	95
Show		02062+2207	COU 149		61	0.4	95
Show		02181+2038	SLW 107		274	14.1	98
Show		02197+2157	LDS3369		310	31.8	99
Show		02074+2034	CHE 52		120	18.4	100
Show		02100+2005	LDS3351		180	49.1	102
Show		02078+2025	CHE 54		320	16.9	102
Show		02190+2047	UC 715		269	6.9	103
Show		02118+2327	POU 162		61	6.2	109
Show		02143+2326	AZC 22		6	18.5	109
Show		02212+2136	HU 425	Aa,Ab	143	0.7	118
Show		02212+2136	FMR 24	AB	100	11.4	118
Show		02205+2235	GRV 122		197	18.8	122
Show		02190+2309	BRT2308		125	3.8	124
Show		02140+2342	HU 424		335	1.4	124
Show		02180+1958	GWP 294		7	76.0	126
Show		02109+2348	HDS 292		148	0.1	131
Show		02106+1930	OCC 209		-1	0.1	133
Show		02222+2116	GRV 124		231	63.4	134
Show		02035+2222	SLW 94		262	160.8	136
Show		02123+2357	STF 226	AB	231	1.8	139
Show		02123+2357	LEP 6	AC	102	252.6	139
Show		02179+1941	TOK 72		312	14.3	140
Show		02205+2007	HJL1016		95	84.2	143
Show		02165+2355	POU 169		75	5.2	145
Show		02174+2353	STF 240		52	4.8	147
Show		02221+2252	AHD 30		348	28.3	149
Show		02082+2356	UC 690		307	40.4	151
Show		02071+1929	KPP1097		259	8.7	154
Show		02233+2230	LDS3378		91	12.7	156
Show		02208+1949	SLW 110		104	16.3	158
Show		02236+2228	SKF 300		89	26.1	158
Show		02224+2303	UC 726		98	49.2	158

WDS 02128+2140 : COMPONENTS

	A
B	pa=161.4° sep=8.64"

02128+2140 A

Componente originario normalizzato	AB		Coord arcsec 2000	021245.31+213933.9		Mag	18.1		Spectral class	M4 (red)
PmRA	46.00		PmDE	-22.0

02128+2140 B

Componente originario normalizzato	AB		Coord arcsec 2000	021245.51+213925.7		Mag	20.2		Spectral class	M7 (red)
PmRA	48.00		PmDE	-21.0		Calc delta mag	2.1		Calc coord	yes