21020+0436 CVR 884

21^h 01^m 58.93^s +04° 36' 11.1" P.A. 312.00 sep 11.4 mag 17.00,17.80 Sp M1+M2

Coord 2000	21020+0436	Discov num	CVR 884	Comp		Coord arcsec 2000	21 01 58.93 +04 36 11.1
Date first	2000	Date last	2016	Obs	9
Pa first	313	Pa last	312.4	P.A. Now (θ)	312.4°
Sep first	11.5	Sep last	11.426	Sep. Now (ρ)	11.426"
Mag pri	17.00	Mag sec	17.80	delta mag (ΔM)	0.8	Spectral class	M1+M2 (red/red)
Pri motion ra	-022	Sec motion ra	-018
Pri motion dec	+035	Sec motion dec	+037
Notes	V R (Proper motion indicates physical, Red magnitudes)

rPM=0.108 (< 0.3, Physical double)

This double is physical.

OTHER CATALOGS AND DESIGNATIONS

Constellation

Equuleus

Gaia DR2

1733067648088443648

WDS 21020+0436 CVR 884 : 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
21020+0436	CVR 884		2005	1	312	11.4	17.00	17.80	M1+M2	V R	210158.37+043618.8
21020+0436	CVR 884		2010	3	313	11.0	17.00	17.80	M1+M2	V R	210158.93+043611.1
21020+0436	CVR 884		2015	4	312	11.4	17.00	17.80	M1+M2	V R	210158.93+043611.1
21020+0436	CVR 884		2016	9	312	11.4	17.00	17.80	M1+M2	V R	210158.93+043611.1

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

WDS 21020+0436 CVR 884 : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 21020+0436 CVR 884 : MEASURES

No records found.

WDS 21020+0436 : VIRTUAL EYEPIECE

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WDS 21020+0436 : ALADIN DSS IMAGE @ 21^h 01^m 58.93^s +04° 36' 11.1"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 21020+0436 CVR 884 : 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		21020+0436	CVR 884		312	11.4
Show		21009+0419	BAL2553		110	10.6	25
Show		21032+0411	BAL2554		307	21.3	32
Show		21024+0513	A 615		129	3.5	37
Show		21002+0406	HEI 820		65	2.3	40
Show		20591+0418	STF2737	AB	125	0.0	48
Show		20591+0418	STF2737	AD	293	69.3	48
Show		20591+0418	STF2737	AB,C	67	10.6	48
Show		20591+0418	STF2737	BC	66	10.6	48
Show		21041+0359	TOK 371		272	0.1	49
Show		21020+0346	HO 148		201	2.2	51
Show		20582+0447	AG 268		287	12.5	58
Show		20580+0420	UC 4346		205	22.4	62
Show		21046+0530	BUP 223		252	82.5	67
Show		21014+0542	ELP 47		25	6.3	67
Show		21021+0329	CVR 236		279	69.7	68
Show		20582+0356	BAR 13	AB	87	1.6	69
Show		20582+0356	BAR 13	AC	249	20.6	69
Show		20582+0356	WSI 39	AD	280	26.4	69
Show		20582+0356	WSI 39	CD	330	13.6	69
Show		20581+0352	BAL2550		157	3.4	73
Show		21047+0332	SE 3	Aa,Ab	153	0.6	77
Show		21047+0332	STF2749	A,BC	179	3.2	77
Show		21047+0332	SE 3	AD	78	114.3	77
Show		21047+0332	STF2749	AC	176	3.5	77
Show		21047+0332	SE 3	BC	136	0.7	77
Show		21069+0458	UC 4382		272	53.5	78
Show		21069+0405	BAL2555		164	17.1	81
Show		21006+0554	GRV 403		116	33.5	82
Show		20564+0422	CVR 877		125	26.3	86
Show		21017+0310	BAL2042		128	8.1	87
Show		20559+0435	UC 4332		60	52.9	91
Show		20557+0432	STF2735		282	2.0	95
Show		21080+0509	STT 527		114	0.4	96
Show		21054+0557	BUP 224		301	30.4	97
Show		20588+0600	UC 4347		31	40.4	97
Show		21009+0257	HJ 3006		292	1.8	102
Show		21041+0300	WSI 6	AB	53	0.1	102
Show		21041+0300	DSG 6	Aa,Ab	155	0.0	102
Show		21090+0410	HJ 5515	AB	126	14.4	103
Show		21090+0410	HJ 5515	AC	68	47.8	103
Show		20561+0535	TDT2642		77	0.6	106
Show		21091+0429	J 848		141	2.8	108
Show		21080+0539	BU 9018	CD	340	6.0	108
Show		21024+0625	TDT2708		27	0.8	109
Show		21080+0539	HJ 3011	AB	273	10.6	110
Show		21080+0539	BU 9018	AC	252	139.3	110
Show		21093+0410	BU 1330	AB	54	3.7	113
Show		21033+0245	BAL2043		205	18.4	113
Show		21094+0502	STT 429		-1	-1.0	114
Show		21049+0250	BAL2044		273	18.8	114

WDS 21020+0436 : COMPONENTS

	A
B	pa=312.5° sep=11.41"

21020+0436 A

Componente originario normalizzato	AB		Coord arcsec 2000	210158.93+043611.1		Mag	17		Spectral class	M1 (red)
PmRA	-22.00		PmDE	35.0

21020+0436 B

Componente originario normalizzato	AB		Coord arcsec 2000	210158.37+043618.8		Mag	17.8		Spectral class	M2 (red)
PmRA	-18.00		PmDE	37.0		Calc delta mag	0.8		Calc coord	yes