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20325+4114
MZA 40 AB

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Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

20325+4114 MZA 40 AB

20^h 32^m 31.53^s +41° 14' 08.2" P.A. 277.00 sep 2.2 mag 11.40,16.00 Sp O7Ib

Coord 2000	20325+4114	Discov num	MZA 40	Comp	AB	Coord arcsec 2000	20 32 31.53 +41 14 08.2
Date first	2008	Date last	2018	Obs	2
Pa first	277	Pa last	276.7	P.A. Now (θ)	276.7°
Sep first	2.2	Sep last	2.222	Sep. Now (ρ)	2.222"
Mag pri	11.40	Mag sec	16.00	delta mag (ΔM)	4.6	Spectral class	O7Ib (blue)
Pri motion ra	-002	Sec motion ra
Pri motion dec	-003	Sec motion dec
Notes	R (Red magnitudes)

Nature of this double is uncertain.

20325+4114 SYSTEM COMPONENTS

Show	name	SAO	coord	wds_name	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show			20 32 32 +41 14 08	CAN 11 Aa,Ab	2008	1	283	0.8	6.70	11.40	4.70
Show			20 32 32 +41 14 08	MZA 40 AB	2018	2	277	2.2	11.40	16.00	4.60		<===
Show			20 32 32 +41 14 08	CAN 11 AC	2008	1	176	1.3	6.70	14.30	7.60
Show			20 32 32 +41 14 08	CAN 11 AD	2008	1	104	3.7	6.70	15.70	9.00
Show			20 32 32 +41 14 08	CAN 11 AE	2008	1	195	5.3	6.70	12.80	6.10
Show			20 32 32 +41 14 08	CAN 11 AF	2008	1	179	5.9	6.70	15.30	8.60

Septuple system
6 estimated visually detectable stars in this system

OTHER CATALOGS AND DESIGNATIONS

Constellation

Cygnus

WDS 20325+4114 MZA 40 AB : NOTES

No records found.

REFERENCES

refcode	metd	author	reference
CaN2014	Hf j	Caballero-Nieves, S.M., Nelan, E.P., Gies, D.R., Wallace, D.J., DeGioia-Eastwood,	2014AJ....147...40C
CaN2014		K., Herrero, A., Jao, W.-J., Mason, B.D., Massey, P., Moffat, A.F., & Walborn, N.
CaN2014		AJ 147, 40, 2014
CaN2020	A j	Caballero-Nieves, S.M., Gies, D.R., Baines, E.K., Bouchez, A.H., Dekany, R.G.,	2020AJ....160..115C
CaN2020		Goodwin, S.P., Rickman, E.L., Roberts, L.C., Jr., Taggart, K., ten Brummelaar,
CaN2020		T.A. & Turner, N.H.
CaN2020		AJ 160, 115, 2020
MzA2007	Hp j	Maiz-Apellaniz, J., Walborn, N.R., Morrell, N.I., Niemela, V.S., & Nelan, E.P.	2007ApJ...660.1480M
MzA2007	+Ha	ApJ 660, 1480, 2007
MzA2010	Cl j	Maiz-Apellaniz, J.	2010A&A...518A...1M
MzA2010	+Ha	A&A 518, A1, 2010
MzA2015	Cl -	Maiz-Apellaniz, J., Negueruela, I., Barba, R.H., Walborn, N.R., Pellerin, A.,	2015A&A...579A.108M
MzA2015	+E2	Simon-Diaz, S., Sota, A., Marco, A., Alonso-Santiago, J., Sanchez-Bermudez, J.,
MzA2015		Gamen, R.C., & Lorenzo, J.
MzA2015		A&A 579, A108, 2015
MzA2016	-	Maiz-Apellaniz, J., Sota, A., Arias, J.I., Barba, R.H., Walborn, N.R., Simon-Diaz,	2016ApJS..224....4M
MzA2016		S., Negueruela, I., Marco, A., Leao, J.R., Herrero, A., Gamen, R.C. & Alfaro, E.J.
MzA2016		ApJS 224, 4, 2016
MzA2016		No measures, just spectral types added to WDS summary line
MzA2018	not -	Maiz-Apellaniz, J., Barba, R.H., Simon-Diaz, S., Sota, A., Trigueros Paez, E.,	2018A&A...615A.161M
MzA2018		Caballero, J.A. & Alfaro, E.J.
MzA2018		A&A 615, 161, 2018
MzA2018		No measures, just spectral types added to WDS summary line and notes file.
MzA2019a	S+ -	Maiz Apellaniz, J., Trigueros Paez, E., Negueruela, I., Barba, R.H., Simon-Diaz,	2019A&A...626A..20M
MzA2019a	+not	S., Lorenzo, J., Sota, A., Gamen, R.C., Farina, C., Salas, J., Caballero, J.A.,
MzA2019a		Morrell, N.I., Pellerin, A., Alfaro, E.J., Herrero, A., Arias, J.I. & Marco, A.
MzA2019a		A&A 626, 20, 2019
MzA2019a		T corrected in MzA2020a. P code added to measure.
MzA2019b	orb+-	Maiz Apellaniz, J.	2019A&A...630A.119M
MzA2019b	+not	A&A 630, 119, 2019
MzA2020a	S+ -	Maiz Apellaniz, J., Trigueros Paez, E., Negueruela, I., Barba, R.H., Simon-Diaz,	2020A&A...639C...1M
MzA2020a	+not	S., Lorenzo, J., Sota, A., Gamen, R.C., Farina, C., Salas, J., Caballero, J.A.,
MzA2020a		Morrell, N.I., Pellerin, A., Alfaro, E.J., Herrero, A., Arias, J.I. & Marco, A.
MzA2020a		A&A 639, C1, 2020
MzA2021	S+ -	Maiz Apellaniz, J., Barba, R.H., Farina, C., Sota, A., Pantaleoni Gonzalez, M.,	2021A&A...646A..11M
MzA2021	+not	Holgado, G., Negueruela, I. & Simon-Diaz, S.
MzA2021		A&A 646, A11, 2021

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
20325+4114	MZA 40	AB	2018	4	277	2.2	11.40	16.00	O7Ib	R	203231.53+411408.2

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

WDS 20325+4114 MZA 40 AB : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 20325+4114 MZA 40 AB : MEASURES

No records found.

WDS 20325+4114 : VIRTUAL EYEPIECE

Click on the map to see the double of your interest.
Pass over with the mouse cursor to display the catalog designation.

WDS 20325+4114 : ALADIN DSS IMAGE @ 20^h 32^m 31.53^s +41° 14' 08.2"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 20325+4114 MZA 40 AB : NEIGHBORHOODS

Click on the map to see the double of your interest.
Pass over with the mouse cursor to display the catalog designation.

Show	name	coord_2000	discov#	comp	pa	sep	dist(')
Show		20325+4114	CAN 11	Aa,Ab	283	0.8
Show		20325+4114	MZA 40	AB	277	2.2
Show		20325+4114	CAN 11	AC	176	1.3
Show		20325+4114	CAN 11	AD	104	3.7
Show		20325+4114	CAN 11	AE	195	5.3
Show		20325+4114	CAN 11	AF	179	5.9
Show		20327+4114	CAN 5	Aa,Ab	284	0.1	2
Show		20327+4114	CAN 78	AB	270	1.1	2
Show		20328+4115	CNT 8		355	4.8	4
Show		20324+4118	HER 3	AB	55	0.9	5
Show		20324+4118	MZA 25	AC	324	20.5	5
Show		20324+4118	MZA 25	AD	226	5.5	5
Show		20324+4118	CIA 33	Aa,Ab	107	0.0	5
Show		20324+4118	CIA 33	Aa,Ac	275	0.0	5
Show		20330+4118	CAN 44	AB	158	2.9	7
Show		20330+4118	CAN 44	AC	191	5.2	7
Show		20330+4118	CAN 44	AD	229	6.5	7
Show		20330+4118	CAN 44	AE	71	6.7	7
Show		20330+4118	CAN 44	AF	27	9.1	7
Show		20330+4118	CAN 44	AG	44	10.1	7
Show		20330+4118	CAN 44	AH	254	11.5	7
Show		20330+4118	CAN 44	AI	120	12.9	7
Show		20330+4118	CAN 44	AJ	205	14.8	7
Show		20331+4113	WSI 66	AB	146	1.5	8
Show		20331+4113	MZA 26	AC	152	20.4	8
Show		20331+4113	MZA 26	Ba,Bb	182	0.2	8
Show		20331+4113	CAN 46	AJ	113	5.2	8
Show		20331+4113	CAN 46	AK	148	6.3	8
Show		20331+4113	CAN 46	AL	76	7.6	8
Show		20331+4113	CAN 46	AM	9	9.3	8
Show		20331+4113	CAN 46	AN	202	9.4	8
Show		20331+4113	CAN 46	AO	345	9.9	8
Show		20331+4113	CAN 46	AP	158	10.8	8
Show		20331+4113	CAN 46	AQ	312	13.1	8
Show		20331+4113	CAN 46	AR	13	13.2	8
Show		20331+4113	MZA 26	EF	190	1.8	8
Show		20331+4113	MZA 26	CE	218	2.8	8
Show		20331+4113	MZA 26	CG	32	3.9	8
Show		20331+4113	MZA 26	CI	59	10.5	8
Show		20331+4113	MZA 26	CD	31	11.2	8
Show		20331+4113	MZA 26	CH	102	7.9	8
Show		20331+4113	CAN 46	CJ	344	16.7	8
Show		20331+4113	CAN 46	CK	335	14.1	8
Show		20331+4113	CAN 46	CN	305	16.0	8
Show		20331+4113	CAN 46	CP	327	9.7	8
Show		20331+4113	CAN 46	CS	205	2.6	8
Show		20331+4113	CAN 46	CT	308	3.7	8
Show		20331+4113	CAN 46	CU	292	4.1	8
Show		20331+4113	CAN 46	CV	14	4.4	8
Show		20331+4113	CAN 46	CW	207	4.5	8
Show		20331+4113	CAN 46	CX	79	5.4	8

WDS 20325+4114 : COMPONENTS

	A	Ab	B	C	D	E
Ab	pa=286.6° sep=0.59"
B	pa=278.9° sep=1.68"	pa=274.8° sep=1.10"
C	pa=176.7° sep=1.28"	pa=156.1° sep=1.58"	pa=131.5° sep=2.32"
D	pa=108.1° sep=2.81"	pa=107.8° sep=3.40"	pa=104.6° sep=4.48"	pa=81.2° sep=2.63"
E	pa=191.5° sep=5.18"	pa=185.1° sep=5.27"	pa=173.3° sep=5.37"	pa=196.2° sep=3.96"	pa=221.4° sep=5.60"
F	pa=179.5° sep=5.89"	pa=174.2° sep=6.09"	pa=164.5° sep=6.38"	pa=180.3° sep=4.61"	pa=207.6° sep=5.66"	pa=127.0° sep=1.35"

20325+4114 A

Coord arcsec 2000	203231.53+411408.2		Mag	11.4		Spectral class	O7Ib (blue)		PmRA	-2.00
PmDE	-3.0

20325+4114 Ab

Coord arcsec 2000

203231.48+411408.4

Mag

11.4

Calc delta mag

4.7

Calc coord

yes

20325+4114 B

Coord arcsec 2000

203231.38+411408.5

Mag

Calc delta mag

9.3

Calc coord

yes

20325+4114 C

Coord arcsec 2000

203231.54+411406.9

Mag

14.3

Calc delta mag

7.6

Calc coord

yes

20325+4114 D

Coord arcsec 2000

203231.77+411407.3

Mag

15.7

Calc delta mag

Calc coord

yes

20325+4114 E

Coord arcsec 2000

203231.44+411403.1

Mag

12.8

Calc delta mag

6.1

Calc coord

yes

20325+4114 F

Coord arcsec 2000

203231.53+411402.3

Mag

15.3

Calc delta mag

8.6

Calc coord

yes