20401-3920 SEE 422

20^h 36^m 20.06^s -39° 14' 06.3" P.A. 242.00 sep 20.9 mag 9.36,13.80 Sp F4V dist. 108.81 pc (354.94 l.y.)

Coord 2000	20401-3920	Discov num	SEE 422	Comp		Coord arcsec 2000	20 36 20.06 -39 14 06.3
Date first	1897	Date last	2015	Obs	5
Pa first	242	Pa last	241.8	P.A. Now (θ)	241.8°
Sep first	18.8	Sep last	20.862	Sep. Now (ρ)	20.862"
Mag pri	9.36	Mag sec	13.80	delta mag (ΔM)	4.44	Spectral class	F4V (yellow-white)
Pri motion ra	+024	Sec motion ra	+005
Pri motion dec	-021	Sec motion dec	-029
Notes

rPM=0.646

Nature of this double is uncertain.

OTHER CATALOGS AND DESIGNATIONS

Constellation	Microscopium	SAO	212273	HIP	101650	Tycho2	7950-01318-1
Gaia DR2	6681612766200485248	HD	196048	CD	CD-3913882	CP	CP-39 8728
Distance	108.81	Distance ly	354.94

WDS 20401-3920 SEE 422 : NOTES

No records found.

DISCOVERER

discov	author
SEE	See, T.J.J.

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	dm_number	notes	coord_arcsec_2000
20401-3920	SEE 422		1897	1	242	18.8	8.90	14.00	K3III	-3913909		204008.46-391951.2
20401-3920	SEE 422		1998	3	242	20.9	9.36	13.80	F4V	-3913882		203620.06-391406.3
20401-3920	SEE 422		2010	4	242	20.6	9.36	13.80	F4V	-3913882		203620.06-391406.3
20401-3920	SEE 422		2015	5	242	20.9	9.36	13.80	F4V	-3913882		203620.06-391406.3

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

WDS 20401-3920 SEE 422 : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 20401-3920 SEE 422 : MEASURES

No records found.

WDS 20401-3920 : VIRTUAL EYEPIECE

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WDS 20401-3920 : ALADIN DSS IMAGE @ 20^h 36^m 20.06^s -39° 14' 06.3"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 20401-3920 SEE 422 : 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		20401-3920	SEE 422		242	20.9	0
Show		20360-3934	UC 4228		177	45.9	21
Show		20392-3945	UC 4244		129	43.9	46
Show		20348-3957	WG 258		239	8.5	48
Show		20320-3925	B 489	AB	277	2.1	52
Show		20320-3925	WG 257	AC	238	24.5	52
Show		20314-3907	HJ 5203		114	10.1	59
Show		20361-3814	HJ 5208		277	9.2	61
Show		20353-4017	SEE 421	AB	7	14.7	65
Show		20353-4017	KPP4396	AC	51	4.2	65
Show		20419-3853	TOI2247		347	0.3	69
Show		20404-4012	WG 260		31	6.2	79
Show		20435-3905	TDT2501		52	0.5	84
Show		20436-3912	TDT2502		230	0.7	85
Show		20338-4033	JC 18	AB	224	4.4	85
Show		20338-4033	JC 18	AC	145	108.0	85
Show		20433-3945	WG 262		199	3.3	86
Show		20296-4000	UC 4200		302	40.7	91
Show		20442-3914	WSP 7	AB	229	4.5	92
Show		20442-3914	WSP 7	AC	137	14.3	92
Show		20272-3913	RST2140		47	1.8	106
Show		20319-4054	GLI 259	AB	159	4.1	113
Show		20319-4054	I 1627	AC	346	17.6	113
Show		20337-4104	B 490		64	1.2	114
Show		20266-3955	SCT 2		319	28.4	120
Show		20452-4017	CRU9013	AB	101	70.2	121
Show		20452-4017	DAM 815	AC	180	19.5	121
Show		20369-3713	KPP1356		244	10.2	122
Show		20400-4109	UC 4250		315	28.8	122
Show		20318-3723	RST3262		67	3.4	124
Show		20364-3706	B 2888		259	13.3	128
Show		20331-4116	BRT1111		162	4.3	128
Show		20276-4038	RSS 547		12	10.0	131
Show		20291-3732	B 486		184	0.3	133
Show		20392-4131	KPP1483		59	11.1	141
Show		20243-3944	HDS2917		204	12.3	144
Show		20457-3736	HJ 5216		22	15.6	147
Show		20247-4019	KPP 968		335	7.9	149
Show		20276-4110	UC 4190		62	27.4	153
Show		20360-4147	AOT 84		137	18.9	154
Show		20338-3643	HDS2939		160	0.3	154
Show		20497-3921	B 502		113	1.3	156
Show		20269-3724	R 321		123	1.6	157
Show		20492-4012	TSN 194		187	0.0	159
Show		20501-3943	R 326		293	40.3	162
Show		20503-3839	B 503		116	2.5	168
Show		20381-3627	KPP3107		325	6.6	169
Show		20374-4202	CPO 89	AB	284	16.0	169
Show		20374-4202	GKM9459	Aa,Ab	147	0.4	169
Show		20235-4044	WG 255		33	5.3	173
Show		20448-3653	UC 4278		250	22.0	174

WDS 20401-3920 : COMPONENTS

	A
B	pa=241.8° sep=20.86"

20401-3920 A

Coord arcsec 2000	203620.06-391406.3	Mag	9.36	Spectral class	F4V (yellow-white)	PmRA	24.00
PmDE	-21.0	SAO	212273	HIP	101650	Tycho2	7950-01318-1
HD	196048	CD	CD-3913882	CP	CP-39 8728

Tycho2

Tycho2	7950-01318-1	Pflag		RAmdeg	309.08359953	DEmdeg	-39.23508988
PmRA	27.2	PmDE	-23.6	E RAmdeg	12	E DEmdeg	13
E pmRA	1.3	E pmDE	1.2	EpRAm	1990.05	EpDEm	1988.52
Num	11	Q RAmdeg	1.0	Q DEmdeg	0.5	Q pmRA	1.0
Q pmDE	0.5	BTmag	9.847	E BTmag	0.025	VTmag	9.370
E VTmag	0.020	Prox	999	TYC	T	HIP	101650
CCDM		RAdeg	309.08351833	DEdeg	-39.23503500	EpRA 1990	1.68
EpDE 1990	1.56	E RAdeg	12.2	E DEdeg	13.6	Posflg
Corr	-0.1

SAO

SAO	212273	DelFlag		RA1950		PmRA1950	0.0017
DE1950		PmDE1950	-0.065	Vmag	9.3	SpType	F8
Double code		Source	41	CatNum	10674	DM	CD-3913882
DMcomp		BDsup		HD	196048	M HD	0
GC		RA1950rad	5.38022625	DE1950rad	-0.68781598	PmRA2000	0.0018
PmDE2000	-0.067

Hipparcos

Catalog	H	HIP	101650	Proxy		RAhms	20 36 20.04
DEdms	-39 14 06.1	Vmag	9.33	VarFlag		R Vmag	H
RAdeg	309.083	DEdeg	-39.235	AstroRef		Plx	9.02
CCDM	26.01	N CCDM		Nsys		Ncomp	1
MultFlag		Source		Qual		M HIP
Theta		Rho		HD	196048	BD
CD	CD-3913882	CP	CP-39 8728	Dm number	-3913882	VIred	0.56
SpType	F3/F5V	R SpType		Coord arcsec 2000	203620.04-391406.1

Hipparcos 2

HIP	101650	Sn	5	So	0	Nc	1
RArad	5.3945248348	DErad	-0.6847804659	Plx	9.19	PmRA	25.46
PmDE	-23.03	E RArad	0.91	E DErad	0.61	E Plx	1.09
E pmRA	1.33	E pmDE	0.79	Hpmag		E Hpmag	0.0018
SHp	0.015	VA	0	BV	0.435	E BV	0.026
VI	0.5

CCDM

Ccdm	20401-3920	RComp		Comp	A	Note1
Note2		Discov num		DRAs	2.36	DDEs	6.9
R dRAs	10	Year		Theta		Rho
Obs	2	Vmag	8.9	Sp	K2	PmNote	*
PmRA	8	PmDE	-73	Dm number	-3913909	Cat1	CD
Name2	212323	Cat2	SAO	HD	196649	M HD
ADS BDS		M ADS BDS		N IDS		IDS	20336S3941A
HIC	101990

20401-3920 B

Coord arcsec 2000	203618.48-391416.2		Mag	13.8		PmRA	5.00		PmDE	-29.0
Delta magnitude	4.44		Coordinate calculated	yes

CCDM

Ccdm	20401-3920	RComp		Comp	B	Note1
Note2		Discov num	SEE 422	DRAs		DDEs
R dRAs		Year	1897	Theta	242	Rho	18.8
Obs	1	Vmag	14.0	Sp		PmNote
PmRA		PmDE		Dm number		Cat1
Name2		Cat2		HD		M HD
ADS BDS		M ADS BDS		N IDS		IDS	20336S3941B
HIC