20474-0359 TDT 2540

20^h 47^m 24.41^s -03° 59' 15.3" P.A. 63.00 sep 0.6 mag 11.89,11.95

Coord 2000	20474-0359	Discov num	TDT2540	Comp		Coord arcsec 2000	20 47 24.41 -03 59 15.3
Date first	1991	Date last	1991	Obs	1
Pa first	63	Pa last	63.4	P.A. Now (θ)	63.4°
Sep first	0.6	Sep last	0.64	Sep. Now (ρ)	0.64"
Mag pri	11.89	Mag sec	11.95	delta mag (ΔM)	0.06	Spectral class
Pri motion ra	+022	Sec motion ra	+022
Pri motion dec	-003	Sec motion dec	-003
Notes

Nature of this double is uncertain.

OTHER CATALOGS AND DESIGNATIONS

Constellation

Aquarius

Tycho2

5186-01068-1

Gaia DR2

6914817876781837568

WDS 20474-0359 TDT 2540 : NOTES

No records found.

REFERENCES

No records found.

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
20474-0359	TDT2540		1991	1	63	0.6	11.89	11.95			204724.41-035915.3

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WDS 20474-0359 TDT 2540 : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 20474-0359 TDT 2540 : MEASURES

No records found.

WDS 20474-0359 : VIRTUAL EYEPIECE

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WDS 20474-0359 : ALADIN DSS IMAGE @ 20^h 47^m 24.41^s -03° 59' 15.3"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 20474-0359 TDT 2540 : 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		20474-0359	TDT2540		63	0.6	1
Show		20473-0408	LDS4858		11	17.3	9
Show		20481-0410	J 1710		205	8.5	13
Show		20469-0417	J 1709		216	8.3	20
Show		20456-0426	OCC9021		273	0.0	39
Show		20455-0332	AHD 29		137	20.9	40
Show		20452-0331	AHD 28		307	37.4	44
Show		20512-0401	UC 4308		49	15.9	57
Show		20481-0302	A 174		357	0.6	58
Show		20458-0454	UC 4282	AB	209	41.1	60
Show		20492-0302	RST4682		2	0.9	64
Show		20463-0258	LDS 724		135	74.9	64
Show		20482-0255	TDT2549		181	2.0	65
Show		20428-0418	UC 4265		32	50.1	72
Show		20423-0344	KPP 476		141	3.9	79
Show		20523-0324	CVR 876		284	10.8	82
Show		20421-0336	RST4677		122	4.4	83
Show		20424-0323	RST4678		349	2.8	83
Show		20447-0511	HJ 924		85	8.1	84
Show		20525-0438	TDS1106		252	1.4	86
Show		20453-0239	BRT 506		277	4.1	87
Show		20417-0424	BU 267		237	1.9	89
Show		20468-0527	KPP 478		273	3.8	89
Show		20418-0430	HJ 921		220	9.4	90
Show		20494-0235	WRH 14		193	2.2	91
Show		20531-0450	GWP3010		318	68.5	99
Show		20507-0529	BRT 507		69	9.2	102
Show		20419-0458	RST4676		188	0.3	102
Show		20539-0323	RST4686		104	0.4	104
Show		20405-0349	RST4674		118	5.1	104
Show		20489-0214	HO 142	AB	8	1.0	108
Show		20489-0214	HO 142	AC	290	21.3	108
Show		20425-0233	WRH 13		101	1.8	114
Show		20514-0538	STF2729	AB	35	0.7	116
Show		20514-0538	STF2729	AC	311	74.3	116
Show		20514-0538	STF2729	AD	324	137.3	116
Show		20532-0240	BRT 508		208	8.2	117
Show		20482-0601	TOK 341		261	391.4	123
Show		20534-0227	BRT 509	AB	127	5.0	129
Show		20439-0557	RST4679		356	0.3	130
Show		20532-0221	JNN 126		327	0.1	132
Show		20498-0146	TDT2566		247	0.8	138
Show		20556-0250	J 1713		327	9.0	138
Show		20559-0504	HJ 5514	AB	113	19.5	143
Show		20559-0504	HJ 5514	AC	4	7.6	143
Show		20450-0140	LDS 722		266	25.1	143
Show		20562-0459	BRT 510		314	4.8	144
Show		20402-0222	KPP4209	AB	250	2.2	146
Show		20568-0449	LDS6420		309	15.1	150
Show		20411-0201	GWP2983		178	12.8	152
Show		20411-0558	BAR9004		266	3.2	152

WDS 20474-0359 : COMPONENTS

	A
B	pa=63.3° sep=0.64"

20474-0359 A

Componente originario normalizzato	AB		Coord arcsec 2000	204724.41-035915.3		Mag	11.89		PmRA	22.00
PmDE	-3.0		Tycho2	5186-01068-1

Tycho2

Tycho2	5186-01068-1	Pflag		RAmdeg	311.85176154	DEmdeg	-3.98754946
PmRA	21.8	PmDE	-3.0	E RAmdeg	26	E DEmdeg	42
E pmRA	2.1	E pmDE	2.3	EpRAm	1986.67	EpDEm	1985.22
Num	4	Q RAmdeg	0.5	Q DEmdeg	0.7	Q pmRA	0.5
Q pmDE	0.7	BTmag	11.678	E BTmag	0.064	VTmag	11.165
E VTmag	0.067	Prox	999	TYC	T	HIP
CCDM		RAdeg	311.85171361	DEdeg	-3.98753556	EpRA 1990	1.68
EpDE 1990	1.15	E RAdeg	32.8	E DEdeg	49.0	Posflg
Corr	-0.1

20474-0359 B

Componente originario normalizzato	AB		Coord arcsec 2000	204724.45-035915.0		Mag	11.95		PmRA	22.00
PmDE	-3.0		Calc delta mag	0.06		Calc coord	yes