20498-0146 TDT 2566

20^h 49^m 46.81^s -01° 46' 11.6" P.A. 247.00 sep 0.8 mag 11.71,12.23

Coord 2000	20498-0146	Discov num	TDT2566	Comp		Coord arcsec 2000	20 49 46.81 -01 46 11.6
Date first	1991	Date last	1991	Obs	1
Pa first	247	Pa last	247.2	P.A. Now (θ)	247.2°
Sep first	0.8	Sep last	0.82	Sep. Now (ρ)	0.82"
Mag pri	11.71	Mag sec	12.23	delta mag (ΔM)	0.52	Spectral class
Pri motion ra	+008	Sec motion ra	+008
Pri motion dec	-010	Sec motion dec	-010
Notes

Nature of this double is uncertain.

OTHER CATALOGS AND DESIGNATIONS

Constellation

Aquarius

Tycho2

5178-01338-1

Gaia DR2

4226684948151913088

WDS 20498-0146 TDT 2566 : 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
20498-0146	TDT2566		1991	1	247	0.8	11.71	12.23			204946.81-014611.6

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WDS 20498-0146 TDT 2566 : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 20498-0146 TDT 2566 : MEASURES

No records found.

WDS 20498-0146 : VIRTUAL EYEPIECE

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WDS 20498-0146 : ALADIN DSS IMAGE @ 20^h 49^m 46.81^s -01° 46' 11.6"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 20498-0146 TDT 2566 : 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		20498-0146	TDT2566		247	0.8	1
Show		20499-0131	RST4684		3	0.3	16
Show		20511-0135	LDS 727		348	15.7	23
Show		20489-0214	HO 142	AB	8	1.0	31
Show		20489-0214	HO 142	AC	290	21.3	31
Show		20494-0235	WRH 14		193	2.2	49
Show		20532-0221	JNN 126		327	0.1	63
Show		20534-0227	BRT 509	AB	127	5.0	69
Show		20450-0140	LDS 722		266	25.1	72
Show		20482-0255	TDT2549		181	2.0	74
Show		20532-0240	BRT 508		208	8.2	75
Show		20492-0302	RST4682		2	0.9	77
Show		20481-0302	A 174		357	0.6	81
Show		20452-0103	LEO 56		278	0.5	82
Show		20453-0239	BRT 506		277	4.1	85
Show		20463-0258	LDS 724		135	74.9	88
Show		20441-0116	GWP2991		16	13.8	91
Show		20565-0134	HJ 927		347	37.7	102
Show		20523-0324	CVR 876		284	10.8	106
Show		20556-0250	J 1713		327	9.0	106
Show		20506+0001	TDT2572		89	0.5	108
Show		20495-0006	BAL 925		175	19.7	112
Show		20539-0323	RST4686		104	0.4	116
Show		20478+0007	SKF2612		63	1.0	118
Show		20472-0006	BAL 924		128	15.4	119
Show		20425-0233	WRH 13		101	1.8	119
Show		20485+0012	UC 4295		196	69.5	120
Show		20455-0332	AHD 29		137	20.9	124
Show		20576-0231	GWP3021		296	8.9	125
Show		20452-0331	AHD 28		307	37.4	126
Show		20508-0020	BAL 926		239	2.4	127
Show		20582-0119	TDT2665		59	0.5	130
Show		20584-0155	TDT2666		62	0.3	130
Show		20411-0201	GWP2983		178	12.8	131
Show		20472+0021	CBL 529		43	49.8	134
Show		20412-0105	STF2706	AB	37	11.1	136
Show		20412-0105	STF2706	AC	318	189.6	136
Show		20512-0401	UC 4308		49	15.9	137
Show		20587-0117	KPP4218		312	9.2	137
Show		20474-0359	TDT2540		63	0.6	138
Show		20591-0215	BAL 260		99	9.3	142
Show		20523-0030	BAL 927		285	4.5	142
Show		20510-0038	J 1711		222	8.4	144
Show		20454+0023	A 876		68	0.6	145
Show		20481-0410	J 1710		205	8.5	146
Show		20473-0408	LDS4858		11	17.3	147
Show		20424-0323	RST4678		349	2.8	147
Show		20551-0018	UC 4325		271	61.6	148
Show		20402-0222	KPP4209	AB	250	2.2	148
Show		20399-0155	UC 4249		339	14.0	149
Show		20514-0041	SKF1771		13	1.2	150

WDS 20498-0146 : COMPONENTS

	A
B	pa=247.2° sep=0.82"

20498-0146 A

Componente originario normalizzato	AB		Coord arcsec 2000	204946.81-014611.6		Mag	11.71		PmRA	8.00
PmDE	-10.0		Tycho2	5178-01338-1

Tycho2

Tycho2	5178-01338-1	Pflag		RAmdeg	312.44495890	DEmdeg	-1.76993320
PmRA	8.1	PmDE	-10.0	E RAmdeg	38	E DEmdeg	50
E pmRA	1.8	E pmDE	1.8	EpRAm	1984.93	EpDEm	1981.33
Num	4	Q RAmdeg	0.1	Q DEmdeg	1.4	Q pmRA	0.1
Q pmDE	1.4	BTmag	12.377	E BTmag	0.141	VTmag	11.235
E VTmag	0.068	Prox	999	TYC	T	HIP
CCDM		RAdeg	312.44494028	DEdeg	-1.76991306	EpRA 1990	1.60
EpDE 1990	1.24	E RAdeg	42.8	E DEdeg	55.6	Posflg
Corr	-0.1

20498-0146 B

Componente originario normalizzato	AB		Coord arcsec 2000	204946.76-014611.9		Mag	12.23		PmRA	8.00
PmDE	-10.0		Calc delta mag	0.52		Calc coord	yes