20174-4004 WG 252

20^h 17^m 26.60^s -40° 03' 42.4" P.A. 99.00 sep 3.3 mag 12.00,12.00

Coord 2000	20174-4004	Discov num	WG 252	Comp		Coord arcsec 2000	20 17 26.60 -40 03 42.4
Date first	1904	Date last	2016	Obs	6
Pa first	96	Pa last	99.3	P.A. Now (θ)	99.3°
Sep first	3.8	Sep last	3.334	Sep. Now (ρ)	3.334"
Mag pri	12.00	Mag sec	12.00	delta mag (ΔM)	0	Spectral class
Pri motion ra	-044	Sec motion ra	-011
Pri motion dec	-018	Sec motion dec	-023
Notes

rPM=0.702

Nature of this double is uncertain.

OTHER CATALOGS AND DESIGNATIONS

Constellation

Sagittarius

Gaia DR2

6692600220257569536

WDS 20174-4004 WG 252 : NOTES

No records found.

REFERENCES

refcode	metd	author	reference
Wg_1911a	Ma -	Wrigley, R.W.	1911MNRAS..71..479W
Wg_1911a		MNRAS 71, 479, 1911
Wg_1911	Pa j	Wrigley, R.W.	1911MNRAS..72...34W
Wg_1911		MNRAS 72, 34, 1911

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
20174-4004	WG 252		1999	2	100	3.3	12.00	12.00		D	201726.60-400342.4
20174-4004	WG 252		2015	4	99	3.3	12.00	12.00			201726.60-400342.4
20174-4004	WG 252		2016	6	99	3.3	12.00	12.00			201726.60-400342.4

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WDS 20174-4004 WG 252 : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 20174-4004 WG 252 : MEASURES

No records found.

WDS 20174-4004 : VIRTUAL EYEPIECE

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WDS 20174-4004 : ALADIN DSS IMAGE @ 20^h 17^m 26.60^s -40° 03' 42.4"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 20174-4004 WG 252 : 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		20174-4004	WG 252		99	3.3	1
Show		20178-4011	DUN 230		117	9.7	9
Show		20185-4000	B 474	AB	28	3.3	13
Show		20185-4000	WG 254	AC	20	14.3	13
Show		20187-3932	UC 4143		351	60.9	36
Show		20174-3926	UC 4138		291	62.0	38
Show		20190-4037	KPP2109		91	17.1	38
Show		20199-3938	UC 4148		227	39.2	39
Show		20148-3936	CRU9012		115	17.1	41
Show		20134-3927	TDT2102		269	0.5	60
Show		20123-3956	WG 251		306	9.6	60
Show		20140-4053	SKF1163		12	8.5	64
Show		20235-4044	WG 255		33	5.3	80
Show		20243-3944	HDS2917		204	12.3	81
Show		20112-3926	HDS2878		37	0.3	82
Show		20166-3841	KPP1571		71	11.9	84
Show		20247-4019	KPP 968		335	7.9	85
Show		20125-4130	RST2136		48	0.6	104
Show		20266-3955	SCT 2		319	28.4	107
Show		20108-3845	YMG 90		343	1.4	111
Show		20079-3951	CRU9011	AB	185	82.5	111
Show		20079-3951	CRU9011	AC	96	80.1	111
Show		20079-3952	UC 4093		108	23.5	111
Show		20092-4105	GRV1264		114	1.9	113
Show		20134-3821	B 472		24	1.0	113
Show		20081-3929	RST2134		50	0.3	113
Show		20123-3826	SKF2085		2	18.8	115
Show		20217-3813	KPP 471		209	3.7	122
Show		20276-4038	RSS 547		12	10.0	122
Show		20118-3825	TOK 904		315	4.2	124
Show		20272-3913	RST2140		47	1.8	124
Show		20068-4031	WG 250		330	16.7	126
Show		20090-3843	SEE 407		259	3.3	127
Show		20225-4203	HJ 5190	AB	312	40.0	133
Show		20225-4203	HJ 5190	AC	283	56.8	133
Show		20276-4110	UC 4190		62	27.4	134
Show		20296-4000	UC 4200		302	40.7	140
Show		20055-4034	UC 4080		89	18.9	141
Show		20200-3745	TVB 313		267	2.5	142
Show		20056-4048	UC 4083		34	47.0	143
Show		20168-3733	B 473		183	2.4	151
Show		20055-4109	UC 4081		352	14.1	151
Show		20064-3829	RST2132		119	0.4	159
Show		20239-4225	BU 763	AB	180	0.5	160
Show		20239-4225	I 1626	AC	268	18.6	160
Show		20239-4225	SEE 511	AD	219	29.8	160
Show		20061-4138	CBL 177		9	23.7	160
Show		20076-4200	RSS 541		318	10.0	162
Show		20240-4231	DON 984		258	0.9	166
Show		20314-3907	HJ 5203		114	10.1	171
Show		20027-3939	RST2131		301	0.5	172

WDS 20174-4004 : COMPONENTS

	A
B	pa=102.1° sep=2.58"

20174-4004 A

Componente originario normalizzato	AB		Coord arcsec 2000	201726.60-400342.4		Mag	12		PmRA	-44.00
PmDE	-18.0

20174-4004 B

Componente originario normalizzato	AB		Coord arcsec 2000	201726.82-400342.9		Mag	12		PmRA	-11.00
PmDE	-23.0		Calc coord	yes