22470-1919 HDO 172

22^h 47^m 02.98^s -19° 19' 17.9" P.A. 83.00 sep 22.1 mag 9.71,15.20 Sp G1V

Coord 2000	22470-1919	Discov num	HDO 172	Comp		Coord arcsec 2000	22 47 02.98 -19 19 17.9
Date first	1868	Date last	2015	Obs	5
Pa first	90	Pa last	83.2	P.A. Now (θ)	83.2°
Sep first	15.0	Sep last	22.148	Sep. Now (ρ)	22.148"
Mag pri	9.71	Mag sec	15.20	delta mag (ΔM)	5.49	Spectral class	G1V (yellow)
Pri motion ra	-015	Sec motion ra
Pri motion dec	-144	Sec motion dec
Notes

Nature of this double is uncertain.

OTHER CATALOGS AND DESIGNATIONS

Constellation

Aquarius

Tycho2

6390-01151-1

Gaia DR2

2401407165421067776

215654

WDS 22470-1919 HDO 172 : NOTES

No records found.

REFERENCES

refcode	metd	author	reference
HdO1882a	Mb -	Harvard Obs.	1882AnHar..13...17.
HdO1882a		Harvard Ann. 13, 17, 1882
HdO1882b	Ma j	Harvard Obs. (measure by Alden, G.I.)	1882AnHar..13...17.
HdO1882b		Harvard Ann. 13, 17, 1882
HdO1882c	Ma -	Harvard Obs. (measure by Davis, W.M.)	1882AnHar..13...17.
HdO1882c		Harvard Ann. 13, 17, 1882
HdO1906A	Ma -	Harvard Obs.	1906QB821.B972.....
HdO1906A		cited in BDS (Burnham Double Star Cat., 1906)
HdO9999	Ma -	Harvard Obs.	...................
HdO9999		Unpublished, manuscript or reference not found.

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
22470-1919	HDO 172		1868	1	270	15.0	9.71	11.20	G1V		224702.98-191917.9
22470-1919	HDO 172		2000	2	88	21.8	9.71	15.20	G1V		224702.98-191917.9
22470-1919	HDO 172		2010	4	86	22.1	9.71	15.20	G1V		224702.98-191917.9
22470-1919	HDO 172		2015	5	83	22.1	9.71	15.20	G1V		224702.98-191917.9

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

WDS 22470-1919 HDO 172 : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 22470-1919 HDO 172 : MEASURES

No records found.

WDS 22470-1919 : VIRTUAL EYEPIECE

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WDS 22470-1919 : ALADIN DSS IMAGE @ 22^h 47^m 02.98^s -19° 19' 17.9"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 22470-1919 HDO 172 : 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		22470-1919	HDO 172		83	22.1
Show		22449-1903	UC 4806		57	29.0	34
Show		22446-1918	TDT3685		224	7.2	35
Show		22487-5935	TOI 342		227	0.4	54
Show		22492-2016	I 141		322	3.0	65
Show		22468-2029	BHA 53		302	5.6	71
Show		22489-2029	HDS3239		199	0.3	75
Show		22512-1811	GWP3201		82	20.3	91
Show		22526-2004	UC 4838		90	50.4	91
Show		22535-1926	CVR1711		357	4.2	92
Show		22419-1823	GWP3184		23	45.7	93
Show		22405-1929	KPP 848		99	7.2	94
Show		22508-2040	HJ 3146		40	14.6	97
Show		22403-1942	RST3306		232	0.5	99
Show		22400-1912	HJ 3128		228	10.9	100
Show		22519-2034	LDS5984		201	126.8	103
Show		22492-1740	LDS5001		25	4.2	104
Show		22398-1942	HDO 171	BC	264	10.0	106
Show		22461-2104	TDT3699		278	0.6	106
Show		22398-1942	HDO 171	AB	357	66.5	106
Show		22504-1744	DON1038		67	0.4	106
Show		22396-1950	KPP 899		207	7.5	110
Show		22549-1919	HDS3258		159	0.2	112
Show		22512-1742	KPP 619		225	5.7	114
Show		22426-2057	HJ 3135		353	35.5	116
Show		22417-1742	DON1036		282	0.6	125
Show		22455-2123	HDS3230		48	0.0	127
Show		22522-1730	RED 12		358	0.1	132
Show		22558-2018	ARA1243		271	10.1	137
Show		22388-2037	HJ 3126		350	24.9	141
Show		22570-1925	ARA 816		214	5.5	142
Show		22389-2047	UC 4784		23	45.5	146
Show		22369-1900	RST3304		60	0.4	146
Show		22574-1944	BRT1573		301	4.1	147
Show		22555-2046	ARA1594		58	10.6	148
Show		22396-2103	B 572		13	0.4	148
Show		22385-2050	B 1897		355	0.4	151
Show		22532-2123	LDS5985		279	196.6	152
Show		22577-1953	BRT1574		359	4.1	154
Show		22429-1656	RST3308		137	0.9	155
Show		22533-1710	RST3309		316	1.0	157
Show		22579-1950	UC 4852		106	54.0	157
Show		22499-2154	ARA1943		295	11.6	160
Show		22524-2142	BU 177		278	2.9	162
Show		22426-2149	LDS5971		280	16.2	163
Show		22535-1704	GWP3203		183	21.3	164
Show		22353-1911	UC 4773		13	16.6	167
Show		22484-2206	LEO 54		174	1.9	169
Show		22555-2122	UC 4847		340	66.3	171
Show		22447-2208	UC 4804		4	12.1	172
Show		22355-2021	LDS5959	AB	262	243.1	175

WDS 22470-1919 : COMPONENTS

	A
B	pa=82.8° sep=20.92"

22470-1919 A

Componente originario normalizzato	AB	Coord arcsec 2000	224702.98-191917.9	Mag	9.71	Spectral class	G1V (yellow)
PmRA	-15.00	PmDE	-144.0	Tycho2	6390-01151-1	HD	215654
DM	BD-20 6485

Tycho2

Tycho2	6390-01151-1	Pflag		RAmdeg	341.76243940	DEmdeg	-19.32165981
PmRA	-12.9	PmDE	-148.3	E RAmdeg	16	E DEmdeg	20
E pmRA	1.7	E pmDE	2.0	EpRAm	1988.52	EpDEm	1988.40
Num	5	Q RAmdeg	0.8	Q DEmdeg	1.5	Q pmRA	0.8
Q pmDE	1.5	BTmag	10.243	E BTmag	0.034	VTmag	9.708
E VTmag	0.030	Prox	999	TYC	T	HIP
CCDM		RAdeg	341.76247139	DEdeg	-19.32131917	EpRA 1990	1.78
EpDE 1990	1.70	E RAdeg	16.7	E DEdeg	21.5	Posflg
Corr	-0.2

22470-1919 B

Componente originario normalizzato	AB		Coord arcsec 2000	224704.45-191915.3		Mag	15.2		Calc delta mag	5.49
Calc coord	yes