21467-4228 DON 1018

21^h 46^m 42.06^s -42° 27' 30.1" P.A. 82.00 sep 1.6 mag 11.18,12.50

Coord 2000	21467-4228	Discov num	DON1018	Comp		Coord arcsec 2000	21 46 42.06 -42 27 30.1
Date first	1931	Date last	2016	Obs	5
Pa first	84	Pa last	82.2	P.A. Now (θ)	82.2°
Sep first	1.4	Sep last	1.637	Sep. Now (ρ)	1.637"
Mag pri	11.18	Mag sec	12.50	delta mag (ΔM)	1.32	Spectral class
Pri motion ra	+034	Sec motion ra
Pri motion dec	-003	Sec motion dec
Notes	S (Parallax indidates non-physical)

This double is not physical.

OTHER CATALOGS AND DESIGNATIONS

Constellation

Grus

Tycho2

7989-00552-1

Gaia DR2

6566173700370453888

WDS 21467-4228 DON 1018 : NOTES

No records found.

REFERENCES

refcode	metd	author	reference
Don1937	Ma j	Donner, H.F.	1937MmRAS..65...51R
Don1937		MemRAS 65, 51, 1937
Don1955	Ma -	Donner, H.F.	1955POMic..11....1R
Don1955		Pub. Univ. Michigan Obs. 11, 1, 1955
Don1964	Ma j	Donner, H.F.	1964POMic...9...73R
Don1964		Pub. Univ. Michigan Obs. 9, 73, 1964

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
21467-4228	DON1018		1946	3	81	1.5	11.18	12.50			214642.06-422730.1
21467-4228	DON1018		2015	4	82	1.6	11.18	12.50		S	214642.06-422730.1
21467-4228	DON1018		2016	5	82	1.6	11.18	12.50		S	214642.06-422730.1

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

WDS 21467-4228 DON 1018 : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 21467-4228 DON 1018 : MEASURES

No records found.

WDS 21467-4228 : VIRTUAL EYEPIECE

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WDS 21467-4228 : ALADIN DSS IMAGE @ 21^h 46^m 42.06^s -42° 27' 30.1"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 21467-4228 DON 1018 : 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		21467-4228	DON1018		82	1.6	1
Show		21428-4247	DON1015		340	2.1	47
Show		21446-4140	WIS 353		14	14.5	54
Show		21519-4222	B 2898		218	13.7	58
Show		21459-4130	UC 4554	AB	160	53.4	59
Show		21497-4139	TSN 199		303	0.1	60
Show		21492-4133	WTR 1		126	2.7	61
Show		21514-4153	CRU9027	AB	97	99.7	62
Show		21514-4153	CRU9027	AC	171	135.7	62
Show		21433-4327	HDS3095	AB	210	0.4	71
Show		21433-4327	HDS3095	Ba,Bb	281	0.1	71
Show		21522-4151	TDT3206		164	1.0	72
Show		21517-4140	CRU9028		175	104.1	73
Show		21458-4113	SEE 457		234	12.0	75
Show		21421-4131	BRT1122		192	3.5	77
Show		21419-4132	TDT3114		268	0.4	78
Show		21519-4325	SKF 381		32	5.6	81
Show		21399-4159	CRU9025		123	42.5	82
Show		21409-4319	SKF1100		114	5.7	82
Show		21388-4150	CRU9024		36	6.9	96
Show		21429-4100	KPP1166		354	9.1	98
Show		21550-4154	CPO 627		283	5.6	99
Show		21405-4111	CRU9026		29	173.1	104
Show		21560-4234	HJ 5303		55	34.0	104
Show		21509-4052	CRU 2	AB	307	23.2	107
Show		21509-4052	CRU 2	AC	48	58.4	107
Show		21555-4141	DON1019		136	0.8	109
Show		21473-4034	SKF 380		247	7.6	114
Show		21435-4419	DON1016		132	0.4	118
Show		21375-4328	CPO 623		76	5.3	118
Show		21529-4052	I 1447		272	4.1	119
Show		21555-4121	CRU9030		252	47.1	119
Show		21434-4033	CPO 626		154	9.7	121
Show		21387-4103	CRU9023		197	185.1	124
Show		21570-4139	UC 4608		88	17.2	125
Show		21578-4255	DON1020		52	1.7	126
Show		21454-4432	BRT1123		30	5.1	127
Show		21525-4034	CRU9029		68	90.5	131
Show		21544-4410	CBL 185		74	18.0	133
Show		21403-4424	DON1013		261	1.8	136
Show		21579-4327	LDS 766		333	8.9	139
Show		21565-4102	HJ 5305		243	19.7	140
Show		21337-4213	TDT3032		297	5.2	146
Show		22001-4213	SKF1177		38	24.4	150
Show		21358-4400	UC 4504		177	13.9	151
Show		21510-4452	RST5480		6	0.8	153
Show		21479-4500	I 1446		130	0.4	153
Show		21331-4311	UC 4495		33	48.1	156
Show		21364-4041	I 1444		125	0.2	158
Show		21367-4036	RST2181		340	0.3	159
Show		21428-4503	TDT3118		291	0.5	162

WDS 21467-4228 : COMPONENTS

	A
B	pa=79.5° sep=1.22"

21467-4228 A

Componente originario normalizzato	AB		Coord arcsec 2000	214642.06-422730.1		Mag	11.18		PmRA	34.00
PmDE	-3.0		Tycho2	7989-00552-1

Tycho2

Tycho2	7989-00552-1	Pflag		RAmdeg	326.67525197	DEmdeg	-42.45837557
PmRA	33.1	PmDE	-0.4	E RAmdeg	33	E DEmdeg	45
E pmRA	1.7	E pmDE	1.7	EpRAm	1986.56	EpDEm	1980.84
Num	5	Q RAmdeg	1.8	Q DEmdeg	1.5	Q pmRA	1.8
Q pmDE	1.5	BTmag	11.639	E BTmag	0.068	VTmag	11.180
E VTmag	0.075	Prox	593	TYC	T	HIP
CCDM		RAdeg	326.67514500	DEdeg	-42.45837083	EpRA 1990	1.67
EpDE 1990	1.21	E RAdeg	35.5	E DEdeg	51.5	Posflg
Corr	0.0

21467-4228 B

Componente originario normalizzato	AB		Coord arcsec 2000	214642.17-422729.9		Mag	12.5		Calc delta mag	1.32
Calc coord	yes