21048-4650 NSN 454

21^h 04^m 47.84^s -46° 50' 20.4" P.A. 7.00 sep 9.1 mag 16.13,16.97

Coord 2000	21048-4650	Discov num	NSN 454	Comp		Coord arcsec 2000	21 04 47.84 -46 50 20.4
Date first	1987	Date last	2016	Obs	6
Pa first	9	Pa last	7.2	P.A. Now (θ)	7.2°
Sep first	9.5	Sep last	9.13	Sep. Now (ρ)	9.13"
Mag pri	16.13	Mag sec	16.97	delta mag (ΔM)	0.84	Spectral class
Pri motion ra	-062	Sec motion ra	-064
Pri motion dec	-142	Sec motion dec	-144
Notes	T (Parallax indicates physical)

rPM=0.018 (< 0.3, Physical double)

This double is physical.

OTHER CATALOGS AND DESIGNATIONS

Constellation

Indus

WDS 21048-4650 NSN 454 : NOTES

No records found.

REFERENCES

refcode	metd	author	reference
Nsn2013	M+ w	Nanson, J., McGaughey, S. & Armstrong, J.D.	2013JDSO....9..267N
Nsn2013	+C	JDSO 9, 267, 2013
Nsn2014	C u	Nanson, J. & Smith, S.C.	2014JDSO...10..139N
Nsn2014		JDSO 10, 139, 2014
Nsn2015	C -	Nanson, J., Smith, S.C. & Thuemen, C.	2015JDSO...11...12N
Nsn2015		JDSO 11, 12, 2015
Nsn2016	not -	Nanson, J.	...................
Nsn2016		private communication, 2016
Nsn2016b	C j	Nanson, J. & Knapp, W.R.A.	2016JDSO...12..450N
Nsn2016b		JDSO 12, 450, 2016
Nsn2016c	not -	Nanson, J.	2016JDSO...12..573N
Nsn2016c		JDSO 12, 573, 2016
Nsn2017a	not -	Nanson, J.	...................
Nsn2017a		private communication, 2017
Nsn2017b	not -	Nanson, J.	...................
Nsn2017b		private communication, 2017
Nsn2017c	C j	Nanson, J. & Knapp, W.R.A.	2017JDSO...13..299N
Nsn2017c	+E+	JDSO 13, 299, 2017
Nsn2017c	+Hg
Nsn2017d	not -	Nanson, J.	...................
Nsn2017d		private communication, 2017
Nsn2017e	not -	Nanson, J. & Knapp, W.	...................
Nsn2017e		private communication, 2017
Nsn2018a	Hg j	Nanson, J.	...................
Nsn2018a		private communication, 2018 (15 February 2018 email)

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
21048-4650	NSN 454		2015	5	7	9.1	16.13	16.97		T	210447.84-465020.4
21048-4650	NSN 454		2016	6	7	9.1	16.13	16.97		T	210447.84-465020.4

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WDS 21048-4650 NSN 454 : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 21048-4650 NSN 454 : MEASURES

No records found.

WDS 21048-4650 : VIRTUAL EYEPIECE

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Pass over with the mouse cursor to display the catalog designation.

WDS 21048-4650 : ALADIN DSS IMAGE @ 21^h 04^m 47.84^s -46° 50' 20.4"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 21048-4650 NSN 454 : 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		21048-4650	NSN 454		7	9.1
Show		21030-4643	SKF1099		137	6.0	20
Show		21045-4615	TOK 35		202	39.9	36
Show		21064-4548	HU 1333		319	1.7	65
Show		21041-4758	I 130		319	3.3	68
Show		20596-4746	I 1431			0.5	77
Show		21083-4813	TDT2780		89	1.7	90
Show		21092-4529	TDT2787		77	0.5	94
Show		20591-4806	RST3273		49	1.0	95
Show		21081-4520	I 1434		335	0.8	97
Show		21004-4519	HU 1533		51	4.3	103
Show		20548-4636	I 1429	AB	147	1.1	104
Show		20545-4627	B 508		281	2.3	109
Show		21146-4737	KPP1790		240	13.9	111
Show		21081-4505	BVD 133		246	21.1	112
Show		21152-4612	KPP3079		70	10.1	115
Show		20531-4637	SKF1168		231	16.9	121
Show		21165-4734	KPP4231		162	2.2	128
Show		21050-4441	KPP3080		169	8.6	129
Show		21079-4856	RST5477		142	15.3	130
Show		21101-4851	HJ 5247		187	28.4	132
Show		21076-4901	TDT2771		161	0.9	134
Show		21063-4904	TDT2749		130	2.1	135
Show		20568-4840	HU 1332		85	3.7	137
Show		21011-4907	SKF 765		340	64.3	142
Show		21017-4431	TOK 800		210	0.5	143
Show		20568-4452	HDS2984		239	0.8	146
Show		21008-4429	TDT2693		106	1.8	148
Show		21193-4703	HJ 5259	AB	121	26.6	150
Show		21193-4703	ARY 104	AC	264	45.2	150
Show		20533-4519	SKF1169		224	95.9	151
Show		21011-4426	HJ 5238		192	36.9	151
Show		20571-4439	LDS 729		106	220.3	154
Show		20529-4826	CPO9297		304	3.4	154
Show		20495-4649	HU 1331		194	0.9	158
Show		21205-4732	RST1087		142	0.3	165
Show		21150-4906	I 1437		348	1.1	171
Show		21050-4357	UC 4373		126	45.6	174
Show		21136-4423	KPP 604		86	5.6	174
Show		20555-4426	I 1430		29	1.4	174
Show		20485-4750	TDT2554		162	2.3	176
Show		20533-4906	TDT2608		172	1.1	178
Show		21217-4607	HDS3041		42	0.3	180
Show		21176-4445	TSN 197		358	0.8	184
Show		21226-4639	SKF1171		249	6.5	184
Show		20578-4402	DON 995		252	2.0	185
Show		20469-4730	UC 4285		90	20.0	187
Show		20465-4639	LDS 721		215	6.7	189
Show		20534-4923	SHY 784	AB	134	348.4	191
Show		20534-4923	SHY 784	BC	147	2.8	192
Show		21188-4901	TDT2897		165	1.9	192

WDS 21048-4650 : COMPONENTS

	A
B	pa=4.9° sep=9.09"

21048-4650 A

Componente originario normalizzato	AB		Coord arcsec 2000	210447.84-465020.4		Mag	16.13		PmRA	-62.00
PmDE	-142.0

21048-4650 B

Componente originario normalizzato	AB		Coord arcsec 2000	210447.92-465011.3		Mag	16.97		PmRA	-64.00
PmDE	-144.0		Calc delta mag	0.84		Calc coord	yes