20319+8350 LOC 456

20^h 31^m 56.92^s +83° 49' 51.0" P.A. 266.00 sep 1.1 mag 17.10,17.80

Coord 2000	20319+8350	Discov num	LOC 456	Comp		Coord arcsec 2000	20 31 56.92 +83 49 51.0
Date first	2015	Date last	2016	Obs	2
Pa first	266	Pa last	265.7	P.A. Now (θ)	265.7°
Sep first	1.1	Sep last	1.121	Sep. Now (ρ)	1.121"
Mag pri	17.10	Mag sec	17.80	delta mag (ΔM)	0.7	Spectral class
Pri motion ra	+046	Sec motion ra	+047
Pri motion dec	+062	Sec motion dec	+060
Notes	V (Proper motion indicates physical)

rPM=0.029 (< 0.3, Physical double)

This double is physical.

OTHER CATALOGS AND DESIGNATIONS

Constellation

Draco

WDS 20319+8350 LOC 456 : NOTES

No records found.

REFERENCES

refcode	metd	author	reference
Loc2013	C -	Locatelli, G.	.
Loc2013		Il Bollettino Delle Stelle Doppie 7, 28, 2013
Loc2014	P -	Locatelli, G.	.
Loc2014	+E2	Il Bollettino Delle Stelle Doppie 8, 36, 2014
Loc2014b	C j	Locatelli, G.	.
Loc2014b		Il Bollettino Delle Stelle Doppie 9, 12, 2014
Loc2014c	C j	Locatelli, G.	.
Loc2014c	+E2	Il Bollettino Delle Stelle Doppie 11, 20, 2014
Loc2014c	+P
Loc2015a	C j	Locatelli, G.	.
Loc2015a	+E2	Il Bollettino Delle Stelle Doppie 12, 10, 2015
Loc2015a	+P
Loc2015b	C j	Locatelli, G.	.
Loc2015b		Il Bollettino Delle Stelle Doppie 13, 11, 2015
Loc2015c	-	Locatelli, G.	.
Loc2015c		Il Bollettino Delle Stelle Doppie 14, 16, 2015
Loc2016	C -	Locatelli, G.	.
Loc2016	+Pp	Il Bollettino Delle Stelle Doppie 16, 9, 2016
Loc2016b	C j	Locatelli, G.	.
Loc2016b		Il Bollettino Delle Stelle Doppie 17, 16, 2016
Loc2016c	C j	Sordiglioni, G., Mantero, A., Locatelli, G. & Galli, G.	.
Loc2016c		Il Bollettino Delle Stelle Doppie 17, 25, 2016
Loc2016d	C j	Locatelli, G.	.
Loc2016d		Il Bollettino Delle Stelle Doppie 19, 4, 2016
Loc2017a	C j	Locatelli, G.	.
Loc2017a		Il Bollettino Delle Stelle Doppie 20, 19, 2017
Loc2017b	C j	Locatelli, G.	2017OED....19...34L
Loc2017b		El Observador de Estrellas Dobles, Issue #19, 34, 2017
Loc2019	Hg j	Locatelli, G.	2019OED....22...27L
Loc2019		El Observador de Estrellas Dobles, Issue #22, 27, 2019
Loc2019b	Hg j	Locatelli, G.	2019OED....23...39L
Loc2019b		El Observador de Estrellas Dobles, Issue #23, 39, 2019
Loc2019b		Note: pairs already in WDS or WDSS not added.
Loc2019c	Hg j	Locatelli, G.	2019OED....23...63L
Loc2019c		El Observador de Estrellas Dobles, Issue #23, 63, 2019
Loc2019c		Note: pairs already in WDS or WDSS not added.

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
20319+8350	LOC 456		2015	1	266	1.1	17.10	17.80		V	203156.92+834951.0
20319+8350	LOC 456		2016	2	266	1.1	17.10	17.80		V	203156.92+834951.0

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

WDS 20319+8350 LOC 456 : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 20319+8350 LOC 456 : MEASURES

No records found.

WDS 20319+8350 : VIRTUAL EYEPIECE

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WDS 20319+8350 : ALADIN DSS IMAGE @ 20^h 31^m 56.92^s +83° 49' 51.0"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 20319+8350 LOC 456 : 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		20319+8350	LOC 456		266	1.1	1
Show		20228+8334	TDT2220		59	0.4	22
Show		20152+8335	UC 4127		43	42.7	32
Show		20178+8314	LOC 442		74	1.5	44
Show		20200+8306	LOC 454		145	7.8	49
Show		20277+8257	MLR 234		94	0.6	53
Show		20345+8254	MLR 235		165	0.8	57
Show		20421+8251	LOC 469		123	1.6	62
Show		20487+8506	LOC 471	AB	331	1.5	80
Show		20406+8227	TDT2464		181	1.3	85
Show		20214+8523	LOC 457		271	1.9	95
Show		20449+8206	LOC 467		231	22.7	107
Show		20167+8156	LOC 441		139	1.0	118
Show		20255+8152	LOC 452		150	1.1	119
Show		20376+8551	LOC 458		163	3.6	122
Show		20507+8552	STF2794		90	17.7	125
Show		20250+8559	LDS1934		10	64.2	130
Show		20282+8125	BUP 211	AB	11	109.5	145
Show		20282+8125	STH 7	AC	282	196.6	145
Show		20465+8118	KPP4213		148	5.2	155
Show		20472+8117	TDT2537		209	1.0	156
Show		20295+8105	BUP 212	BC	293	100.4	162
Show		20165+8109	STT 526		167	1.3	164
Show		20295+8105	STT 593	AB	36	214.4	165
Show		20248+8636	LDS1935		316	14.7	167
Show		20454+8105	LDS1938		321	18.2	168
Show		20236+8647	LOC 459		21	3.3	178
Show		20400+8048	LDS1937		312	6.7	183
Show		20415+8042	LOC 466		26	1.2	190
Show		20397+8030	HDS2946		143	0.2	201
Show		20144+8032	STF2694		345	4.3	201
Show		20477+8016	SKF1250		333	4.3	217
Show		20372+8001	LDS1936		313	40.8	229
Show		20496+8000	TDT2564		256	1.1	234
Show		20423+7915	SKF1247		338	17.3	276
Show		20460+7907	MLR 237	AB	118	3.1	285
Show		20499+7900	LOC 464		336	2.1	293

WDS 20319+8350 : COMPONENTS

	A
B	pa=235.0° sep=0.15"

20319+8350 A

Componente originario normalizzato	AB		Coord arcsec 2000	203156.92+834951.0		Mag	17.1		PmRA	46.00
PmDE	62.0

20319+8350 B

Componente originario normalizzato	AB		Coord arcsec 2000	203156.85+834950.9		Mag	17.8		PmRA	47.00
PmDE	60.0		Calc delta mag	0.7		Calc coord	yes