20178+8314 LOC 442

20^h 17^m 46.61^s +83° 14' 05.8" P.A. 74.00 sep 1.5 mag 15.40,15.60

Coord 2000	20178+8314	Discov num	LOC 442	Comp		Coord arcsec 2000	20 17 46.61 +83 14 05.8
Date first	2015	Date last	2016	Obs	2
Pa first	74	Pa last	73.5	P.A. Now (θ)	73.5°
Sep first	1.5	Sep last	1.466	Sep. Now (ρ)	1.466"
Mag pri	15.40	Mag sec	15.60	delta mag (ΔM)	0.2	Spectral class
Pri motion ra	+048	Sec motion ra	+047
Pri motion dec	+030	Sec motion dec	+030
Notes	V (Proper motion indicates physical)

rPM=0.018 (< 0.3, Physical double)

This double is physical.

OTHER CATALOGS AND DESIGNATIONS

Constellation

Draco

WDS 20178+8314 LOC 442 : 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
20178+8314	LOC 442		2015	1	74	1.5	15.40	15.60		V	201746.61+831405.8
20178+8314	LOC 442		2016	2	74	1.5	15.40	15.60		V	201746.61+831405.8

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WDS 20178+8314 LOC 442 : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 20178+8314 LOC 442 : MEASURES

No records found.

WDS 20178+8314 : VIRTUAL EYEPIECE

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WDS 20178+8314 : ALADIN DSS IMAGE @ 20^h 17^m 46.61^s +83° 14' 05.8"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 20178+8314 LOC 442 : 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		20178+8314	LOC 442		74	1.5
Show		20200+8306	LOC 454		145	7.8	10
Show		20152+8335	UC 4127		43	42.7	22
Show		20228+8334	TDT2220		59	0.4	22
Show		20277+8257	MLR 234		94	0.6	25
Show		20077+8336	LOC 443		8	1.4	29
Show		19589+8325	HDS2845		187	0.7	35
Show		20345+8254	MLR 235		165	0.8	37
Show		20319+8350	LOC 456		266	1.1	44
Show		20167+8156	LOC 441		139	1.0	78
Show		20255+8152	LOC 452		150	1.1	84
Show		20015+8447	LOC 445		183	45.6	97
Show		20079+8454	UC 4092		163	45.7	102
Show		19593+8138	MLR 231		242	0.3	103
Show		20108+8127	LOC 440		158	1.4	109
Show		20084+8127	HU 957		144	4.9	109
Show		20282+8125	BUP 211	AB	11	109.5	111
Show		20282+8125	STH 7	AC	282	196.6	111
Show		20086+8507	WSI 109	AB	175	0.1	115
Show		20086+8507	RAO 21	AC	71	1.2	115
Show		20040+8513	LOC 444	AB	296	20.0	121
Show		20094+8114	LOC 439		78	3.9	121
Show		20165+8109	STT 526		167	1.3	126
Show		20295+8105	BUP 212	BC	293	100.4	129
Show		20214+8523	LOC 457		271	1.9	130
Show		20295+8105	STT 593	AB	36	214.4	131
Show		20032+8529	TDT1938		356	0.5	137
Show		20376+8551	LOC 458		163	3.6	160
Show		20144+8032	STF2694		345	4.3	163
Show		20250+8559	LDS1934		10	64.2	166
Show		20016+8625	LOC 448		341	2.0	192
Show		20372+8001	LDS1936		313	40.8	198
Show		19589+8000	LOC 424		204	4.8	198
Show		20025+8635	LOC 446		333	2.3	203
Show		20248+8636	LDS1935		316	14.7	203
Show		20236+8647	LOC 459		21	3.3	214
Show		19593+7941	TDT1902		119	0.6	218
Show		20119+7847	LOC 437		230	34.9	268
Show		20075+8747	LOC 449		307	1.4	274
Show		20195+7836	WFC 232		143	3.8	279
Show		20099+8756	LOC 447		307	7.2	282
Show		20277+7828	KPP4200		166	1.7	287
Show		20156+7826	LOC 436		217	9.5	289
Show		20291+7819	KPP1433		234	10.8	296

WDS 20178+8314 : COMPONENTS

	A
B	pa=21.7° sep=0.45"

20178+8314 A

Componente originario normalizzato	AB		Coord arcsec 2000	201746.61+831405.8		Mag	15.4		PmRA	48.00
PmDE	30.0

20178+8314 B

Componente originario normalizzato	AB		Coord arcsec 2000	201746.70+831406.2		Mag	15.6		PmRA	47.00
PmDE	30.0		Calc delta mag	0.2		Calc coord	yes