21021+7855 LOC 477

21^h 02^m 08.26^s +78° 55' 25.2" P.A. 275.00 sep 3.4 mag 14.80,18.80

Coord 2000	21021+7855	Discov num	LOC 477	Comp		Coord arcsec 2000	21 02 08.26 +78 55 25.2
Date first	2015	Date last	2016	Obs	2
Pa first	275	Pa last	275.3	P.A. Now (θ)	275.3°
Sep first	3.4	Sep last	3.429	Sep. Now (ρ)	3.429"
Mag pri	14.80	Mag sec	18.80	delta mag (ΔM)	4	Spectral class
Pri motion ra	+058	Sec motion ra	+058
Pri motion dec	+036	Sec motion dec	+034
Notes	V (Proper motion indicates physical)

rPM=0.029 (< 0.3, Physical double)

This double is physical.

OTHER CATALOGS AND DESIGNATIONS

Constellation

Cepheus

WDS 21021+7855 LOC 477 : 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
21021+7855	LOC 477		2015	1	275	3.4	14.80	18.80		V	210208.26+785525.2
21021+7855	LOC 477		2016	2	275	3.4	14.80	18.80		V	210208.26+785525.2

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

WDS 21021+7855 LOC 477 : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 21021+7855 LOC 477 : MEASURES

No records found.

WDS 21021+7855 : VIRTUAL EYEPIECE

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WDS 21021+7855 : ALADIN DSS IMAGE @ 21^h 02^m 08.26^s +78° 55' 25.2"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 21021+7855 LOC 477 : 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		21021+7855	LOC 477		275	3.4	1
Show		21010+7919	MLR 244		188	2.5	24
Show		21037+7827	KPP4222		264	2.0	30
Show		20592+7823	CON 38		237	2.5	34
Show		20499+7900	LOC 464		336	2.1	36
Show		21156+7836	STF2796		42	26.7	44
Show		20530+7932	TDT2601		350	2.5	45
Show		20460+7907	MLR 237	AB	118	3.1	48
Show		20491+7818	LOC 463		193	1.2	54
Show		21217+7902	UC 4456		353	30.2	57
Show		21207+7916	LDS1950	AC	287	5.3	57
Show		20423+7915	SKF1247		338	17.3	60
Show		21089+7752	LOC 476		53	1.2	67
Show		20496+8000	TDT2564		256	1.1	73
Show		21202+7804	KPP4234		212	3.6	75
Show		20554+8011	LDS1943		314	15.8	79
Show		20477+8016	SKF1250		333	4.3	90
Show		21070+8030	LOC 479		209	3.5	96
Show		21185+8021	STF2801		271	2.1	97
Show		21092+7719	LOC 474		350	10.6	100
Show		21087+7718	LOC 475		324	5.3	100
Show		21066+8048	TOK 632		53	999.9	113
Show		20565+8049	UC 4338		91	12.9	115
Show		21121+7700	LOC 570	AB	109	24.0	120
Show		21121+7700	LOC 570	AC	109	24.5	120
Show		21121+7700	LOC 570	BC	83	0.6	120
Show		20512+7656	SLW1227		136	10.1	124
Show		20546+7653	LOC 460		81	6.6	125
Show		21175+7658	LDS1948		305	8.7	127
Show		21066+7648	LOC 473		147	3.6	129
Show		20557+7648	UC 4331		35	15.6	129
Show		21140+7646	LDS1946		35	15.1	134
Show		21159+7649	LOC 472		108	3.2	134
Show		20454+8105	LDS1938		321	18.2	137
Show		21168+7642	LDS1947		319	165.7	142
Show		21157+8114	MLR 245		41	1.2	144
Show		21060+8121	PKO 31		119	9.6	146
Show		20472+8117	TDT2537		209	1.0	147
Show		21118+8121	LOC 571	AB	87	12.7	148
Show		21118+8121	LOC 571	AC	199	2.1	148
Show		21118+8121	LOC 571	BC	259	13.6	148
Show		20465+8118	KPP4213		148	5.2	148
Show		21067+7623	KPP1325		281	10.0	154
Show		21060+8134	LOC 480		285	3.1	159
Show		21121+7619	STT 436		227	12.0	160
Show		21147+8133	LOC 478		333	1.5	162
Show		20562+7611	UC 4336		300	22.3	167
Show		21040+7604	SLW1229		1	16.6	172
Show		21196+8143	AZC 180		6	52.1	173
Show		20520+8158	TDT2588		293	0.7	185
Show		20550+7547	LDS1942		346	2.7	190

WDS 21021+7855 : COMPONENTS

	A
B	pa=295.8° sep=0.73"

21021+7855 A

Componente originario normalizzato	AB		Coord arcsec 2000	210208.26+785525.2		Mag	14.8		PmRA	58.00
PmDE	36.0

21021+7855 B

Componente originario normalizzato	AB		Coord arcsec 2000	210208.03+785525.5		Mag	18.8		PmRA	58.00
PmDE	34.0		Calc delta mag	4		Calc coord	yes