21539+0851 GRV 518

21^h 53^m 58.65^s +08° 51' 02.4" P.A. 329.00 sep 40.5 mag 11.80,12.50

Coord 2000	21539+0851	Discov num	GRV 518	Comp		Coord arcsec 2000	21 53 58.65 +08 51 02.4
Date first	1919	Date last	2015	Obs	9
Pa first	330	Pa last	329.4	P.A. Now (θ)	329.4°
Sep first	41.0	Sep last	40.52	Sep. Now (ρ)	40.52"
Mag pri	11.80	Mag sec	12.50	delta mag (ΔM)	0.7	Spectral class
Pri motion ra	-021	Sec motion ra	-029
Pri motion dec	-016	Sec motion dec	-021
Notes

rPM=0.263 (< 0.3, Physical double)

This double is physical.

OTHER CATALOGS AND DESIGNATIONS

Constellation

Pegasus

Gaia DR2

2725094352027143680

WDS 21539+0851 GRV 518 : NOTES

No records found.

REFERENCES

refcode	metd	author	reference
Grv2004	Eu -	Greaves, J.	2004MNRAS.355..585G
Grv2004		MNRAS 355, 585, 2004
Grv2005a	Es -	Greaves, J.	...................
Grv2005a	+C	Webb Soc., Double Star Circ. 13, 2005 (GRV 973 - 1147)
Grv2005a		(Note: RA for all WDS designations inadvertently truncated to integer minute)
Grv2005b	Pa -	Greaves, J.	...................
Grv2005b		private communication
Grv2005c	C -	Greaves, J.	2005JDSO....1...41G
Grv2005c		JDSO 1, 41, 2005
Grv2006	-	Greaves, J.	...................
Grv2006		private communication, 2006
Grv2006		(measures done using LSPM-north, see Vizier On-line Data Catalog I/298;
Grv2006		Lepine & Shara 2005)
Grv2006b	Es -	Greaves, J.	...................
Grv2006b		private Communication, 2006
Grv2006b		(Reduction of SDSS data. Calculated position is to J2000, but actual observation
Grv2006b		epoch is unknown and proper motion may or may not have been applied.)
Grv2006c	Ey -	Greaves, J.	...................
Grv2006c		private Communication, 2006
Grv2006c		(Reduction of SPM3.3 data. Calculated position is to 1991.25, but actual
Grv2006c		observation epoch is unknown and proper motion may or may not have been applied.)
Grv2008	Es -	Greaves, J.	...................
Grv2008		Webb Soc., Double Star Circ. 16, 2008
Grv2011	C -	Greaves, J.	...................
Grv2011		Webb Soc., Double Star Circ. 19, 2011
Grv2011		These carry a discovery designation of SPM and come from the SPM4 Catalog	2011AJ....142...15G
Grv2019a	Hg u	Greaves, J.	2019JDSO...15...59G
Grv2019a		JDSO 15, 59, 2019
Grv2019b	Hg u	Greaves, J.	2019JDSO...15...77G
Grv2019b		JDSO 15, 59, 2019
Grv2019c	Hg u	Greaves, J.	...................
Grv2019c		private communication, 2019 (17 April 2019 email)
Grv2019d	Hg -	Greaves, J.	.
Grv2019d		private communication, 2019 (4 Nov 2019 email)
Grv2020a	not -	Greaves, J.	.
Grv2020a		private communication, 2020 (14 Mar 2020 email)
Grv2020b	Hg j	Greaves, J.	.
Grv2020b		Webb Soc., Double Star Circ. 28, 23, 2020
Grv2020c	Hg j	Greaves, J.	.
Grv2020c		Webb Soc., Double Star Circ. 28, 35, 2020
Grv2020d	Hg j	Greaves, J.	.
Grv2020d		Webb Soc., Double Star Circ. 28, 39, 2020
Grv2020e	Hg u	Greaves, J.	2020JDSO...16..317G
Grv2020e		JDSO 16, 317, 2020
Grv2020f	Hg	Greaves, J.	2020JDSO...16..362G
Grv2020f		JDSO 16, 362, 2020
Grv2020g	Hg -	Greaves, J.	.
Grv2020g		private communication, 2020 (29 Nov 2020 email)
Grv2020h	Hg -	Greaves, J.	.
Grv2020h		private communication, 2020 (10 Dec 2020 email)
Grv2020i	Hg -	Greaves, J.	.
Grv2020i		private communication, 2020 (12 Dec 2020 email)
Grv2020j	Hg -	Greaves, J.	.
Grv2020j		private communication, 2020 (21 Dec 2020 email)
Grv2021a	not -	Greaves, J.	.
Grv2021a		private communication, 2021 (18 Feb 2021 email)
Grv2021b	not -	Greaves, J.	.
Grv2021b		private communication, 2021 (23 Feb 2021 email)
Grv2021c	Hg+ -	Greaves, J., Rica Romero, F.M. & Otero, S.	2021JDSO...17..137G
Grv2021c	+orb	JDSO 17, 137, 2021
Grv2021d	Hg -	Greaves, J.	.
Grv2021d		private communication, 2021 (23 Aug 2021 email)
Grv2021e	Hg -	Greaves, J.	.
Grv2021e		private communication, 2021 (24 Aug 2021 email)
Grv2022	Hg j	Greaves, J. .
Grv2022		Webb Soc., Double Star Circ. 30, 27, 2022
Grv2023a	Hg -	Greaves, J.	.
Grv2023a		private communication, 2023 (15 Feb 2023 email)

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
21539+0851	GRV 518		2000	3	330	40.7	11.80	12.50		D	215358.65+085102.4
21539+0851	GRV 518		2015	4	329	40.5	11.80	12.50			215358.65+085102.4

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WDS 21539+0851 GRV 518 : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 21539+0851 GRV 518 : MEASURES

No records found.

WDS 21539+0851 : VIRTUAL EYEPIECE

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

WDS 21539+0851 : ALADIN DSS IMAGE @ 21^h 53^m 58.65^s +08° 51' 02.4"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 21539+0851 GRV 518 : 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		21539+0851	GRV 518		329	40.5
Show		21539+0845	J 2703	AB	97	6.8	7
Show		21539+0845	J 2703	AC	223	14.3	7
Show		21539+0845	ABH 153	AD	120	67.5	7
Show		21539+0845	ABH 153	AE	110	67.3	7
Show		21519+0905	STF2833		337	8.4	34
Show		21526+0925	HJ 948		300	15.1	40
Show		21570+0900	SKF2809		303	104.4	47
Show		21513+0821	STF2831		355	14.5	50
Show		21535+0942	UC 266		222	122.1	53
Show		21524+0938	RED 18		118	0.3	53
Show		21504+0839	HJ 944		17	20.4	54
Show		21562+0935	A 621		86	0.1	56
Show		21573+0825	HJ 5523		204	20.4	58
Show		21532+0948	LDS4918		348	9.9	58
Show		21513+0808	STE 15	AB	248	5.9	60
Show		21513+0808	YSC 164	Aa,Ab	10	0.5	60
Show		21537+0954	GWP3103		230	32.3	63
Show		21502+0922	RAO 624		331	1.5	64
Show		21496+0920	HJ 3060		232	18.3	71
Show		21523+0958	CHE 324		191	14.2	72
Show		21544+0738	CVR 254		73	13.1	74
Show		21500+0941	GWP3100		222	67.6	77
Show		21521+0739	OSO 158	AB	126	10.4	78
Show		21521+0739	OSO 158	AC	30	13.2	78
Show		21586+0931	HJ 3077		36	36.1	80
Show		21591+0814	GWP3110		31	19.6	84
Show		21523+1024	TDT3207		315	1.7	96
Show		22002+0822	OSO 165		36	9.7	97
Show		21557+0715	STT 452		177	0.8	100
Show		21511+1022	COU2549	AB	86	0.1	101
Show		21511+1022	HEI 599	AC	82	0.2	101
Show		21565+0715	STT 453	AB	269	0.7	104
Show		21565+0715	HJ 3069	AB,C	75	23.9	104
Show		22005+0926	GRV 528		235	21.4	104
Show		21473+0956	UC 4563		269	30.4	118
Show		21555+1053	BU 75	AB	26	1.1	124
Show		21555+1053	BU 75	AB,C	211	35.3	124
Show		21572+1047	A 622		284	0.2	126
Show		21514+1052	LDS4917		93	41.2	127
Show		21539+1102	GWP3105		113	4.3	132
Show		21451+0925	GWP3091		119	16.9	136
Show		21469+0722	J 202		183	3.3	138
Show		21566+0633	HU 381		235	0.2	144
Show		21468+1030	J 201		224	2.7	144
Show		21524+0623	SKF1871		253	7.0	150
Show		21439+0812	UC 4540		92	48.4	155
Show		21448+1009	GRV 498		59	37.3	156
Show	Enif	21442+0953	S 798	AB	323	83.2	158
Show	Enif	21442+0953	S 798	AC	318	143.9	158
Show		22043+0952	NI 43		135	40.5	165

WDS 21539+0851 : COMPONENTS

	A
B	pa=329.7° sep=40.40"

21539+0851 A

Componente originario normalizzato	AB		Coord arcsec 2000	215358.65+085102.4		Mag	11.8		PmRA	-21.00
PmDE	-16.0

21539+0851 B

Componente originario normalizzato	AB		Coord arcsec 2000	215357.27+085137.3		Mag	12.5		PmRA	-29.00
PmDE	-21.0		Calc delta mag	0.7		Calc coord	yes