10520+0851 GRV 822

10^h 52^m 01.57^s +08° 51' 16.1" P.A. 224.00 sep 8.1 mag 11.80,12.00

Coord 2000	10520+0851	Discov num	GRV 822	Comp		Coord arcsec 2000	10 52 01.57 +08 51 16.1
Date first	1897	Date last	2015	Obs	11
Pa first	223	Pa last	223.9	P.A. Now (θ)	223.9°
Sep first	8.2	Sep last	8.129	Sep. Now (ρ)	8.129"
Mag pri	11.80	Mag sec	12.00	delta mag (ΔM)	0.2	Spectral class
Pri motion ra	-020	Sec motion ra	-042
Pri motion dec	+023	Sec motion dec	+011
Notes

rPM=0.577

Nature of this double is uncertain.

OTHER CATALOGS AND DESIGNATIONS

Constellation

Leo

Gaia DR2

3866231875127282176

WDS 10520+0851 GRV 822 : 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
10520+0851	GRV 822		2000	4	224	8.1	11.80	12.00		D	105201.57+085116.1
10520+0851	GRV 822		2014	5	224	8.1	11.80	12.00			105201.57+085116.1
10520+0851	GRV 822		2015	6	224	8.1	11.80	12.00			105201.57+085116.1

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

WDS 10520+0851 GRV 822 : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 10520+0851 GRV 822 : MEASURES

Records found: 1

Show	date	username	difficulty	sep	sep_sigma	pa	pa_sigma	delta_mag	#	notes
Show	15/02/27	g.locatelli	mean difficulty	8.00	0.12	224.00	0.67	0.20	1

WDS 10520+0851 : VIRTUAL EYEPIECE

Click on the map to see the double of your interest.
Pass over with the mouse cursor to display the catalog designation.

WDS 10520+0851 : ALADIN DSS IMAGE @ 10^h 52^m 01.57^s +08° 51' 16.1"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 10520+0851 GRV 822 : NEIGHBORHOODS

Click on the map to see the double of your interest.
Pass over with the mouse cursor to display the catalog designation.

Show	name	coord_2000	discov#	comp	pa	sep	dist(')
Show		10520+0851	GRV 822		224	8.1
Show		10520+0904	A 2772	AB	97	2.7	13
Show		10520+0904	SKF2797	AC	150	45.0	13
Show		10485+0843	LDS4020		53	26.7	54
Show		10515+0756	HDS1550		3	0.7	56
Show		10527+0756	UC 161		223	33.5	57
Show		10565+0909	CVR1326		103	3.6	68
Show		10525+1004	FAR 59		130	0.3	73
Show		10530+1005	NSN 607		310	5.2	75
Show		10495+0959	LDS4022		73	103.9	78
Show		10525+0730	GIR 5		195	90.1	83
Show		10543+0737	HDS1560		242	0.6	83
Show		10522+0728	STF1482		305	12.0	84
Show		10532+0729	GWP1485		327	9.1	85
Show		10537+0724	CVR1321		243	3.5	91
Show		10483+1006	BPMA 41	AB	261	284.0	93
Show		10483+1006	BPMA 42	BC	232	196.7	95
Show		10512+1026	GRV 821		86	12.5	97
Show		10586+0908	STF1497		71	16.8	99
Show		10478+0733	HJ 837		350	17.4	101
Show		10449+0834	SLW 520		104	16.2	107
Show		10454+0759	HDS1537		277	1.0	111
Show		10580+1002	CVR 110		254	72.0	114
Show		10588+0759	TDS7584		302	0.7	114
Show		10550+0706	HJL 133		228	8.3	115
Show		10575+1018	GWP1505		262	24.8	119
Show		10465+1023	KPP3232		296	2.7	123
Show		10509+0648	LAF 42	AB	324	12.5	124
Show		10509+0648	LAF 42	AC	338	13.9	124
Show		10509+0648	RAO 256	Aa,Ab	214	0.1	124
Show		10556+0656	SHN 139		19	1.8	128
Show		10596+0956	A 2774	AB	109	1.9	129
Show		10486+0652	GWP1463		192	20.0	130
Show		10577+1031	BPM 578		173	116.4	131
Show		10435+0815	UC 1981		294	36.4	133
Show		10446+1010	SLW 518		265	14.9	135
Show		10516+0635	J 80		219	3.9	137
Show		10470+1050	GWP1455		59	9.1	140
Show		10446+0725	LAS 16		338	9.0	141
Show		10595+1020	SLW 548		346	177.8	142
Show		10517+1114	KPP 231		343	3.4	144
Show		11015+0932	GWP1521		116	6.7	147
Show		10445+1027	GWP1448		96	92.5	148
Show		10467+0641	CVR 575		244	29.0	152
Show		10443+0706	SLW 516		217	159.2	156
Show		10421+0757	BRT2151		58	3.3	157
Show		10467+1106	BRT1268		186	5.0	157
Show		10587+0648	CVR1329		35	4.2	159
Show		10577+1105	GWP1508	AB	315	3.8	159
Show		10577+1105	GWP1508	AC	275	107.7	159
Show		10594+0657	CVR1330		229	3.6	159

WDS 10520+0851 : COMPONENTS

	A
B	pa=223.6° sep=8.08"

10520+0851 A

Componente originario normalizzato	AB		Coord arcsec 2000	105201.57+085116.1		Mag	11.8		PmRA	-20.00
PmDE	23.0

10520+0851 B

Componente originario normalizzato	AB		Coord arcsec 2000	105201.19+085110.2		Mag	12		PmRA	-42.00
PmDE	11.0		Calc delta mag	0.2		Calc coord	yes