22230+2202 SLN 44

22^h 23^m 01.62^s +22° 01' 31.3" P.A. 168.00 sep 6.6 mag 15.50,15.40 Sp DA+DA

Coord 2000	22230+2202	Discov num	SLN 44	Comp		Coord arcsec 2000	22 23 01.62 +22 01 31.3
Date first	1999	Date last	2016	Obs	6
Pa first	169	Pa last	167.6	P.A. Now (θ)	167.6°
Sep first	6.7	Sep last	6.571	Sep. Now (ρ)	6.571"
Mag pri	15.50	Mag sec	15.40	delta mag (ΔM)	0.1	Spectral class	DA+DA (white dwarf/white dwarf)
Pri motion ra	+038	Sec motion ra
Pri motion dec	-034	Sec motion dec
Notes	V (Proper motion indicates physical)

This double is physical.

OTHER CATALOGS AND DESIGNATIONS

Constellation

Pegasus

Gaia DR2

1874954641491354624

WDS 22230+2202 SLN 44 : NOTES

No records found.

REFERENCES

refcode	metd	author	reference
SLN		Sloan Digital Sky Survey	...................
Sln2009	Es j	Abazajian, K.N., Adelman-McCarthy, J.K., Agueros, M.A., Allam, S.S.,	2009ApJS..182..543A
Sln2009		Allende Prieto, C., An, D., Anderson, K.S.J., Anderson, S.F., Annis J.,
Sln2009		Bahcall, N.A., Bailer-Jones, C.A.L., Barentine, J.C., et al.
Sln2009		ApJS 182, 543, 2009 (The SDSS Photometric Catalog, Release 7)
Sln2012	Es -	Ahn C.P., Alexandroff R., Allende Prieto C., Anderson S.F., Anderton T.,	2012ApJS..203...21A
Sln2012		Andrews B.H., Aubourg E., Bailey S., Balbinot E., Barnes R., Bautista J.,
Sln2012		Beers T.C., et al.
Sln2012		ApJS 203, 21, 2012 (The SDSS Photometric Catalog, Release 9)
Sln2014	Es -	Baxter, R.B., Dobbie, P.D., Parker, Q.A., Casewell, S.L., Lodieu, N.,	2014MNRAS.440.3184B
Sln2014		Burleigh, M.R., Lawrie, K.A., Kulebi, B., Koester, D. & Holland, B.R.
Sln2014		MNRAS 440, 3184, 2014
Sln2014		(Paper gives no dates or position angles. Coarse date of 2004.5 assigned to all Es
Sln2014		photometry. Theta derived from coordinates in Table 1.)
Sln2015	Es -	Andrews, J.J., Agueros, M.A., Gianninas, A., Kilic, M., Dhital, S. & Anderson, S.	2015ApJ...815...63A
Sln2015		ApJ 815, 63, 2015

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
22230+2202	SLN 44		2000	1	171	7.0	15.50	15.40	DA+DA		222301.62+220131.3
22230+2202	SLN 44		2004	1	168	6.6	15.50	15.40	DA+DA		222301.62+220131.3
22230+2202	SLN 44		2015	4	168	6.6	15.50	15.40	DA+DA	V	222301.62+220131.3
22230+2202	SLN 44		2016	6	168	6.6	15.50	15.40	DA+DA	V	222301.62+220131.3

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WDS 22230+2202 SLN 44 : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 22230+2202 SLN 44 : MEASURES

No records found.

WDS 22230+2202 : VIRTUAL EYEPIECE

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WDS 22230+2202 : ALADIN DSS IMAGE @ 22^h 23^m 01.62^s +22° 01' 31.3"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 22230+2202 SLN 44 : 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		22230+2202	SLN 44		168	6.6	1
Show		22221+2155	J 2578		351	2.1	13
Show		22223+2151	TDT3493		290	1.2	16
Show		22230+2137	UC 4730		12	44.0	25
Show		22231+2136	TDT3500		279	0.5	26
Show		22223+2131	HU 384		339	0.2	33
Show		22239+2232	HU 385		80	1.5	33
Show		22248+2233	HO 183	AB	221	2.5	40
Show		22248+2233	HO 183	AC	52	74.0	40
Show		22248+2233	LEP 106	AD	197	147.2	40
Show		22255+2234	HO 616		342	20.2	48
Show		22196+2212	HJ 1749	AB	253	15.6	48
Show		22196+2212	HJ 1749	AC	48	20.0	48
Show		22196+2212	ABH 165	AD	234	64.0	48
Show		22196+2212	ABH 165	AE	144	97.0	48
Show		22249+2245	LDS1494		115	3.7	51
Show		22234+2300	ROE 129	BC	297	6.2	57
Show		22234+2300	ROE 129	AB	206	90.2	59
Show		22196+2122	LDS4956		283	83.1	63
Show		22226+2310	CLZ 85		204	119.0	69
Show		22261+2255	GRV 575		113	59.4	70
Show		22267+2249	HJ 3115	AB	266	29.0	70
Show		22267+2249	HJ 3115	AC	332	43.1	70
Show		22267+2249	HJ 3115	AD	94	57.5	70
Show		22237+2051	COU 139	CD	88	0.3	71
Show		22237+2051	STF2900	AB	1	1.0	72
Show		22237+2051	STF2900	AC	306	92.7	72
Show		22196+2107	HU 383		29	0.4	73
Show		22196+2259	CBL 539		3	48.6	74
Show		22189+2249	HJ 3105		113	17.8	75
Show		22176+2200	UC 4706		260	61.0	76
Show		22245+2316	SLN 45		237	2.7	77
Show		22281+2128	SLW1275		135	59.6	79
Show		22173+2228	KPP4267		4	1.8	84
Show		22192+2050	GRV 563		207	64.9	89
Show		22165+2235	KPP2305		185	19.5	97
Show		22258+2331	GRV 574		97	52.3	99
Show		22246+2337	POU5698		89	107.3	99
Show		22280+2046	TDT3534		266	0.9	103
Show		22302+2228	HU 388		66	0.6	104
Show		22305+2232	VOU 38		218	0.1	109
Show		22200+2342	POU5691		357	6.8	110
Show		22182+2036	BRT2505		206	4.4	110
Show		22238+2351	POU5697		209	17.7	111
Show		22148+2157	AG 281		19	2.6	115
Show		22302+2259	COU 140		106	0.7	116
Show		22282+2332	STF2910		332	5.8	116
Show		22242+2005	UC 4737		219	39.1	118
Show		22148+2231	STT 467		273	23.0	118
Show		22143+2205	GRV 551		129	25.0	121
Show		22175+2335	GIC 179		13	999.9	122

WDS 22230+2202 : COMPONENTS

	A
B	pa=168.5° sep=6.55"

22230+2202 A

Componente originario normalizzato	AB		Coord arcsec 2000	222301.62+220131.3		Mag	15.5		Spectral class	DA (white dwarf)
PmRA	38.00		PmDE	-34.0

22230+2202 B

Componente originario normalizzato	AB		Coord arcsec 2000	222301.71+220124.9		Mag	15.4		Spectral class	DA (white dwarf)
Calc delta mag	0.1		Calc coord	yes