23456+1309 HJL 1116 (HD 222995)

23^h 45^m 37.19^s +13° 09' 09.5" P.A. 13.00 sep 0.0 mag 6.60,7.50 Sp F2 dist. 144.09 pc (470.02 l.y.)

Coord 2000	23456+1309	Discov num	HJL1116	Comp		Coord arcsec 2000	23 45 37.19 +13 09 09.5
Date first	2010	Date last	2014	Obs	9
Pa first	78	Pa last	12.5	P.A. Now (θ)	12.5°
Sep first	0.0	Sep last	0.002	Sep. Now (ρ)	0.002"
Mag pri	6.60	Mag sec	7.50	delta mag (ΔM)	0.9	Spectral class	F2 (yellow-white)
Pri motion ra	-029	Sec motion ra
Pri motion dec	-023	Sec motion dec
Notes	N O K (See Notes, Orbital solution, K-band or other infrared magnitudes)

Visually invisible, K-band or other infrared star : Summary line gives K-band or other infrared (>1 micron) magnitudes

This double is physical.

OTHER CATALOGS AND DESIGNATIONS

Name	HD 222995	Constellation	Pegasus	SAO	108813	HIP	117186
Tycho2	1176-01420-1	Gaia DR2	2770028132375790976	HD	222995	BD	BD+12 5022
Distance	144.09	Distance ly	470.02

ORBITAL ELEMENTS

Period (P)	85.8364d	± 0.0064	Periastron (T)	56402.368d (2013.3y)	± 0.094	Semi-major axis (a)	4.677m	± 0.034
Eccentricity (e)	0.32778	± 0.00073	Inclination (i)	88.047°	± 0.043	Longitude of periastron (ω)	355.5°	± 0.34
Node (Ω)	16.942°	± 0.047	Notes	n		Reference	HJL2020
Equinox			Last observation			Grade	2	(1=Definitive, 9=Indet.)

label	theta	rho
2000-01-01	196.1	0.006
2001-01-01	198.0	0.005
2002-01-01	13.3	0.002
2003-01-01	177.6
2004-01-01	196.3	0.006
2005-01-01	198.2	0.005
2006-01-01	14.7	0.002
2007-01-01	188.5	0.001
2008-01-01	196.4	0.006
2009-01-01	198.5	0.004
2010-01-01	15.6	0.003
2011-01-01	191.5	0.002
2012-01-01	196.6	0.006
2013-01-01	198.8	0.004
2014-01-01	16.2	0.003
2015-01-01	192.9	0.002
2016-01-01	196.7	0.006
2017-01-01	199.2	0.003
2018-01-01	16.8	0.003
2019-01-01	193.8	0.003
2020-01-01	196.8	0.006
2021-01-01	199.7	0.003
2022-01-01	17.3	0.003
2023-01-01	194.4	0.003
2024-01-01	197.0	0.006
2025-01-01	200.4	0.002
2026-01-01	17.8	0.003
2027-01-01	194.8	0.004
2028-01-01	197.1	0.006
2029-01-01	201.6	0.002
2030-01-01	18.5	0.003

Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st.

Measures: green=micrometric, blue=interferometric, purple=photographic

WDS 23456+1309 HJL 1116 (HD 222995) : NOTES

discov_num	notes	refcode
HJL1116	A combined interferometric/spectroscopic solution by Halbwachs et al.
	(2016) yields masses 1.686 +/- 0.021 and 1.390 +/- 0.034 Msun.	HJL2016
	Mass = 1.647 +/- 0.022 , 1.316 +/- 0.034 \msun for A and B.	HJL2020
	orbital parallax = 8.551 +/- 0.080 mas.

REFERENCES

refcode	metd	author	reference
HJL2016	Kv j	Halbwachs, J.L., Boffin, H.M.J., Le Bouquin, J.-B., Kiefer, F., Famaey, B.,	2016MNRAS.455.3303H
HJL2016		Salomon, J.-B., Arenou, F., Pourbaix, D., Anthonioz, F., Grellmann, R., Guieu, S.,
HJL2016		Sana, H., et al.
HJL2016		MNRAS 455, 3303, 2016
HJL2020	Kv+ j	Halbwachs, J.-L., Kiefer, F., Lebreton, Y., Boffin, H.M.J., Arenou, F., LeBouquin,	2020MNRAS.496.1355H
HJL2020	+orb	J.-B., Famaey, B., Dourbaix, D., Guillout, P., Salomon, J.-B. & Mazeh, T.
HJL2020		MNRAS 496, 1355, 2020

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
23456+1309	HJL1116		2014	7	13	0.0	7.11		F2	NO	234537.19+130909.5

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WDS 23456+1309 HJL 1116 (HD 222995) : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 23456+1309 HJL 1116 (HD 222995) : MEASURES

No records found.

WDS 23456+1309 (HD 222995) : VIRTUAL EYEPIECE

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WDS 23456+1309 (HD 222995) : ALADIN DSS IMAGE @ 23^h 45^m 37.19^s +13° 09' 09.5"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 23456+1309 HJL 1116 (HD 222995) : 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		23456+1309	HJL1116		13	0.0
Show		23459+1318	CVR1014		319	8.9	10
Show		23464+1324	BPM2495		77	74.6	20
Show		23449+1327	HDS3375		307	3.0	22
Show		23440+1306	CVR1010		206	18.4	24
Show		23464+1243	BPM2494	AB	3	47.8	29
Show		23464+1243	SKF 931	Aa,Ab	20	1.6	29
Show		23436+1304	GOM 34		149	548.1	30
Show		23486+1315	GRV 692		318	8.8	46
Show		23468+1227	TDT4187		176	0.5	46
Show		23455+1223	AG 428		87	4.6	47
Show		23460+1222	CVR 295		130	42.9	48
Show		23433+1346	CLZ 94		119	160.2	50
Show		23466+1400	TDT4185		159	0.6	53
Show		23488+1241	GWP3360		86	18.8	55
Show		23419+1325	BRT1367		272	4.6	58
Show		23488+1349	HJ 1909		116	9.0	62
Show		23499+1306	LDS5128		90	3.0	63
Show		23500+1243	UC 5032		338	25.0	69
Show		23410+1333	GWP3346		5	42.7	72
Show		23470+1419	GWP3356		172	31.5	73
Show		23419+1406	NSN 771	CD	251	5.4	80
Show		23425+1204	CVR1004		43	9.6	80
Show		23401+1258	HU 1325		36	0.9	82
Show		23447+1146	TDT4172		75	0.6	85
Show		23432+1428	KPP 608		243	5.6	87
Show		23431+1150	A 1242		339	1.0	88
Show		23520+1252	A 1247		257	0.4	96
Show		23473+1442	BRT1368		200	4.2	97
Show		23434+1136	GRV 687		81	49.1	99
Show		23525+1252	HU 1327		32	2.0	102
Show		23397+1403	HEI 298		315	3.1	102
Show		23434+1447	SKF 305		130	22.7	104
Show		23413+1147	UC 5003		295	12.6	104
Show		23462+1454	ROE 104		164	2.1	106
Show		23430+1450	SKF1787		263	2.0	108
Show		23394+1210	GRV 681		340	44.6	109
Show		23451+1459	JNN 140	AB	186	0.1	111
Show		23451+1459	JNN 140	AC	359	1.1	111
Show		23380+1253	A 1241	AB	7	0.6	113
Show		23380+1253	BU 1336	AB,D	256	55.3	113
Show		23380+1253	HJ 317	AB,C	229	19.2	113
Show		23380+1253	HJ 317	CD	269	39.3	113
Show		23418+1450	SKF1785		19	1.7	116
Show		23397+1153	BPM2491		327	78.2	116
Show		23413+1446	STF3032		338	19.4	116
Show		23398+1147	UC 5001		17	38.0	118
Show		23376+1236	HJ 315		247	20.6	122
Show		23540+1316	KPP 937		124	7.7	122
Show		23510+1136	GWP3365		136	29.4	123
Show		23413+1455	UC 293		83	15.1	124

WDS 23456+1309 : COMPONENTS

	A
B	pa=12.2° sep=0.00"

23456+1309 A

Componente originario normalizzato	AB		Name	HD 222995		Coord arcsec 2000	234537.19+130909.5		Mag	6.6
Spectral class	F2 (yellow-white)		PmRA	-29.00		PmDE	-23.0

23456+1309 B

Componente originario normalizzato	AB	Coord arcsec 2000	234537.19+130909.5	Mag	7.5	SAO	108813
HIP	117186	Tycho2	1176-01420-1	HD	222995	BD	BD+12 5022
Calc delta mag	0.9	Calc coord	yes

Tycho2

Tycho2	1176-01420-1	Pflag		RAmdeg	356.40499403	DEmdeg	13.15265680
PmRA	-30.1	PmDE	-22.5	E RAmdeg	4	E DEmdeg	5
E pmRA	1.0	E pmDE	1.1	EpRAm	1991.44	EpDEm	1991.21
Num	17	Q RAmdeg	0.8	Q DEmdeg	0.8	Q pmRA	0.8
Q pmDE	0.8	BTmag	7.542	E BTmag	0.016	VTmag	7.156
E VTmag	0.010	Prox	999	TYC	T	HIP	117186
CCDM		RAdeg	356.40506417	DEdeg	13.15270861	EpRA 1990	1.84
EpDE 1990	1.72	E RAdeg	4.1	E DEdeg	4.8	Posflg
Corr	-0.2

SAO

SAO	108813	DelFlag		RA1950		PmRA1950	-0.0015
DE1950		PmDE1950	-0.017	Vmag	7	SpType	F2
Double code		Source	29	CatNum	9427	DM	BD+12 5022
DMcomp		BDsup		HD	222995	M HD	0
GC		RA1950rad	6.20934251	DE1950rad	0.22471587	PmRA2000	-0.0014
PmDE2000	-0.022

Hipparcos

Catalog	H	HIP	117186	Proxy		RAhms	23 45 37.22
DEdms	+13 09 09.8	Vmag	7.12	VarFlag		R Vmag	H
RAdeg	356.405	DEdeg	13.1527	AstroRef		Plx	7.46
CCDM		N CCDM		Nsys		Ncomp	1
MultFlag		Source		Qual		M HIP
Theta		Rho		HD	222995	BD	BD+12 5022
CD		CP		Dm number	+12 5022	VIred	0.46
SpType	F2	R SpType		Coord arcsec 2000	234537.22+130909.8

Hipparcos 2

HIP	117186	Sn	5	So	0	Nc	1
RArad	6.2204419121	DErad	0.2295581038	Plx	6.94	PmRA	-29.11
PmDE	-23.21	E RArad	0.47	E DErad	0.3	E Plx	0.57
E pmRA	0.53	E pmDE	0.34	Hpmag	7.2155	E Hpmag	0.0009
SHp	0.008	VA	0	BV	0.393	E BV	0.015
VI	0.46