10269+1713 STT 217 (HD 90444)

10^h 26^m 53.01^s +17° 13' 09.9" P.A. 150.00 sep 0.8 mag 7.85,8.58 Sp F6V dist. 84.75 pc (276.45 l.y.)

Coord 2000	10269+1713	Discov num	STT 217	Comp		Coord arcsec 2000	10 26 53.01 +17 13 09.9
Date first	1843	Date last	2021	Obs	177
Pa first	147	Pa last	149.7	P.A. Now (θ)	149.5°
Sep first	0.4	Sep last	0.823	Sep. Now (ρ)	0.814"
Mag pri	7.85	Mag sec	8.58	delta mag (ΔM)	0.73	Spectral class	F6V (yellow-white)
Pri motion ra	-042	Sec motion ra	-042
Pri motion dec	-067	Sec motion dec	-067
Notes	N O (See Notes, Orbital solution)

This double is physical.

OTHER CATALOGS AND DESIGNATIONS

Name	HD 90444	Constellation	Leo	SAO	99127	HIP	51145
Tycho2	1420-00152-1	HD	90444	ADS	7775	BD	BD+17 2224
Distance	84.75	Distance ly	276.45

ORBITAL ELEMENTS

Period (P)	139.789y	Periastron (T)	1966.983y	Semi-major axis (a)	0.47a
Eccentricity (e)	0.984	Inclination (i)	47.3°	Longitude of periastron (ω)	219.9°
Node (Ω)	121.2°	Notes	n	Reference	Sca2015b
Equinox	2000	Last observation	2012	Grade	3	(1=Definitive, 9=Indet.)

label	theta	rho
2000	146.6	0.690
2001	146.7	0.698
2002	146.9	0.706
2003	147.0	0.713
2004	147.1	0.721
2005	147.3	0.728
2006	147.4	0.735
2007	147.5	0.741
2008	147.7	0.747
2009	147.8	0.753
2010	147.9	0.759
2011	148.0	0.764
2012	148.1	0.769
2013	148.2	0.774
2014	148.4	0.779
2015	148.5	0.783
2016	148.6	0.787
2017	148.7	0.791
2018	148.8	0.795
2019	148.9	0.798
2020	149.0	0.802
2021	149.1	0.805
2022	149.2	0.807
2023	149.3	0.810
2024	149.4	0.812
2025	149.5	0.814
2026	149.6	0.816
2027	149.7	0.818
2028	149.9	0.819
2029	150.0	0.820
2030	150.1	0.821
2031	150.2	0.822
2032	150.3	0.823
2033	150.4	0.823
2034	150.5	0.823
2035	150.6	0.823
2036	150.7	0.823
2037	150.8	0.822
2038	150.9	0.822
2039	151.0	0.821
2040	151.1	0.820
2041	151.2	0.818
2042	151.3	0.817
2043	151.4	0.815
2044	151.5	0.813
2045	151.6	0.811
2046	151.7	0.808
2047	151.8	0.806
2048	151.9	0.803
2049	152.0	0.800
2050	152.1	0.797

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

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

WDS 10269+1713 STT 217 (HD 90444) : NOTES

discov_num	notes	refcode
STT 217	Malkov et al. (2012) derive dynamical, photometric, and spectroscopic
	masses of 2.38 +/- 1.55, 2.70, and 1.17 Msun, respectively.	Mlk2012

REFERENCES

refcode	metd	author	reference
Mlk2012	not -	Malkov, O.Yu., Tamazian, V.S., Docobo, J.A., & Chulkov, D.A.	2012A&A...546A..69M
Mlk2012		A&A 546, A69, 2012
Sca2015b	S j	Scardia, M., Prieur, J.-L., Pansecchi, L., Argyle, R., Zanutta, A., & Aristidi, E.	2015AN....336..388S
Sca2015b	+orb	AN 336, 388, 2015

DISCOVERER

discov	author
MLK	Malkov, O.Yu., Tamazian, V.S., Docobo, J.A., & Chulkov, D.A.
SCA	Scardia, M., Prieur, J.-L., Sala, M., Ghigo, M., Koechlin, L., Aristidi, E.,
SCA	& Mazzoleni, F.
SCA	Scardia, M., Prieur, J.-L., Pansecchi, L., Argyle, R.W., Sala, M., Ghigo, M.,
SCA	Koechlin, L., & Aristidi, E.
SCA	Scardia, M., Prieur, J.-L., Pansecchi, L., Argyle, R.W., Basso, S., Sala, M.,
SCA	Ghigo, M., Koechlin, L., & Aristidi, E.
SCA	Scardia, M., Prieur, J.-L., Pansecchi, L., Argyle, R.W., Sala, M., Basso, S.,
SCA	Ghigo, M., Koechlin, L., & Aristidi, E.
SCA	Scardia, M., Pansecchi, L., Ragazzoni, R., Cecconi, M., Desidera, S.,
SCA	Farinato, J., Fiorenzano, A., & Ghedina, A.
SCA	Scardia, M., Prieur, J.-L., Pansecchi, L., Argyle, R.W., Spano, P., Riva, M.,
SCA	& Landoni, M.
SCA	Scardia, M., Prieur, J.-L., Rivet, Vernet, Pansecchi, L., Argyle, R.W.,
SCA	Aristidi, E., Abe, Bendoya, Combier-Dimur, & Suarez
SCA	Scardia, M., Prieur, J.-L., Pansecchi, L., Argyle, R.W., Aristidi, E., Abe,
SCA	Bendoya, Combier-Dimur, Rivet, Suarez, & Vernet
SCA	Scardia, M., Prieur, J.-L., Pansecchi, L., Argyle, R.W., Ling, J.F., Zanutta, A.,
SCA	Aristidi, E., Abe, Bendoya, Combier-Dimur, Rivet, Suarez, & Vernet
SCA	Scardia, M., Prieur, J.-L., Pansecchi, L., Argyle, R.W., Ling, J.F., Aristidi, E.,
SCA	Zanutta, A., Abe, Bendoya, Combier-Dimur, Rivet, Suarez, & Vernet
SCA	Scardia, M., Prieur, J.-L., Pansecchi, L., Argyle, R.W., Ling, J.F., Zanutta, A.,
SCA	Aristidi, E., Abe, Bendoya, Combier-Dimur, Rivet, Suarez, & Vernet
SCA	Scardia, M., Prieur, J.-L., Pansecchi, L., Argyle, R.W., Ling, J.F., Aristidi, E.,
SCA	Zanutta, A.Abe, Bendoya, Combier-Dimur, Rivet, Suarez, & Vernet
SCA	Scardia, M., Prieur, J.-L., Pansecchi, L., Argyle, R.W., Ling, J.F., Aristidi, E.,
SCA	Inf. Circ. 196, 2, 2018
SCA	Scardia, M., Prieur, J.-L., Pansecchi, L., Ling, J.F., Argyle, R.W., Aristidi, E.,
SCA	Zanutta, A., Abe, Bendjoya, Rivet, Suarez, & Vernet
SCA	Scardia, M., Rivet, J.-P., Prieur, J.L., Pansecchi, L., Argyle, R.W., Ling, J.F.,
SCA	Aristidi, E., Zanutta, A., Vernet, D., Abe, L., Bendjoya, P., Dimur, C. & Suarez, O.
SCA	Scardia, M., Prieur, J.-L., Pansecchi, L., Ling, J.F., Argyle, R.W., Aristidi, E.,
SCA	Scardia, M.
SCA	Scardia, M., Prieur, J.-L., Pansecchi, L., Ling, J.F., Argyle, R.W., Aristidi, E.,
SCA	Inf. Circ. 201, 1, 2020
SCA	Scardia, M., Prieur, J.-L., Pansecchi, L., Ling, J.F., Argyle, R.W., Aristidi, E.,
SCA	Inf. Circ. 202, 1, 2020
SCA	Scardia, M., Prieur, J.-L., Pansecchi, L., Ling, J.F., Argyle, R.W., Aristidi, E.,
SCA	Zanutta, A., Abe, Bendjoya, Rivet, Vernet, & Maccarini
SCA	Scardia, M., Prieur, J.-L., Pansecchi, L., Ling, J.F., Argyle, R.W., Aristidi, E.,
SCA	Zanutta, A., Abe, Bendjoya, Rivet, Vernet, & Maccarini
SCA	Scardia, M., Prieur, J.-L., Pansecchi, L., Ling, J.F., Argyle, R.W., Aristidi, E.,
SCA	Zanutta, A., Abe, Bendjoya, Rivet, Vernet, & Maccarini
SCA	Scardia, M., Prieur, J.-L., Pansecchi, L., Ling, J.F., Argyle, R.W., Aristidi, E.,
SCA	Zanutta, A., Abe, Bendjoya, Rivet, Vernet, & Maccarini
SCA	Scardia, M., Prieur, J.-L., Ling, J.F., Pansecchi, L., Argyle, R.W., Aristidi, E.,
SCA	Zanutta, A., Abe, Bendjoya, Rivet, Vernet, & Maccarini
SCA	Scardia, M., Prieur, J.-L., Ling, J.F., Pansecchi, L., Argyle, R.W., Aristidi, E.,
SCA	Piccotti, Maccarini, Abe, Bendjoya, Rivet, & Vernet
SCA	Scardia, M., Prieur, J.-L., Ling, J.F., Pansecchi, L., Argyle, R.W., Aristidi, E.,
SCA	Piccotti, L., Maccarini, L., Abe, L., Bendjoya, P., Rivet, J.-P. & Vernet, D.
SCA	Scardia, M., Prieur, J.-L., Ling, J.F., Pansecchi, L., Argyle, R.W., Aristidi, E.,
SCA	Piccotti, L., Maccarini, L., Abe, L., Bendjoya, P., Rivet, J.-P. & Vernet, D.
SCA	Scardia, M., Prieur, J.-L., Ling, J.F., Pansecchi, L., Argyle, R.W., Aristidi, E.,
SCA	Piccotti, L., Maccarini, L., Abe, L., Bendjoya, P., Rivet, J.-P. & Vernet, D.
SCA	Scardia, M., Prieur, J.-L., Rivet, J.P., Vernet, D., Aristidi, E., Ling, J.F.,
SCA	Pansecchi, L., Argyle, R.W., Abe, L., Bendjoya, P. & Maccarini, L.

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	dm_number	notes	coord_arcsec_2000
10269+1713	STT 217		2006	148	146	0.7	7.85	8.58	F6V	+17 2224	NOD	102653.01+171309.9
10269+1713	STT 217		2007	150	146	0.7	7.85	8.58	F6V	+17 2224	NOD	102653.01+171309.9
10269+1713	STT 217		2010	153	149	0.8	7.85	8.58	F6V	+17 2224	NOD	102653.01+171309.9
10269+1713	STT 217		2012	163	148	0.8	7.85	8.58	F6V	+17 2224	NO	102653.01+171309.9
10269+1713	STT 217		2014	165	147	0.8	7.85	8.58	F6V	+17 2224	NO	102653.01+171309.9
10269+1713	STT 217		2015	166	146	0.7	7.85	8.58	F6V	+17 2224	NO	102653.01+171309.9
10269+1713	STT 217		2017	169	147	0.8	7.85	8.58	F6V	+17 2224	NO	102653.01+171309.9
10269+1713	STT 217		2019	172	151	0.8	7.85	8.58	F6V	+17 2224	NO	102653.01+171309.9
10269+1713	STT 217		2021	175	150	0.8	7.85	8.58	F6V	+17 2224	NO	102653.01+171309.9

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

WDS 10269+1713 STT 217 (HD 90444) : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 10269+1713 STT 217 (HD 90444) : MEASURES

No records found.

WDS 10269+1713 (HD 90444) : VIRTUAL EYEPIECE

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

WDS 10269+1713 (HD 90444) : ALADIN DSS IMAGE @ 10^h 26^m 53.01^s +17° 13' 09.9"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 10269+1713 STT 217 (HD 90444) : 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		10269+1713	STT 217		150	0.8	0
Show		10262+1756	HAU 22		265	12.4	44
Show		10243+1738	CVR 564		51	20.3	46
Show		10271+1804	STF1434		282	6.5	51
Show		10228+1733	SLW 468		128	10.5	62
Show		10261+1821	COU 291		67	0.8	69
Show		10317+1726	CVR1297		178	4.2	71
Show		10254+1603	BPM 573		133	50.8	74
Show		10274+1834	GWP1376		283	136.8	82
Show		10319+1613	SLW 484		213	42.0	94
Show		10245+1546	TDS7252		335	0.7	94
Show		10334+1734	KPP3822		118	3.1	97
Show		10210+1809	COU 50		186	0.2	100
Show		10203+1753	COU 290		122	0.4	102
Show		10275+1531	KPP1579		114	12.0	103
Show		10335+1800	CVR 105		88	48.2	105
Show		10344+1729	BRT2288		195	2.9	109
Show		10340+1631	BPM 576		314	65.8	112
Show		10283+1523	GWP1379		249	27.9	112
Show		10276+1518	NSN 603		306	4.2	116
Show		10343+1802	YSC 40	AB	239	0.4	117
Show		10343+1802	YSC 40	Aa,Ab	96	0.2	117
Show		10332+1830	SLW 491		68	135.9	119
Show		10205+1546	CVR1283		347	3.9	127
Show		10180+1711	A 2369		296	1.0	128
Show		10227+1521	STT 216		228	2.5	128
Show		10190+1613	BPM 571		320	30.0	129
Show		10204+1543	LDS3979		350	10.1	131
Show		10305+1511	SKF2796		82	6.5	133
Show		10213+1859	TDS7209		63	1.4	133
Show		10269+1931	COU 292		48	0.1	138
Show		10273+1451	SKF2795		218	14.5	143
Show		10199+1856	CVR1282		74	3.1	144
Show		10301+1931	KPP3818		198	2.4	146
Show		10192+1850	COU 289		72	0.2	147
Show		10308+1929	KPP1106		323	8.8	148
Show		10162+1708	WIS 168		167	158.7	153
Show		10308+1450	TDS7307		292	0.5	154
Show		10368+1615	GWP1412		56	66.8	154
Show		10336+1513	STF1446		250	5.5	154
Show		10163+1744	STT 215		176	1.5	156
Show		10264+1438	BPM 574		69	14.6	156
Show		10280+1950	STF1435		203	8.6	158
Show		10264+1951	GWP1372		145	110.9	158
Show		10305+1444	J 736		204	2.5	158
Show		10160+1645	SLW 454		117	8.0	159
Show		10157+1705	FMR 214		26	5.5	161
Show		10168+1822	HJ 478	AB	127	18.4	161
Show		10168+1822	HJ 478	AC	180	24.7	161
Show		10298+1441	HJ 162		332	25.3	162
Show		10290+1435	GWP1386		72	149.2	162

WDS 10269+1713 : COMPONENTS

	A
B	pa=149.7° sep=0.82"

10269+1713 A

Name	HD 90444	Coord arcsec 2000	102653.01+171309.9	Mag	7.85	Spectral class	F6V (yellow-white)
PmRA	-42.00	PmDE	-67.0	SAO	99127	HIP	51145
Tycho2	1420-00152-1	HD	90444	BD	BD+17 2224

Tycho2

Tycho2	1420-00152-1	Pflag		RAmdeg	156.72090598	DEmdeg	17.21937517
PmRA	-42.3	PmDE	-66.6	E RAmdeg	6	E DEmdeg	7
E pmRA	1.1	E pmDE	1.1	EpRAm	1991.03	EpDEm	1990.73
Num	15	Q RAmdeg	0.8	Q DEmdeg	0.9	Q pmRA	0.8
Q pmDE	0.8	BTmag	7.989	E BTmag	0.018	VTmag	7.487
E VTmag	0.013	Prox	999	TYC	T	HIP	51145
CCDM	AB	RAdeg	156.72100833	DEdeg	17.21953194	EpRA 1990	1.67
EpDE 1990	1.52	E RAdeg	5.8	E DEdeg	6.8	Posflg	P
Corr	0.1

SAO

SAO	99127	DelFlag		RA1950		PmRA1950	-0.0024
DE1950		PmDE1950	-0.065	Vmag	7.5	SpType	F8
Double code		Source	28	CatNum	4149	DM	BD+17 2224
DMcomp		BDsup		HD	90444	M HD	0
GC		RA1950rad	2.72351842	DE1950rad	0.30500212	PmRA2000	-0.0024
PmDE2000	-0.06

Hipparcos

Catalog	H	HIP	51145	Proxy	H	RAhms	10 26 53.03
DEdms	+17 13 10.5	Vmag	7.34	VarFlag		R Vmag	G
RAdeg	156.721	DEdeg	17.2196	AstroRef	A	Plx	11.67
CCDM	-49.81	N CCDM	I	Nsys	1	Ncomp	2
MultFlag	C	Source		Qual	A	M HIP	AB
Theta	147	Rho	0.593	HD		BD	BD+17 2224
CD		CP		Dm number	+17 2224	VIred	0.56
SpType	F8	R SpType		Coord arcsec 2000	102653.03+171310.5

Hipparcos 2

HIP	51145	Sn	15	So	3	Nc	2
RArad	2.7352970725	DErad	0.3005385153	Plx	11.8	PmRA	-52.15
PmDE	-59.11	E RArad	1.93	E DErad	2.79	E Plx	1.44
E pmRA	2.22	E pmDE	2.98	Hpmag		E Hpmag	0.001
SHp	0.009	VA	0	BV	0.491	E BV	0.015
VI	0.56

CCDM

Ccdm	10269+1713	RComp		Comp	A	Note1
Note2		Discov num		DRAs	-1.00	DDEs	9.7
R dRAs	10	Year		Theta		Rho
Obs	2	Vmag	7.9	Sp	F8	PmNote	*
PmRA	-47	PmDE	-66	Dm number	+17 2224	Cat1	BD
Name2	+17 1132	Cat2	AGK2/3	HD	90444	M HD
ADS BDS	A 7775	M ADS BDS		N IDS		IDS	10215N1744A
HIC	51145

10269+1713 B

Coord arcsec 2000	102653.04+171309.2		Mag	8.58		PmRA	-42.00		PmDE	-67.0
Delta magnitude	0.73		Coordinate calculated	yes

CCDM

Ccdm	10269+1713	RComp		Comp	B	Note1	*
Note2		Discov num	STT 217	DRAs		DDEs
R dRAs		Year	1956	Theta	167	Rho	0.4
Obs	99	Vmag	8.4	Sp		PmNote
PmRA		PmDE		Dm number		Cat1
Name2		Cat2		HD		M HD
ADS BDS	A 7775	M ADS BDS		N IDS		IDS	10215N1744B
HIC	51145