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Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

11367+2128 STF 1558 AB (HD 100869)

11^h 36^m 41.28^s +21° 28' 13.6" P.A. 168.00 sep 1.3 mag 9.92,10.24 Sp G5

Coord 2000	11367+2128	Discov num	STF1558	Comp	AB	Coord arcsec 2000	11 36 41.28 +21 28 13.6
Date first	1828	Date last	2017	Obs	42
Pa first	158	Pa last	168.2	P.A. Now (θ)	168.2°
Sep first	1.4	Sep last	1.265	Sep. Now (ρ)	1.265"
Mag pri	9.92	Mag sec	10.24	delta mag (ΔM)	0.32	Spectral class	G5 (yellow)
Pri motion ra	-061	Sec motion ra	-061
Pri motion dec	-030	Sec motion dec	-030
Notes	N (See Notes)

Nature of this double is uncertain.

11367+2128 SYSTEM COMPONENTS

Show	name	SAO	coord	wds_name	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show		81900	11 36 41 +21 28 14	GII 95 Aa,Ab	2015	1	120	0.3	9.90	10.20	0.30
Show	HD 100869	81900	11 36 41 +21 28 14	STF 1558 AB	2017	42	168	1.3	9.92	10.24	0.32		<===
Show		81900	11 36 41 +21 28 14	STF 1558 AB,C	2017	31	276	43.3	9.92	9.89	0.03

Quintuple system
4 estimated visually detectable stars in this system

OTHER CATALOGS AND DESIGNATIONS

Name	HD 100869		Constellation	Leo		SAO	81900		Tycho2	1440-01494-1
HD	100869		GC	15915

WDS 11367+2128 STF 1558 AB (HD 100869) : NOTES

discov_num	notes	refcode
STF1558	AB,C: HJL 150.	HJL1986

REFERENCES

refcode	metd	author	reference
HJL1986	Pa -	Halbwachs, J.L.	1986A&AS...66..131H
HJL1986		A&AS 66, 131, 1986
HJL1986		(Possible CPM pairs from AGK2/3. Coarse astrometry, incl. mean 1950 dates, added
HJL1986		only for previously unknown pairs. Table 1: HJL 1 - 326, Table 2: HJL1001 - 1113)

DISCOVERER

idgroup	discov	author
1	GII	Gili, R.
22	GII	Gili, R., Prieur, J.-L., Rivet, J.-P., Scardia, M., Pansecchi, L., Argyle, R.W.,
22	GII	Ling, J.F., Piccotti, L., Aristidi, E., Koechlin, L., Bonneau, D. & Maccarini, L.
23	GII	Gili, R., Prieur, J.-L., Rivet, J.-P., Vakili, F., Scardia, M., Pansecchi, L.,
23	GII	Argyle, R.W., Ling, J.F., Piccotti, L., Aristidi, E., Koechlin, L., Bonneau, D.,
23	GII	Maccarini, L. & Serot, J.
24	GII	Gili, R., Prieur, J.-L., Rivet, J.-P., Vakili, F., Scardia, M., Pansecchi, L.,
24	GII	Argyle, R.W., Ling, J.F., Piccotti, L., Aristidi, E., Koechlin, L., Bonneau, D.,
24	GII	Maccarini, L. & Serot, J.
27	STF	Struve, F.G.W.

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
11367+2128	STF1558	AB	2005	37	162	1.3	9.92	10.24	G5		113641.29+212813.3
11367+2128	STF1558	AB	2010	38	166	1.3	9.92	10.24	G5	N	113641.29+212813.3
11367+2128	STF1558	AB	2014	40	165	1.2	9.92	10.24	G5	N	113641.29+212813.3
11367+2128	STF1558	AB	2017	41	168	1.3	9.92	10.24	G5	N	113641.28+212813.6

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

WDS 11367+2128 STF 1558 AB (HD 100869) : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 11367+2128 STF 1558 AB (HD 100869) : MEASURES

No records found.

WDS 11367+2128 (HD 100869) : 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 11367+2128 (HD 100869) : ALADIN DSS IMAGE @ 11^h 36^m 41.28^s +21° 28' 13.6"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 11367+2128 STF 1558 AB (HD 100869) : 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		11367+2128	STF1558	AB	168	1.3
Show		11367+2128	STF1558	AB,C	276	43.3
Show		11367+2128	GII 95	Aa,Ab	120	0.3
Show		11372+2107	UC 2177	AB	208	9.1	23
Show		11378+2111	SLW 620		39	66.6	24
Show		11377+2107	UC 2179		4	10.4	26
Show		11396+2105	CVR 120		93	13.6	48
Show		11406+2102	STF1566		349	2.4	62
Show		11323+2144	NSN 616		125	1.7	64
Show		11321+2143	SLW 613		150	143.2	66
Show		11336+2225	HJ 2576		156	12.1	71
Show		11374+2245	POU3108		271	8.8	78
Show		11416+2211	KPP2632		201	24.4	81
Show		11377+2002	KPP3243		195	3.9	88
Show		11305+2104	SLN 69		296	2.8	90
Show		11428+2105	HU 888		179	0.5	90
Show		11314+2241	TDS7906		244	1.9	103
Show		11432+2031	CVR1379		165	4.8	109
Show		11301+2237	A 2484		160	0.5	114
Show		11299+2017	CVR 615		42	29.1	120
Show		11434+2245	HJ 2581		78	3.0	121
Show		11423+2302	LDS 926		22	105.1	122
Show		11342+2326	SLW 617		346	153.3	123
Show		11349+1921	GRV 837		267	10.8	130
Show		11276+2157	AZC 71		56	12.4	131
Show		11415+1934	UC 2191		297	23.7	133
Show		11274+2042	OSO 41		127	21.2	138
Show		11360+2346	POU3107		277	8.6	139
Show		11387+2344	LDS 923		196	18.4	139
Show		11279+2243	GRV 836		326	46.0	144
Show		11470+2056	CBL 357		262	25.2	148
Show		11345+1904	GWP1614		77	6.4	148
Show		11264+2047	LDS4098		245	18.4	151
Show		11323+1911	GWP1603		102	34.7	151
Show		11466+2231	KER 2	Aa,Ab	209	0.3	152
Show		11466+2231	ALP 17	AB	88	21.1	152
Show		11335+1903	GWP1607		91	109.7	152
Show		11396+1900	STF1565		304	22.2	155
Show		11265+2031	TOK 546		70	999.9	155
Show		11315+2349	POU3103		57	9.5	159
Show		11421+2351	POU3109		228	5.5	162
Show		11300+1917	GWP1593		311	14.6	163
Show		11425+2355	COU 390		102	0.4	167
Show		11391+1844	GWP1631		289	35.4	169
Show		11329+2408	POU3105		208	3.4	169
Show		11271+2313	KPP3239		211	6.0	170
Show		11441+1914	CBL 351		213	15.3	171
Show		11449+2346	POU3112		318	22.2	174
Show		11475+2002	HDS1665	Aa,Ab	133	1.0	175
Show		11475+2002	SHJ 130	AB	30	71.0	175
Show		11480+2013	MKT 7	Aa,Ab	23	0.0	176

WDS 11367+2128 : COMPONENTS

	A	Ab	B
Ab	pa=121.9° sep=0.28"
B	pa=169.0° sep=1.26"	pa=179.8° sep=1.09"
C	pa=276.9° sep=40.33"	pa=277.0° sep=40.59"	pa=278.6° sep=40.74"

11367+2128 A

Name	HD 100869	Coord arcsec 2000	113641.28+212813.6	Mag	9.92	Spectral class	G5 (yellow)
PmRA	-61.00	PmDE	-30.0	SAO	81900	Tycho2	1440-01494-1
HD	100869	GC	15915	DM	BD+22 2381

Tycho2

Tycho2	1440-01494-1	Pflag	P	RAmdeg	174.17205828	DEmdeg	21.47037615
PmRA	-60.9	PmDE	-29.9	E RAmdeg	24	E DEmdeg	26
E pmRA	1.1	E pmDE	1.1	EpRAm	1986.03	EpDEm	1985.04
Num	7	Q RAmdeg	2.3	Q DEmdeg	1.5	Q pmRA	2.3
Q pmDE	1.5	BTmag	10.639	E BTmag	0.049	VTmag	9.923
E VTmag	0.038	Prox	12	TYC	T	HIP
CCDM		RAdeg	174.17216000	DEdeg	21.47058389	EpRA 1990	1.75
EpDE 1990	1.66	E RAdeg	24.8	E DEdeg	27.1	Posflg	D
Corr	0.1

SAO

SAO	81900	DelFlag		RA1950		PmRA1950	-0.002
DE1950		PmDE1950	-0.031	Vmag	9.7	SpType	G5
Double code		Source	70	CatNum	15915	DM	BD+22 2381
DMcomp		BDsup		HD	100869	M HD	0
GC	15915	RA1950rad	3.02851546	DE1950rad	0.37956455	PmRA2000	-0.002
PmDE2000	-0.026

11367+2128 Ab

Coord arcsec 2000

113641.30+212813.5

Mag

10.2

Calc delta mag

0.3

Calc coord

yes

11367+2128 B

Coord arcsec 2000	113641.30+212812.4		Mag	10.24		PmRA	-61.00		PmDE	-30.0
Tycho2	1440-01494-2		Calc delta mag	0.34		Calc coord	yes

Tycho2

Tycho2	1440-01494-2	Pflag	P	RAmdeg	174.17205828	DEmdeg	21.47037615
PmRA	-60.9	PmDE	-29.9	E RAmdeg	24	E DEmdeg	26
E pmRA	1.1	E pmDE	1.1	EpRAm	1986.03	EpDEm	1985.04
Num	7	Q RAmdeg	2.3	Q DEmdeg	1.5	Q pmRA	2.3
Q pmDE	1.5	BTmag	10.833	E BTmag	0.056	VTmag	10.237
E VTmag	0.048	Prox	12	TYC		HIP
CCDM		RAdeg	174.17227306	DEdeg	21.47025667	EpRA 1990	1.76
EpDE 1990	1.66	E RAdeg	31.2	E DEdeg	34.1	Posflg	D
Corr	0.1

11367+2128 C

Coord arcsec 2000	113638.41+212818.4		Mag	9.89		PmRA	-63.00		PmDE	-26.0
Tycho2	1440-01076-1		Calc delta mag	0.01		Calc coord	yes

Tycho2

Tycho2	1440-01076-1	Pflag		RAmdeg	174.15919267	DEmdeg	21.47176516
PmRA	-62.8	PmDE	-27.0	E RAmdeg	19	E DEmdeg	20
E pmRA	0.8	E pmDE	0.8	EpRAm	1983.43	EpDEm	1981.93
Num	12	Q RAmdeg	0.9	Q DEmdeg	1.4	Q pmRA	1.0
Q pmDE	1.4	BTmag	10.326	E BTmag	0.038	VTmag	9.888
E VTmag	0.037	Prox	431	TYC	T	HIP
CCDM		RAdeg	174.15934917	DEdeg	21.47182250	EpRA 1990	1.76
EpDE 1990	1.63	E RAdeg	21.7	E DEdeg	24.3	Posflg
Corr	0.1