06238+0436 STF 900 AB (Eps Mon)

06^h 23^m 46.10^s +04° 35' 34.2" P.A. 29.00 sep 12.2 mag 4.42,6.64 Sp A5IV+F5V dist. 37.5 pc (122.32 l.y.)

Coord 2000	06238+0436	Discov num	STF 900	Comp	AB	Coord arcsec 2000	06 23 46.10 +04 35 34.2
Date first	1822	Date last	2019	Obs	92
Pa first	24	Pa last	29.2	P.A. Now (θ)	29.2°
Sep first	13.5	Sep last	12.154	Sep. Now (ρ)	12.154"
Mag pri	4.42	Mag sec	6.64	delta mag (ΔM)	2.22	Spectral class	A5IV+F5V (white/yellow-white)
Pri motion ra	-022	Sec motion ra	-022
Pri motion dec	+011	Sec motion dec	+011
Notes	N Z (See Notes, Parallax indicates components are physical)

This double is physical.

06238+0436 SYSTEM COMPONENTS

Show	name	SAO	coord	wds_name	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show	Eps Mon	113810	06 23 46 +04 35 34	STF 900 AB	2019	92	29	12.2	4.42	6.64	2.22		<===
Show		113810	06 23 46 +04 35 34	STF 900 AC	2013	8	254	92.4	4.42	12.74	8.32

Triple system
3 estimated visually detectable stars in this system

OTHER CATALOGS AND DESIGNATIONS

Name	Eps Mon	Constellation	Monoceros	SAO	113810	HIP	30419
Tycho2	0141-02452-1	Gaia DR2	3131481481815810432	HD	44769	HR	2298
GC	8240	ADS	5012	BD	BD+04 1236	Bayer	Epsilon Monocerotis
Bayer name	Eps Mon	Flamsteed	8 Monocerotis	Flamsteed name	8 Mon	FK5	244
Distance	37.5	Distance ly	122.32	Bayer greek	ε Mon

WDS 06238+0436 STF 900 AB (Eps Mon) : NOTES

discov_num	notes	refcode
STF 900	eps Mon. A is a spectroscopic binary, P = 331d? B is BD+04@1237.
	AB: H 3 29.	MEv2010

REFERENCES

refcode	metd	author	reference
MEv2010	-	MacEvoy, B.	...................
MEv2010		private communication, 2010 (see http://www.handprint.com/ASTRO/index.html)

DISCOVERER

idgroup	discov	author
1	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
06238+0436	STF 900	AB	2004	71	29	12.1	4.42	6.64	A5IV F5V	NYD	062346.10+043534.2
06238+0436	STF 900	AB	2008	72	29	12.5	4.42	6.64	A5IV F5V	NYD	062346.10+043534.2
06238+0436	STF 900	AB	2009	74	30	12.2	4.42	6.64	A5IV F5V	NYD	062346.10+043534.2
06238+0436	STF 900	AB	2010	78	29	12.2	4.42	6.64	A5IV F5V	NYD	062346.10+043534.2
06238+0436	STF 900	AB	2011	80	31	12.3	4.42	6.64	A5IV F5V	NYD	062346.10+043534.2
06238+0436	STF 900	AB	2012	82	29	12.2	4.42	6.64	A5IV F5V	NYD	062346.10+043534.2
06238+0436	STF 900	AB	2013	85	29	12.3	4.42	6.64	A5IV F5V	NYD	062346.10+043534.2
06238+0436	STF 900	AB	2016	86	28	12.0	4.42	6.64	A5IV+F5V	NZ	062346.10+043534.2
06238+0436	STF 900	AB	2017	89	29	12.0	4.42	6.64	A5IV+F5V	NZ	062346.10+043534.2
06238+0436	STF 900	AB	2019	92	30	12.2	4.42	6.64	A5IV+F5V	NZ	062346.10+043534.2

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

WDS 06238+0436 STF 900 AB (Eps Mon) : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 06238+0436 STF 900 AB (Eps Mon) : MEASURES

No records found.

WDS 06238+0436 (Eps Mon) : 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 06238+0436 (Eps Mon) : ALADIN DSS IMAGE @ 06^h 23^m 46.10^s +04° 35' 34.2"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 06238+0436 STF 900 AB (Eps Mon) : 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		06238+0436	STF 900	AB	29	12.2	1
Show		06238+0436	STF 900	AC	254	92.4	1
Show		06236+0444	BAL2660		224	10.8	9
Show		06245+0411	HDS 876		174	0.1	27
Show		06259+0431	A 2724		196	0.8	33
Show		06265+0435	BAL2663		220	10.0	41
Show		06233+0353	BAL2165		60	14.4	44
Show		06244+0519	HDS 874		191	9.4	45
Show		06248+0346	BAL2166		182	13.1	53
Show		06238+0528	A 2811		39	3.4	53
Show		06269+0409	HEI 699		170	0.5	55
Show		06269+0404	STF 911		155	11.7	57
Show		06221+0341	BAL2164		204	4.6	60
Show		06207+0517	CAT 2		75	1.0	62
Show		06265+0347	BAL2168		260	8.2	64
Show		06211+0524	J 974		199	4.1	64
Show		06251+0333	BAL2167		201	12.4	66
Show		06274+0354	BAL2169		280	6.7	68
Show		06192+0436	KPP3190		337	13.5	69
Show		06192+0430	BAL2659		327	18.4	69
Show		06287+0448	J 660		99	2.6	75
Show		06287+0452	J 659		244	1.9	76
Show		06276+0345	BAL2171		84	9.5	76
Show		06273+0532	SLE 285		74	18.3	78
Show		06282+0516	STF 915	AB	43	5.9	79
Show		06282+0516	STF 915	AC	129	39.6	79
Show		06208+0544	STF 895		58	29.1	82
Show		06275+0323	BAL2170		88	7.1	91
Show		06264+0311	A 2670		335	2.3	94
Show		06268+0310	A 2671		161	1.3	97
Show		06290+0335	BAL2172		262	14.6	98
Show		06253+0300	A 2669		256	0.3	98
Show		06305+0420	STF 920	AB	210	9.5	102
Show		06305+0420	SLE 288	AC	70	30.7	102
Show		06173+0506	CAT 1	Aa,Ab	71	0.8	102
Show		06173+0506	ENG 26	AB	240	178.7	102
Show		06173+0506	BUP 87	AC	242	43.0	102
Show		06173+0506	BUP 87	AD	210	67.9	102
Show		06173+0506	LEP 24	AE	307	103.0	102
Show		06296+0529	SLE 286		54	17.3	103
Show		06217+0614	TDS3771		47	0.7	103
Show		06253+0256	BAL1693		272	5.7	103
Show		06173+0506	PRV 3	Ea,Eb	157	0.5	104
Show		06283+0556	J 658		278	3.5	104
Show		06212+0259	BAL2163		247	5.9	104
Show		06309+0439	J 691		205	1.3	107
Show		06296+0542	SLE 287		209	8.6	111
Show		06233+0245	BAL1692		276	8.9	111
Show		06308+0518	SLE 289		286	9.9	113
Show		06259+0248	HEI 698		67	0.6	113
Show		06191+0606	HAU 18		321	14.5	115

WDS 06238+0436 : COMPONENTS

	A	B
B	pa=29.1° sep=12.14"
C	pa=253.4° sep=92.15"	pa=248.6° sep=101.19"

06238+0436 A

Name	Eps Mon	Coord arcsec 2000	062346.10+043534.2	Mag	4.42	Spectral class	A5IV (white)
PmRA	-22.00	PmDE	11.0	SAO	113810	HIP	30419
Tycho2	0141-02452-1	HD	44769	HR	2298	GC	8240
BD	BD+04 1236	Bayer	Epsilon Monocerotis	Bayer name	Eps Mon	Flamsteed	8 Monocerotis
Flamsteed name	8 Mon	FK5	244

Tycho2

Tycho2	0141-02452-1	Pflag		RAmdeg	95.94203484	DEmdeg	4.59286794
PmRA	-16.9	PmDE	11.8	E RAmdeg	4	E DEmdeg	4
E pmRA	0.5	E pmDE	0.4	EpRAm	1990.41	EpDEm	1990.32
Num	20	Q RAmdeg	1.5	Q DEmdeg	1.5	Q pmRA	1.4
Q pmDE	1.8	BTmag	4.629	E BTmag	0.014	VTmag	4.423
E VTmag	0.009	Prox	124	TYC	T	HIP	30419
CCDM	A	RAdeg	95.94207361	DEdeg	4.59283944	EpRA 1990	1.71
EpDE 1990	1.60	E RAdeg	3.5	E DEdeg	3.8	Posflg
Corr	0.0

SAO

SAO	113810	DelFlag		RA1950		PmRA1950	-0.0013
DE1950		PmDE1950	0.01	Vmag	4.5	SpType	A5
Double code		Source	74	CatNum	244	DM	BD+04 1236
DMcomp		BDsup		HD	44769	M HD	0
GC	8240	RA1950rad	1.6629388	DE1950rad	0.08063266	PmRA2000	-0.0011
PmDE2000	0.011

Hipparcos

Catalog	H	HIP	30419	Proxy		RAhms	06 23 46.10
DEdms	+04 35 34.2	Vmag	4.39	VarFlag		R Vmag	H
RAdeg	95.9421	DEdeg	4.59284	AstroRef	A	Plx	25.39
CCDM	06237+0436	N CCDM	I	Nsys	2	Ncomp	1
MultFlag	C	Source	P	Qual	A	M HIP
Theta		Rho		HD	44769	BD	BD+04 1236
CD		CP		Dm number	+04 1236	VIred	0.25
SpType	A5IV	R SpType		Coord arcsec 2000	062346.10+043534.2

Hipparcos 2

HIP	30419	Sn	95	So	3	Nc	1
RArad	1.6745050725	DErad	0.08016016	Plx	26.67	PmRA	-22.06
PmDE	10.91	E RArad	0.75	E DErad	0.59	E Plx	0.9
E pmRA	0.97	E pmDE	0.71	Hpmag	4.4559	E Hpmag	0.0052
SHp	0.016	VA	0	BV	0.215	E BV	0.015
VI	0.25

06238+0436 B

Coord arcsec 2000	062346.50+043544.8	Mag	6.64	Spectral class	F5V (yellow-white)	PmRA	-22.00
PmDE	11.0	SAO	113811	HIP	30422	Tycho2	0141-02451-1
HD	44770	HR	2299	GC	8241	BD	BD+04 1237
Flamsteed	8 Monocerotis	Flamsteed name	8 Mon	Calc delta mag	2.22	Calc coord	yes

SAO

SAO	113811	DelFlag		RA1950		PmRA1950	-0.0016
DE1950		PmDE1950	-0.011	Vmag	6.5	SpType	A5
Double code		Source	70	CatNum	8241	DM	BD+04 1237
DMcomp		BDsup		HD	44770	M HD	0
GC	8241	RA1950rad	1.66296689	DE1950rad	0.08068582	PmRA2000	-0.0014
PmDE2000	-0.01

Hipparcos

Catalog	H	HIP	30422	Proxy		RAhms	06 23 46.50
DEdms	+04 35 45.1	Vmag	6.72	VarFlag		R Vmag	G
RAdeg	95.9437	DEdeg	4.59587	AstroRef	B	Plx	41.09
CCDM	06237+0436	N CCDM	I	Nsys	2	Ncomp	1
MultFlag	C	Source	I	Qual	A	M HIP
Theta		Rho		HD	44770	BD	BD+04 1237
CD		CP		Dm number	+04 1237	VIred	0.52
SpType	F5V	R SpType		Coord arcsec 2000	062346.50+043545.1

Hipparcos 2

HIP	30422	Sn	95	So	3	Nc	1
RArad	1.6745340225	DErad	0.0802130606	Plx	26.95	PmRA	-21.86
PmDE	11.35	E RArad	0.82	E DErad	0.64	E Plx	0.99
E pmRA	1.06	E pmDE	0.79	Hpmag	6.9232	E Hpmag	0.0442
SHp	0	VA	0	BV	0.45	E BV	0.015
VI	0.52

06238+0436 C

Coord arcsec 2000	062340.19+043508.0		Mag	12.74		PmRA	2.00		PmDE	-1.0
Calc delta mag	8.32		Calc coord	yes