15532+1312 STT 583 (39 Ser)

15^h 53^m 12.10^s +13° 11' 47.8" P.A. 81.00 sep 81.3 mag 6.10,11.80 Sp G0IV dist. 17.35 pc (56.6 l.y.)

Coord 2000	15532+1312	Discov num	STT 583	Comp		Coord arcsec 2000	15 53 12.10 +13 11 47.8
Date first	1862	Date last	2013	Obs	10
Pa first	131	Pa last	81.3	P.A. Now (θ)	81.3°
Sep first	106.4	Sep last	81.28	Sep. Now (ρ)	81.28"
Mag pri	6.10	Mag sec	11.80	delta mag (ΔM)	5.7	Spectral class	G0IV (yellow)
Pri motion ra	-151	Sec motion ra
Pri motion dec	-561	Sec motion dec
Notes	N U (See Notes, Proper motion indicates non-physical)

This double is not physical.

OTHER CATALOGS AND DESIGNATIONS

Name	39 Ser	Var name	NSV7313 Ser	Constellation	Serpens	SAO	101792
HIP	77801	Tycho2	0955-01148-1	HD	142267	HR	5911
GC	21337	GL	NN 3924	BD	BD+13 3024	Flamsteed	39 Serpentis
Flamsteed name	39 Ser	FK5	3254	Distance	17.35	Distance ly	56.6

SUSPECTED ORBITAL ELEMENTS

Identifier	15532+1312 STT 583 A
coord_arcsec_2000	155312.19+131152.8

Period (P)	138.603d		Periastron (T)	44165.4d (1979.797y)		Semi-major axis (a)	2.8m	± 0.5
Eccentricity (e)	0.5		Inclination (i)	84.8°	± 7.3	Longitude of periastron (ω)	286.4°
Node (Ω)	41.6°	± 9.3	Notes	n		Reference	Ren2013
Equinox	2000		Last observation			Grade	9	(1=Definitive, 9=Indet.)

label	theta	rho
2000-01-01	52.2	0.001
2001-01-01	221.8	0.002
2002-01-01	205.7	0.001
2003-01-01	45.6	0.002
2004-01-01	218.9	0.003
2005-01-01	171.5
2006-01-01	39.9	0.002
2007-01-01	216.2	0.003
2008-01-01	68.0	0.001
2009-01-01	229.0	0.001
2010-01-01	212.3	0.002
2011-01-01	50.9	0.002
2012-01-01	221.3	0.003
2013-01-01	203.8	0.001
2014-01-01	44.9	0.002
2015-01-01	218.6	0.003
2016-01-01	156.5
2017-01-01	38.5	0.001
2018-01-01	215.8	0.003
2019-01-01	63.6	0.001
2020-01-01	226.5	0.001
2021-01-01	211.6	0.002
2022-01-01	49.8	0.002
2023-01-01	220.9	0.003
2024-01-01	201.6	0.001
2025-01-01	44.2	0.002
2026-01-01	218.2	0.003
2027-01-01	136.7
2028-01-01	36.3	0.001
2029-01-01	215.3	0.002
2030-01-01	60.3	0.001

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

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

WDS 15532+1312 STT 583 (39 Ser) : NOTES

discov_num	notes	refcode
STT 583	39 Ser.
	Optical pair, based on study of relative motion of the components
	using the method of apparent motion parameters.	Kiy2008
	A: Ren & Fu (2013) calculated an astrometric orbit, combining
	Hipparcos Intermediate Astrometric Data with spectroscopic elements by
	Beavers & Salzer (1985). They derived component masses 1.00 and 0.14	Bvr1985
	Msun and an estimated semimajor axis of 31.31 mas.	Ren2013
	Rectilinear solution by Hurowitz et al. (2014).	USN2014a

REFERENCES

refcode	metd	author	reference
Bvr1985	orb -	Beavers, W.I. & Salzer, J.J.	1985PASP...97..355B
Bvr1985		PASP 97, 355, 1985
Kiy2008	-	Kiyaeva, O.V., Kiselev, A.A. & Izmailov, I.S.	2008SvAL...32..405K
Kiy2008		SvAL 34, 405, 2008
Ren2013	orb -	Ren, S. & Fu, Y.	2013AJ....145...81R
Ren2013		AJ 145, 81, 2013
USN2014a	lin -	Hurowitz, J.L., Hartkopf, W.I., & Mason, B.D.	2014IAUDS.182....1H
USN2014a		Inf. Circ. 182, 1, 2014

DISCOVERER

idgroup	discov	author
1	STT	Struve, O.

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
15532+1312	STT 583		1998	9	86	102.4	6.10	11.80	G0IV	N D	155312.19+131152.8
15532+1312	STT 583		2013	10	81	81.3	6.10	11.80	G0IV	NLD	155312.19+131152.8

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

WDS 15532+1312 STT 583 (39 Ser) : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 15532+1312 STT 583 (39 Ser) : MEASURES

No records found.

WDS 15532+1312 (39 Ser) : VIRTUAL EYEPIECE

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

WDS 15532+1312 (39 Ser) : ALADIN DSS IMAGE @ 15^h 53^m 12.10^s +13° 11' 47.8"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 15532+1312 STT 583 (39 Ser) : 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		15532+1312	STT 583		81	81.3	1
Show		15550+1340	NSN 673		302	1.4	39
Show		15514+1359	TDS9663		88	0.6	55
Show		15565+1353	LEP 75		42	40.7	64
Show		15543+1416	SKF 258		281	8.0	67
Show		15568+1229	STF1988		249	1.7	68
Show		15488+1243	LSC 61		96	0.5	70
Show		15564+1204	BPM 644		136	106.4	83
Show		15586+1336	GWP2569		173	17.5	83
Show		15483+1400	A 1637		258	2.7	87
Show		15593+1316	GWP2571		66	95.6	89
Show		15509+1441	STF1978		233	14.8	95
Show		16001+1317	GRV 919	DC	355	45.2	102
Show		15593+1410	GWP2572		307	10.2	106
Show		15463+1346	AHD 9		54	33.2	107
Show		15597+1402	UC 3101		90	28.6	107
Show		15472+1211	GWP2552		191	111.2	108
Show		15501+1134	BPM 640		359	76.5	108
Show		16003+1346	BPM 646		138	49.7	110
Show		15501+1455	BUG 13		17	0.9	113
Show		16009+1316	STT 303	AB	175	1.6	113
Show		16009+1316	BU 1536	AC	13	79.1	113
Show		16002+1412	CLL 9	AB	66	63.4	119
Show		16002+1412	CLL 9	AC	102	66.4	119
Show		15458+1402	A 1636		134	2.4	119
Show		16002+1412	AG 348	BC	170	40.8	120
Show		16014+1307	BPM 648		47	116.5	120
Show		15508+1114	SLW1143		300	9.6	123
Show		15539+1518	BPM 642		307	93.9	127
Show		15540+1519	CVR 806		158	18.3	128
Show		15499+1512	BPM 639		281	70.6	130
Show		15567+1109	SLW1151		196	160.7	134
Show		15529+1526	MUG 21	AB	170	2.5	135
Show		15529+1526	MUG 21	Ba,Bb	111	0.1	135
Show		16005+1439	LAU 2		68	36.5	136
Show		16004+1437	STF1995		319	14.3	138
Show		15585+1506	LDS4614		345	27.8	138
Show		16003+1140	A 1639	AB	90	0.3	139
Show		16003+1140	STF1992	AB,C	326	6.9	139
Show		16020+1218	GWP2579		144	31.4	140
Show		16027+1257	HEI 240		117	1.3	140
Show		15521+1052	BAG 7		57	0.1	141
Show		15531+1533	BUG 11		190	0.3	141
Show		15511+1531	GWP2558		239	16.0	143
Show		16008+1139	GII 42		216	1.7	145
Show		15574+1527	ALD 3		30	1.7	148
Show		15432+1340	BU 619	AB	357	0.7	149
Show		15432+1340	BU 619	BC	47	0.3	149
Show		16030+1359	STF2000	AB	226	2.6	152
Show		16018+1437	HEI 68		64	4.2	152
Show		15555+1542	LDS4602		189	56.0	155

WDS 15532+1312 : COMPONENTS

	A
B	pa=81.1° sep=79.18"

15532+1312 A

Componente originario normalizzato	AB	Name	39 Ser	Coord arcsec 2000	155312.10+131147.8	Mag	6.1
Spectral class	G0IV (yellow)	PmRA	-151.00	PmDE	-561.0	SAO	101792
HIP	77801	Tycho2	0955-01148-1	HD	142267	HR	5911
GC	21337	BD	BD+13 3024	Flamsteed	39 Serpentis	Flamsteed name	39 Ser
FK5	3254

Tycho2

Tycho2	0955-01148-1	Pflag		RAmdeg	238.30040632	DEmdeg	13.19662427
PmRA	-150.3	PmDE	-561.8	E RAmdeg	4	E DEmdeg	5
E pmRA	1.0	E pmDE	0.9	EpRAm	1991.37	EpDEm	1991.03
Num	18	Q RAmdeg	0.5	Q DEmdeg	0.4	Q pmRA	0.4
Q pmDE	0.6	BTmag	6.794	E BTmag	0.015	VTmag	6.149
E VTmag	0.010	Prox	999	TYC	T	HIP	77801
CCDM		RAdeg	238.30076139	DEdeg	13.19794778	EpRA 1990	1.72
EpDE 1990	1.52	E RAdeg	3.8	E DEdeg	4.5	Posflg
Corr	0.0

SAO

SAO	101792	DelFlag		RA1950		PmRA1950	-0.0104
DE1950		PmDE1950	-0.559	Vmag	6.2	SpType	G0
Double code		Source	70	CatNum	21337	DM	BD+13 3024
DMcomp		BDsup		HD	142267	M HD	0
GC	21337	RA1950rad	4.14895402	DE1950rad	0.23303621	PmRA2000	-0.0102
PmDE2000	-0.557

Hipparcos

Catalog	H	HIP	77801	Proxy		RAhms	15 53 12.19
DEdms	+13 11 52.8	Vmag	6.07	VarFlag		R Vmag	H
RAdeg	238.301	DEdeg	13.198	AstroRef		Plx	57.27
CCDM	15533+1312	N CCDM	I	Nsys	1	Ncomp	1
MultFlag		Source		Qual		M HIP
Theta		Rho		HD	142267	BD	BD+13 3024
CD		CP		Dm number	+13 3024	VIred	0.71
SpType	G0IV	R SpType		Coord arcsec 2000	155312.19+131152.8

Hipparcos 2

HIP	77801	Sn	5	So	0	Nc	1
RArad	4.1591332462	DErad	0.2303483877	Plx	57.64	PmRA	-150.28
PmDE	-561.91	E RArad	0.45	E DErad	0.34	E Plx	0.54
E pmRA	0.74	E pmDE	0.53	Hpmag	6.2062	E Hpmag	0.0013
SHp	0.008	VA	0	BV	0.598	E BV	0.005
VI	0.71

15532+1312 B

Componente originario normalizzato	AB		Coord arcsec 2000	155317.46+131200.1		Mag	11.8		Calc delta mag	5.7
Calc coord	yes