13577-1717 HJ 2692 AC

13^h 57^m 42.96^s -17° 17' 30.8" P.A. 227.00 sep 29.9 mag 10.49,11.60

Coord 2000	13577-1717	Discov num	HJ 2692	Comp	AC	Coord arcsec 2000	13 57 42.96 -17 17 30.8
Date first	1831	Date last	2015	Obs	19
Pa first	220	Pa last	226.9	P.A. Now (θ)	226.9°
Sep first	25.0	Sep last	29.914	Sep. Now (ρ)	29.914"
Mag pri	10.49	Mag sec	11.60	delta mag (ΔM)	1.11	Spectral class
Pri motion ra	+027	Sec motion ra	+015
Pri motion dec	-029	Sec motion dec	-006
Notes	N (See Notes)

rPM=0.655

Nature of this double is uncertain.

13577-1717 SYSTEM COMPONENTS

Show	name	SAO	coord	wds_name	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show			13 57 43 -17 17 31	WHC 12 AB	2016	19	320	3.1	10.49	11.27	0.78
Show			13 57 43 -17 17 31	HJ 2692 AC	2015	19	227	29.9	10.49	11.60	1.11		<===

Triple system
3 estimated visually detectable stars in this system

OTHER CATALOGS AND DESIGNATIONS

Constellation

Virgo

Tycho2

6140-00730-1

Gaia DR2

6294469254565597056

WDS 13577-1717 HJ 2692 AC : NOTES

discov_num	notes	refcode
WHC 12	Wilson's 1882 distance for AC should read 31".42 (+ 1/2 rev.)	B__1950c

REFERENCES

refcode	metd	author	reference
B__1950c	Ma -	van den Bos, W.H.	1950CiUO..109..371V
B__1950c		Union Obs. Johannesburg Circ. 109, 371, 1950

DISCOVERER

idgroup	discov	author
1	HJ	Herschel, J.F.W.
50	WHC	Wilson, H.C.

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
13577-1717	HJ 2692	AC	1998	15	226	30.0	10.49	11.60		D	135742.96-171730.8
13577-1717	HJ 2692	AC	2008	16	224	30.6	10.49	11.60		D	135742.96-171730.8
13577-1717	HJ 2692	AC	2012	18	226	29.8	10.49	11.60		N D	135742.96-171730.8
13577-1717	HJ 2692	AC	2015	19	227	29.9	10.49	11.60		N	135742.96-171730.8

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

WDS 13577-1717 HJ 2692 AC : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 13577-1717 HJ 2692 AC : MEASURES

No records found.

WDS 13577-1717 : VIRTUAL EYEPIECE

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

WDS 13577-1717 : ALADIN DSS IMAGE @ 13^h 57^m 42.96^s -17° 17' 30.8"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 13577-1717 HJ 2692 AC : 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		13577-1717	WHC 12	AB	320	3.1
Show		13577-1717	HJ 2692	AC	227	29.9
Show		14009-1718	KPP 545		329	5.1	47
Show		13565-1759	LDS4420		157	26.5	47
Show		13544-1711	OCC 856		-1	0.1	49
Show		13579-1629	GWP2155		297	198.2	49
Show		13581-1621	NSN 421		204	0.7	57
Show		14018-1720	KPP1273		156	9.7	59
Show		14014-1636	ARA 74		13	12.8	68
Show		13565-1612	OCC 895		-1	0.1	69
Show		14019-1754	HDS1971		176	0.2	70
Show		14031-1736	BGH 49		25	139.1	80
Show		13558-1602	UC 2637		136	28.4	81
Show		13581-1843	LDS 466		207	14.6	86
Show		14023-1813	GWP2187		34	17.2	86
Show		13542-1601	GWP2128		217	412.5	93
Show		13515-1641	GWP2105	AB	121	6.8	97
Show		13515-1641	GWP2106	AC	124	6.4	97
Show		14046-1720	UC 2675		351	20.6	100
Show		13526-1610	SKI 12	AB	334	3.5	100
Show		13526-1610	SKI 15	AC	277	19.9	100
Show		14002-1855	KPP 301		298	3.8	104
Show		13509-1756	ARA 230		82	8.2	104
Show		13525-1830	GWP2114		165	3.4	105
Show		13518-1819	GWP2108		235	6.6	105
Show		13549-1541	GWP2136		155	44.9	105
Show		14000-1859	GWP2165		131	128.7	106
Show		14036-1826	HJ 2698		292	22.5	109
Show		14009-1536	GWP2176	AB	293	117.8	111
Show		14009-1536	GWP2177	AC	47	474.8	111
Show		13527-1843	WSI 78		113	0.0	112
Show		13551-1531	GWP2139		98	275.9	113
Show		13542-1535	UC 2631		234	21.1	115
Show		14028-1850	YMG 58		166	1.8	118
Show		14049-1815	GWP2209		106	34.6	118
Show		14022-1857	UC 2664		220	9.5	119
Show		13521-1846	UC 2629		152	24.4	120
Show		14015-1528	GWP2182		331	61.0	123
Show		14056-1804	S 659	AB	171	31.9	123
Show		13576-1922	UC 2644		336	42.1	125
Show		14007-1915	J 2661		310	5.8	125
Show		13539-1910	HU 898		303	0.4	125
Show		13488-1648	HJ 2684		231	29.4	131
Show		14069-1711	HJ 1245	AB	294	10.6	131
Show		13488-1645	HJ 2683		28	14.7	132
Show		13560-1505	TDS9036		89	0.8	135
Show		13516-1904	GWP2107		265	65.7	138
Show		13542-1508	SKI 7		110	2.5	140
Show		14075-1656	LDS4434		330	24.5	141
Show		13486-1810	GWP2092		78	10.1	142
Show		14072-1811	GWP2227		270	10.7	146

WDS 13577-1717 : COMPONENTS

	A	B
B	pa=320.9° sep=3.08"
C	pa=225.6° sep=29.20"	pa=219.6° sep=29.65"

13577-1717 A

Coord arcsec 2000	135742.96-171730.8		Mag	10.49		PmRA	27.00		PmDE	-29.0
Tycho2	6140-00730-1

Tycho2

Tycho2	6140-00730-1	Pflag		RAmdeg	209.42902261	DEmdeg	-17.29190714
PmRA	26.6	PmDE	-29.2	E RAmdeg	21	E DEmdeg	32
E pmRA	1.8	E pmDE	1.9	EpRAm	1990.20	EpDEm	1988.08
Num	4	Q RAmdeg	1.4	Q DEmdeg	0.2	Q pmRA	1.4
Q pmDE	0.2	BTmag	11.177	E BTmag	0.049	VTmag	10.536
E VTmag	0.039	Prox	31	TYC	T	HIP
CCDM		RAdeg	209.42895944	DEdeg	-17.29184194	EpRA 1990	1.89
EpDE 1990	1.97	E RAdeg	21.3	E DEdeg	33.0	Posflg
Corr	0.2

13577-1717 B

Coord arcsec 2000	135742.82-171728.4		Mag	11.27		PmRA	-27.00		PmDE	39.0
Tycho2	6140-00730-2		Calc delta mag	0.78		Calc coord	yes

Tycho2

Tycho2	6140-00730-2	Pflag		RAmdeg	209.42844722	DEmdeg	-17.29120303
PmRA	20.2	PmDE	-23.2	E RAmdeg	39	E DEmdeg	61
E pmRA	2.8	E pmDE	2.8	EpRAm	1989.55	EpDEm	1986.16
Num	2	Q RAmdeg		Q DEmdeg		Q pmRA
Q pmDE		BTmag	11.969	E BTmag	0.096	VTmag	11.315
E VTmag	0.080	Prox	31	TYC		HIP
CCDM		RAdeg	209.42839972	DEdeg	-17.29115139	EpRA 1990	1.89
EpDE 1990	1.97	E RAdeg	40.0	E DEdeg	62.7	Posflg
Corr	0.2

13577-1717 C

Coord arcsec 2000	135741.50-171751.2		Mag	11.6		PmRA	15.00		PmDE	-6.0
Tycho2	6140-00667-1		Calc delta mag	1.11		Calc coord	yes

Tycho2

Tycho2	6140-00667-1	Pflag		RAmdeg	209.42266598	DEmdeg	-17.29766269
PmRA	12.6	PmDE	-8.8	E RAmdeg	46	E DEmdeg	38
E pmRA	2.2	E pmDE	2.3	EpRAm	1985.42	EpDEm	1980.33
Num	5	Q RAmdeg	1.1	Q DEmdeg	1.4	Q pmRA	1.1
Q pmDE	1.4	BTmag	12.428	E BTmag	0.165	VTmag	11.600
E VTmag	0.102	Prox	301	TYC		HIP
CCDM		RAdeg	209.42263417	DEdeg	-17.29764028	EpRA 1990	1.88
EpDE 1990	1.97	E RAdeg	48.9	E DEdeg	77.2	Posflg
Corr	0.2