13581+4255 LDS 4422 AB

13^h 58^m 08.17^s +42° 54' 12.3" P.A. 103.00 sep 18.4 mag 11.81,14.30

Coord 2000	13581+4255	Discov num	LDS4422	Comp	AB	Coord arcsec 2000	13 58 08.17 +42 54 12.3
Date first	1955	Date last	2021	Obs	12
Pa first	102	Pa last	102.5	P.A. Now (θ)	102.5°
Sep first	18.3	Sep last	18.44	Sep. Now (ρ)	18.44"
Mag pri	11.81	Mag sec	14.30	delta mag (ΔM)	2.49	Spectral class
Pri motion ra	-118	Sec motion ra
Pri motion dec	+068	Sec motion dec
Notes

Nature of this double is uncertain.

13581+4255 SYSTEM COMPONENTS

Show	name	SAO	coord	wds_name	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show			13 58 08 +42 54 12	LDS 4422 Aa,Ab	2015	1	326	1.8	11.40	16.10	4.70
Show			13 58 08 +42 54 12	LDS 4422 AB	2021	12	103	18.4	11.81	14.30	2.49		<===

Triple system
2 estimated visually detectable stars in this system

OTHER CATALOGS AND DESIGNATIONS

Constellation

Canes Venatici

Tycho2

3033-00804-1

WDS 13581+4255 LDS 4422 AB : NOTES

No records found.

REFERENCES

refcode	metd	author	reference
LDS		Luyten p.m. catalog (from additional DD list)	...................

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
13581+4255	LDS4422	AB	2015	10	103	18.4	11.81	14.30			135808.17+425412.3
13581+4255	LDS4422	AB	2021	11	103	18.4	11.81	14.30			135808.17+425412.3

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

WDS 13581+4255 LDS 4422 AB : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 13581+4255 LDS 4422 AB : MEASURES

No records found.

WDS 13581+4255 : VIRTUAL EYEPIECE

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

WDS 13581+4255 : ALADIN DSS IMAGE @ 13^h 58^m 08.17^s +42° 54' 12.3"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 13581+4255 LDS 4422 AB : 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		13581+4255	LDS4422	AB	103	18.4
Show		13581+4255	LDS4422	Aa,Ab	326	1.8
Show		14020+4317	KPP3910		7	2.0	48
Show		13550+4215	CVR 714		234	14.7	53
Show		13539+4341	SLW 945		320	117.9	66
Show		14040+4314	A 1615		3	0.5	68
Show		13533+4211	HJ 1244	AB	130	6.9	69
Show		13533+4211	SKF1494	AC	137	143.1	69
Show		14011+4356	BVD 235		34	47.8	70
Show		13514+4337	LEP 138		45	6.4	86
Show		13518+4158	DEA 82		279	21.6	90
Show		13519+4128	BVD 234	AB	193	10.2	111
Show		13519+4128	BVD 234	AC	193	12.9	111
Show		13523+4427	SLW9004		172	9.1	113
Show		13577+4447	CVR1552		329	3.2	113
Show		13509+4422	A 1613	AB	259	3.1	118
Show		13509+4422	A 1613	AC	140	60.9	118
Show		13504+4133	LDS4414		98	8.4	119
Show		13537+4104	POP 153		348	1.0	119
Show		14075+4135	SKF 287		104	30.2	131
Show		14093+4206	CVR1566		85	3.7	133
Show		14059+4059	COU1585		215	0.9	144
Show		13459+4157	SLW 926		99	21.7	148
Show		14043+4507	ES 1156		260	2.5	151
Show		13537+4027	KPP 298		173	4.9	156
Show		14122+4225	HO 57		205	2.6	158
Show		14121+4216	SKF 42		101	13.6	160
Show		13445+4354	CVR1537		128	3.4	161
Show		13540+4016	MTR 6		239	8.5	166
Show		14081+4503	COU1755		167	1.2	168
Show		14122+4411	STT 278		272	0.4	172
Show		14098+4454	UC 2692		249	4.6	174
Show		14131+4200	TDS9129		238	0.8	174
Show		13460+4102	STF1783		48	2.6	176
Show		13509+4531	HDS1949		59	0.1	176
Show		13468+4500	SLW 929		242	131.5	176
Show		14107+4108	HJ 1247		135	6.2	176
Show		13489+4031	LDS4411		165	71.3	178
Show		13459+4500	BVD 233		324	23.1	183
Show		13498+4534	RAO 303		24	0.5	184
Show		14018+4558	UC 2660		278	39.3	188
Show		14109+4502	ZHN 23		185	125.7	189
Show		14102+4512	SLW 978		283	64.8	190
Show		14080+4535	FOX 70		224	1.8	191
Show		13500+4005	TDS8992		35	0.4	192
Show		13491+4541	CVR1545		291	3.8	193
Show		13479+4020	CVR 144		72	54.8	193
Show		14148+4406	SLW 985		200	95.2	195
Show		14058+3959	HJ 2700		206	23.3	196
Show		13427+4119	SLW 917		333	30.3	197
Show		13462+4524	HJ 2680		146	24.2	198

WDS 13581+4255 : COMPONENTS

	A	Ab
Ab	pa=333.5° sep=1.64"
B	pa=106.8° sep=13.78"	pa=111.4° sep=14.95"

13581+4255 A

Coord arcsec 2000	135808.17+425412.3		Mag	11.81		PmRA	-118.00		PmDE	68.0
Tycho2	3033-00804-1

Tycho2

Tycho2	3033-00804-1	Pflag		RAmdeg	209.53405019	DEmdeg	42.90342840
PmRA	-114.5	PmDE	67.1	E RAmdeg	64	E DEmdeg	62
E pmRA	1.7	E pmDE	1.6	EpRAm	1972.63	EpDEm	1970.93
Num	4	Q RAmdeg	0.5	Q DEmdeg	2.3	Q pmRA	0.5
Q pmDE	2.2	BTmag	12.625	E BTmag	0.191	VTmag	11.805
E VTmag	0.136	Prox	999	TYC		HIP
CCDM		RAdeg	209.53441278	DEdeg	42.90327333	EpRA 1990	1.64
EpDE 1990	1.67	E RAdeg	72.3	E DEdeg	70.0	Posflg
Corr	-0.2

13581+4255 Ab

Coord arcsec 2000	135808.10+425413.8		Mag	16.1		PmRA	-115.00		PmDE	66.0
Calc delta mag	4.7		Calc coord	yes

13581+4255 B

Coord arcsec 2000

135809.37+425408.3

Mag

14.3

Calc delta mag

2.9

Calc coord

yes