22544+5538 HJ 1830 AC

22^h 54^m 24.72^s +55° 39' 44.7" P.A. 83.00 sep 13.6 mag 10.45,11.40

Coord 2000	22544+5538	Discov num	HJ 1830	Comp	AC	Coord arcsec 2000	22 54 24.72 +55 39 44.7
Date first	1828	Date last	2016	Obs	14
Pa first	83	Pa last	82.6	P.A. Now (θ)	82.6°
Sep first	8.0	Sep last	13.559	Sep. Now (ρ)	13.559"
Mag pri	10.45	Mag sec	11.40	delta mag (ΔM)	0.95	Spectral class
Pri motion ra	+012	Sec motion ra	-001
Pri motion dec	+002	Sec motion dec	+000
Notes	N (See Notes)

rPM=1.081

This double is not physical.

22544+5538 SYSTEM COMPONENTS

Show	name	SAO	coord	wds_name	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show			22 54 25 +55 39 45	ES 691 AB	2015	9	276	7.0	10.45	13.50	3.05
Show			22 54 25 +55 39 45	HJ 1830 AC	2016	14	83	13.6	10.45	11.40	0.95		<===
Show			22 54 25 +55 39 45	ES 691 AD	2015	9	272	20.6	10.45	13.53	3.08
Show			22 54 22 +55 39 45	ES 691 DC	2015	9	88	34.0	13.53	11.40	2.13

Quadruple system
4 estimated visually detectable stars in this system

OTHER CATALOGS AND DESIGNATIONS

Constellation

Lacerta

Tycho2

3989-00231-1

Gaia DR2

2003719826915656960

WDS 22544+5538 HJ 1830 AC : NOTES

discov_num	notes	refcode
HJ 1830	The 1917.81 Vatican Observatory measure of AC was originally	Vat1926
	attributed to DC.

REFERENCES

refcode	metd	author	reference
Vat1926	Ma j	Vatican Obs.	.
Vat1926	+Pa	Astrographic Cat. Appendix 3, 1926, 1930

DISCOVERER

idgroup	discov	author
1	ES	Espin, T.E.
96	HJ	Herschel, J.F.W.

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
22544+5538	HJ 1830	AC	2006	7	83	13.6	10.45	11.40		N D	225424.72+553944.7
22544+5538	HJ 1830	AC	2010	10	83	13.2	10.45	11.40		N	225424.72+553944.7
22544+5538	HJ 1830	AC	2016	10	83	13.6	10.45	11.40		N	225424.72+553944.7

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

WDS 22544+5538 HJ 1830 AC : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 22544+5538 HJ 1830 AC : MEASURES

No records found.

WDS 22544+5538 : VIRTUAL EYEPIECE

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

WDS 22544+5538 : ALADIN DSS IMAGE @ 22^h 54^m 24.72^s +55° 39' 44.7"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 22544+5538 HJ 1830 AC : 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		22544+5538	ES 691	AB	276	7.0
Show		22544+5538	ES 691	AD	272	20.6
Show		22544+5538	HJ 1830	AC	83	13.6
Show		22544+5538	ES 691	DC	88	34.0	1
Show		22549+5529	STI2899		145	12.5	12
Show		22553+5532	STI2903		161	14.1	12
Show		22539+5550	TDT3771		102	1.0	12
Show		22536+5551	STI2888		308	12.2	14
Show		22555+5551	STI2905	AB	295	4.7	15
Show		22555+5551	LOS 12	AC	351	3.7	15
Show		22529+5554	STI2883		354	14.0	20
Show		22566+5549	STI2911		176	13.2	21
Show		22540+5604	STI2891	BC	128	9.2	25
Show		22540+5604	STI2891	AB	100	8.0	25
Show		22537+5609	STI2889		60	9.1	30
Show		22579+5546	STI2915	AB	110	15.4	31
Show		22579+5546	MRI 17	BC	253	8.1	31
Show		22507+5535	ES 1031		350	1.9	32
Show		22567+5606	STI2912		319	9.6	34
Show		22577+5604	STI2913		35	13.7	38
Show		22500+5536	STI2867		72	9.4	38
Show		22533+5615	MLB 434		226	7.4	38
Show		22580+5602	STI2916		163	5.3	38
Show		22544+5620	MRI 16	BC	62	6.1	40
Show		22544+5620	STI2896	AB	127	8.6	41
Show		22590+5532	STI2921		284	8.3	41
Show		22496+5545	STI2864		15	8.8	41
Show		22538+5459	STI2895		137	12.5	41
Show		22549+5621	STI2900		241	9.5	42
Show		22500+5514	STI2868		126	7.4	46
Show		22519+5620	STI2877	AB	29	12.1	46
Show		22519+5620	STI2877	BC	84	4.1	46
Show		22514+5619	STI2876		57	12.1	47
Show		22545+5626	TDT3778		181	0.8	47
Show		22519+5457	SMH 6	AB	351	11.8	49
Show		22519+5457	SMH 6	AC	260	9.2	49
Show		23001+5537	ES 1034		319	6.2	49
Show		22501+5621	STI2869		250	14.1	55
Show		23002+5513	TDT3832		116	1.7	56
Show		22560+5445	TDT3792		242	0.9	57
Show		22586+5625	TDT3820		161	0.6	57
Show		22502+5625	SMH 8		130	3.3	58
Show		22490+5506	STI2862		198	6.5	58
Show		22566+5444	ES 1033	AB	52	1.8	58
Show		22566+5444	ES 1033	AC	280	20.3	58
Show		23014+5547	STI2925		124	10.3	60
Show		23007+5513	A 1479		124	5.4	60
Show		22521+5443	STI2879		140	5.0	61
Show		22543+5438	STI2892		181	8.9	62
Show		23017+5545	STI2927		290	5.5	63
Show		22472+5552	MLB 371		53	4.9	64

WDS 22544+5538 : COMPONENTS

	A	B	C
B	pa=280.0° sep=4.01"
C	pa=77.0° sep=7.78"	pa=84.8° sep=11.58"
D	pa=272.0° sep=20.06"	pa=270.0° sep=16.10"	pa=267.8° sep=27.66"

22544+5538 A

Coord arcsec 2000	225424.72+553944.7		Mag	10.45		PmRA	12.00		PmDE	2.0
Tycho2	3989-00231-1

Tycho2

Tycho2	3989-00231-1	Pflag		RAmdeg	343.60302812	DEmdeg	55.66242683
PmRA	16.7	PmDE	-4.3	E RAmdeg	35	E DEmdeg	38
E pmRA	4.0	E pmDE	4.0	EpRAm	1990.33	EpDEm	1990.16
Num	4	Q RAmdeg	0.3	Q DEmdeg	0.5	Q pmRA	0.3
Q pmDE	0.5	BTmag	11.843	E BTmag	0.089	VTmag	10.453
E VTmag	0.043	Prox	138	TYC	T	HIP
CCDM		RAdeg	343.60296139	DEdeg	55.66243611	EpRA 1990	1.67
EpDE 1990	1.70	E RAdeg	35.9	E DEdeg	38.8	Posflg
Corr	0.1

22544+5538 B

Coord arcsec 2000	225424.25+553945.4		Mag	13.5		PmRA	-3.00		PmDE	-5.0
Calc delta mag	3.05		Calc coord	yes

22544+5538 C

Coord arcsec 2000	225425.62+553946.4		Mag	11.4		PmRA	-1.00		PmDE	0.0
Tycho2	3989-01601-1		Calc delta mag	0.95		Calc coord	yes

Tycho2

Tycho2	3989-01601-1	Pflag		RAmdeg	343.60972096	DEmdeg	55.66292300
PmRA	6.9	PmDE	-2.4	E RAmdeg	49	E DEmdeg	52
E pmRA	4.0	E pmDE	4.0	EpRAm	1989.60	EpDEm	1989.36
Num	3	Q RAmdeg	1.0	Q DEmdeg	2.9	Q pmRA	1.0
Q pmDE	2.9	BTmag	11.550	E BTmag	0.072	VTmag	11.399
E VTmag	0.099	Prox	138	TYC	T	HIP
CCDM		RAdeg	343.60969250	DEdeg	55.66292833	EpRA 1990	1.68
EpDE 1990	1.73	E RAdeg	50.2	E DEdeg	53.2	Posflg
Corr	0.0

22544+5538 D

Coord arcsec 2000	225422.35+553945.4		Coord calc	225422.35+553945.4		Mag	13.53		PmRA	-6.00
PmDE	-8.0		Calc delta mag	3.08