12542+5250 BEM 2

12^h 54^m 14.02^s +52° 51' 23.2" P.A. 271.00 sep 4.9 mag 12.00,13.00

Coord 2000	12542+5250	Discov num	BEM 2	Comp		Coord arcsec 2000	12 54 14.02 +52 51 23.2
Date first	1928	Date last	2016	Obs	9
Pa first	268	Pa last	270.9	P.A. Now (θ)	270.9°
Sep first	4.3	Sep last	4.901	Sep. Now (ρ)	4.901"
Mag pri	12.00	Mag sec	13.00	delta mag (ΔM)	1	Spectral class
Pri motion ra	+004	Sec motion ra	-040
Pri motion dec	-003	Sec motion dec	+001
Notes	N (See Notes)

rPM=1.104

This double is not physical.

OTHER CATALOGS AND DESIGNATIONS

Constellation

Ursa Major

Tycho2

3842-00318-1

Gaia DR2

1569704340737122432

WDS 12542+5250 BEM 2 : NOTES

discov_num	notes	refcode
BEM 2	Position corrected by Heintz.	Hei1983a

REFERENCES

refcode	metd	author	reference
Hei1983a	M+ j	Heintz, W.D.	1983ApJS...51..249H
Hei1983a	+Po	ApJS 51, 249, 1983

DISCOVERER

idgroup	discov	author
1	BEM	Bemporad, A.

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
12542+5250	BEM 2		2000	3	272	5.0	12.00	11.40		N D	125414.02+525123.2
12542+5250	BEM 2		2003	4	271	5.0	12.00	11.40		N D	125414.02+525123.2
12542+5250	BEM 2		2016	5	271	5.0	12.00	11.40		N	125414.02+525123.2

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

WDS 12542+5250 BEM 2 : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 12542+5250 BEM 2 : MEASURES

No records found.

WDS 12542+5250 : VIRTUAL EYEPIECE

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WDS 12542+5250 : ALADIN DSS IMAGE @ 12^h 54^m 14.02^s +52° 51' 23.2"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 12542+5250 BEM 2 : 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		12542+5250	BEM 2		271	4.9
Show		12560+5305	TDS8595		225	0.6	21
Show		12585+5246	SLW 802		101	23.3	40
Show		12473+5252	HDS1794		182	0.2	63
Show		12574+5351	WIS 211		200	419.2	66
Show		12574+5351	NSN 636	Aa,Ab	317	1.6	66
Show		12519+5354	CVR1474		295	4.0	67
Show		12496+5151	LDS3061		4	141.0	73
Show		12563+5406	STF1695	AB	280	3.7	77
Show		12563+5406	STF1695	AC	139	131.7	77
Show		13041+5227	MLR 704		38	0.4	95
Show		13054+5226	SLW 820		246	77.7	105
Show		12439+5349	ES 729		227	8.8	109
Show		12526+5103	COU2189		100	0.9	109
Show		12538+5440	STI2291		28	5.9	110
Show		12442+5146	RDR 5		281	2.3	113
Show		12421+5227	LDS3055		8	13.8	114
Show		12544+5058	SLW 793		128	32.9	114
Show		12458+5129	DAM2484		342	2.3	114
Show		13043+5138	TDS8676	AB	312	0.4	118
Show		12591+5441	LDS3069		169	54.3	118
Show		12492+5055	ES 730		63	3.6	124
Show		13069+5200	A 1605		349	1.1	127
Show		13048+5418	UC 2471		113	13.5	128
Show		12541+5500	LDS3067		278	10.8	130
Show		12463+5105	WIS 205		173	999.9	130
Show		12397+5228	TDS8475		195	0.6	135
Show		12421+5415	LDS3056	AB	90	2.0	137
Show		12501+5506	GJ 3753	AB	307	2.6	140
Show		12501+5506	FAR 14	AC	109	123.1	140
Show		12484+5509	NSN 634		140	2.2	147
Show		12508+5022	TDS8554		34	0.4	153
Show		13083+5130	CVR 681		357	8.9	154
Show		13055+5059	HU 643	AB	332	0.2	154
Show		13055+5059	STF1718	AB,C	272	13.1	154
Show		12420+5107	ES 728		332	6.3	154
Show		13001+5027	LEP 135		63	4.6	155
Show		12524+5017	COU2188		46	0.3	156
Show		13054+5452	UC 182		184	43.3	157
Show		12478+5522	TDS8526		23	0.6	162
Show		13077+5441	MLB 170		272	3.7	163
Show		13050+5041	LDS3070		315	2.0	164
Show		12561+5540	LDS3068		349	14.1	169
Show		12591+5008	KPP1873		260	14.6	170
Show		13134+5252	A 1607		9	0.5	174
Show		12352+5336	CBL 386		76	17.0	177
Show		12412+5038	CBL 392		138	13.1	180
Show		13098+5448	TDS8712		18	1.9	181
Show		12402+5503	STI2290	AB	246	13.5	182
Show		13008+5545	STI2293		115	9.6	183
Show		13109+5439	CBL 412		343	9.2	183

WDS 12542+5250 : COMPONENTS

	A
B	pa=271.5° sep=2.96"

12542+5250 A

Componente originario normalizzato	AB		Coord arcsec 2000	125414.02+525123.2		Mag	12		PmRA	4.00
PmDE	-3.0		Tycho2	3842-00318-1

Tycho2

Tycho2	3842-00318-1	Pflag		RAmdeg	193.55843530	DEmdeg	52.85645385
PmRA	-5.3	PmDE	-5.4	E RAmdeg	65	E DEmdeg	67
E pmRA	3.5	E pmDE	3.2	EpRAm	1986.85	EpDEm	1985.26
Num	3	Q RAmdeg	0.8	Q DEmdeg	0.2	Q pmRA	0.8
Q pmDE	0.2	BTmag	12.585	E BTmag	0.168	VTmag	11.996
E VTmag	0.137	Prox	999	TYC		HIP
CCDM		RAdeg	193.55845472	DEdeg	52.85646611	EpRA 1990	1.60
EpDE 1990	1.54	E RAdeg	66.6	E DEdeg	69.5	Posflg
Corr	-0.1

12542+5250 B

Componente originario normalizzato	AB		Coord arcsec 2000	125413.69+525123.3		Mag	13		PmRA	-40.00
PmDE	1.0		Calc delta mag	1		Calc coord	yes