12451-4345 DON 552

12^h 45^m 07.45^s -43° 44' 36.3" P.A. 236.00 sep 0.6 mag 11.10,13.30

Coord 2000	12451-4345	Discov num	DON 552	Comp		Coord arcsec 2000	12 45 07.45 -43 44 36.3
Date first	1930	Date last	1948	Obs	3
Pa first	242	Pa last	235.8	P.A. Now (θ)	235.8°
Sep first	0.5	Sep last	0.62	Sep. Now (ρ)	0.62"
Mag pri	11.10	Mag sec	13.30	delta mag (ΔM)	2.2	Spectral class
Pri motion ra	-012	Sec motion ra
Pri motion dec	-001	Sec motion dec
Notes

Nature of this double is uncertain.

OTHER CATALOGS AND DESIGNATIONS

Constellation

Centaurus

Tycho2

7783-00836-1

Gaia DR2

6132763357915289728

WDS 12451-4345 DON 552 : NOTES

No records found.

REFERENCES

refcode	metd	author	reference
Don1937	Ma j	Donner, H.F.	1937MmRAS..65...51R
Don1937		MemRAS 65, 51, 1937
Don1955	Ma -	Donner, H.F.	1955POMic..11....1R
Don1955		Pub. Univ. Michigan Obs. 11, 1, 1955
Don1964	Ma j	Donner, H.F.	1964POMic...9...73R
Don1964		Pub. Univ. Michigan Obs. 9, 73, 1964

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
12451-4345	DON 552		1948	3	236	0.6	10.60	12.80

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WDS 12451-4345 DON 552 : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 12451-4345 DON 552 : MEASURES

No records found.

WDS 12451-4345 : VIRTUAL EYEPIECE

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WDS 12451-4345 : ALADIN DSS IMAGE @ 12^h 45^m 07.45^s -43° 44' 36.3"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 12451-4345 DON 552 : 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		12451-4345	DON 552		236	0.6
Show		12474-4347	UC 2406		69	15.9	25
Show		12474-4344	KIR 16		169	49.5	26
Show		12420-4354	SKF1122		156	27.3	36
Show		12487-4405	HU 1498		247	5.0	45
Show		12412-4406	UC 2384		238	20.1	48
Show		12405-4333	TDS8483		74	0.4	52
Show		12413-4418	DON 545		89	1.8	54
Show		12443-4248	DON 549		201	1.7	58
Show		12474-4440	TVB 257		234	5.7	61
Show		12387-4406	BRT 811		99	4.6	73
Show		12440-4459	HU 1496		308	2.6	76
Show		12395-4259	HU 1494		151	1.5	77
Show		12455-4507	UC 2398		172	36.3	83
Show		12448-4218	TDS8511		138	0.4	88
Show		12530-4406	TOI1217		243	1.2	89
Show		12392-4446	HJ 4536		103	17.0	89
Show		12491-4504	TDS8538		320	0.5	91
Show		12499-4505	PST 3		15	11.3	96
Show		12536-4305	HJ 4555		316	17.5	101
Show		12512-4225	RST1693		266	1.1	104
Show		12484-4528	SKF1585		163	11.1	110
Show		12516-4221	RSS 296		19	5.9	110
Show		12508-4212	KPP1132		119	8.9	112
Show		12360-4255	TDS8453		55	2.5	112
Show		12544-4445	KPP1172		27	9.2	117
Show		12355-4251	TDS8450		338	0.7	118
Show		12348-4429	KPP3032		53	4.8	120
Show		12565-4342	TDS8603		194	0.5	124
Show		12519-4204	WSP 42	AB	72	14.2	125
Show		12519-4204	WSP 42	AC	227	14.9	125
Show		12519-4204	WSP 42	AD	91	16.5	125
Show		12519-4204	WSP 42	AE	99	16.7	125
Show		12519-4204	WSP 42	AF	186	17.4	125
Show		12519-4204	WSP 42	AG	121	19.7	125
Show		12519-4204	WSP 42	AH	348	21.9	125
Show		12519-4204	WSP 42	AI	315	24.5	125
Show		12519-4204	WSP 42	AJ	321	26.9	125
Show		12347-4440	B 1718	AB		1.0	126
Show		12347-4440	NSN 406	AC	56	38.1	126
Show		12505-4154	I 909		242	0.6	126
Show		12455-4552	HDS1789	Aa,Ab	326	0.1	128
Show		12455-4552	DON 554	AB	313	1.3	128
Show		12568-4357	UC 2439		298	24.1	128
Show		12565-4427	KPP1109		59	8.8	130
Show		12561-4438	TDS8598		307	0.4	130
Show		12523-4529	HU 1499		288	1.6	130
Show		12558-4245	TDS8592		95	0.5	131
Show		12547-4508	B 1217	AB	265	0.4	133
Show		12547-4508	B 1217	AB,C	90	5.3	133
Show		12530-4532	RST4967		193	0.2	137

WDS 12451-4345 : COMPONENTS

	A
B	pa=226.8° sep=0.51"

12451-4345 A

Componente originario normalizzato	AB		Coord arcsec 2000	124507.45-434436.3		Mag	11.1		PmRA	-12.00
PmDE	-1.0		Tycho2	7783-00836-1

Tycho2

Tycho2	7783-00836-1	Pflag		RAmdeg	191.28106351	DEmdeg	-43.74342682
PmRA	-12.0	PmDE	-0.8	E RAmdeg	41	E DEmdeg	39
E pmRA	1.7	E pmDE	1.6	EpRAm	1985.35	EpDEm	1984.79
Num	4	Q RAmdeg	1.2	Q DEmdeg	0.6	Q pmRA	1.2
Q pmDE	0.6	BTmag	11.761	E BTmag	0.071	VTmag	10.949
E VTmag	0.059	Prox	594	TYC		HIP
CCDM		RAdeg	191.28110139	DEdeg	-43.74342500	EpRA 1990	1.83
EpDE 1990	1.90	E RAdeg	41.7	E DEdeg	41.2	Posflg
Corr	0.1

CCDM

Ccdm	12451-4345	RComp		Comp	A	Note1
Note2		Discov num		DRAs	1.40	DDEs	23.1
R dRAs	66	Year		Theta		Rho
Obs	2	Vmag	10.6	Sp		PmNote
PmRA		PmDE		Dm number	-43 7852	Cat1	CD
Name2		Cat2		HD		M HD
ADS BDS		M ADS BDS		N IDS		IDS	12396S4312A
HIC

12451-4345 B

Componente originario normalizzato	AB		Coord arcsec 2000	124507.42-434436.6		Mag	13.3		Calc delta mag	2.2
Calc coord	yes

CCDM

Ccdm	12451-4345	RComp		Comp	B	Note1
Note2		Discov num	DON 552	DRAs		DDEs
R dRAs		Year	1930	Theta	241	Rho	0.6
Obs	3	Vmag	12.8	Sp		PmNote
PmRA		PmDE		Dm number		Cat1
Name2		Cat2		HD		M HD
ADS BDS		M ADS BDS		N IDS		IDS	12396S4312B
HIC