15397-6816 DON 745 (HD 138930)

15^h 39^m 41.98^s -68° 16' 04.7" P.A. 167.00 sep 1.7 mag 8.92,10.82 Sp G5III/IV

Coord 2000	15397-6816	Discov num	DON 745	Comp		Coord arcsec 2000	15 39 41.98 -68 16 04.7
Date first	1929	Date last	2016	Obs	5
Pa first	165	Pa last	166.7	P.A. Now (θ)	166.7°
Sep first	1.4	Sep last	1.741	Sep. Now (ρ)	1.741"
Mag pri	8.92	Mag sec	10.82	delta mag (ΔM)	1.9	Spectral class	G5III/IV (yellow)
Pri motion ra	-008	Sec motion ra	-008
Pri motion dec	-015	Sec motion dec	-015
Notes

Nature of this double is uncertain.

OTHER CATALOGS AND DESIGNATIONS

Name	HD 138930		Constellation	Triangulum Australe		Tycho2	9260-01188-1		Gaia DR2	5820691618310699264
HD	138930

WDS 15397-6816 DON 745 (HD 138930) : 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
15397-6816	DON 745		1991	3	167	1.7	8.92	10.82	G5III/IV		153941.98-681604.7
15397-6816	DON 745		2015	4	167	1.7	8.92	10.82	G5III/IV		153941.98-681604.7
15397-6816	DON 745		2016	5	167	1.7	8.92	10.82	G5III/IV		153941.98-681604.7

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WDS 15397-6816 DON 745 (HD 138930) : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 15397-6816 DON 745 (HD 138930) : MEASURES

No records found.

WDS 15397-6816 (HD 138930) : VIRTUAL EYEPIECE

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WDS 15397-6816 (HD 138930) : ALADIN DSS IMAGE @ 15^h 39^m 41.98^s -68° 16' 04.7"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 15397-6816 DON 745 (HD 138930) : 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		15397-6816	DON 745		167	1.7
Show		15365-6817	DON 742		294	2.4	18
Show		15423-6803	LDS 534		313	5.0	19
Show		15371-6803	DON1113		107	5.6	20
Show		15355-6821	KPP1283		31	9.8	24
Show		15445-6822	DON 752		212	5.7	28
Show		15442-6805	DON 750		272	1.3	28
Show		15349-6825	TDS9551		280	2.6	29
Show		15423-6747	TDS9597		9	2.5	33
Show		15359-6841	DON 740		344	0.4	33
Show		15400-6852	TDS9585		351	2.0	37
Show		15466-6812	TDS9619		149	2.0	39
Show		15370-6853	TDS9561		135	2.4	40
Show		15326-6803	TDS9543		282	1.0	42
Show		15407-6859	R 264		235	14.2	44
Show		15360-6857	TDS 778		38	0.8	46
Show		15479-6811	TDS9630		180	0.8	47
Show		15421-6731	DON1114		288	5.7	48
Show		15465-6846	TDS9618		358	0.7	48
Show		15400-6907	DON 746		305	1.5	52
Show		15309-6801	TSN 172		305	0.3	52
Show		15489-6808	TDS9640		8	0.4	52
Show		15490-6804	TDS9641		166	0.4	54
Show		15442-6728	DON 751		52	4.1	55
Show		15476-6743	DON 756		215	1.2	55
Show		15403-6719	TDS9586		187	0.5	58
Show		15443-6724	WFC 167		309	9.4	59
Show		15508-6825	DON 760		297	0.4	63
Show		15508-6808	DON 761		204	0.6	63
Show		15508-6834	TDS9658		121	1.4	64
Show		15506-6755	WFC 170		288	9.9	65
Show		15392-6921	TDS9578		79	0.8	66
Show		15336-6720	DON 737		84	3.8	66
Show		15473-6907	TDS9622		126	0.6	67
Show		15489-6900	HJ 4799		78	11.5	67
Show		15419-6710	TDS9593		284	0.8	68
Show		15324-6914	DON 735		224	3.2	70
Show		15379-6706	TDS9567		172	0.4	72
Show		15479-6912	TDS 789		88	0.8	72
Show		15311-6911	TDS9534		353	1.8	73
Show		15299-6729	RSS 26		242	20.3	73
Show		15510-6855	DON 762		88	0.2	74
Show		15262-6819	HDO 247	AB	144	14.8	75
Show		15262-6819	HDO 247	AC	101	40.5	75
Show		15508-6732	NZO 59		39	6.0	76
Show		15351-6928	DON 739		326	4.3	77
Show		15477-6924	LDS 538		93	4.8	80
Show		15482-6923	TDS9633		236	0.6	81
Show		15516-6904	TDS9665		137	2.4	81
Show		15249-6817	DON 730	AB	153	1.2	83
Show		15249-6817	DON 730	AC	153	4.0	83

WDS 15397-6816 : COMPONENTS

	A
B	pa=175.0° sep=1.70"

15397-6816 A

Componente originario normalizzato	AB	Name	HD 138930	Coord arcsec 2000	153941.98-681604.7	Mag	8.92
Spectral class	G5III/IV (yellow)	PmRA	-8.00	PmDE	-15.0	Tycho2	9260-01188-1
HD	138930

Tycho2

Tycho2	9260-01188-1	Pflag	P	RAmdeg	234.92493695	DEmdeg	-68.26798324
PmRA	-7.6	PmDE	-15.1	E RAmdeg	8	E DEmdeg	6
E pmRA	1.6	E pmDE	1.5	EpRAm	1991.29	EpDEm	1991.55
Num	8	Q RAmdeg	1.0	Q DEmdeg	0.8	Q pmRA	1.1
Q pmDE	0.8	BTmag	10.064	E BTmag	0.020	VTmag	8.916
E VTmag	0.012	Prox	17	TYC	T	HIP
CCDM		RAdeg	234.92493528	DEdeg	-68.26787361	EpRA 1990	1.65
EpDE 1990	1.76	E RAdeg	7.9	E DEdeg	6.4	Posflg	D
Corr	-0.2

CCDM

Ccdm	15397-6816	RComp		Comp	A	Note1
Note2		Discov num		DRAs	-0.04	DDEs	-5.7
R dRAs	10	Year		Theta		Rho
Obs	2	Vmag	8.6	Sp	K0	PmNote	*
PmRA	-10	PmDE	-38	Dm number	-67 2927	Cat1	CPD
Name2		Cat2		HD	138930	M HD
ADS BDS		M ADS BDS		N IDS		IDS	15301S6756A
HIC

15397-6816 B

Componente originario normalizzato	AB		Coord arcsec 2000	153942.01-681606.4		Mag	10.82		PmRA	-8.00
PmDE	-15.0		Tycho2	9260-01188-2		Calc delta mag	1.9		Calc coord	yes

Tycho2

Tycho2	9260-01188-2	Pflag	P	RAmdeg	234.92493695	DEmdeg	-68.26798324
PmRA	-7.6	PmDE	-15.1	E RAmdeg	8	E DEmdeg	6
E pmRA	1.6	E pmDE	1.5	EpRAm	1991.29	EpDEm	1991.55
Num	8	Q RAmdeg	1.0	Q DEmdeg	0.8	Q pmRA	1.1
Q pmDE	0.8	BTmag	11.284	E BTmag	0.042	VTmag	10.818
E VTmag	0.043	Prox	17	TYC		HIP
CCDM		RAdeg	234.92523389	DEdeg	-68.26833194	EpRA 1990	1.66
EpDE 1990	1.77	E RAdeg	28.5	E DEdeg	22.1	Posflg	D
Corr	-0.2

CCDM

Ccdm	15397-6816	RComp		Comp	B	Note1
Note2		Discov num	DON 745	DRAs		DDEs
R dRAs		Year	1929	Theta	165	Rho	1.4
Obs	1	Vmag	11.0	Sp		PmNote
PmRA		PmDE		Dm number		Cat1
Name2		Cat2		HD		M HD
ADS BDS		M ADS BDS		N IDS		IDS	15301S6756B
HIC