17482-4404 DON 865 AB

17^h 48^m 09.64^s -44° 04' 19.2" P.A. 55.00 sep 2.5 mag 10.78,14.80 Sp A0/2IV/V

Coord 2000	17482-4404	Discov num	DON 865	Comp	AB	Coord arcsec 2000	17 48 09.64 -44 04 19.2
Date first	1931	Date last	2016	Obs	5
Pa first	57	Pa last	54.6	P.A. Now (θ)	54.6°
Sep first	1.7	Sep last	2.457	Sep. Now (ρ)	2.457"
Mag pri	10.78	Mag sec	14.80	delta mag (ΔM)	4.02	Spectral class	A0/2IV/V (white)
Pri motion ra	-003	Sec motion ra
Pri motion dec	-019	Sec motion dec
Notes	S (Parallax indidates non-physical)

This double is not physical.

17482-4404 SYSTEM COMPONENTS

Show	name	SAO	coord	wds_name	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show			17 48 10 -44 04 19	DON 865 AB	2016	5	55	2.5	10.78	14.80	4.02		<===
Show	HD 161532		17 48 10 -44 04 19	CPO 555 AC	2015	7	54	9.1	10.78	11.10	0.32

Triple system
3 estimated visually detectable stars in this system

OTHER CATALOGS AND DESIGNATIONS

Constellation

Scorpius

Tycho2

7897-00718-1

Gaia DR2

5955590532450599936

161532

WDS 17482-4404 DON 865 AB : NOTES

No records found.

REFERENCES

refcode	metd	author	reference
CpO1906	-	Cape Observatory	.
CpO1906		Cape Obs - Henderson, 1906
CpO1938	P+ -	Cape Observatory	.
CpO1938	+T	Cape Obs (1822-1938 data)
CpO9999	T -	Cape Observatory	...................
CpO9999		Unpublished, manuscript or reference not found.
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
17482-4404	DON 865	AB	1948	3	54	1.9	10.78	14.80	A0/2IV/V		174809.64-440419.2
17482-4404	DON 865	AB	2015	4	55	2.5	10.78	14.80	A0/2IV/V	S	174809.64-440419.2
17482-4404	DON 865	AB	2016	5	55	2.5	10.78	14.80	A0/2IV/V	S	174809.64-440419.2

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

WDS 17482-4404 DON 865 AB : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 17482-4404 DON 865 AB : MEASURES

No records found.

WDS 17482-4404 : VIRTUAL EYEPIECE

Click on the map to see the double of your interest.
Pass over with the mouse cursor to display the catalog designation.

WDS 17482-4404 : ALADIN DSS IMAGE @ 17^h 48^m 09.64^s -44° 04' 19.2"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 17482-4404 DON 865 AB : NEIGHBORHOODS

Click on the map to see the double of your interest.
Pass over with the mouse cursor to display the catalog designation.

Show	name	coord_2000	discov#	comp	pa	sep	dist(')
Show		17482-4404	DON 865	AB	55	2.5
Show		17482-4404	CPO 555	AC	54	9.1
Show		17499-4405	KPP3005		254	19.9	19
Show		17456-4403	DON 861		340	5.7	28
Show		17479-4433	RST5442		105	0.6	29
Show		17497-4335	RSS 463		146	21.5	35
Show		17477-4329	DON 864		179	0.5	35
Show		17454-4423	TDT 490		18	0.9	35
Show		17470-4330	COO 220		331	13.0	38
Show		17447-4415	RSS 460		358	14.9	39
Show		17484-4322	BRT 996		224	5.6	43
Show		17466-4320	CPO 552		178	3.0	48
Show		17520-4333	CPO 558		16	6.0	53
Show		17526-4338	CPO 559		54	3.6	56
Show		17486-4502	CPO 77		324	4.0	58
Show		17437-4442	BRT 989		17	3.1	61
Show		17459-4500	DON 862		186	2.0	61
Show		17452-4458	BRT 990	AB	292	4.4	63
Show		17452-4458	BRT 990	BC	20	4.2	63
Show		17514-4311	CPO 557		225	3.7	65
Show		17541-4414	BRT1002		154	4.7	65
Show		17420-4401	DON 857		44	0.9	67
Show		17496-4510	DON 867		285	0.5	68
Show		17431-4446	I 1335		57	3.0	69
Show		17427-4451	DON 859		218	0.9	75
Show		17450-4511	HJ 4973		24	14.0	76
Show		17488-4522	B 1868		221	1.3	79
Show		17426-4312	BRT 988		305	4.1	80
Show		17512-4251	LDS 614		37	45.4	81
Show		17481-4527	CPO9248		123	3.5	83
Show		17551-4327	TDT 569		105	2.3	84
Show		17405-4352	DON 854	AB	122	7.3	85
Show		17405-4352	COO 217	AC	203	15.5	85
Show		17466-4241	BRT 994		92	3.6	85
Show		17500-4238	I 1341		111	0.4	89
Show		17447-4244	FIN 341		226	0.0	89
Show		17500-4232	BRT 999		49	2.7	95
Show		17408-4457	TDS 877		313	1.3	95
Show		17556-4313	BRT1004		294	3.4	96
Show		17548-4301	B 1872		332	0.2	96
Show		17388-4406	I 1331		58	1.3	102
Show		17510-4543	BRT1001		300	4.8	104
Show		17542-4243	HDS2526		347	0.2	105
Show		17395-4454	DON 853		197	0.3	105
Show		17583-4407	BRT1006		133	3.8	110
Show		17390-4309	MOC 13	AB	222	3.6	115
Show		17390-4309	MOC 13	AC	328	4.8	115
Show		17390-4309	MOC 13	AD	145	5.9	115
Show		17390-4309	MOC 13	AE	128	6.5	115
Show		17410-4530	DON 855		265	0.4	116
Show		17488-4207	BRT 998		126	5.0	118

WDS 17482-4404 : COMPONENTS

	A	B
B	pa=45.3° sep=2.02"
C	pa=44.3° sep=7.55"	pa=43.9° sep=5.52"

17482-4404 A

Coord arcsec 2000	174809.64-440419.2		Mag	10.78		Spectral class	A0/2IV/V (white)		PmRA	-3.00
PmDE	-19.0		Tycho2	7897-00718-1		HD	161532

Tycho2

Tycho2	7897-00718-1	Pflag		RAmdeg	267.04017831	DEmdeg	-44.07200945
PmRA	-2.3	PmDE	-13.8	E RAmdeg	101	E DEmdeg	115
E pmRA	2.5	E pmDE	2.7	EpRAm	1964.74	EpDEm	1952.46
Num	3	Q RAmdeg	1.0	Q DEmdeg	1.3	Q pmRA	1.0
Q pmDE	1.3	BTmag	10.863	E BTmag	0.067	VTmag	10.777
E VTmag	0.092	Prox	999	TYC	T	HIP
CCDM		RAdeg	267.04018583	DEdeg	-44.07197694	EpRA 1990	1.66
EpDE 1990	1.58	E RAdeg	121.7	E DEdeg	155.8	Posflg
Corr	0.0

17482-4404 B

Coord arcsec 2000

174809.77-440417.8

Mag

14.8

Calc delta mag

4.02

Calc coord

yes

17482-4404 C

Coord arcsec 2000	174810.13-440413.8		Mag	11.1		PmRA	-1.00		PmDE	-1.0
Calc delta mag	0.32		Calc coord	yes