18000-2027 DON 876 (HD 312519)

17^h 59^m 57.12^s -20° 27' 13.9" P.A. 15.00 sep 1.2 mag 10.54,10.60 Sp B5

Coord 2000	18000-2027	Discov num	DON 876	Comp		Coord arcsec 2000	17 59 57.12 -20 27 13.9
Date first	1930	Date last	1940	Obs	2
Pa first	14	Pa last	14.5	P.A. Now (θ)	14.5°
Sep first	1.1	Sep last	1.23	Sep. Now (ρ)	1.23"
Mag pri	10.54	Mag sec	10.60	delta mag (ΔM)	0.06	Spectral class	B5 (blue-white)
Pri motion ra	-003	Sec motion ra
Pri motion dec	+005	Sec motion dec
Notes

Nature of this double is uncertain.

OTHER CATALOGS AND DESIGNATIONS

Name	HD 312519		Constellation	Sagittarius		Tycho2	6258-00497-1		Gaia DR2	4071121954294473600
HD	312519

WDS 18000-2027 DON 876 (HD 312519) : 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
18000-2027	DON 876		1940	2	15	1.2	10.54	10.60			175957.12-202713.9

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WDS 18000-2027 DON 876 (HD 312519) : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 18000-2027 DON 876 (HD 312519) : MEASURES

No records found.

WDS 18000-2027 (HD 312519) : VIRTUAL EYEPIECE

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WDS 18000-2027 (HD 312519) : ALADIN DSS IMAGE @ 17^h 59^m 57.12^s -20° 27' 13.9"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 18000-2027 DON 876 (HD 312519) : 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		18000-2027	DON 876		15	1.2
Show		17599-2023	TDT 619		198	1.5	5
Show		17585-2016	DON 875		325	6.0	24
Show		18011-2048	HLD 140		265	2.3	27
Show		18011-1958	I 620		64	19.4	34
Show		18011-1952	A 2387	AB	44	1.0	39
Show		18011-1952	I 9027	AC	301	33.3	39
Show		17568-2036	J 1617	AB	104	8.3	46
Show		17568-2036	J 1617	AC	248	10.6	46
Show		17567-2026	DON 871		310	5.4	47
Show		17575-1957	A 2255		302	1.3	47
Show		17576-1953	OCC1021		-1	0.0	48
Show		18012-1942	B 2849		351	12.5	49
Show		17575-2113	BRT1511		216	3.7	57
Show		18004-1923	OCC 526		-1	0.4	65
Show		17577-1927	OCC 525		-1	0.3	68
Show		17552-2035	DON 869		127	0.6	69
Show		17574-1925	SKF 933		161	3.8	72
Show		17579-1921	RST5097		183	0.9	73
Show		17582-1916	CHR 66		111	0.4	76
Show		17569-1920	B 2846		141	10.9	80
Show		18025-1916	BHA 22		63	3.8	81
Show		17577-2143	HDS2530		179	0.6	83
Show		18033-1919	BRT1512		34	3.8	84
Show		18046-1936	HJ 2817		275	13.4	84
Show		18055-2109	RST5100		283	0.7	88
Show		18062-2012	J 1618		359	8.9	91
Show		18009-1858	HJ 2815		104	14.4	91
Show		18023-1903	ARA 722		269	7.2	91
Show		17571-1906	ARA 719		150	15.0	91
Show		18061-2057	ARA1133		325	15.2	92
Show		17536-2049	OL 102		278	3.6	92
Show		18039-1913	B 2431		285	9.7	93
Show		18039-1913	OCC 537	Aa,Ab	104	0.9	93
Show		17569-1903	FEN 25		14	5.1	95
Show		18063-1955	OCC9174		-1	0.0	96
Show		17576-2158	ARA1506		17	13.5	96
Show		18068-2021	DON 882		119	1.8	98
Show		17546-1924	TDT 567		176	1.7	99
Show		17543-1927	DOO 69		88	11.6	100
Show		18063-1941	J 1619		188	6.8	101
Show		18033-2156	TDT 656		268	1.0	101
Show		18036-1859	TSN 185		325	0.2	103
Show		18070-2005	ARA1134		280	11.7	103
Show		18018-2208	ARA1837		289	12.8	105
Show		17552-2149	ARA1504		163	9.4	106
Show		18054-2140	TOK 365		293	6.6	106
Show		18059-2134	ARA1507		213	6.6	107
Show		18047-1903	B 2852		144	4.1	108
Show		17546-1911	HJ 2812		134	12.5	108
Show		18048-1902	OCC 536		-1	0.1	109

WDS 18000-2027 : COMPONENTS

	A
B	pa=13.6° sep=1.23"

18000-2027 A

Componente originario normalizzato	AB	Name	HD 312519	Coord arcsec 2000	175957.12-202713.9	Mag	10.54
Spectral class	B5 (blue-white)	PmRA	-3.00	PmDE	5.0	Tycho2	6258-00497-1
HD	312519

Tycho2

Tycho2	6258-00497-1	Pflag		RAmdeg	269.98802190	DEmdeg	-20.45387710
PmRA	1.8	PmDE	-0.5	E RAmdeg	24	E DEmdeg	30
E pmRA	2.6	E pmDE	2.7	EpRAm	1990.34	EpDEm	1989.49
Num	4	Q RAmdeg	1.2	Q DEmdeg	0.9	Q pmRA	1.2
Q pmDE	0.9	BTmag	10.716	E BTmag	0.042	VTmag	10.542
E VTmag	0.050	Prox	999	TYC	T	HIP
CCDM		RAdeg	269.98801917	DEdeg	-20.45387556	EpRA 1990	1.93
EpDE 1990	1.90	E RAdeg	24.5	E DEdeg	31.7	Posflg
Corr	-0.1

18000-2027 B

Componente originario normalizzato	AB		Coord arcsec 2000	175957.14-202712.7		Mag	10.6		Calc delta mag	0.06
Calc coord	yes