17085-2120 TDT 228 (HD 154804)

17^h 08^m 28.31^s -21° 20' 13.4" P.A. 278.00 sep 2.6 mag 11.05,11.37

Coord 2000	17085-2120	Discov num	TDT 228	Comp		Coord arcsec 2000	17 08 28.31 -21 20 13.4
Date first	1991	Date last	2015	Obs	4
Pa first	277	Pa last	278.3	P.A. Now (θ)	278.3°
Sep first	2.5	Sep last	2.619	Sep. Now (ρ)	2.619"
Mag pri	11.05	Mag sec	11.37	delta mag (ΔM)	0.32	Spectral class
Pri motion ra	+038	Sec motion ra	-036
Pri motion dec	-003	Sec motion dec	-004
Notes

rPM=1.942

This double is not physical.

OTHER CATALOGS AND DESIGNATIONS

Name	HD 154804		Constellation	Ophiuchus		Tycho2	6244-00291-1		Gaia DR2	4115671760254108288
HD	154804

WDS 17085-2120 TDT 228 (HD 154804) : NOTES

No records found.

REFERENCES

No records found.

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
17085-2120	TDT 228		1991	1	277	2.5	11.05	11.37			170828.31-212013.4
17085-2120	TDT 228		1999	2	278	2.6	11.05	11.37			170828.31-212013.4
17085-2120	TDT 228		2015	3	278	2.6	11.05	11.37			170828.31-212013.4

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WDS 17085-2120 TDT 228 (HD 154804) : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 17085-2120 TDT 228 (HD 154804) : MEASURES

No records found.

WDS 17085-2120 (HD 154804) : VIRTUAL EYEPIECE

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WDS 17085-2120 (HD 154804) : ALADIN DSS IMAGE @ 17^h 08^m 28.31^s -21° 20' 13.4"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 17085-2120 TDT 228 (HD 154804) : NEIGHBORHOODS

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Show	name	coord_2000	discov#	comp	pa	sep	dist(')
Show		17085-2120	TDT 228		278	2.6
Show		17103-2135	SKF2522		32	13.6	30
Show		17084-2209	LEP 121		131	4.1	50
Show		17122-2135	OCC1095		-1	0.0	54
Show		17111-2039	TOK 791	AB	240	1.1	55
Show		17121-2147	OCC 456		-1	0.0	57
Show		17125-2109	HDS2432		65	11.3	58
Show		17127-2136	OCC1096		55	0.0	61
Show		17085-2013	HJ 4922	AB	311	22.9	68
Show		17085-2013	BU 1457	AC	263	24.9	68
Show		17071-2015	ARA1121		216	8.2	69
Show		17099-2015	ARA1122		118	8.3	69
Show		17133-2058	ARA1123		119	13.3	71
Show		17083-1959	ARA 709		87	6.9	81
Show		17040-2028	OCC 43		-1	0.1	82
Show		17073-2243	ARA1815		54	14.6	85
Show		17105-2241	B 332		357	2.4	86
Show		17038-2023	HWE 38		180	5.9	87
Show		17083-1948	HU 1280	AB	277	0.1	93
Show		17083-1948	HU 1280	AB,C	9	9.5	93
Show		17151-2156	HU 749		151	1.9	100
Show		17152-2154	KPP4030		289	3.1	101
Show		17150-2203	B 2828	AB	192	5.7	101
Show		17150-2203	B 2828	AC	74	8.3	101
Show		17150-2210	ARA1816		345	14.1	104
Show		17135-2002	ARA 710		89	11.0	106
Show		17039-1956	RST3065		341	3.4	106
Show		17159-2056	REP 47		66	4.4	108
Show		17007-2121	OCC9163		-1	0.1	109
Show		17101-2308	DON 825		157	0.4	110
Show		17095-2310	B 331		168	5.0	111
Show		17109-1935	B 334		25	1.3	112
Show		17080-1929	NSN 139		339	2.5	112
Show		17012-2026	HJ 4911	AB	176	96.1	115
Show		17012-2026	HJ 4911	AC	13	11.2	115
Show		17102-1926	MCA 46		121	0.1	117
Show		17074-2320	RST3069		123	0.4	122
Show		17005-2208	WIS 308		354	13.3	122
Show		17077-1912	ARG 78		181	0.7	129
Show		17151-1951	B 336	BC	163	3.7	129
Show		17151-1951	B 336	AB	230	9.7	129
Show		17036-1928	HU 1174		76	3.7	132
Show		17077-2331	ARA2196		168	11.2	132
Show		17045-2323	KOU 72		197	8.7	136
Show		16582-2121	ARA1496		173	12.3	136
Show		17101-2335	BRT1503	BC	245	6.2	137
Show		17101-2335	BRT1503	AB	355	9.6	137
Show		17101-2335	ARA2198	AC	317	9.4	137
Show		17071-1905	HU 1175		212	2.1	137
Show		17165-2245	ARA1817		167	11.6	140
Show		17150-1933	OCC 520		-1	0.0	142

WDS 17085-2120 : COMPONENTS

	A
B	pa=278.9° sep=2.44"

17085-2120 A

Componente originario normalizzato	AB		Name	HD 154804		Coord arcsec 2000	170828.31-212013.4		Mag	11.05
PmRA	38.00		PmDE	-3.0		Tycho2	6244-00291-1		HD	154804

Tycho2

Tycho2	6244-00291-1	Pflag		RAmdeg	257.11796475	DEmdeg	-21.33705652
PmRA	12.9	PmDE	-0.2	E RAmdeg	50	E DEmdeg	68
E pmRA	3.0	E pmDE	3.2	EpRAm	1987.46	EpDEm	1984.19
Num	3	Q RAmdeg	1.0	Q DEmdeg	2.5	Q pmRA	1.0
Q pmDE	2.6	BTmag	11.513	E BTmag	0.096	VTmag	10.979
E VTmag	0.095	Prox	999	TYC	T	HIP
CCDM		RAdeg	257.11793333	DEdeg	-21.33705556	EpRA 1990	1.82
EpDE 1990	1.50	E RAdeg	51.5	E DEdeg	71.5	Posflg
Corr	0.1

17085-2120 B

Componente originario normalizzato	AB		Coord arcsec 2000	170828.14-212013.0		Mag	11.37		PmRA	-36.00
PmDE	-4.0		Calc delta mag	0.32		Calc coord	yes