16255+2050 TDS 9890

16^h 25^m 28.11^s +20° 49' 43.1" P.A. 204.00 sep 2.4 mag 10.51,12.48

Coord 2000	16255+2050	Discov num	TDS9890	Comp		Coord arcsec 2000	16 25 28.11 +20 49 43.1
Date first	1991	Date last	1991	Obs	1
Pa first	204	Pa last	204.2	P.A. Now (θ)	204.2°
Sep first	2.4	Sep last	2.37	Sep. Now (ρ)	2.37"
Mag pri	10.51	Mag sec	12.48	delta mag (ΔM)	1.97	Spectral class
Pri motion ra	+010	Sec motion ra	+010
Pri motion dec	-001	Sec motion dec	-001
Notes	X (Dubious double)

Nature of this double is uncertain.

OTHER CATALOGS AND DESIGNATIONS

Constellation

Hercules

Tycho2

1518-00714-1

Gaia DR2

1297416372087044864

WDS 16255+2050 TDS 9890 : NOTES

No records found.

REFERENCES

refcode	metd	author	reference
TDS		Tycho Double Star (from additional DD list)	...................
TDT		Tycho Double Star (from additional DD list)	...................

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
16255+2050	TDS9890		1991	1	204	2.4	10.51	12.48		X	162528.11+204943.1

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WDS 16255+2050 TDS 9890 : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 16255+2050 TDS 9890 : MEASURES

No records found.

WDS 16255+2050 : VIRTUAL EYEPIECE

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WDS 16255+2050 : ALADIN DSS IMAGE @ 16^h 25^m 28.11^s +20° 49' 43.1"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 16255+2050 TDS 9890 : 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		16255+2050	TDS9890		204	2.4
Show		16256+2054	COU 198		163	1.1	5
Show		16239+2034	AZC 99	AB	292	26.8	28
Show		16278+2054	STH 3	AB	285	2.1	33
Show		16278+2054	STT 311	AC	321	11.0	33
Show		16278+2054	GII 235	Aa,Ab	129	0.2	33
Show		16240+2024	A 25		113	5.5	34
Show		16263+2005	AZC 100		3	15.7	47
Show		16244+2140	OSO 70		149	16.9	53
Show		16255+1944	WFC 174		340	8.0	66
Show		16261+1937	SKF2662		89	5.3	74
Show		16231+1943	GWP2630		269	84.9	75
Show	Kornephoros	16302+2129	BLA 4	Aa,Ab	107	0.0	78
Show	Kornephoros	16302+2129	BUP 170	AB	276	245.8	78
Show		16232+2204	TDS9873		285	0.6	81
Show		16196+2128	SLW1171		174	10.0	91
Show		16221+2218	HU 482	AB	145	1.6	101
Show		16221+2218	GII 233	Aa,Ab	158	0.1	101
Show		16219+1909	SHJ 227	AB	226	43.3	113
Show		16219+1909	DRS 58	AD	176	8.4	113
Show		16272+1900	HDS2326		236	0.3	113
Show		16219+1909	SHJ 227	BC	298	82.0	113
Show		16242+2245	LDS4665		48	11.4	117
Show		16323+1931	TOB 259		316	19.0	124
Show		16263+2254	POU3226		29	15.0	125
Show		16317+1919	STF2058	AB	352	1.8	127
Show		16317+1919	STF2058	AC	141	15.3	127
Show		16316+1917	STF2057	AB	269	4.9	127
Show		16316+1917	STF2057	AC	49	173.8	127
Show		16198+1908	GWP2622		107	67.8	130
Show		16176+1941	KPP 973		277	7.9	131
Show		16199+2238	LAW 4	Aa,Ab	222	0.2	134
Show		16199+2238	OSO 68	AB	346	16.5	134
Show		16199+2238	OSO 68	AC	158	12.2	134
Show		16348+2019	TDS9977		2	0.7	135
Show		16350+2039	LDS4679		311	25.2	135
Show		16348+2016	SKF1646		343	1.3	136
Show		16169+1948	COU 107		114	0.6	136
Show		16348+2145	WSI 105		136	0.1	143
Show		16212+2259	HU 481		237	0.5	143
Show		16275+2310	LDS1435		228	8.5	143
Show		16223+1832	KU 111		312	18.1	145
Show		16212+2307	POU3222		47	4.5	150
Show		16289+1825	STF2052	AB	118	2.5	153
Show		16289+1825	STF2052	AC	44	136.4	153
Show		16323+2249	KPP4003		171	1.9	154
Show		16156+1944	HU 480	AB	263	1.6	155
Show		16143+2042	YSC 58		82	0.3	157
Show		16350+2214	COU 68		260	0.9	158
Show		16220+2320	GRV 927		227	46.8	158
Show		16218+2320	POU3223		349	4.3	159

WDS 16255+2050 : COMPONENTS

	A
B	pa=202.8° sep=2.34"

16255+2050 A

Componente originario normalizzato	AB		Coord arcsec 2000	162528.11+204943.1		Mag	10.51		PmRA	10.00
PmDE	-1.0		Tycho2	1518-00714-1

Tycho2

Tycho2	1518-00714-1	Pflag		RAmdeg	246.36715310	DEmdeg	20.82863141
PmRA	9.7	PmDE	-0.9	E RAmdeg	21	E DEmdeg	23
E pmRA	1.1	E pmDE	1.2	EpRAm	1986.17	EpDEm	1984.79
Num	5	Q RAmdeg	1.5	Q DEmdeg	1.0	Q pmRA	1.5
Q pmDE	1.0	BTmag	11.031	E BTmag	0.047	VTmag	10.492
E VTmag	0.039	Prox	999	TYC	T	HIP
CCDM		RAdeg	246.36712389	DEdeg	20.82863972	EpRA 1990	1.82
EpDE 1990	1.65	E RAdeg	24.0	E DEdeg	28.4	Posflg
Corr	-0.1

16255+2050 B

Componente originario normalizzato	AB		Coord arcsec 2000	162528.05+204940.9		Mag	12.48		PmRA	10.00
PmDE	-1.0		Calc delta mag	1.97		Calc coord	yes