18257+5701 TDT 857

18^h 25^m 41.52^s +57° 01' 21.3" P.A. 221.00 sep 0.6 mag 11.32,11.40

Coord 2000	18257+5701	Discov num	TDT 857	Comp		Coord arcsec 2000	18 25 41.52 +57 01 21.3
Date first	1991	Date last	1991	Obs	1
Pa first	221	Pa last	221.1	P.A. Now (θ)	221.1°
Sep first	0.6	Sep last	0.56	Sep. Now (ρ)	0.56"
Mag pri	11.32	Mag sec	11.40	delta mag (ΔM)	0.08	Spectral class
Pri motion ra	+005	Sec motion ra	+005
Pri motion dec	-014	Sec motion dec	-014
Notes

Nature of this double is uncertain.

OTHER CATALOGS AND DESIGNATIONS

Constellation

Draco

Tycho2

3912-01127-1

Gaia DR2

2151158391954522880

WDS 18257+5701 TDT 857 : 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
18257+5701	TDT 857		1991	1	221	0.6	11.32	11.40			182541.52+570121.3

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WDS 18257+5701 TDT 857 : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 18257+5701 TDT 857 : MEASURES

No records found.

WDS 18257+5701 : VIRTUAL EYEPIECE

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WDS 18257+5701 : ALADIN DSS IMAGE @ 18^h 25^m 41.52^s +57° 01' 21.3"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 18257+5701 TDT 857 : 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		18257+5701	TDT 857		221	0.6
Show		18252+5659	MLR 537		56	0.6	5
Show		18268+5633	STI2375		176	4.5	31
Show		18278+5622	MLB 136		243	2.1	43
Show		18223+5626	CRB 203		171	26.0	46
Show		18217+5740	MLR 536		193	0.8	51
Show		18297+5740	LDS2414		198	7.4	52
Show		18318+5639	ES 975		51	10.5	55
Show		18296+5800	KPP4109		95	9.8	67
Show		18337+5638	TDS 929		78	1.2	70
Show		18301+5805	MLR 357		24	0.6	74
Show		18200+5810	CRB 202		160	32.8	83
Show		18254+5539	LDS4786		73	6.0	83
Show		18154+5720	HDS2577		330	0.2	87
Show		18174+5604	KPP4101	BD	133	7.6	90
Show		18174+5604	KPP4101	AB	327	53.1	90
Show		18174+5604	KPP4101	AC	326	56.8	90
Show		18147+5635	BU 1274	A,BC	238	93.7	95
Show		18147+5635	BU 1274	BC	144	1.0	96
Show		18147+5635	BU 1274	BD	5	5.3	96
Show		18140+5717	TDT 751		20	0.7	97
Show		18138+5646	TDT 747		140	1.0	99
Show		18380+5722	STI2380		4	10.3	103
Show		18338+5823	LDS2416		94	13.3	104
Show		18249+5517	CRB 204		103	12.1	105
Show		18239+5848	STF2323	AB	348	3.6	108
Show		18239+5848	STF2323	AF	80	150.5	108
Show		18239+5848	STF2323	AG	244	35.8	108
Show		18239+5848	STF2323	AH	93	44.2	108
Show		18239+5848	STF2323	AC	20	88.9	108
Show		18239+5848	STF2323	BC	20	86.5	108
Show		18239+5848	STF2323	CD	68	198.2	109
Show		18132+5749	HDS2571		310	0.3	112
Show		18347+5828	MLR 358		161	1.4	113
Show		18186+5844	LDS2410		264	5.4	118
Show		18334+5842	ES 188		219	11.6	119
Show		18329+5846	STI2376		54	13.7	119
Show		18334+5846	STF2353		257	13.6	122
Show		18127+5557	ES 643		49	3.9	126
Show		18390+5559	A 1380	AB	20	1.0	127
Show		18390+5559	A 1380	AB,C	332	11.8	127
Show		18351+5521	STI2379		358	14.4	128
Show		18276+5910	TDT 887		29	1.4	130
Show		18319+5459	TDT 929		152	2.3	134
Show		18399+5815	A 251	AB	53	4.0	136
Show		18399+5815	A 251	AC	78	13.5	136
Show		18426+5727	STI2382		138	12.4	140
Show		18086+5710	TDT 704		305	0.6	140
Show		18212+5917	LDS2411		277	117.7	141
Show		18291+5920	LDS2413		133	10.7	142
Show		18433+5637	STI2383		342	14.5	147

WDS 18257+5701 : COMPONENTS

	A
B	pa=205.4° sep=0.47"

18257+5701 A

Componente originario normalizzato	AB		Coord arcsec 2000	182541.52+570121.3		Mag	11.32		PmRA	5.00
PmDE	-14.0		Tycho2	3912-01127-1

Tycho2

Tycho2	3912-01127-1	Pflag		RAmdeg	276.42292938	DEmdeg	57.02250937
PmRA	4.8	PmDE	-13.8	E RAmdeg	24	E DEmdeg	25
E pmRA	2.5	E pmDE	2.5	EpRAm	1987.71	EpDEm	1987.94
Num	7	Q RAmdeg	1.5	Q DEmdeg	1.0	Q pmRA	1.5
Q pmDE	1.0	BTmag	11.121	E BTmag	0.051	VTmag	10.690
E VTmag	0.051	Prox	999	TYC	T	HIP
CCDM		RAdeg	276.42291000	DEdeg	57.02254250	EpRA 1990	1.63
EpDE 1990	1.56	E RAdeg	31.9	E DEdeg	31.2	Posflg
Corr	-0.1

18257+5701 B

Componente originario normalizzato	AB		Coord arcsec 2000	182541.50+570120.9		Mag	11.4		PmRA	5.00
PmDE	-14.0		Calc delta mag	0.08		Calc coord	yes