18227+7421 TDT 824

18^h 22^m 39.99^s +74° 21' 08.7" P.A. 275.00 sep 1.2 mag 11.97,12.35

Coord 2000	18227+7421	Discov num	TDT 824	Comp		Coord arcsec 2000	18 22 39.99 +74 21 08.7
Date first	1991	Date last	2016	Obs	2
Pa first	247	Pa last	274.8	P.A. Now (θ)	274.8°
Sep first	2.3	Sep last	1.196	Sep. Now (ρ)	1.196"
Mag pri	11.97	Mag sec	12.35	delta mag (ΔM)	0.38	Spectral class
Pri motion ra	-007	Sec motion ra	-007
Pri motion dec	-012	Sec motion dec	-012
Notes

Nature of this double is uncertain.

OTHER CATALOGS AND DESIGNATIONS

Constellation

Draco

Tycho2

4441-00102-1

Gaia DR2

2268763353957546368

WDS 18227+7421 TDT 824 : 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
18227+7421	TDT 824		1991	1	247	2.3	11.97	12.35			182239.99+742108.7
18227+7421	TDT 824		2016	2	275	1.2	11.97	12.35			182239.99+742108.7

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WDS 18227+7421 TDT 824 : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 18227+7421 TDT 824 : MEASURES

No records found.

WDS 18227+7421 : VIRTUAL EYEPIECE

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WDS 18227+7421 : ALADIN DSS IMAGE @ 18^h 22^m 39.99^s +74° 21' 08.7"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 18227+7421 TDT 824 : 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		18227+7421	TDT 824		275	1.2
Show		18187+7447	KPP 695		11	6.2	31
Show		18273+7344	KPP1362		123	10.3	42
Show		18371+7409	TDT 960		220	2.0	61
Show		18275+7316	TOI2253		291	26.3	69
Show		18397+7455	LDS1889		340	3.9	74
Show		18211+7244	BUP 182	BC	303	9.1	95
Show		18211+7244	LAB 5	Aa,Ab	220	0.1	98
Show		18211+7244	BUP 182	AB	357	177.8	98
Show		18045+7316	HDS2544		29	6.9	100
Show		18118+7248	UC 3528		177	37.8	105
Show		18324+7245	CRB 205		208	12.5	105
Show		18319+7605	LOC 367		137	1.1	110
Show		18028+7547	STF2302	AB	248	5.7	116
Show		18028+7547	STF2302	AC	278	22.9	116
Show		18028+7547	STF2302	BC	287	18.3	116
Show		18424+7550	LDS1890		70	58.1	116
Show		18241+7220	BVD 127		327	19.8	122
Show		18400+7241	CFN 15		110	0.8	125
Show		18196+7636	HU 929		111	1.8	136
Show		18408+7624	MLR 214		30	0.4	141
Show		18053+7217	TDT 668		43	2.0	145
Show		18029+7628	LOC 360	AB	243	1.3	148
Show		18175+7652	LOC 362		289	7.1	153
Show		18225+7659	HU 930		310	1.0	159
Show		18211+7137	GIC9022		318	2.0	165
Show		18420+7656	LOC 384		260	1.2	171
Show		18344+7708	LOC 369		297	23.5	173
Show		18312+7131	WIS 328		182	940.0	175
Show		18110+7712	HU 928		155	1.8	176
Show		18208+7120	STT 353	AB	262	0.5	182
Show		18208+7120	STT 353	AB,C	117	72.5	182
Show		18263+7119	TDT 867		303	1.8	183
Show		18072+7131	A 1168		327	0.7	184
Show		18317+7120	A 1170		188	0.9	186
Show		18271+7726	CVR 869		195	15.6	186
Show		18237+7741	LOC 368		262	8.5	200
Show		18374+7741	STT 363		335	0.6	207
Show		18058+7101	TDS 904		108	0.9	215
Show		18186+7042	SKF2737		265	29.7	220
Show		18401+7758	TDT 985		26	0.7	226
Show		18120+7814	LOC 363		67	2.1	236
Show		18164+7023	KPP4097		323	5.5	240
Show		18339+7016	MLR 97		111	0.2	251
Show		18168+7011	TDT 771	AB	55	0.6	252
Show		18340+7830	TDT 937		154	1.6	252
Show		18276+7000	LDS1886		44	96.0	262
Show		18338+7003	STF2370		135	10.5	264
Show		18343+7003	KPP 764		231	6.6	264
Show		18325+6957	STF2366	AB	333	29.8	268
Show		18325+6957	FOX9012	AC	249	10.3	268

WDS 18227+7421 : COMPONENTS

	A
B	pa=287.3° sep=0.34"

18227+7421 A

Componente originario normalizzato	AB		Coord arcsec 2000	182239.99+742108.7		Mag	11.97		PmRA	-7.00
PmDE	-12.0		Tycho2	4441-00102-1

Tycho2

Tycho2	4441-00102-1	Pflag		RAmdeg	275.66653036	DEmdeg	74.35241712
PmRA	-6.5	PmDE	-11.9	E RAmdeg	67	E DEmdeg	69
E pmRA	2.1	E pmDE	2.2	EpRAm	1979.99	EpDEm	1980.20
Num	3	Q RAmdeg	0.5	Q DEmdeg	0.6	Q pmRA	0.5
Q pmDE	0.6	BTmag	12.375	E BTmag	0.161	VTmag	11.764
E VTmag	0.135	Prox	999	TYC		HIP
CCDM		RAdeg	275.66658611	DEdeg	74.35244472	EpRA 1990	1.66
EpDE 1990	1.61	E RAdeg	71.1	E DEdeg	73.5	Posflg
Corr	-0.1

18227+7421 B

Componente originario normalizzato	AB		Coord arcsec 2000	182239.91+742108.8		Mag	12.35		PmRA	-7.00
PmDE	-12.0		Calc delta mag	0.38		Calc coord	yes