18340+7830 TDT 937

18^h 34^m 02.46^s +78° 29' 38.6" P.A. 154.00 sep 1.6 mag 11.39,12.61

Coord 2000	18340+7830	Discov num	TDT 937	Comp		Coord arcsec 2000	18 34 02.46 +78 29 38.6
Date first	1991	Date last	1991	Obs	1
Pa first	154	Pa last	153.8	P.A. Now (θ)	153.8°
Sep first	1.6	Sep last	1.57	Sep. Now (ρ)	1.57"
Mag pri	11.39	Mag sec	12.61	delta mag (ΔM)	1.22	Spectral class
Pri motion ra	+001	Sec motion ra	+001
Pri motion dec	-011	Sec motion dec	-011
Notes

Nature of this double is uncertain.

OTHER CATALOGS AND DESIGNATIONS

Constellation

Draco

Tycho2

4574-00661-1

Gaia DR2

2293713235592626560

WDS 18340+7830 TDT 937 : 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
18340+7830	TDT 937		1991	1	154	1.6	11.39	12.61			183402.46+782938.6

If you need more information about this double, apply for a data request form to the WDS.

WDS 18340+7830 TDT 937 : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 18340+7830 TDT 937 : MEASURES

No records found.

WDS 18340+7830 : VIRTUAL EYEPIECE

Click on the map to see the double of your interest.
Pass over with the mouse cursor to display the catalog designation.

WDS 18340+7830 : ALADIN DSS IMAGE @ 18^h 34^m 02.46^s +78° 29' 38.6"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 18340+7830 TDT 937 : NEIGHBORHOODS

Click on the map to see the double of your interest.
Pass over with the mouse cursor to display the catalog designation.

Show	name	coord_2000	discov#	comp	pa	sep	dist(')
Show		18340+7830	TDT 937		154	1.6	1
Show		18401+7758	TDT 985		26	0.7	37
Show		18374+7741	STT 363		335	0.6	50
Show		18438+7750	LOC 385		321	3.2	50
Show		18241+7913	UC 3571		73	46.1	53
Show		18237+7741	LOC 368		262	8.5	59
Show		18539+7840	LDS1895		45	33.3	61
Show		18271+7726	CVR 869		195	15.6	67
Show		18395+7940	SKF1085		110	1.5	72
Show		18344+7708	LOC 369		297	23.5	83
Show		18411+7953	SKF1647		343	9.9	86
Show		18437+7704	TDT1021		139	0.7	91
Show		18420+7656	LOC 384		260	1.2	98
Show		18225+7659	HU 930		310	1.0	98
Show		18500+7957	TDT1077		34	2.0	99
Show		18538+7708	LOC 387		310	8.5	104
Show		18475+8010	UC 3672		260	49.2	107
Show		18175+7652	LOC 362		289	7.1	111
Show		18252+8028	BVD 128		317	24.7	121
Show		18196+7636	HU 929		111	1.8	123
Show		18166+8027	LDS1884		108	5.7	128
Show		18408+7624	MLR 214		30	0.4	128
Show		18450+7621	MLR 216	Aa,Ab	35	0.4	134
Show		18450+7621	UC 3662	AB	104	58.6	134
Show		18148+8035	SKF1316		205	54.6	137
Show		18319+7605	LOC 367		137	1.1	145
Show		18444+7600	LDS1892		31	21.6	154
Show		18384+8107	TDT 969		31	1.5	158
Show		18424+7550	LDS1890		70	58.1	163
Show		18535+7547	STF2452		217	5.7	175
Show		18247+8123	LOC 372		63	22.1	176
Show		18445+8133	LOC 389		160	1.6	186
Show		18464+7526	YSC 10		331	0.3	189
Show		18329+8148	LOC 374		287	5.7	199
Show		18208+8158	LDS1885		141	10.7	211
Show		18480+8203	LOC 391		352	36.7	217
Show		18397+7455	LDS1889		340	3.9	217
Show		18187+7447	KPP 695		11	6.2	229
Show		18349+8223	OCA 3		145	4.7	234
Show		18302+8224	OCA 2		341	3.3	235
Show		18362+8224	MLR 213		342	1.6	235
Show		18438+8228	LOC 393		23	1.9	240
Show		18270+8235	LOC 377		149	4.9	246
Show		18293+8235	MLR 212		15	1.5	246
Show		18427+8239	LDS1893		310	9.9	252
Show		18227+7421	TDT 824		275	1.2	252
Show		18470+8244	LDS1894		81	11.8	256
Show		18371+7409	TDT 960		220	2.0	262
Show		18363+8315	MLR 215		104	4.3	286
Show		18273+7344	KPP1362		123	10.3	287
Show		18399+8319	SKF1317		2	115.6	290

WDS 18340+7830 : COMPONENTS

	A
B	pa=174.4° sep=1.42"

18340+7830 A

Componente originario normalizzato	AB		Coord arcsec 2000	183402.46+782938.6		Mag	11.39		PmRA	1.00
PmDE	-11.0		Tycho2	4574-00661-1

Tycho2

Tycho2	4574-00661-1	Pflag		RAmdeg	278.51022385	DEmdeg	78.49402419
PmRA	1.1	PmDE	-10.6	E RAmdeg	34	E DEmdeg	35
E pmRA	2.1	E pmDE	2.2	EpRAm	1984.93	EpDEm	1985.53
Num	4	Q RAmdeg	0.9	Q DEmdeg	1.1	Q pmRA	0.9
Q pmDE	1.1	BTmag	12.467	E BTmag	0.164	VTmag	11.309
E VTmag	0.073	Prox	999	TYC	T	HIP
CCDM		RAdeg	278.51022056	DEdeg	78.49406194	EpRA 1990	1.59
EpDE 1990	1.63	E RAdeg	54.8	E DEdeg	51.8	Posflg
Corr	-0.1

18340+7830 B

Componente originario normalizzato	AB		Coord arcsec 2000	183402.51+782937.2		Mag	12.61		PmRA	1.00
PmDE	-11.0		Calc delta mag	1.22		Calc coord	yes