18439+0346 TDS 939

18^h 43^m 53.78^s +03° 46' 16.6" P.A. 68.00 sep 1.3 mag 10.76,10.92

Coord 2000	18439+0346	Discov num	TDS 939	Comp		Coord arcsec 2000	18 43 53.78 +03 46 16.6
Date first	1991	Date last	2015	Obs	3
Pa first	65	Pa last	68	P.A. Now (θ)	68°
Sep first	1.2	Sep last	1.273	Sep. Now (ρ)	1.273"
Mag pri	10.76	Mag sec	10.92	delta mag (ΔM)	0.16	Spectral class
Pri motion ra	+005	Sec motion ra	+005
Pri motion dec	+012	Sec motion dec	+012
Notes

Nature of this double is uncertain.

OTHER CATALOGS AND DESIGNATIONS

Constellation

Serpens

Tycho2

0455-01447-1

Gaia DR2

4280455701035958272

WDS 18439+0346 TDS 939 : 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
18439+0346	TDS 939		1991	1	65	1.2	10.76	10.92			184353.78+034616.6
18439+0346	TDS 939		2015	2	68	1.3	10.76	10.92			184353.78+034616.6

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

WDS 18439+0346 TDS 939 : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 18439+0346 TDS 939 : MEASURES

No records found.

WDS 18439+0346 : VIRTUAL EYEPIECE

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WDS 18439+0346 : ALADIN DSS IMAGE @ 18^h 43^m 53.78^s +03° 46' 16.6"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 18439+0346 TDS 939 : 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		18439+0346	TDS 939		68	1.3
Show		18436+0337	TDT1019		132	0.4	10
Show		18425+0334	J 464	AB	110	0.9	25
Show		18425+0334	J 464	AC	134	3.4	25
Show		18440+0321	A 2388		131	0.3	26
Show		18429+0324	BAL2499		319	11.5	28
Show		18465+0420	TDT1050		134	0.5	53
Show		18449+0253	HEI 562		253	0.4	55
Show		18473+0323	LDS5866		294	7.1	57
Show		18425+0439	HJ 866	AB	83	17.7	57
Show		18425+0439	HJ 866	AC	322	12.7	57
Show		18436+0444	A 357		71	0.6	59
Show		18413+0433	J 2143		319	15.2	61
Show		18464+0259	BAL1970		253	2.8	62
Show		18401+0321	AG 224		348	22.1	63
Show		18454+0444	BAL2935		161	5.8	63
Show		18410+0302	BU 1328		283	2.1	63
Show		18406+0307	STF2361		211	24.9	64
Show		18439+0237	STF2369		25	0.3	70
Show		18468+0443	TDT1051		168	1.6	72
Show		18393+0315	BAL2498	AB	64	6.6	76
Show		18393+0315	BAL2498	AC	109	14.8	76
Show		18433+0502	J 527		40	3.2	77
Show		18386+0236	HJ 5500	AB	40	84.0	83
Show		18386+0236	DAM 381	AC	228	14.2	83
Show		18386+0236	SKF2135	AD	238	54.4	83
Show		18465+0504	KPP4120		1	1.8	87
Show		18382+0410	TDT 968		35	0.4	89
Show		18379+0352	KPP 421		99	3.9	90
Show		18424+0218	BAL1969		279	21.4	92
Show		18425+0518	TDT1014		339	0.7	94
Show		18388+0446	RAO 395		153	0.4	97
Show		18379+0432	BAL2932		297	18.3	100
Show		18387+0451	STT 360		282	1.7	102
Show		18375+0313	ARY 15		142	153.6	103
Show		18380+0248	LDS5240		6	3.3	107
Show		18455+0530	FIN 332	Aa,Ab	142	0.0	107
Show		18455+0530	STF2375	AB	120	2.6	107
Show		18455+0530	FIN 332	Ba,Bb	324	0.1	107
Show		18379+0451	LDS5241		329	29.8	110
Show		18385+0504	BAL2933		235	19.3	113
Show		18514+0351	DOO 72		52	31.5	113
Show		18437+0539	STT 361		172	22.6	113
Show		18428+0541	TOK 324		246	222.4	117
Show		18374+0238	BU 1327		174	13.6	119
Show		18429+0545	BU 136		7	4.6	120
Show		18481+0203	J 2530		232	1.4	121
Show		18327+0504	BAL3014	BC	34	9.5	126
Show		18327+0504	BAL3014	AB	56	22.2	126
Show		18456+0142	A 2262		325	1.2	127
Show		18391+0535	GWP2789	AB	359	35.5	130

WDS 18439+0346 : COMPONENTS

	A
B	pa=68.0° sep=1.27"

18439+0346 A

Componente originario normalizzato	AB		Coord arcsec 2000	184353.78+034616.6		Mag	10.76		PmRA	5.00
PmDE	12.0		Tycho2	0455-01447-1

Tycho2

Tycho2	0455-01447-1	Pflag	P	RAmdeg	280.97410195	DEmdeg	3.77127232
PmRA	5.4	PmDE	12.3	E RAmdeg	41	E DEmdeg	45
E pmRA	1.8	E pmDE	1.8	EpRAm	1984.81	EpDEm	1982.61
Num	3	Q RAmdeg	1.3	Q DEmdeg	1.1	Q pmRA	1.3
Q pmDE	1.1	BTmag	11.539	E BTmag	0.071	VTmag	10.757
E VTmag	0.059	Prox	12	TYC	T	HIP
CCDM		RAdeg	280.97394611	DEdeg	3.77117639	EpRA 1990	1.81
EpDE 1990	1.71	E RAdeg	38.6	E DEdeg	42.8	Posflg	D
Corr	-0.2

18439+0346 B

Componente originario normalizzato	AB		Coord arcsec 2000	184353.86+034617.1		Mag	10.92		PmRA	5.00
PmDE	12.0		Tycho2	0455-01447-2		Calc delta mag	0.16		Calc coord	yes

Tycho2

Tycho2	0455-01447-2	Pflag	P	RAmdeg	280.97410195	DEmdeg	3.77127232
PmRA	5.4	PmDE	12.3	E RAmdeg	41	E DEmdeg	45
E pmRA	1.8	E pmDE	1.8	EpRAm	1984.81	EpDEm	1982.61
Num	3	Q RAmdeg	1.3	Q DEmdeg	1.1	Q pmRA	1.3
Q pmDE	1.1	BTmag	11.642	E BTmag	0.075	VTmag	10.920
E VTmag	0.067	Prox	12	TYC	T	HIP
CCDM		RAdeg	280.97426083	DEdeg	3.77132417	EpRA 1990	1.81
EpDE 1990	1.71	E RAdeg	43.1	E DEdeg	47.9	Posflg	D
Corr	-0.2