18386-2850 TDT 971

18^h 38^m 35.74^s -28° 49' 34.8" P.A. 163.00 sep 0.5 mag 11.23,11.40 Sp F2V

Coord 2000	18386-2850	Discov num	TDT 971	Comp		Coord arcsec 2000	18 38 35.74 -28 49 34.8
Date first	1991	Date last	2016	Obs	2
Pa first	151	Pa last	163	P.A. Now (θ)	163°
Sep first	0.8	Sep last	0.5	Sep. Now (ρ)	0.5"
Mag pri	11.23	Mag sec	11.40	delta mag (ΔM)	0.17	Spectral class	F2V (yellow-white)
Pri motion ra	+004	Sec motion ra	+004
Pri motion dec	-012	Sec motion dec	-012
Notes	T (Parallax indicates physical)

This double is physical.

OTHER CATALOGS AND DESIGNATIONS

Constellation

Sagittarius

Tycho2

6870-00319-1

Gaia DR2

4047601197207521408

WDS 18386-2850 TDT 971 : 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
18386-2850	TDT 971		1991	1	151	0.8	11.23	11.40			183835.74-284934.8
18386-2850	TDT 971		2016	2	163	0.5	11.23	11.40	F2V	T	183835.74-284934.8

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WDS 18386-2850 TDT 971 : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 18386-2850 TDT 971 : MEASURES

No records found.

WDS 18386-2850 : VIRTUAL EYEPIECE

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WDS 18386-2850 : ALADIN DSS IMAGE @ 18^h 38^m 35.74^s -28° 49' 34.8"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 18386-2850 TDT 971 : 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		18386-2850	TDT 971		163	0.5	1
Show		18396-2817	J 1596		105	8.2	34
Show		18398-2920	RSS 487		303	11.5	35
Show		18359-2849	HJ 5051	AB	237	9.3	36
Show		18359-2849	HJ 5051	AC	296	91.6	36
Show		18359-2849	DOO 71	CD	34	4.3	38
Show		18348-2837	B 395		278	1.3	52
Show		18405-2953	SEE 356		133	3.1	69
Show		18335-2832	BRT3073		281	3.9	70
Show		18400-2743	SKF2132		237	12.4	70
Show		18389-2736	RST2069		123	1.7	75
Show		18329-2906	SKF2130		134	3.0	77
Show		18440-2920	LDS 651		209	35.8	78
Show		18444-2926	SEE 357	AB	291	14.5	84
Show		18444-2926	B 9035	AC	313	14.5	84
Show		18444-2926	B 9035	AD	349	10.8	84
Show		18444-2926	B 9035	AE	277	31.3	84
Show		18394-3019	RSS 486		8	9.4	91
Show		18319-2831	RST2062		3	0.8	91
Show		18346-2734	I 1027	CD	69	1.9	92
Show		18450-2813	B 403		76	2.4	92
Show		18346-2734	I 1026	AB	41	9.0	93
Show		18346-2734	I 1026	A,CD	145	36.1	93
Show		18346-2734	TOK 422	Aa,Ab	102	0.1	93
Show		18457-2847	B 404		238	5.0	93
Show		18403-3022	SKF2025		234	104.6	95
Show		18460-2856	TSN 187		172	0.4	97
Show		18328-2747	KPP 417		57	5.0	99
Show		18325-2753	SKF2131		47	4.7	99
Show		18360-3023	SKF2024		74	22.4	100
Show		18334-3004	I 1370		187	3.8	102
Show		18447-2959	B 2460		102	9.1	106
Show		18305-2848	HDS2624		230	0.1	107
Show		18352-3030	RST2066		312	0.9	110
Show		18312-2757	RST2060	Ba,Bb	8	0.6	111
Show		18466-2932	TDS 943		226	0.9	114
Show		18467-2930	TOK 366	AB	260	0.3	114
Show		18467-2930	TOK 366	AC	293	9.2	114
Show		18464-2755	RST2073		149	0.4	116
Show		18388-3046	SKF2535		44	3.9	116
Show		18402-3045	RST2070		146	0.6	117
Show		18374-3046	B 1367		160	2.3	118
Show		18311-2738	J 1632		165	5.3	123
Show		18292-2916	B 2450		347	14.0	126
Show		18292-2921	B 2451		244	9.3	128
Show		18296-2803	SKF2128		291	4.8	128
Show		18401-2638	B 397		193	1.2	134
Show		18463-2721	B 405		136	0.5	135
Show		18418-3059	TDT1004		231	0.8	136
Show		18490-2830	RST2077		164	0.6	139
Show		18281-2917	AAQ 3		74	3.5	140

WDS 18386-2850 : COMPONENTS

	A
B	pa=165.0° sep=0.50"

18386-2850 A

Componente originario normalizzato	AB		Coord arcsec 2000	183835.74-284934.8		Mag	11.23		Spectral class	F2V (yellow-white)
PmRA	4.00		PmDE	-12.0		Tycho2	6870-00319-1

Tycho2

Tycho2	6870-00319-1	Pflag		RAmdeg	279.64897161	DEmdeg	-28.82641494
PmRA	3.5	PmDE	-12.4	E RAmdeg	36	E DEmdeg	56
E pmRA	2.8	E pmDE	2.5	EpRAm	1989.68	EpDEm	1984.89
Num	3	Q RAmdeg	0.3	Q DEmdeg	0.3	Q pmRA	0.3
Q pmDE	0.3	BTmag	11.423	E BTmag	0.077	VTmag	10.855
E VTmag	0.077	Prox	999	TYC	T	HIP
CCDM		RAdeg	279.64896250	DEdeg	-28.82638694	EpRA 1990	1.89
EpDE 1990	1.86	E RAdeg	37.3	E DEdeg	58.8	Posflg
Corr	0.1

18386-2850 B

Componente originario normalizzato	AB		Coord arcsec 2000	183835.75-284935.3		Mag	11.4		PmRA	4.00
PmDE	-12.0		Calc delta mag	0.17		Calc coord	yes