20139-4812 TDT 2107 (HD 191798)

20^h 13^m 53.43^s -48° 12' 09.5" P.A. 242.00 sep 0.6 mag 10.59,11.41 Sp F3/5V

Coord 2000	20139-4812	Discov num	TDT2107	Comp		Coord arcsec 2000	20 13 53.43 -48 12 09.5
Date first	1991	Date last	1991	Obs	1
Pa first	242	Pa last	241.9	P.A. Now (θ)	241.9°
Sep first	0.6	Sep last	0.64	Sep. Now (ρ)	0.64"
Mag pri	10.59	Mag sec	11.41	delta mag (ΔM)	0.82	Spectral class	F3/5V (yellow-white)
Pri motion ra	+007	Sec motion ra	+007
Pri motion dec	-018	Sec motion dec	-018
Notes

Nature of this double is uncertain.

OTHER CATALOGS AND DESIGNATIONS

Name	HD 191798		Constellation	Telescopium		Tycho2	8396-02015-1		Gaia DR2	6669032222875535872
HD	191798

WDS 20139-4812 TDT 2107 (HD 191798) : 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
20139-4812	TDT2107		1991	1	242	0.6	10.59	11.41			201353.43-481209.5

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WDS 20139-4812 TDT 2107 (HD 191798) : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 20139-4812 TDT 2107 (HD 191798) : MEASURES

No records found.

WDS 20139-4812 (HD 191798) : VIRTUAL EYEPIECE

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WDS 20139-4812 (HD 191798) : ALADIN DSS IMAGE @ 20^h 13^m 53.43^s -48° 12' 09.5"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 20139-4812 TDT 2107 (HD 191798) : 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		20139-4812	TDT2107		242	0.6
Show		20163-4826	LDS 707		25	18.3	30
Show		20109-4806	UC 4114		8	13.9	31
Show		20174-4750	UC 4139		4	30.2	42
Show		20177-4834	BRT1106		73	4.5	44
Show		20192-4757	RST1066		184	0.5	56
Show		20091-4856	RST1060		151	0.2	65
Show		20119-4704	HJ 5172		9	36.7	71
Show		20100-4914	KPP1803		353	14.0	74
Show		20052-4834	HDS2864		339	0.2	90
Show		20205-4713	I 1415		35	1.8	90
Show		20195-4702	TSN 10		87	68.3	91
Show		20228-4800	UC 4162		127	41.6	91
Show		20107-4644	I 123		210	6.3	94
Show		20191-4937	RST1065		69	1.3	100
Show		20093-4643	SIN 114		110	59.8	101
Show		20095-4641	HJ 5169		128	6.0	102
Show		20238-4845	NSC 29		225	11.4	104
Show		20238-4736	FIN 278		202	3.9	107
Show		20227-4711	TDT2219		283	0.5	108
Show		20060-4659	DAW 26	BC	310	3.2	108
Show		20060-4659	DAW 26	AB	189	4.3	108
Show		20060-4659	DAW 26	AC	235	3.8	108
Show		20043-4724	I 661		39	0.6	109
Show		20142-5007	VSP 55		96	0.1	115
Show		20062-4649	HJ 5166		249	11.3	115
Show		20248-4719	HDS2920		227	0.2	123
Show		20124-5014	I 1046		51	1.2	124
Show		20106-4612	RSS 542		311	21.9	125
Show		20086-4618	UC 4100	BD	359	48.2	126
Show		20086-4618	CPO 88	AB	101	57.4	127
Show		20086-4618	UC 4098	AC	216	23.3	127
Show		20127-5019	HJ 5174		266	18.8	128
Show		20139-5019	HU 1613		142	0.7	128
Show		20261-4734	I 1086		23	2.2	129
Show		20266-4758	I 1419	AB	129	55.1	129
Show		20266-4758	I 1419	BC	342	3.4	130
Show		20152-4603	HJ 5179		136	5.8	130
Show		20217-5000	SKF 376		300	21.3	133
Show		20014-4724	I 256		189	0.8	135
Show		20266-4905	BRT1109		108	5.4	137
Show		20275-4838	I 663		71	0.8	139
Show		20177-4557	HJ 5184		285	12.3	141
Show		20166-4554	I 125		45	1.5	141
Show		20095-5026	HU 1612		63	1.0	141
Show		20093-5029	RST1061		282	1.2	144
Show		20176-5034	HDS2896		70	12.8	146
Show		20018-4647	UC 4067		339	13.5	150
Show		20096-5038	RST1062		351	0.4	151
Show		20291-4826	I 1421		341	0.4	153
Show		20135-4539	UC 4123		130	22.9	154

WDS 20139-4812 : COMPONENTS

	A
B	pa=231.3° sep=0.48"

20139-4812 A

Componente originario normalizzato	AB	Name	HD 191798	Coord arcsec 2000	201353.43-481209.5	Mag	10.59
Spectral class	F3/5V (yellow-white)	PmRA	7.00	PmDE	-18.0	Tycho2	8396-02015-1
HD	191798

Tycho2

Tycho2	8396-02015-1	Pflag		RAmdeg	303.47256961	DEmdeg	-48.20265995
PmRA	6.7	PmDE	-18.1	E RAmdeg	21	E DEmdeg	24
E pmRA	1.5	E pmDE	1.4	EpRAm	1985.21	EpDEm	1981.09
Num	5	Q RAmdeg	0.8	Q DEmdeg	0.8	Q pmRA	0.7
Q pmDE	0.9	BTmag	10.873	E BTmag	0.048	VTmag	10.284
E VTmag	0.040	Prox	999	TYC	T	HIP
CCDM		RAdeg	303.47254472	DEdeg	-48.20261889	EpRA 1990	1.72
EpDE 1990	1.53	E RAdeg	24.4	E DEdeg	30.4	Posflg
Corr	0.0

20139-4812 B

Componente originario normalizzato	AB		Coord arcsec 2000	201353.39-481209.8		Mag	11.41		PmRA	7.00
PmDE	-18.0		Calc delta mag	0.82		Calc coord	yes