04517-1302 TDS 2988 (HD 30993)

04^h 51^m 40.50^s -13° 02' 25.4" P.A. 68.00 sep 0.9 mag 9.93,10.39 Sp G6V

Coord 2000	04517-1302	Discov num	TDS2988	Comp		Coord arcsec 2000	04 51 40.50 -13 02 25.4
Date first	1991	Date last	2016	Obs	2
Pa first	71	Pa last	67.9	P.A. Now (θ)	67.9°
Sep first	0.6	Sep last	0.858	Sep. Now (ρ)	0.858"
Mag pri	9.93	Mag sec	10.39	delta mag (ΔM)	0.46	Spectral class	G6V (yellow)
Pri motion ra	+101	Sec motion ra	+101
Pri motion dec	+012	Sec motion dec	+012
Notes

Nature of this double is uncertain.

OTHER CATALOGS AND DESIGNATIONS

Name	HD 30993		Constellation	Eridanus		SAO	149941		Tycho2	5328-00700-1
Gaia DR2	3179982275446971648		HD	30993		DM	BD-13 995

WDS 04517-1302 TDS 2988 (HD 30993) : 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
04517-1302	TDS2988		1991	1	71	0.6	9.93	10.39			045140.50-130225.4
04517-1302	TDS2988		2016	2	68	0.9	9.93	10.39	G6V		045140.50-130225.4

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WDS 04517-1302 TDS 2988 (HD 30993) : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 04517-1302 TDS 2988 (HD 30993) : MEASURES

No records found.

WDS 04517-1302 (HD 30993) : VIRTUAL EYEPIECE

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WDS 04517-1302 (HD 30993) : ALADIN DSS IMAGE @ 04^h 51^m 40.50^s -13° 02' 25.4"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 04517-1302 TDS 2988 (HD 30993) : 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		04517-1302	TDS2988		68	0.9
Show		04516-1325	SKF1384		180	70.5	23
Show		04508-1325	GWP 621		84	66.5	26
Show		04497-1307	RST3403		11	2.1	29
Show		04493-1313	DAM 746		127	23.9	36
Show		04540-1238	RST3405		259	0.5	42
Show		04510-1214	HJ 3693		119	8.1	50
Show		04503-1348	KPP1018		128	8.2	51
Show		04554-1309	A 2623		209	1.4	55
Show		04542-1347	GWP 629		215	207.1	58
Show		04571-1338	A 2625		182	0.1	87
Show		04486-1145	HJ 3690	AB	35	30.5	90
Show		04486-1145	HJ 3690	AC	197	31.8	90
Show		04516-1435	GAL 153		66	13.0	93
Show		04556-1145	KPP1559		92	11.8	97
Show		04459-1157	HU 104	AB	255	1.1	108
Show		04459-1157	STF 596	AB,C	303	9.9	108
Show		04450-1411	GWP 613		48	10.7	119
Show		04571-1123	BRT2640		51	4.7	121
Show		04521-1058	TSN 130		32	0.2	125
Show		04512-1058	RST3404	AB	281	4.3	125
Show		04512-1058	DAM 401	AC	104	13.7	125
Show		04466-1445	GWP 615		182	28.4	127
Show		04539-1505	GWP 628		98	385.0	127
Show		04469-1117	JNN 28		288	1.5	128
Show		04426-1314	HDS 607		169	19.5	133
Show		05007-1330	STF 631		107	5.8	135
Show		04490-1052	KPP 890		287	7.4	136
Show		04485-1052	RST3402	AB	224	1.3	139
Show		04562-1055	TDS3011		136	0.5	144
Show		04531-1039	J 318		286	4.8	145
Show		04568-1057	HU 215		305	0.6	147
Show		04478-1043	HU 214		235	4.6	152
Show		04420-1356	GWP 607		125	32.1	152
Show		04549-1038	TDS3005		166	1.8	153
Show		04536-1030	HU 32		241	1.0	155
Show		05016-1411	BRT1838		241	5.5	161
Show		04407-1251	TDS2931	AB	60	0.4	162
Show		05028-1340	A 2631		190	4.2	167
Show		04501-1548	HDS 622		168	1.1	168
Show		04554-1024	TDS3008		81	0.4	168
Show		04599-1105	TDS3033		119	0.8	169
Show		05030-1226	BU 884		12	0.6	170
Show		05010-1112	A 2629		181	0.2	177
Show		05039-1251	GWP 639		40	81.6	179
Show		04438-1041	HDS 610		195	0.7	184
Show		05006-1053	RST3411		173	0.5	184
Show		04397-1206	GWP 602		67	175.3	185
Show		05034-1153	GAL 160		85	4.8	188
Show		05035-1151	KPP 118		85	4.8	188
Show		05015-1103	TDS3043		142	1.2	188

WDS 04517-1302 : COMPONENTS

	A
B	pa=67.4° sep=0.84"

04517-1302 A

Componente originario normalizzato	AB	Name	HD 30993	Coord arcsec 2000	045140.50-130225.4	Mag	9.93
Spectral class	G6V (yellow)	PmRA	101.00	PmDE	12.0	SAO	149941
Tycho2	5328-00700-1	HD	30993	DM	BD-13 995

Tycho2

Tycho2	5328-00700-1	Pflag		RAmdeg	72.91880716	DEmdeg	-13.04036349
PmRA	100.8	PmDE	12.0	E RAmdeg	12	E DEmdeg	14
E pmRA	1.3	E pmDE	1.3	EpRAm	1989.55	EpDEm	1988.71
Num	7	Q RAmdeg	1.1	Q DEmdeg	0.8	Q pmRA	1.1
Q pmDE	0.8	BTmag	10.436	E BTmag	0.030	VTmag	9.491
E VTmag	0.019	Prox	999	TYC	T	HIP
CCDM		RAdeg	72.91857278	DEdeg	-13.04039250	EpRA 1990	1.82
EpDE 1990	1.75	E RAdeg	13.4	E DEdeg	14.6	Posflg
Corr	-0.1

SAO

SAO	149941	DelFlag		RA1950		PmRA1950	0.0057
DE1950		PmDE1950	-0.012	Vmag	8.8	SpType	K0
Double code		Source	20	CatNum	1221	DM	BD-13 995
DMcomp		BDsup		HD	30993	M HD	0
GC		RA1950rad	1.26254326	DE1950rad	-0.22905479	PmRA2000	0.0062
PmDE2000	-0.012

04517-1302 B

Componente originario normalizzato	AB		Coord arcsec 2000	045140.55-130225.1		Mag	10.39		PmRA	101.00
PmDE	12.0		Calc delta mag	0.46		Calc coord	yes