12479-2923 LDS 4271

12^h 47^m 49.69^s -29° 22' 09.4" P.A. 48.00 sep 3.4 mag 15.70,17.90

Coord 2000	12479-2923	Discov num	LDS4271	Comp		Coord arcsec 2000	12 47 49.69 -29 22 09.4
Date first	1960	Date last	2017	Obs	4
Pa first	38	Pa last	47.8	P.A. Now (θ)	47.8°
Sep first	3.0	Sep last	3.42	Sep. Now (ρ)	3.42"
Mag pri	15.70	Mag sec	17.90	delta mag (ΔM)	2.2	Spectral class
Pri motion ra	-154	Sec motion ra	-154
Pri motion dec	-137	Sec motion dec	-137
Notes	V (Proper motion indicates physical)

This double is physical.

OTHER CATALOGS AND DESIGNATIONS

Constellation

Hydra

Gaia DR2

6184989958371083648

WDS 12479-2923 LDS 4271 : NOTES

No records found.

REFERENCES

refcode	metd	author	reference
LDS		Luyten p.m. catalog (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
12479-2923	LDS4271		1960	1	38	3.0	15.70	17.90			124749.69-292209.4
12479-2923	LDS4271		2017	3	48	3.4	15.70	17.90		V	124749.69-292209.4

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WDS 12479-2923 LDS 4271 : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 12479-2923 LDS 4271 : MEASURES

No records found.

WDS 12479-2923 : VIRTUAL EYEPIECE

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WDS 12479-2923 : ALADIN DSS IMAGE @ 12^h 47^m 49.69^s -29° 22' 09.4"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 12479-2923 LDS 4271 : 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		12479-2923	LDS4271		48	3.4
Show		12474-2935	DAW 105		22	0.0	15
Show		12501-2940	TDS8545		268	1.2	36
Show		12508-2944	HJ 4553		346	11.6	45
Show		12508-2851	UC 2415		319	23.0	50
Show		12473-3013	SKF1948	AB	50	162.7	51
Show		12449-2824	SKF1946		256	14.7	70
Show		12429-2954	UC 2390	AB	243	28.9	72
Show		12458-3032	UC 2401		98	35.7	75
Show		12450-3031	UC 2395		17	13.9	78
Show		12539-2918	STN 26		34	2.9	80
Show		12431-3015	RST2811		214	1.3	82
Show		12542-2924	RST5370		338	0.3	84
Show		12527-2825	UC 2419		170	12.5	86
Show		12415-2840	UC 2387		343	8.9	93
Show		12483-2748	UC 2407		131	11.3	95
Show		12521-3039	DAW 106		249	1.8	95
Show		12476-2747	LDS4269		101	28.4	96
Show		12454-3054	KPP2023		90	16.1	98
Show		12456-3059	UC 2399		16	8.7	102
Show		12425-3038	WSP 41	AB	245	9.5	104
Show		12425-3038	WSP 41	AC	184	14.2	104
Show		12425-3038	WSP 41	AD	346	21.8	104
Show		12556-2944	TDS8588		51	0.6	104
Show		12461-3105	UC 2403		269	10.3	106
Show		12407-3027	LDS4245		129	13.0	113
Show		12517-3105	HJ 4554		25	31.2	115
Show		12543-2758	HJ 4556		80	5.9	120
Show		12564-3007	HJ 4558		187	41.3	121
Show		12397-3022	TDS8477		17	3.5	122
Show		12440-2727	TDS 673	AB	263	1.7	126
Show		12440-2727	UC 2393	AC	330	40.6	126
Show		12571-2828	LDS5763		151	161.8	133
Show		12397-3044	RST1682		167	2.1	133
Show		12432-2722	B 2300		315	10.6	135
Show		12409-2743	B 231		82	4.4	136
Show		12393-3047	HJ 4537		352	11.0	140
Show		12537-2724	TOK 153		147	14.8	142
Show		12461-3146	B 232		44	0.7	146
Show		12368-2940	LDS4234		235	18.4	146
Show		12525-3139	RST1694		21	1.6	149
Show		12444-2701	KPP2727		180	8.6	149
Show		12387-3054	UC 2375		267	44.1	150
Show		12534-3135	UC 2424		201	7.8	151
Show		12474-3154	TDS8522		95	0.8	152
Show		12375-3034	DAW 103		256	0.5	152
Show		12582-3034	LDS5765		254	266.0	155
Show		12597-2905	BRT2996		73	4.3	157
Show		12417-2708	RST1684		209	0.4	158
Show		12520-2648	B 234		296	0.6	165
Show		12577-3106	B 236		169	0.2	165

WDS 12479-2923 : COMPONENTS

	A
B	pa=43.9° sep=3.19"

12479-2923 A

Componente originario normalizzato	AB		Coord arcsec 2000	124749.69-292209.4		Mag	15.7		PmRA	-154.00
PmDE	-137.0

12479-2923 B

Componente originario normalizzato	AB		Coord arcsec 2000	124749.86-292207.1		Mag	17.9		PmRA	-154.00
PmDE	-137.0		Calc delta mag	2.2		Calc coord	yes