12169-2942 LDS 400

12^h 16^m 48.89^s -29° 43' 11.1" P.A. 199.00 sep 6.7 mag 13.30,13.50

Coord 2000	12169-2942	Discov num	LDS 400	Comp		Coord arcsec 2000	12 16 48.89 -29 43 11.1
Date first	1920	Date last	2016	Obs	8
Pa first	225	Pa last	198.7	P.A. Now (θ)	198.7°
Sep first	6.0	Sep last	6.73	Sep. Now (ρ)	6.73"
Mag pri	13.30	Mag sec	13.50	delta mag (ΔM)	0.2	Spectral class
Pri motion ra	-045	Sec motion ra	-085
Pri motion dec	+087	Sec motion dec	-031
Notes	V (Proper motion indicates physical)

rPM=1.272

This double is physical.

OTHER CATALOGS AND DESIGNATIONS

Constellation

Hydra

Gaia DR2

3473268794474067072

WDS 12169-2942 LDS 400 : 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
12169-2942	LDS 400		1920	1	225	6.0	13.30	13.50		I	121648.89-294311.1
12169-2942	LDS 400		2000	2	199	6.7	13.30	13.50			121648.89-294311.1
12169-2942	LDS 400		2010	6	197	5.8	13.30	13.50			121648.89-294311.1
12169-2942	LDS 400		2015	7	199	6.7	13.30	13.50		V	121648.89-294311.1
12169-2942	LDS 400		2016	8	199	6.7	13.30	13.50		V	121648.89-294311.1

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

WDS 12169-2942 LDS 400 : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 12169-2942 LDS 400 : MEASURES

No records found.

WDS 12169-2942 : VIRTUAL EYEPIECE

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WDS 12169-2942 : ALADIN DSS IMAGE @ 12^h 16^m 48.89^s -29° 43' 11.1"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 12169-2942 LDS 400 : 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		12169-2942	LDS 400		199	6.7	1
Show		12160-2937	DAW 138		317	1.0	12
Show		12150-2946	I 81		343	2.7	25
Show		12187-3014	TDS8316		85	0.4	39
Show		12170-2903	KPP2134		272	17.4	41
Show		12168-2859	B 224		151	0.8	45
Show		12205-2920	UC 2320		79	18.6	53
Show		12203-2909	RST1661		49	0.7	58
Show		12208-3009	UC 2322		205	17.4	58
Show		12211-2916	B 226		223	6.2	63
Show		12199-2852	TDS8333		111	0.6	66
Show		12190-3042	KPP 268		322	3.4	66
Show		12177-2836	KPP2151		264	17.6	69
Show		12221-2940	TDS8351		66	0.5	69
Show		12110-2934	BRT2991		132	5.4	77
Show		12213-3033	TOK 789		185	0.5	77
Show		12121-2856	RST1654		112	2.2	79
Show		12115-3024	TDS8261		290	0.5	81
Show		12109-3010	B 1208		294	4.2	82
Show		12155-3106	RST1658		193	0.5	85
Show		12117-3036	HJ 4505	AB	276	10.1	85
Show		12117-3036	KNP 2	AC	116	37.3	85
Show		12205-2829	TDS8339		93	0.6	90
Show		12143-3113	TVB 250		333	15.0	96
Show		12238-3020	SEE 150		99	19.0	98
Show		12226-3103	LDS 407		40	9.8	111
Show		12102-3104	RST1650		86	2.4	118
Show		12134-2752	RST1655		55	0.5	120
Show		12121-2800	RST1653		246	1.6	121
Show		12147-3144	PRO 99		157	8.3	124
Show		12155-2738	B 223		11	1.4	127
Show		12131-2745	TDS8270		131	0.8	128
Show		12267-3005	LDS5752		359	150.7	129
Show		12248-2827	BRT2993		46	4.1	130
Show		12239-2812	SKF1120		271	16.3	130
Show		12112-3132	BRT2992		34	2.7	131
Show		12174-2731	UC 2308		83	67.4	133
Show		12269-2904	RSS 287		42	7.6	138
Show		12254-3108	I 1554	CD	72	1.2	139
Show		12267-2850	FOX 174		311	13.9	140
Show		12254-3108	SEE 152	AB	85	2.5	140
Show		12254-3108	DAM2481	AB,CD	341	49.9	140
Show		12257-2825	STN 23	AB	298	34.4	140
Show		12257-2825	SKF1918	AC	278	8.9	140
Show		12153-3204	NSN 98	BC	332	2.4	141
Show		12191-2726	HJ 4514		139	15.3	141
Show		12173-3204	TDS8302		85	0.4	142
Show		12111-2743	UC 2289		140	60.5	143
Show		12153-3204	LDS4197	AB	344	163.1	144
Show		12153-3204	LDS4197	Aa,Ab	324	1.6	144
Show		12275-3029	LDS5753		292	312.8	146

WDS 12169-2942 : COMPONENTS

	A
B	pa=196.4° sep=6.64"

12169-2942 A

Componente originario normalizzato	AB		Coord arcsec 2000	121648.89-294311.1		Mag	13.3		PmRA	-45.00
PmDE	87.0

12169-2942 B

Componente originario normalizzato	AB		Coord arcsec 2000	121648.75-294317.5		Mag	13.5		PmRA	-85.00
PmDE	-31.0		Calc delta mag	0.2		Calc coord	yes