21318-0155 LDS 6356

21^h 31^m 45.46^s -01° 55' 38.4" P.A. 306.00 sep 8.5 mag 10.67,14.23 Sp G:

Coord 2000	21318-0155	Discov num	LDS6356	Comp		Coord arcsec 2000	21 31 45.46 -01 55 38.4
Date first	1960	Date last	2016	Obs	13
Pa first	314	Pa last	306	P.A. Now (θ)	306°
Sep first	9.5	Sep last	8.481	Sep. Now (ρ)	8.481"
Mag pri	10.67	Mag sec	14.23	delta mag (ΔM)	3.56	Spectral class	G: (yellow)
Pri motion ra	+215	Sec motion ra	+203
Pri motion dec	-073	Sec motion dec	-069
Notes	N V (See Notes, Proper motion indicates physical)

rPM=0.056 (< 0.3, Physical double)

This double is physical.

OTHER CATALOGS AND DESIGNATIONS

Constellation

Aquarius

Tycho2

5212-00051-1

Gaia DR2

2686473525065158656

WDS 21318-0155 LDS 6356 : NOTES

discov_num	notes	refcode
LDS6356	G026-008. See Allen et al. (2000) for information on metallicity,	AlC2000
	age, galactic orbital parameters, etc.
	NLTT 51459/51458	Chm2004

REFERENCES

refcode	metd	author	reference
AlC2000	Po -	Allen, C., Poveda, A., & Herrera, M	2000A&A...356..529A
AlC2000		A&A 356, 529, 2000
Chm2004	E -	Chaname, J. & Gould, A.	2004ApJ...601..289C
Chm2004		ApJ 601, 289, 2004
Chm2004		(Photometry, coordinates, and astrometry from rNLTT. Astrometry from early
Chm2004		versions of 2MASS and UCAC, with date given only as "circa 2000". Measures
Chm2004		identical to discovery observations - predominantly close pairs - were assumed
Chm2004		not new observations, so not included in WDS. Similar concerns when primary and
Chm2004		secondary magnitudes or proper motions were the same.)

DISCOVERER

idgroup	discov	author
1	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
21318-0155	LDS6356		1998	5	306	8.5	10.67	14.23	G:	D	213145.46-015538.4
21318-0155	LDS6356		2000	7	306	8.4	10.67	14.23	G:	N D	213145.46-015538.4
21318-0155	LDS6356		2010	8	306	8.3	10.67	14.23	G:	NV	213145.46-015538.4
21318-0155	LDS6356		2015	8	306	8.5	10.67	14.23	G:	NV	213145.46-015538.4
21318-0155	LDS6356		2016	13	306	8.5	10.67	14.23	G:	NV	213145.46-015538.4

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

WDS 21318-0155 LDS 6356 : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 21318-0155 LDS 6356 : MEASURES

No records found.

WDS 21318-0155 : VIRTUAL EYEPIECE

Click on the map to see the double of your interest.
Pass over with the mouse cursor to display the catalog designation.

WDS 21318-0155 : ALADIN DSS IMAGE @ 21^h 31^m 45.46^s -01° 55' 38.4"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 21318-0155 LDS 6356 : NEIGHBORHOODS

Click on the map to see the double of your interest.
Pass over with the mouse cursor to display the catalog designation.

Show	name	coord_2000	discov#	comp	pa	sep	dist(')
Show		21318-0155	LDS6356		306	8.5
Show		21331-0213	CVR 249		315	95.0	28
Show		21299-0220	JNN 131		62	0.7	38
Show		21308-0233	RST4695		226	2.5	40
Show		21335-0230	HDS3066		105	1.7	44
Show		21285-0157	GWP3064		136	12.9	49
Show		21285-0210	BRT 516		220	4.9	52
Show		21359-0128	KPP2408		261	20.8	68
Show		21304-0322	CHE 305		310	11.8	89
Show		21264-0117	BAL 623		217	14.3	90
Show		21342-0327	BU 165		177	5.1	99
Show		21383-0223	TDT3072		68	0.6	102
Show		21303-0336	SLW1239		41	9.5	104
Show		21388-0121	BAL 624		331	3.6	111
Show		21265-0319	GWP3060		22	27.2	115
Show		21365-0326	LDS4899		222	20.5	116
Show		21377-0313	UC 4514		141	14.3	118
Show		21332-0355	SLW1243		66	23.5	122
Show		21307+0005	A 888		36	0.6	122
Show		21305-0356	CVR 905		30	16.1	122
Show		21322-0006	WAA 51		111	27.1	122
Show		21299-0357	GWP3067		42	81.8	125
Show		21322+0013	ALC 4	Aa,Ab	-1	0.7	130
Show		21322+0013	KUI 107	AB	29	133.0	130
Show		21324+0015	SKF1776		28	2.4	131
Show		21318+0019	SHN 253		-1	0.0	135
Show		21370-0346	UC 4509		141	49.8	136
Show		21225-0155	BAL 264		98	13.6	139
Show		21408-0242	DAM 230		84	6.1	144
Show		21371-0007	WIS 350		42	147.9	147
Show		21412-0240	HJ 942		101	8.6	150
Show		21341-0422	HO 288	AB	273	21.6	151
Show		21261-0010	RST5164		306	0.9	152
Show		21371-0407	UC 4511		32	18.1	154
Show		21421-0204	CVR 915		2	27.5	156
Show		21359-0028	ITF 172		333	3.2	158
Show		21390-0002	CBL 532		263	80.6	160
Show		21362-0030	ITF 168		144	4.4	160
Show		21361-0032	ITF 169		135	4.2	162
Show		21363-0032	ITF 170	BC	94	2.5	163
Show		21363-0032	ITF 183	AB	248	20.5	163
Show		21363-0032	ITF 183	AC	245	18.4	163
Show		21365+0031	J 163		307	4.6	164
Show		21376-0023	STF2809	AB	163	31.1	165
Show		21376-0023	FYM9001	AC	18	37.8	165
Show		21395-0003	BU 1212	AB	156	0.1	167
Show		21395-0003	BU 1212	AB,C	178	36.2	167
Show		21209-0136	RST5161		234	2.9	167
Show		21278-0040	SLW9009		59	31.2	167
Show		21383-0020	STF2811		273	31.1	168
Show		21371+0033	LAW 28	Aa,Ab	122	0.2	169

WDS 21318-0155 : COMPONENTS

	A
B	pa=306.0° sep=8.48"

21318-0155 A

Componente originario normalizzato	AB		Coord arcsec 2000	213145.46-015538.4		Mag	10.67		Spectral class	G: (yellow)
PmRA	215.00		PmDE	-73.0		Tycho2	5212-00051-1

Tycho2

Tycho2	5212-00051-1	Pflag		RAmdeg	322.93942563	DEmdeg	-1.92732419
PmRA	203.0	PmDE	-68.6	E RAmdeg	41	E DEmdeg	33
E pmRA	1.7	E pmDE	1.7	EpRAm	1981.47	EpDEm	1981.61
Num	4	Q RAmdeg	0.7	Q DEmdeg	0.4	Q pmRA	0.7
Q pmDE	0.4	BTmag	11.626	E BTmag	0.097	VTmag	10.670
E VTmag	0.069	Prox	999	TYC	T	HIP
CCDM		RAdeg	322.93895972	DEdeg	-1.92717028	EpRA 1990	1.60
EpDE 1990	1.63	E RAdeg	52.7	E DEdeg	50.5	Posflg
Corr	-0.2

21318-0155 B

Componente originario normalizzato	AB		Coord arcsec 2000	213145.00-015533.4		Mag	14.23		PmRA	203.00
PmDE	-69.0		Calc delta mag	3.56		Calc coord	yes