21500-2127 LDS 4913

21^h 49^m 57.66^s -21° 26' 48.2" P.A. 277.00 sep 15.6 mag 12.31,17.50

Coord 2000	21500-2127	Discov num	LDS4913	Comp		Coord arcsec 2000	21 49 57.66 -21 26 48.2
Date first	1960	Date last	2016	Obs	8
Pa first	278	Pa last	277.2	P.A. Now (θ)	277.2°
Sep first	14.5	Sep last	15.64	Sep. Now (ρ)	15.64"
Mag pri	12.31	Mag sec	17.50	delta mag (ΔM)	5.19	Spectral class
Pri motion ra	+033	Sec motion ra	+059
Pri motion dec	-130	Sec motion dec	-143
Notes	N (See Notes)

rPM=0.188 (< 0.3, Physical double)

This double is physical.

OTHER CATALOGS AND DESIGNATIONS

Constellation

Capricornus

Gaia DR2

6817264046908129536

WDS 21500-2127 LDS 4913 : NOTES

discov_num	notes	refcode
LDS4913	NLTT 52199/52196	Chm2004

REFERENCES

refcode	metd	author	reference
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
21500-2127	LDS4913		2000	3	277	15.6	12.31	17.50		D	214957.66-212648.2
21500-2127	LDS4913		2010	5	277	15.4	12.31	17.50		N	214957.66-212648.2
21500-2127	LDS4913		2015	6	277	15.6	12.31	17.50		N	214957.66-212648.2
21500-2127	LDS4913		2016	8	277	15.6	12.31	17.50		N	214957.66-212648.2

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

WDS 21500-2127 LDS 4913 : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 21500-2127 LDS 4913 : MEASURES

No records found.

WDS 21500-2127 : VIRTUAL EYEPIECE

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WDS 21500-2127 : ALADIN DSS IMAGE @ 21^h 49^m 57.66^s -21° 26' 48.2"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 21500-2127 LDS 4913 : 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		21500-2127	LDS4913		277	15.6
Show		21512-2147	TDT3194		257	0.9	27
Show		21470-2122	LDS6361		104	3.0	42
Show		21471-2140	HDS3102		264	0.4	42
Show		21467-2116	UC 4559		189	37.1	47
Show		21529-2152	DON1120		212	8.3	49
Show		21475-2046	HU 377	AB	136	0.5	54
Show		21475-2046	HU 377	AB,C	341	4.7	54
Show		21508-2032	SEE 460		166	0.5	56
Show		21472-2221	UC 4562		131	9.3	67
Show		21480-2022	ARA1229		63	13.4	71
Show		21556-2108	HJ 3065	AB	125	41.6	82
Show		21556-2108	HJ 3065	AC	333	65.0	82
Show		21441-2200	DON1017		74	1.4	88
Show		21483-1959	BHA 46		242	4.6	91
Show		21543-2020	BVD 140		256	35.9	91
Show		21529-2001	B 542		304	0.6	95
Show		21429-2119	TDT3120		281	0.9	99
Show		21551-2237	WSP 111		100	5.0	100
Show		21554-2022	LDS4923		244	3.3	101
Show		21538-2000	BU 168	AD	136	39.8	102
Show		21538-2000	BU 168	A,BC	73	5.5	102
Show		21538-2000	HU 380	BC	247	0.4	102
Show		21500-2314	ARA2280		78	5.0	108
Show		21575-2109	BU 169		284	2.0	108
Show		21469-1948	RST3290		180	1.7	108
Show		21451-2002	TOI2311		131	0.2	109
Show		21551-2003	UC 4597		249	21.3	111
Show		21581-2120	DON1021		186	2.8	114
Show		21430-2025	SEE 456		59	3.3	116
Show		21582-2225	COO 246		337	21.9	129
Show		21495-2339	KPP 500		312	3.6	133
Show		21415-2228	UC 4527		41	61.6	133
Show		21410-2038	ARA1587		208	11.5	134
Show		21403-2137	KPP1262		176	9.7	136
Show		21465-2338	UC 4557		162	8.1	141
Show		21451-2332	KPP1689		185	13.1	143
Show		21432-1937	OCC9199		-1	0.0	145
Show		21420-2316	SEE 454		208	5.1	156
Show		21419-2314	UC 4533		265	11.7	156
Show		21402-2245	UC 4522		214	11.3	157
Show		21592-1958	ARA1232		311	11.3	158
Show		21582-2315	LDS4928		271	19.1	159
Show		22006-2224	WHC 24		48	20.2	159
Show		21443-2348	LDS6360		111	8.1	162
Show		21405-2301	ARA2279		276	14.2	162
Show		21384-2058	ARA1586		43	11.7	165
Show		22009-2021	I 675		63	5.7	168
Show		21531-1831	ARA 504		35	5.6	181
Show		21587-2341	UC 4619		313	30.0	182
Show		22029-2158	UC 4634		310	84.4	183

WDS 21500-2127 : COMPONENTS

	A
B	pa=277.7° sep=14.57"

21500-2127 A

Componente originario normalizzato	AB		Coord arcsec 2000	214957.66-212648.2		Mag	12.31		PmRA	33.00
PmDE	-130.0

21500-2127 B

Componente originario normalizzato	AB		Coord arcsec 2000	214956.63-212646.2		Mag	17.5		PmRA	59.00
PmDE	-143.0		Calc delta mag	5.19		Calc coord	yes