20544+0112 LDS 4860

20^h 54^m 20.93^s +01° 11' 21.0" P.A. 138.00 sep 3.4 mag 15.92,18.95

Coord 2000	20544+0112	Discov num	LDS4860	Comp		Coord arcsec 2000	20 54 20.93 +01 11 21.0
Date first	1960	Date last	2016	Obs	11
Pa first	135	Pa last	138	P.A. Now (θ)	138°
Sep first	2.5	Sep last	3.411	Sep. Now (ρ)	3.411"
Mag pri	15.92	Mag sec	18.95	delta mag (ΔM)	3.03	Spectral class
Pri motion ra	+124	Sec motion ra
Pri motion dec	-428	Sec motion dec
Notes	T (Parallax indicates physical)

This double is physical.

OTHER CATALOGS AND DESIGNATIONS

Constellation

Aquarius

WDS 20544+0112 LDS 4860 : 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
20544+0112	LDS4860		1960	1	135	2.5	15.92	18.95			205420.93+011121.0
20544+0112	LDS4860		2000	2	138	3.5	15.92	18.95			205420.93+011121.0
20544+0112	LDS4860		2010	8	138	3.4	15.92	18.95		T	205420.93+011121.0
20544+0112	LDS4860		2015	9	138	3.4	15.92	18.95		T	205420.93+011121.0
20544+0112	LDS4860		2016	10	138	3.4	15.92	18.95		T	205420.93+011121.0

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

WDS 20544+0112 LDS 4860 : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 20544+0112 LDS 4860 : MEASURES

No records found.

WDS 20544+0112 : VIRTUAL EYEPIECE

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WDS 20544+0112 : ALADIN DSS IMAGE @ 20^h 54^m 20.93^s +01° 11' 21.0"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 20544+0112 LDS 4860 : 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		20544+0112	LDS4860		138	3.4
Show		20531+0104	TDT2604		87	0.7	20
Show		20549+0051	SKF1772		334	2.5	22
Show		20546-0042	A 877		9	0.6	30
Show		20525+0130	BAL1575		175	16.6	34
Show		20539-0035	J 2328		351	3.2	38
Show		20537+0154	RST5473		20	3.0	44
Show		20571+0128	J 2332		231	3.1	45
Show		20523-0030	BAL 927		285	4.5	51
Show		20509+0101	TDT2577	Aa,Ab	104	0.5	53
Show		20509+0101	RST5472	AB	77	3.7	53
Show		20514-0041	SKF1771		13	1.2	53
Show		20572+0144	UC 4342		239	14.2	54
Show		20551-0018	UC 4325		271	61.6	55
Show		20575+0036	HWE 101	AB	139	40.7	59
Show		20575+0036	HWE 101	AC	313	11.7	59
Show		20578-0043	UC 4344		15	42.7	60
Show		20510-0038	J 1711		222	8.4	60
Show		20572+0028	HWE 55	AB	71	26.3	61
Show		20572+0028	BU 1496	AC	111	33.5	61
Show		20584+0118	RST5474		194	2.0	61
Show		20521+0205	A 2286	AB	5	0.0	64
Show		20521+0205	A 2286	AB,C	48	1.1	64
Show		20562-0014	TDT2643		250	0.5	64
Show		20585+0143	GWP3023		358	76.3	70
Show		20508-0020	BAL 926		239	2.4	74
Show		20575+0214	BAL1577		221	4.9	79
Show		20510+0210	BAL1574		21	18.3	79
Show		20510+0211	BAL1573		225	5.6	80
Show		20521+0225	TDT2592		183	1.5	82
Show		20493+0156	OSO 136		109	12.8	88
Show		20486-0055	BAL 616		206	2.4	89
Show		20506+0001	TDT2572		89	0.5	91
Show		20590-0014	TOB 314		227	27.6	91
Show		20510+0227	BAL2037		2	6.4	92
Show		20504+0222	GWP3004		12	15.6	93
Show		20485+0143	RST5471		14	0.6	94
Show		20481+0053	CVR 873		324	12.3	96
Show		20595-0014	BAL 928		129	13.6	98
Show		20495-0006	BAL 925		175	19.7	98
Show		20475+0105	BAL1220		193	21.1	103
Show		21002-0014	TDS1110		79	0.9	105
Show		20485+0012	UC 4295		196	69.5	107
Show		20535+0300	HEI 819		135	0.2	110
Show		21008+0207	UC 4360		71	44.6	112
Show		21020+0055	BAL1222		321	12.5	117
Show		20481+0224	BAL2035		304	12.9	118
Show		21016-0029	NSN 500		80	34.1	118
Show		20478+0007	SKF2612		63	1.0	118
Show		20472+0021	CBL 529		43	49.8	119
Show		20595+0242	HJ 928		74	16.5	119

WDS 20544+0112 : COMPONENTS

	A
B	pa=138.0° sep=3.41"

20544+0112 A

Componente originario normalizzato	AB		Coord arcsec 2000	205420.93+011121.0		Mag	15.92		PmRA	124.00
PmDE	-428.0

20544+0112 B

Componente originario normalizzato	AB		Coord arcsec 2000	205421.08+011118.5		Mag	18.95		Calc delta mag	3.03
Calc coord	yes