18272+0404 FAR 20

18^h 27^m 13.08^s +04° 03' 46.7" P.A. 126.00 sep 60.3 mag 13.98, Sp DA4+DC+DC

Coord 2000	18272+0404	Discov num	FAR 20	Comp		Coord arcsec 2000	18 27 13.08 +04 03 46.7
Date first	1997	Date last	2016	Obs	4
Pa first	124	Pa last	126.1	P.A. Now (θ)	126.1°
Sep first	58.6	Sep last	60.289	Sep. Now (ρ)	60.289"
Mag pri	13.98	Mag sec		delta mag (ΔM)		Spectral class	DA4+DC+DC (white dwarf/white dwarf)
Pri motion ra	-251	Sec motion ra
Pri motion dec	-289	Sec motion dec
Notes	N V (See Notes, Proper motion indicates physical)

This double is physical.

OTHER CATALOGS AND DESIGNATIONS

Constellation

Ophiuchus

Gaia DR2

4284123538679043840

WDS 18272+0404 FAR 20 : NOTES

discov_num	notes	refcode
FAR 20	Primary is white dwarf WD 1824+040.	Far2005b

REFERENCES

refcode	metd	author	reference
Far2005b	C+ -	Farihi, J., Becklin, E.E., & Zuckerman, B.	2005ApJS..161..394F
Far2005b	+E2	ApJS 161, 394, 2005

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
18272+0404	FAR 20		1997	1	124	58.6	13.98		DA4	N D	182713.08+040346.7
18272+0404	FAR 20		2000	2	133	62.1	13.98		DA4	N D	182713.08+040346.7
18272+0404	FAR 20		2015	2	126	60.3	13.98		DA4+(DC*2	NV	182713.08+040346.7
18272+0404	FAR 20		2016	3	126	60.3	13.98		DA4+(DC*2	NV	182713.08+040346.7

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

WDS 18272+0404 FAR 20 : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 18272+0404 FAR 20 : MEASURES

No records found.

WDS 18272+0404 : 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 18272+0404 : ALADIN DSS IMAGE @ 18^h 27^m 13.08^s +04° 03' 46.7"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 18272+0404 FAR 20 : 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		18272+0404	FAR 20		126	60.3
Show		18280+0400	BAL2494		72	20.2	13
Show		18284+0407	J 521		304	5.3	19
Show		18278+0344	ARY 58		109	88.4	22
Show		18258+0359	J 462		347	4.1	22
Show		18258+0409	RAO 607		181	3.6	22
Show		18291+0408	A 581	AB	140	0.4	28
Show		18291+0408	A 581	AB,C	227	10.2	28
Show		18267+0337	BAL2493		95	18.1	29
Show		18262+0435	TDT 866		274	0.5	35
Show		18248+0350	BAL2491		79	6.9	39
Show		18301+0404	CHR 72	Aa,Ab	285	0.1	43
Show		18301+0404	STF2322	AB	172	19.8	43
Show		18301+0404	STF2322	AC	295	67.2	43
Show		18301+0404	STF2322	AD	197	85.3	43
Show		18243+0347	BAL2490		289	19.2	48
Show		18286+0451	STTA168	AB	161	47.2	52
Show		18286+0451	STTA168	AC	217	244.2	52
Show		18286+0451	SLE 179	AD	210	251.7	52
Show		18286+0451	SLE 179	AE	226	304.1	52
Show		18286+0451	SLE 179	AF	233	288.5	52
Show		18305+0416	A 583		265	0.2	52
Show		18233+0403	CLZ 73		9	79.0	59
Show		18307+0431	STTA170		5	100.0	59
Show		18249+0454	J 2129	AB	117	12.7	61
Show		18249+0454	J 2129	AC	2	7.0	61
Show		18234+0431	BAL2927		206	2.4	64
Show		18234+0432	SLE 164		34	9.6	65
Show		18270+0258	LDS5864		43	67.4	66
Show		18227+0420	TDT 825		343	0.6	71
Show		18264+0255	HEI 560		208	1.7	71
Show		18251+0258	BAL1965		73	5.1	73
Show		18289+0514	CLV 1		355	40.8	75
Show		18289+0515	LDS5237		329	6.0	75
Show		18295+0253	BAL1967	AB	134	8.2	79
Show		18223+0328	J 1741		216	8.6	82
Show		18225+0446	SLE 161		266	12.9	83
Show		18254+0523	SLE 173		133	19.0	85
Show		18253+0529	SLE 172		256	4.9	90
Show		18334+0341	HJ 861		179	20.0	95
Show		18283+0537	TDT 897		169	0.5	95
Show		18239+0527	SLE 167	AB	244	13.6	98
Show		18239+0527	SLE 167	AC	325	17.0	98
Show		18236+0525	TDT 829		158	0.6	98
Show		18337+0426	GWP2786		211	213.7	100
Show		18322+0514	GWP2781		267	114.8	102
Show		18212+0315	BAL2489		111	17.5	103
Show		18241+0535	SLE 169	AB	343	12.0	103
Show		18241+0535	SLE 169	AC	351	30.8	103
Show		18259+0541	J 2130		328	6.8	103
Show		18209+0323	HJ 5495	AB	284	27.5	104

WDS 18272+0404 : COMPONENTS

	A
B	pa=126.2° sep=60.19"

18272+0404 A

Componente originario normalizzato	AB		Coord arcsec 2000	182713.08+040346.7		Mag	13.98		Spectral class	DA4 (white dwarf)
PmRA	-251.00		PmDE	-289.0

18272+0404 B

Componente originario normalizzato	AB		Coord arcsec 2000	182716.33+040311.2		Spectral class	DC (white dwarf)		Calc delta mag	13.98
Calc coord	yes