You're not logged.

Login

Keep tracks of you favourite doubles.
Register here

Search

Actions

Advanced Search
Go to Simbad
New report
New measure
Login

Computed Lists

Populars
Latest Populars
Doubles in session

Current system

20111+3626
ALI 414

Selections

Full WDS
Binocular doubles
Binary Systems
Triple Systems
Quadruple Systems
Multiple Systems
Neglected List I
Neglected List II
Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

20111+3626 ALI 414

20^h 11^m 07.11^s +36° 25' 44.9" P.A. 215.00 sep 11.6 mag 11.12,11.60

Coord 2000	20111+3626		Discov num	ALI 414		Comp			Coord arcsec 2000	20 11 07.11 +36 25 44.9
Date first	1933		Date last	2015		Obs	10
Pa first	220		Pa last	215		P.A. Now (θ)	215°
Sep first	9.2		Sep last	11.6		Sep. Now (ρ)	11.6"
Mag pri	11.12		Mag sec	11.60		delta mag (ΔM)	0.48		Spectral class
Pri motion ra	+003		Sec motion ra	-006
Pri motion dec	+014		Sec motion dec	-010
Notes

rPM=1.79

This double is not physical.

OTHER CATALOGS AND DESIGNATIONS

Precise pa	215		Precise sep	11.589		Constellation	Cygnus		Tycho2	2683-00434-1
Gaia DR2	2059180219909251584

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
20111+3626	ALI 414		1933	1	220	9.2	11.12	11.60			201107.11+362544.9
20111+3626	ALI 414		2002	2	216	11.3	11.12	11.60			201107.11+362544.9
20111+3626	ALI 414		2015	4	215	11.6	11.12	11.60			201107.11+362544.9

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