You're not logged.

Login

Filter only those doubles you can observe? Yes, you can!
Register here

Search

Actions

Advanced Search
Go to Simbad
New report
New measure
Login

Computed Lists

Populars
Latest Populars
Doubles in session

Current system

00094+3841
ALI 716

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.

00094+3841 ALI 716

00^h 09^m 20.88^s +38° 41' 06.5" P.A. 92.00 sep 13.8 mag 12.29,12.33

Coord 2000	00094+3841		Discov num	ALI 716		Comp			Coord arcsec 2000	00 09 20.88 +38 41 06.5
Date first	1928		Date last	2016		Obs	10
Pa first	93		Pa last	92		P.A. Now (θ)	92°
Sep first	14.7		Sep last	13.8		Sep. Now (ρ)	13.8"
Mag pri	12.29		Mag sec	12.33		delta mag (ΔM)	0.04		Spectral class
Pri motion ra	-006		Sec motion ra	-005
Pri motion dec	-010		Sec motion dec	-005
Notes

rPM=0.437

Nature of this double is uncertain.

OTHER CATALOGS AND DESIGNATIONS

Precise pa	92.1		Precise sep	13.764		Constellation	Hydra		Tycho2	2781-01983-1
Gaia DR2	2880811930397332608

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
00094+3841	ALI 716		1998	3	92	13.8	12.29	12.33		D	000920.88+384106.5
00094+3841	ALI 716		2002	4	92	13.8	12.29	12.33		D	000920.88+384106.5
00094+3841	ALI 716		2010	5	92	13.6	12.29	12.33			000920.88+384106.5
00094+3841	ALI 716		2015	6	92	13.8	12.29	12.33			000920.88+384106.5

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