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09204-0821
J 1545

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Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

09204-0821 J 1545

09^h 20^m 23.17^s -08° 20' 59.3" P.A. 19.00 sep 11.2 mag 11.07,11.90

Coord 2000	09204-0821		Discov num	J 1545		Comp			Coord arcsec 2000	09 20 23.17 -08 20 59.3
Date first	1941		Date last	2016		Obs	15
Pa first	20		Pa last	19		P.A. Now (θ)	19°
Sep first	8.0		Sep last	11.2		Sep. Now (ρ)	11.2"
Mag pri	11.07		Mag sec	11.90		delta mag (ΔM)	0.83		Spectral class
Pri motion ra	-018		Sec motion ra	-013
Pri motion dec	-003		Sec motion dec	+001
Notes

rPM=0.351

Nature of this double is uncertain.

OTHER CATALOGS AND DESIGNATIONS

Precise pa	18.9		Precise sep	11.202		Constellation	Hydra		Tycho2	5459-00440-1
Gaia DR2	5744682280690756864

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
09204-0821	J 1545		2005	3	19	11.0	11.07	11.90		D	092023.17-082059.3
09204-0821	J 1545		2012	5	19	9.9	11.07	11.90		D	092023.17-082059.3
09204-0821	J 1545		2013	6	19	11.3	11.07	11.90			092023.17-082059.3
09204-0821	J 1545		2015	10	19	11.2	11.07	11.90			092023.17-082059.3

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