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00420+5439
STI1415

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

00420+5439 STI1415

00^h 41^m 58.36^s +54° 38' 47.4" P.A. 254.00 sep 13.9 mag 11.35,12.04

Coord 2000	00420+5439		Discov num	STI1415		Comp			Coord arcsec 2000	00 41 58.36 +54 38 47.4
Date first	1904		Date last	2015		Obs	12
Pa first	271		Pa last	254		P.A. Now (θ)	254°
Sep first	14.8		Sep last	13.9		Sep. Now (ρ)	13.9"
Mag pri	11.35		Mag sec	12.04		delta mag (ΔM)	0.69		Spectral class
Pri motion ra	+004		Sec motion ra	+014
Pri motion dec	+027		Sec motion dec	-005
Notes

rPM=1.228

This double is not physical.

OTHER CATALOGS AND DESIGNATIONS

Precise pa	254.1		Precise sep	13.943		Constellation	Cassiopeia		Tycho2	3659-00790-1
Gaia DR2	417919421918396032

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
00420+5439	STI1415		1998	4	257	14.0	11.35	12.04		D	004158.36+543847.4
00420+5439	STI1415		2003	6	256	14.0	11.35	12.04		D	004158.36+543847.4
00420+5439	STI1415		2011	7	255	14.2	11.35	12.04			004158.36+543847.4
00420+5439	STI1415		2015	9	254	13.9	11.35	12.04			004158.36+543847.4

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