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20212+1433
AG 403

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

20212+1433 AG 403

20^h 21^m 13.19^s +14° 32' 53.8" P.A. 292.00 sep 43.1 mag 9.61,10.91 Sp F8

Coord 2000	20212+1433		Discov num	AG 403		Comp			Coord arcsec 2000	20 21 13.19 +14 32 53.8
Date first	1895		Date last	2015		Obs	17
Pa first	290		Pa last	292		P.A. Now (θ)	292°
Sep first	42.5		Sep last	43.1		Sep. Now (ρ)	43.1"
Mag pri	9.61		Mag sec	10.91		delta mag (ΔM)	1.3		Spectral class	F8 (yellow-white)
Pri motion ra	+012		Sec motion ra	+005
Pri motion dec	-017		Sec motion dec	-004
Notes

rPM=0.71

Nature of this double is uncertain.

OTHER CATALOGS AND DESIGNATIONS

Precise pa	291.6		Precise sep	43.114		Constellation	Delphinus		SAO	106006
Tycho2	1086-00295-1		Gaia DR2	1805054087407222272		HD	355535

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
20212+1433	AG 403		1998	8	292	43.0	9.61	10.91	F8	D	202113.19+143253.8
20212+1433	AG 403		2011	10	292	43.0	9.61	10.91	F8	D	202113.19+143253.8
20212+1433	AG 403		2013	12	292	43.0	9.61	10.91	F8		202113.19+143253.8
20212+1433	AG 403		2015	14	292	43.2	9.61	10.91	F8		202113.19+143253.8

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