10099+5420 MLB 126

Coord 2000	10099+5420		Discov num	MLB 126		Comp			Coord arcsec 2000	10 09 54.41 +54 19 51.5
Date first	1915		Date last	2015		Obs	17
Pa first	74		Pa last	250		P.A. Now (θ)	250°
Sep first	4.6		Sep last	4.8		Sep. Now (ρ)	4.8"
Mag pri	11.00		Mag sec	11.30		delta mag (ΔM)	0.3		Spectral class
Pri motion ra	+004		Sec motion ra	-015
Pri motion dec	+000		Sec motion dec	-015
Notes	N (See Notes)

rPM=1.141 This double is not physical.

Precise pa	250.4		Precise sep	4.83		Constellation	Ursa Major		last precise pa	250.4
last precise sep	4.83

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
10099+5420	MLB 126		2006	11	250	4.8	11.00	11.30		N D	100954.41+541951.5
10099+5420	MLB 126		2012	13	251	4.8	11.00	11.30		N	100954.41+541951.5
10099+5420	MLB 126		2014	15	251	4.8	11.00	11.30		N	100954.41+541951.5
10099+5420	MLB 126		2015	17	250	4.8	11.00	11.30		N	100954.41+541951.5

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