20007+2243 BAK   1 (V452 Vul)

Coord 2000	20007+2243		Discov num	BAK   1		Comp			Coord arcsec 2000	20 00 43.71 +22 42 39.1
Date first	1999		Date last	2015		Obs	4
Pa first	244		Pa last	244		P.A. Now (θ)	244°
Sep first	11.3		Sep last	11.4		Sep. Now (ρ)	11.4"
Mag pri	7.78		Mag sec	14.70		delta mag (ΔM)	6.92		Spectral class	K0V+M4V (yellow-orange/red)
Pri motion ra	-002		Sec motion ra	-004
Pri motion dec	-250		Sec motion dec	-264
Notes	N (See Notes)

Visually invisible, K-band or other infrared star rPM=0.054 (< 0.3, Physical double) This double is physical.

Precise pa	244.3		Precise sep	11.438		Var name	V452 Vul		Constellation	Vulpecula
SAO	88060		HIP	98505		Tycho2	2141-00972-1		Gaia DR2	16201846144
HD	189733		GL	NN 4130		BD	BD+22 3887		Distance	19.45
Distance ly	63.45

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
20007+2243	BAK 1		2001	2	243	11.4	7.78	14.70	K0V+M4V		200043.71+224239.1
20007+2243	BAK 1		2015	3	244	11.4	7.78	14.70	K0V+M4V	N	200043.71+224239.1

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