20139+1529 CHE 220

Coord 2000	20139+1529		Discov num	CHE 220		Comp			Coord arcsec 2000	20 13 54.48 +15 28 57.1
Date first	1910		Date last	2017		Obs	11
Pa first	42		Pa last	42		P.A. Now (θ)	42°
Sep first	36.5		Sep last	37.3		Sep. Now (ρ)	37.3"
Mag pri	13.20		Mag sec	13.20		delta mag (ΔM)	0		Spectral class
Pri motion ra	-005		Sec motion ra	+003
Pri motion dec	-010		Sec motion dec	-003
Notes

rPM=0.951 This double is not physical.

Precise pa

41.6

Precise sep

37.3

Constellation

Aquila

Gaia DR2

35603482880

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
20139+1529	CHE 220		1910	1	222	36.5	10.41	10.50			201356.12+152923.8
20139+1529	CHE 220		2008	2	222	37.3	10.41	10.50			201356.12+152923.8
20139+1529	CHE 220		2010	6	39	34.7	13.20	13.20			201355.47+152857.1
20139+1529	CHE 220		2017	7	42	37.3	13.20	13.20			201354.48+152857.1

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