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20130+3416
LDS1035

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

20130+3416 LDS1035

20^h 12^m 55.21^s +34° 16' 56.4" P.A. 193.00 sep 17.3 mag 10.82,11.13

Coord 2000	20130+3416		Discov num	LDS1035		Comp			Coord arcsec 2000	20 12 55.21 +34 16 56.4
Date first	1934		Date last	2015		Obs	10
Pa first	192		Pa last	193		P.A. Now (θ)	193°
Sep first	16.5		Sep last	17.3		Sep. Now (ρ)	17.3"
Mag pri	10.82		Mag sec	11.13		delta mag (ΔM)	0.31		Spectral class
Pri motion ra	-387		Sec motion ra	-390
Pri motion dec	-125		Sec motion dec	-138
Notes

rPM=0.032 (< 0.3, Physical double)

This double is physical.

OTHER CATALOGS AND DESIGNATIONS

Precise pa

192.7

Precise sep

17.279

Constellation

Cygnus

Tycho2

2679-00724-1

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
20130+3416	LDS1035		1999	6	192	17.2	10.82	11.13		D	201255.47+341657.6
20130+3416	LDS1035		2002	7	193	17.2	10.82	11.13		D	201255.47+341657.6
20130+3416	LDS1035		2010	8	193	17.1	10.82	11.13			201255.47+341657.6
20130+3416	LDS1035		2015	10	193	17.3	10.82	11.13			201255.21+341656.4

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