20188+3924 SEI 1078 (HD 193427)

Coord 2000	20188+3924		Discov num	SEI1078		Comp			Coord arcsec 2000	20 18 45.15 +39 24 22.4
Date first	1892		Date last	2015		Obs	12
Pa first	45		Pa last	44.5		P.A. Now (θ)	44.5°
Sep first	18.1		Sep last	17.691		Sep. Now (ρ)	17.691"
Mag pri	9.32		Mag sec	11.32		delta mag (ΔM)	2		Spectral class	B1V (blue-white)
Pri motion ra	-005		Sec motion ra	-004
Pri motion dec	-005		Sec motion dec	-005
Notes

rPM=0.141 (< 0.3, Physical double) This double is physical.

Name	HD 193427		Constellation	Cygnus		SAO	69813		Tycho2	3155-00329-1
Gaia DR2	2061472499799425664		HD	193427

No records found.

refcode	metd	author	reference
Sei1908	Pa -	Scheiner, J.	1908POPot..59.....S
Sei1908	+Po	Pub. Obs. Potsdam 20, #59, 1908
Sei1913A	Pa -	Scheiner, J.	1913QB811.B8.......
Sei1913A		cited by Burnham (Carnegie Inst. Wash. #168, 1913)
Sei1932A	Pa -	Scheiner, J.	1932QB821.A43......
Sei1932A		cited in ADS (Aitken Double Star Cat.), 1932

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
20188+3924	SEI1078		2000	5	44	17.8	9.31	11.30	B1V	D	201845.15+392422.4
20188+3924	SEI1078		2002	6	44	17.7	9.31	11.30	B1V	D	201845.15+392422.4
20188+3924	SEI1078		2010	7	45	17.7	9.32	11.32	B1V		201845.15+392422.4
20188+3924	SEI1078		2015	8	45	17.7	9.32	11.32	B1V		201845.15+392422.4

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No records found.


No records found.

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Radius: auto 0.5" 0.8" 1" 2" 3" 5" 10" 15" 20" 25" 30" 35" 40" 45" 50" 55" 1' 2' 3' 4' 5' 6' 7' 8' 9' 10' 15' 20' 30' 40' 50' 1° 2° 4° 5° 8° Components only

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS