21079+3701 SEI 1409

Coord 2000	21079+3701		Discov num	SEI1409		Comp			Coord arcsec 2000	21 07 53.54 +37 01 13.7
Date first	1896		Date last	2015		Obs	9
Pa first	129		Pa last	134.1		P.A. Now (θ)	134.1°
Sep first	26.7		Sep last	24.291		Sep. Now (ρ)	24.291"
Mag pri	10.26		Mag sec	12.80		delta mag (ΔM)	2.54		Spectral class
Pri motion ra	+005		Sec motion ra	-020
Pri motion dec	+005		Sec motion dec	-001
Notes

rPM=1.284 This double is not physical.

Constellation

Cygnus

Tycho2

2713-02493-1

Gaia DR2

1868744771617962624

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
21079+3701	SEI1409		1998	3	134	24.2	10.26	12.80		D	210753.54+370113.7
21079+3701	SEI1409		2002	4	134	24.3	10.26	12.80		D	210753.54+370113.7
21079+3701	SEI1409		2010	5	133	25.7	10.26	12.80			210753.54+370113.7
21079+3701	SEI1409		2015	6	134	24.3	10.26	12.80			210753.54+370113.7

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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