18431+2345 POU 3498

Coord 2000	18431+2345		Discov num	POU3498		Comp			Coord arcsec 2000	18 43 01.67 +23 44 30.7
Date first	1905		Date last	2015		Obs	11
Pa first	263		Pa last	264.4		P.A. Now (θ)	264.4°
Sep first	12.4		Sep last	14.028		Sep. Now (ρ)	14.028"
Mag pri	11.42		Mag sec	13.20		delta mag (ΔM)	1.78		Spectral class
Pri motion ra	-007		Sec motion ra	-015
Pri motion dec	-008		Sec motion dec	+002
Notes

rPM=0.846 This double is not physical.

Constellation

Hercules

Tycho2

2108-01983-1

Gaia DR2

4532713531350874624

No records found.

refcode	metd	author	reference
Pou1933	Pa -	Pourteau, M. A.	.
Pou1933		Cat. des etoiles doubles de la zone +24deg de la carte photog. du ciel, 1933
Pou1933		(Obs. de Paris, H. Tessier) [QB821.P7]

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
18431+2345	POU3498		1997	4	264	13.8	11.42	13.20		D	184301.67+234430.7
18431+2345	POU3498		2001	5	264	13.9	11.42	13.20		D	184301.67+234430.7
18431+2345	POU3498		2010	6	271	12.7	11.42	13.20			184301.67+234430.7
18431+2345	POU3498		2015	7	265	14.0	11.42	13.20			184301.67+234430.7

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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