alstro

Il va falloir créer la catégorie Satellophotographie ?

By alstro, June 6 in Astrophotography

Barnard , la boucle d'Orion en Ha

By alstro, February 10 in Astrophotography

Ai je raison ou bien Thor : NGC2359

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By alstro, January 24 in Astrophotography

Voeux 2021 avec extrait 2020

By alstro, December 31, 2020 in Astrophotography

les Têtards sont là ...IC410

By alstro, November 24, 2020 in Astrophotography

Guidage type PHD _ demande explications _merci

By alstro, August 12, 2020 in Practical astronomy

"Figure de style " ou plutôt de Lion sh2-132

By alstro, September 22, 2020 in Astrophotography

M57 _ essais extensions

By alstro, June 5, 2020 in Astrophotography

M109 ma première barrée

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By alstro, April 15, 2020 in Astrophotography

NGC4631 Galaxie de la Baleine

By alstro, April 10, 2020 in Astrophotography

M42 pour test filtre ZWO DuoBand

By alstro, February 25, 2020 in Astrophotography

IC443 la méduse pour m'occuper

By alstro, January 16, 2020 in Astrophotography

2020 sur fond de sorcier ngc7380

By alstro, January 1, 2020 in Astrophotography

Pour passer une séquence de bin1 à bin2

By alstro, November 29, 2019 in Astrophotography

M1 ...après Helix c'est dur

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By alstro, November 24, 2019 in Astrophotography

NGC7822 cette fois ci avec la lulu

By alstro, November 18, 2019 in Astrophotography

Essai sur les dentelles du CYGNE au 55_250 mm

By alstro, October 28, 2019 in Astrophotography

Pacman nous surveille

By alstro, October 30, 2019 in Astrophotography

NGC7822 en HOO.....V2 plus douce

By alstro, October 6, 2019 in Astrophotography

NGC281 _ IC1590.....c'est la saison

By alstro, September 29, 2019 in Astrophotography

NGC 7380_plus sorcier que nébuleuse

By alstro, September 18, 2019 in Astrophotography

Saturne Bof ! Astrosurface ....oui !

By alstro, September 14, 2019 in Astrophotography

M17 au ras des arbres

By alstro, September 9, 2019 in Astrophotography

mon Haltère est avancée

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By alstro, September 2, 2019 in Astrophotography

La Trompe IC1396 (partie) en HOO

By alstro, August 10, 2019 in Astrophotography