天文 てんもん薄明 はくめい

temmonhakumei

1. Not astronomical twilight.; Not pre-dawn/dusk.

1. Was astronomically twilight.; Was dimly lit.

1. With astronomical twilight; In astronomical twilight

1. Astronomical twilight; Pre-dawn glow

1. It is not astronomical twilight.; It is not dim astronomical twilight.

1. It's not astronomical twilight.; It's not dawn/dusk.

1. It was astronomical twilight.

1. Astronomical twilight.

1. It is not astronomical twilight.; It is not dawn/dusk.

1. Wasn't astronomical twilight.; Wasn't a faint astronomical light.

1. Probably astronomical twilight.

1. It was not astronomical twilight.; It wasn't astronomical dusk.

1. Wasn't astronomical twilight.; Wasn't a faint astronomical light.

1. Probably astronomical twilight.

1. Was not astronomical twilight.; Was not faint astronomical light.

1. If/when astronomical twilight…; If it were astronomical twilight…

1. If/when astronomical twilight…; If astronomical twilight exists…

1. If/when astronomical twilight…; If/when the sky is astronomically dim…