Home Forums RAC Main Forum General Discussion Observing tonight? Reply To: Observing tonight?

#14835
Macastronomer
Participant

    Nice. Thanks.

    For clarity:

    NELM = Naked Eye Limiting Magnitude
    MPSAS = Magnitude per square Arc-Second

    I think I’ll make a chart using the info on that link and see if I can look at the sky and get the same result.