Index[A] [B] [C] [D] [E] [F] [G] [H] [I] [J] [K] [L] [M] [N] [O] [P] [Q] [R] [S] [T] [U] [V] [W] [X] [Z] M cones magnification magnification and brightness magnitude 2nd 3rd 4th 5th 6th 7th 8th 9th of solar system objects ranges surface brightness and variable magnitudes 2nd 3rd 4th 5th Maksutov telescopes Maksutov-Cassegrain telescopes Maksutov-Newtonian telescopes managing Messier Marathons arrival time early evening objects early morning objects final objects late evening objects mid-evening objects Mathematical Syntaxis mechanical Teflon mesopic mode of vision Messier Messier Marathons 2nd 3rd 4th 5th 6th 7th 8th 9th 10th 11th 12th 13th 14th 15th 16th 17th 18th date and time planning 2nd pre-Marathon preparation 2nd 3rd meteor storms meteors comets and meteors mini-cassette recorders Mira variable stars mirror clips modes of vision motor vehicles 2nd fuses interior lights mounts 2nd |