<Dd> P4 (Sixth contact): End of the penumbral eclipse . Earth's penumbra no longer makes contact with the Moon . </Dd> <P> The following scale (the Danjon scale) was devised by André Danjon for rating the overall darkness of lunar eclipses: </P> <Dl> <Dd> L = 0: Very dark eclipse . Moon almost invisible, especially at mid-totality . </Dd> <Dd> L = 1: Dark eclipse, gray or brownish in coloration . Details distinguishable only with difficulty . </Dd> <Dd> L = 2: Deep red or rust - colored eclipse . Very dark central shadow, while outer edge of umbra is relatively bright . </Dd> <Dd> L = 3: Brick - red eclipse . Umbral shadow usually has a bright or yellow rim . </Dd> <Dd> L = 4: Very bright copper - red or orange eclipse . Umbral shadow is bluish and has a very bright rim . </Dd> </Dl> <Dd> L = 0: Very dark eclipse . Moon almost invisible, especially at mid-totality . </Dd>

What is the order in a lunar eclipse