Hi there More POLAR plans - Dec 12-18. Please note the excellent configuration of spacecraft in the tail on day 352 (18th). This would make a wonderful substorm study similar to that of Jan 1-2 of this year. We will be asking the radars to switch on for this one and entering it as a GGS Event. Nicky Day UT Imager 346 0-3:30 whole oval - dayside if only partial possible 7:30-12:50 whole oval - nightside if only partial possible 12:50-13:35 ~9 MLT - FAST Optical conjunction 13:35-15 whole oval - dayside if only partial possible 15-15:40 ~7 MLT - FAST Optical conjunction 15:40-21:30 whole oval - dayside if only partial possible 347 1:30-6:30 whole oval - nightside if only partial possible 6:30-10:30 Spitzbergen (cusp) - Pfaff Rocket campaign 10:30-11 whole oval - dayside if only partial possible 11-11:50 ~12 MLT - FAST Optical conjunction 11:50-15:30 whole oval - dayside if only partial possible 19:30-0 whole oval - nightside if only partial possible 348 0-6:30 whole oval - dayside if only partial possible 6:30-9:30 Spitzbergen (cusp) - Pfaff Rocket campaign 14-0 midnight - Interball-Tail in good tail location 349 0-2:30 whole oval - dayside if only partial possible 7-11:45 whole oval - nightside if only partial possible 11:45-12:35 ~11 MLT - FAST Optical conjunction 12:35-20:30 whole oval - dayside if only partial possible 350 0:30-10 midnight - SuperDARN(K/S) conjunction 10-12 whole oval 12-13 ~10 MLT - FAST Optical conjunction 13-14:30 whole oval - dayside if only partial possible 18:30-0 whole oval - nightside if only partial possible 351 0-8:30 whole oval - dayside if only partial possible 13-0 midnight for as long as possible - all spacecraft in good tail locations - GGS Event 352 0-2 whole oval - dayside if only partial possible 6-19:30 midnight for as long as possible - all spacecraft in excellent tail location - GGS Event