Forecast of the auroral oval boundaries for the next hour www.spaceweather.ru Space Research Institute RAS, Moscow iki.cosmos.ru Forecast for: UT 23:00-00:00, 09.12.2023 MSK 02:00-03:00, 09.12.2023 Poleward boundary of the auroral oval Magnetic local time: 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23 Geomagnetic latitude, degrees: 71 72 73 73 74 74 74 74 75 75 76 77 77 78 77 77 76 76 75 74 73 72 71 71 Equatorward boundary of the auroral oval Magnetic local time: 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23 Geomagnetic latitude, degrees: 69 69 69 69 69 70 71 72 73 74 75 75 76 76 76 75 75 74 73 72 71 70 69 69 Equatorward boundary of the diffuse aurora Magnetic local time: 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23 Geomagnetic latitude, degrees: 65 65 65 65 66 66 67 68 68 68 69 69 69 70 70 70 71 71 70 70 69 68 67 66 Current AL index: -22 AL index is estimated on the basis of real-time DSCOVR magnetic field and solar wind speed Updated at: UT 22:05, 08.12.2023 MSK 01:05, 09.12.2023 Questions, comments and suggestions are welcomed at Anatoli Petrukovich, a.petrukovich@cosmos.ru Tatiana Podladchikova, t.podladchikova@skoltech.ru