A common year starting on Sunday is any non-leap year that begins on Sunday, 1 January, ends on Sunday, 31 December. Its dominical letter hence is A; the most recent year of such kind was 2017 and the next one will be 2023 in the Gregorian calendar, or 2018 and 2029 in the obsolete Julian calendar, see below for more. Any common year that starts on Sunday, Monday or Tuesday has two Friday the 13ths; this common year contains two Friday the 13ths in October. In the Gregorian calendar, alongside Monday, Friday or Saturday, the fourteen types of year repeat in a 400-year cycle. Forty-three common years per cycle or 10.75% start on a Sunday. The 28-year sub-cycle does only span across century years divisible by 400, e.g. 1600, 2000, 2400. In the now-obsolete Julian calendar, the fourteen types of year repeat in a 28-year cycle. A leap year has two adjoining dominical letters; this sequence occurs once within a cycle, every common letter thrice. As the Julian calendar repeats after 28 years that means it will repeat after 700 years, i.e. 25 cycles.
The year's position in the cycle is given by the formula + 1). Years 11, 22 and 28 of the cycle are common years beginning on Sunday. 2017 is year 10 of the cycle. 10.71% of all years are common years beginning on Sunday
The Fussball Club Basel 1893 1977–78 season was their 84th season since the club was founded. It was their 32nd consecutive season in the top flight of Swiss football after they won promotion during the season 1945–46, they played their home games in the St. Jakob Stadium. Helmut Benthaus was first team manager for the twelfth consecutive season. Basel played in the 1977–78 Nationalliga A They ended the qualification round in fourth position and ended the Championship Group in third position with 27 points, two behind Grasshopper Club and one behind Servette, they scored a total of 74 goals conceding 48 in 32 games. Roland Schönenberger was the teams top goal scorer with 16 league goals, Erni Maissen and Jörg Stohler both scored 9 goals each. In the first round of the Swiss Cup Basel were drawn against FC Lerchenfeld Thun, this was the first time that these two teams had played against each other. In the first round of the Swiss League Cup Basel were drawn against Wettingen. Both these cup competitions ended for Basel in the respective semi finals.
As reigning swiss champions Basel were qualified for the 1977–78 European Cup and in the first round they were drawn against austrian champions FC Wacker Innsbruck. After a home defeat and an away win, this competition was concluded after the first round, Wacker won 3–2 on aggregate. In the Coppa delle Alpi Basel played in group B together with Bastia, Olympique Lyonnais and Lausanne-Sport, but with only one win and three defeats they ended the group stage in last position in the table. Note: Flags indicate national team as defined under FIFA eligibility rules. Players may hold more than one non-FIFA nationality. St. Gallen won 5–4 on penalties. First round Wacker won 3–2 on aggregate. Group B NB: teams did not play compatriots Group table History of FC Basel List of FC Basel players List of FC Basel seasons Rotblau: Jahrbuch Saison 2015/2016. Publisher: FC Basel Marketing AG. ISBN 978-3-7245-2050-4 Switzerland 1977–78 at RSSSF Swiss League Cup at RSSSF Cup of the Alps 1977 at RSSSF FC Basel official site
Rolf Hermichen was a Luftwaffe fighter ace and recipient of the Knight's Cross of the Iron Cross with Oak Leaves during World War II. The Knight's Cross of the Iron Cross and its higher grade Oak Leaves was awarded to recognise extreme battlefield bravery or successful military leadership, he was born in Wernigerode in the district of Harz. Hermichen is credited with 64 aerial victories claimed in 629 combat missions, 11 of them while flying the Messerschmitt Bf 110, he shot down 53 enemy aircraft including 26 four engine strategic bombers. Iron Cross 2nd Class 1st Class Ehrenpokal der Luftwaffe German Cross in Gold on 15 October 1942 as Oberleutnant in the 3./JG 26 Knight's Cross of the Iron Cross with Oak Leaves Knight's Cross on 26 March 1944 as Hauptmann and Gruppenkommandeur of the I./JG 11 748th Oak Leaves on 19 February 1945 as Major and Gruppenkommandeur of the I./JG 11