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| Rosh Hashanah 5581 |  | FRI
29 Elul 5580 8 September 1820 | SUN
2 Tishrei 5581 10 September 1820 | | | |
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| Tzom Gedaliah 5581 |  | | MON
3 Tishrei 5581 11 September 1820 | | | |
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| Yom Kippur 5581 |  | SUN
9 Tishrei 5581 17 September 1820 | MON
10 Tishrei 5581 18 September 1820 | | | |
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| Sukkot 5581 |  | FRI
14 Tishrei 5581 22 September 1820 | FRI
21 Tishrei 5581 29 September 1820 | | | |
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| Simchat Torah 5581 |  | FRI
21 Tishrei 5581 29 September 1820 | SHABBAT
22 Tishrei 5581 30 September 1820 | | | |
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| Hanukkah 5581 |  | THU
24 Kislev 5581 30 November 1820 | FRI
3 Tevet 5581 8 December 1820 | | | |
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| Tzom Asara B'Tevet 5581 |  | | FRI
10 Tevet 5581 15 December 1820 | | | |
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| Tu B’Shvat 5581 |  | WED
14 Shevat 5581 17 January 1821 | THU
15 Shevat 5581 18 January 1821 | | | |
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| Ta’anit Esther (moved) 5581 |  | | THU
11 Adar Bet 5581 15 March 1821 | | | zomRow |
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| Purim 5581 |  | SHABBAT
13 Adar Bet 5581 17 March 1821 | SUN
14 Adar Bet 5581 18 March 1821 | | | |
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| Shushan Purim 5581 |  | SUN
14 Adar Bet 5581 18 March 1821 | MON
15 Adar Bet 5581 19 March 1821 | | | |
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| Pesach 5581 |  | MON
14 Nissan 5581 16 April 1821 | MON
21 Nissan 5581 23 April 1821 | | | |
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| Lag BaOmer 5581 |  | SHABBAT
17 Iyar 5581 19 May 1821 | SUN
18 Iyar 5581 20 May 1821 | | | |
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| Shavuot 5581 |  | TUE
5 Sivan 5581 5 June 1821 | WED
6 Sivan 5581 6 June 1821 | | | |
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| Tzom Shiva Asar B'Tammuz 5581 |  | | TUE
17 Tamuz 5581 17 July 1821 | | | zomRow |
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| Tzom Tisha B'av 5581 |  | MON
8 Av 5581 6 August 1821 | TUE
9 Av 5581 7 August 1821 | | | zomRow |
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