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Start of Ramadan and Shawwal Predicted Crescent Visibility (Imkan Al-Ruyat) Maps for 1437 - 1455 AH
The visibility maps below show the longest day of Ramadan (June 2016) to the shortest day (December 2033), through all the seasons. The Yallop Criteria Visibility Codes are: A (Green); B (Yellow); C (Magenta); D (Blue); F (White); Moonset before sunset (Red). UK visibility: <date> <age>; <altitute>; <code>
| Year | Ramadan Viz Map (Day 0) | Ramadan Viz Map (Day 1) | Shawwal Viz Map (Day 0) | Shawwal Viz Map (Day 1) |
| 1437 |  5/6/2016 Age:17h; Alt:0°; F |
 6/6/2016 Age:41h; Alt:8°; A |
 4/7/2016 Age:9h; Alt:-4°; F |
 5/7/2016 Age:33h; Alt:2°; F |
| 1438 |  25/5/2017 Age:0h; Alt:-5°; F |
 26/5/2017 Age:24h; Alt:4°; E |
 24/6/2017 Age:18h; Alt:0°; F |
 25/6/2017 Age:42h; Alt:7°; A |
| 1439 |  15/5/2018 Age:8h; Alt:-2°; F |
 16/5/2018 Age:32h; Alt:8°; A |
 13/6/2018 Age:0h; Alt:-5°; F |
 14/6/2018 Age:24h; Alt:4°; F |
| 1440 |  4/5/2019 Age:-3h Alt:-22°; F |
 5/5/2019 Age:20h Alt:4°; F |
 3/6/2019 Age:10h; Alt:0°; F |
 4/6/2019 Age:34h Alt:8°; A |
| 1441 |  23/4/2020 Age:17h; Alt:2°; F |
 24/4/2020 Age:41h; Alt:8°; A |
 22/5/2020 Age:2h; Alt:-3°; F |
 23/5/2020 Age:26h; Alt:6°; D |
| 1442 |  12/4/2021 Age:16h; Alt:3°; F |
 13/4/2021 Age:40h; Alt:12°; A |
 11/5/2021 Age:1h; Alt:-3°; F |
 12/5/2021 Age:25h; Alt:6°; E |
| 1443 |  1/4/2022 Age:12h; Alt:2°; F |
 2/4/2022 Age:36h; Alt:13°; A |
 30/4/2022 Age:-1h; Alt:-9°; F |
 1/5/2022 Age:23h; Alt:7°; C |
| 1444 |  21/3/2023 Age:1h; Alt:-3°; F |
 22/3/2023 Age:25h; Alt:10°; A |
 20/4/2023 Age:15h; Alt:5°; F |
 21/4/2023 Age:39h; Alt:16°; A |
| 1445 |  10/3/2024 Age:9h; Alt:2°; F |
 11/3/2024 Age:33h; Alt:15°; A |
 8/4/2024 Age:0h; Alt:-2°; F |
 9/4/2024 Age:24h; Alt:11°; A |