| Zmanim for 21 September 2010, London | |
| Alot HaShachar (16.1° below horizon) | 05:06AM |
| Alot HaShachar (72 minutes before sunrise) | 05:34AM |
| Earliest Tallit (11° below horizon) | 05:40AM |
| Earliest Tallit (10.2° below horizon) | 05:45AM |
| HaNetz HaChama | 06:46AM |
| Kriat Shema (M"A) | 09:13AM |
| Kriat Shema (GR"O) | 09:49AM |
| Tefila (M"A) | 10:27AM |
| Tefila (GR"O) | 10:51AM |
| Chatzot (GR"O) | 12:53PM |
| Chatzot (M"A) | 12:53PM |
| Mincha Gedola (GR"O) | 01:24PM |
| Mincha Gedola (M"A) | 01:30PM |
| Mincha K'tana (GR"O) | 04:27PM |
| Mincha K'tana (M"A) | 05:09PM |
| Plag HaMincha (GR"O) | 05:44PM |
| Plag HaMincha (M"A) | 06:41PM |
| Shkiat HaChama | 07:01PM |
| Tzait HaChochavim (5.95° below horizon) | 07:34PM |
| 7.08° below horizon | 07:41PM |
| 3 Medium Stars (7.5° below horizon) | 07:44PM |
| 3 Small Stars (8.75° below horizon) | 07:52PM |
| Rabbeinu Tam (sunset + 72 minutes) | 08:13PM |
| Sha'a Zmanit | 61 min |