| Yushui | |||||||||
| Chinese name | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| Chinese | 雨水 | ||||||||
| Literal meaning | rain water | ||||||||
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| Vietnamese name | |||||||||
| Vietnamese alphabet | vũ thủy | ||||||||
| Chữ Hán | 雨水 | ||||||||
| Korean name | |||||||||
| Hangul | 우수 | ||||||||
| Hanja | 雨水 | ||||||||
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| Japanese name | |||||||||
| Kanji | 雨水 | ||||||||
| Hiragana | うすい | ||||||||
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| Transcriptions | |
|---|---|
| Standard Mandarin | |
| Hanyu Pinyin | yǔ shuǐ |
| Bopomofo | ㄧㄩˇ ㄕㄨㄟˇ |
| Transcriptions | |
|---|---|
| Revised Romanization | usu |
| Transcriptions | |
|---|---|
| Romanization | usui |
| Longitude | Term | Calendar |
|---|---|---|
| Spring | ||
| 315° | Lichun | 4 – 5 February |
| 330° | Yushui | 18–19 February |
| 345° | Jingzhe | 5 – 6 March |
| 0° | Chunfen | 20–21 March |
| 15° | Qingming | 4 – 5 April |
| 30° | Guyu | 20–21 April |
| Summer | ||
| 45° | Lixia | 5 – 6 May |
| 60° | Xiaoman | 21–22 May |
| 75° | Mangzhong | 5 – 6 June |
| 90° | Xiazhi | 21–22 June |
| 105° | Xiaoshu | 7 – 8 July |
| 120° | Dashu | 22–23 July |
| Autumn | ||
| 135° | Liqiu | 7 – 8 August |
| 150° | Chushu | 23–24 August |
| 165° | Bailu | 7 – 8 September |
| 180° | Qiufen | 23–24 September |
| 195° | Hanlu | 8 – 9 October |
| 210° | Shuangjiang | 23–24 October |
| Winter | ||
| 225° | Lidong | 7 – 8 November |
| 240° | Xiaoxue | 22–23 November |
| 255° | Daxue | 7 – 8 December |
| 270° | Dongzhi | 21–22 December |
| 285° | Xiaohan | 5 – 6 January |
| 300° | Dahan | 20–21 January |
The traditional East Asian calendars divide a year into 24 solar terms. Yǔshuǐ, Usui, Usu, or Vũ thủy is 2nd solar term. It begins when the Sun reaches the celestial longitude of 330° and ends when it reaches the longitude of 345°. It more often refers in particular to the day when the Sun is exactly at the celestial longitude of 330°. In Gregorian calendar, it usually begins around 18 February (19 February East Asia time) and ends around 5 March.
Source: JPL Horizons On-Line Ephemeris System
Each solar term can be divided into 3 pentads (候). They are first pentad (初候), second pentad (次候) and last pentad (末候). Pentads in Yushui including: