Solar Terms in 2023
All 24 solar terms of 2023 to the second, in UTC+8. Lichun falls at 2023-02-04 10:42:33 — the BaZi year boundary, and the most looked-up row in this table.
| Term | Longitude | Instant (UTC+8) | BaZi month | Type |
|---|---|---|---|---|
| Xiaohan | 285° | 2023-01-05 23:04:51 | 丑月 | Jie |
| Dahan | 300° | 2023-01-20 16:29:32 | — | Qi |
| Lichun | 315° | 2023-02-04 10:42:33 | 寅月 | Jie |
| Yushui | 330° | 2023-02-19 06:34:17 | — | Qi |
| Jingzhe | 345° | 2023-03-06 04:36:14 | 卯月 | Jie |
| Chunfen | 0° | 2023-03-21 05:24:26 | — | Qi |
| Qingming | 15° | 2023-04-05 09:13:04 | 辰月 | Jie |
| Guyu | 30° | 2023-04-20 16:13:37 | — | Qi |
| Lixia | 45° | 2023-05-06 02:18:46 | 巳月 | Jie |
| Xiaoman | 60° | 2023-05-21 15:09:10 | — | Qi |
| Mangzhong | 75° | 2023-06-06 06:18:21 | 午月 | Jie |
| Xiazhi | 90° | 2023-06-21 22:57:49 | — | Qi |
| Xiaoshu | 105° | 2023-07-07 16:30:41 | 未月 | Jie |
| Dashu | 120° | 2023-07-23 09:50:27 | — | Qi |
| Liqiu | 135° | 2023-08-08 02:22:53 | 申月 | Jie |
| Chushu | 150° | 2023-08-23 17:01:18 | — | Qi |
| Bailu | 165° | 2023-09-08 05:26:43 | 酉月 | Jie |
| Qiufen | 180° | 2023-09-23 14:49:58 | — | Qi |
| Hanlu | 195° | 2023-10-08 21:15:34 | 戌月 | Jie |
| Shuangjiang | 210° | 2023-10-24 00:20:50 | — | Qi |
| Lidong | 225° | 2023-11-08 00:35:35 | 亥月 | Jie |
| Xiaoxue | 240° | 2023-11-22 22:02:41 | — | Qi |
| Daxue | 255° | 2023-12-07 17:32:55 | 子月 | Jie |
| Dongzhi | 270° | 2023-12-22 11:27:20 | — | Qi |
The twelve marked Jie are the month boundaries — a BaZi month pillar changes at each of them. The other twelve are "Qi" and do not.
Other years
Sources
- lunar-javascript (6tail, MIT) — solar-term instants, 干支 pillars, 大運/流年, 胎元/命宮/身宮 and the almanac tables.
- Hong Kong Observatory, Date and Time of the 24 Solar Terms — the reference used to check solar-term instants.
- Xieji Bianfang Shu and Sanming Tonghui — classical sources for the Wuhu Dun and Wushu Dun stem rules, hidden stems and the Ten Gods.
Algorithms last checked: 2026-07 · Method and accuracy