Tai Wei Yuan, the Supreme Palace Enclosure (太微垣), is one of the San Yuan or Three enclosures. Stars and constellations of this group are visible during spring in the Northern Hemisphere (autumn in the Southern).
The asterisms are :
| English name | Chinese name | Number of stars | Western Constellation | Additional notes | Representing | |
|---|---|---|---|---|---|---|
| Left Wall | 太微左垣 | 5 | Virgo / Coma Berenices | Consists of :
| Five guardian star in the left | |
| Right Wall | 太微右垣 | 5 | Leo / Virgo | Consists of :
| Five guardian star in the right | |
| Usher to the Court | 謁者 | 1 | Virgo | The officer in charge to interview the guests, also was ordered to ambassador | ||
| Three Excellencies | 三公 | 3 | Virgo | |||
| Nine Senior Officers | 九卿 | 3 | Virgo | Officials of nine luxury units | ||
| Five Lords | 五諸侯 | 5 | Coma Berenices | Five lords of the Emperor | ||
| Inner Screen | 內屏 | 4 | Virgo | Small wall within the door | ||
| Seats of the Five Emperors | 五帝座 | 5 | Leo | Five Emperors chair | ||
| Officer of Honour | 幸臣 | 1 | Coma Berenices | Favorite of the courtiers | ||
| Crown Prince | 太子 | 1 | Leo | The crown prince | ||
| Retinue | 從官 | 1 | Leo | The emperor's attendants | ||
| Captain of the Bodyguards | 郎將 | 1 | Coma Berenices | High military officer | ||
| Emperor's Bodyguard | 虎賁 | 1 | Leo | Palace garrison commanders | ||
| Imperial Guards | 常陳 | 7 | Canes Venatici / Ursa Major | The army | ||
| Officers of the Imperial Guard | 郎位 | 15 | Coma Berenices | Clerical officer in military | ||
| The Hall of Glory | 明堂 | 3 | Leo | Places of Emperor Xuan Mingzheng early education | ||
| Astronomical Observatory | 靈台 | 3 | Leo | The sky observatory | ||
| Junior Officers | 少微 | 4 | Leo / Leo Minor | State official | ||
| Long Wall | 長垣 | 4 | Leo | Border wall | ||
| Three Steps | 三台 | 6 | Ursa Major | Consists of :
| Three rank official, or triple deck room in the heaven |