Astronomical Overview
Vietnam Standard Meridian UTC+7
May 1991 spans 31 Gregorian days, beginning on Wednesday (May 1, corresponding to Lunar 17/3 of Xin Wei (Goat)) and concluding on Friday (May 31, Lunar 18/4). Under the official Vietnamese UTC+7 standard, May 1991 features 14 Auspicious Days (Yellow Path), highlighted on Gregorian days 1, 3, 8, 9, 15, 16, 19, 21, 22, 23. Click any date in the calendar grid or detailed ephemeris table below to inspect its twelve double-hours, Solar Term longitude, and Flying Star Feng Shui chart.
May 1991 Monthly Grid
Day-by-Day Almanac Ephemeris (5/1991)
| Gregorian | Weekday | Lunar (UTC+7) | Day Pillar & NaYin | Officer & Mansion | Assessment |
|---|---|---|---|---|---|
| 01/05/1991 | Wednesday | 17/03 | Xin Wei · Roadside Earth (Lu Pang Tu) | Balance (Ping) · Wall (Bi) | Auspicious Day (Yellow Path) |
| 02/05/1991 | Thursday | 18/03 | Ren Shen · Sword-Edge Metal (Jian Feng Jin) | Stable (Ding) · Legs (Kui) | Balanced Day (Select Auspicious Hours) |
| 03/05/1991 | Friday | 19/03 | Gui You · Sword-Edge Metal (Jian Feng Jin) | Initiate (Zhi) · Bond (Lou) | Auspicious Day (Yellow Path) |
| 04/05/1991 | Saturday | 20/03 | Jia Xu · Mountain-Top Fire (Shan Tou Huo) | Destruction (Po) · Stomach (Wei) | Caution Day (Avoid Major Undertakings) |
| 05/05/1991 | Sunday | 21/03 | Yi Hai · Mountain-Top Fire (Shan Tou Huo) | Danger (Wei) · Hairy Head (Mao) | Caution Day (Avoid Major Undertakings) |
| 06/05/1991 | Monday | 22/03 | Bing Zi · Stream-Beneath Water (Jian Xia Shui) | Danger (Wei) · Net (Bi) | Caution Day (Avoid Major Undertakings) |
| 07/05/1991 | Tuesday | 23/03 | Ding Chou · Stream-Beneath Water (Jian Xia Shui) | Success (Cheng) · Turtle Beak (Zui) | Caution Day (Avoid Major Undertakings) |
| 08/05/1991 | Wednesday | 24/03 | Wu Yin · City-Wall Earth (Cheng Tou Tu) | Receive (Shou) · Three Stars (Shen) | Auspicious Day (Yellow Path) |
| 09/05/1991 | Thursday | 25/03 | Ji Mao · City-Wall Earth (Cheng Tou Tu) | Open (Kai) · Well (Jing) | Auspicious Day (Yellow Path) |
| 10/05/1991 | Friday | 26/03 | Geng Chen · White Wax Metal (Bai La Jin) | Close (Bi) · Ghost (Gui) | Caution Day (Avoid Major Undertakings) |
| 11/05/1991 | Saturday | 27/03 | Xin Si · White Wax Metal (Bai La Jin) | Establish (Jian) · Willow (Liu) | Balanced Day (Select Auspicious Hours) |
| 12/05/1991 | Sunday | 28/03 | Ren Wu · Willow Wood (Yang Liu Mu) | Remove (Chu) · Star (Xing) | Caution Day (Avoid Major Undertakings) |
| 13/05/1991 | Monday | 29/03 | Gui Wei · Willow Wood (Yang Liu Mu) | Full (Man) · Extended Net (Zhang) | Caution Day (Avoid Major Undertakings) |
| 14/05/1991 | Tuesday | 01/04 | Jia Shen · Spring Fountain Water (Quan Zhong Shui) | Balance (Ping) · Wings (Yi) | Caution Day (Avoid Major Undertakings) |
| 15/05/1991 | Wednesday | 02/04 | Yi You · Spring Fountain Water (Quan Zhong Shui) | Stable (Ding) · Chariot (Zhen) | Auspicious Day (Yellow Path) |
| 16/05/1991 | Thursday | 03/04 | Bing Xu · Rooftop Earth (Wu Shang Tu) | Initiate (Zhi) · Horn (Jiao) | Auspicious Day (Yellow Path) |
| 17/05/1991 | Friday | 04/04 | Ding Hai · Rooftop Earth (Wu Shang Tu) | Destruction (Po) · Neck (Kang) | Caution Day (Avoid Major Undertakings) |
| 18/05/1991 | Saturday | 05/04 | Wu Zi · Thunderbolt Fire (Pi Li Huo) | Danger (Wei) · Root (Di) | Caution Day (Avoid Major Undertakings) |
| 19/05/1991 | Sunday | 06/04 | Ji Chou · Thunderbolt Fire (Pi Li Huo) | Success (Cheng) · Room (Fang) | Auspicious Day (Yellow Path) |
| 20/05/1991 | Monday | 07/04 | Geng Yin · Pine and Cypress Wood (Song Bai Mu) | Receive (Shou) · Heart (Xin) | Caution Day (Avoid Major Undertakings) |
| 21/05/1991 | Tuesday | 08/04 | Xin Mao · Pine and Cypress Wood (Song Bai Mu) | Open (Kai) · Tail (Wei) | Auspicious Day (Yellow Path) |
| 22/05/1991 | Wednesday | 09/04 | Ren Chen · Long-Flowing Water (Chang Liu Shui) | Close (Bi) · Winnowing Basket (Ji) | Auspicious Day (Yellow Path) |
| 23/05/1991 | Thursday | 10/04 | Gui Si · Long-Flowing Water (Chang Liu Shui) | Establish (Jian) · Southern Dipper (Dou) | Auspicious Day (Yellow Path) |
| 24/05/1991 | Friday | 11/04 | Jia Wu · Sand Metal (Sha Zhong Jin) | Remove (Chu) · Ox (Niu) | Auspicious Day (Yellow Path) |
| 25/05/1991 | Saturday | 12/04 | Yi Wei · Sand Metal (Sha Zhong Jin) | Full (Man) · Girl (Nu) | Balanced Day (Select Auspicious Hours) |
| 26/05/1991 | Sunday | 13/04 | Bing Shen · Mountain-Foot Fire (Shan Xia Huo) | Balance (Ping) · Emptiness (Xu) | Caution Day (Avoid Major Undertakings) |
| 27/05/1991 | Monday | 14/04 | Ding You · Mountain-Foot Fire (Shan Xia Huo) | Stable (Ding) · Rooftop (Wei) | Caution Day (Avoid Major Undertakings) |
| 28/05/1991 | Tuesday | 15/04 | Wu Xu · Flatland Wood (Ping Di Mu) | Initiate (Zhi) · Encampment (Shi) | Auspicious Day (Yellow Path) |
| 29/05/1991 | Wednesday | 16/04 | Ji Hai · Flatland Wood (Ping Di Mu) | Destruction (Po) · Wall (Bi) | Auspicious Day (Yellow Path) |
| 30/05/1991 | Thursday | 17/04 | Geng Zi · Wall-Plaster Earth (Bi Shang Tu) | Danger (Wei) · Legs (Kui) | Caution Day (Avoid Major Undertakings) |
| 31/05/1991 | Friday | 18/04 | Xin Chou · Wall-Plaster Earth (Bi Shang Tu) | Success (Cheng) · Bond (Lou) | Auspicious Day (Yellow Path) |