The Moon occults Mercury — 23 February 2028
Lunar occultation of the planet Mercury · Wednesday 23 February 2028 · World
The Moon hides Mercury for up to 102 minutes, in daylight. 6 of the world's big cities see it; Bandung, ID misses by 14.2′.
Where it can be seen
The gold line is the north limit: along it Mercury grazes the Moon's northern edge. North of the line it is a near miss — from Bandung, ID Mercury passes just 14.2′ outside the limb — and a graze seen from right on the line, Mercury blinking in and out behind lunar mountains, is the finest view of all.
The violet shading is where the Sun has set by the time of the event, so the reappearance happens in a darkening sky.
Tap the map to set your location.
At the Moon's edge
Mercury's path across the Moon from your location — north up, east to the left as in binoculars. Times here are computed in your browser from the same ephemeris as the table, to the same ±2 s. Drag the slider to move it along its track.
City by city
Times are for the Moon's mean limb; the real limb's mountains and valleys shift each contact by up to a couple of seconds. Disappears is the moment Mercury is fully hidden (its disc takes from the earlier time to slide in); reappears is when the first sliver returns.
| City | Mercury disappears (UTC) | reappears (UTC) | hidden | Moon alt. | Sky |
|---|---|---|---|---|---|
| Perth, AU | 21:50:12from 21:49:49 | 22:59:47to 23:00:13 | 70 min | +23° | sunset twilight |
| Adelaide, AU | 22:18:04from 22:17:39 | 23:51:43to 23:52:10 | 94 min | +47° | daylight, Sun +22° |
| Melbourne, AU | 22:27:48from 22:27:24 | 00:05:29to 00:05:54 | 98 min | +53° | daylight, Sun +29° |
| Sydney, AU | 22:43:44from 22:43:18 | 00:25:11to 00:25:37 | 102 min | +62° | daylight, Sun +38° |
| Brisbane, AU | 23:00:19from 22:59:49 | 00:38:04to 00:38:33 | 98 min | +70° | daylight, Sun +44° |
| Auckland, NZ | 23:45:51from 23:45:14 | 00:45:38to 00:46:12 | 60 min | +67° | daylight, Sun +61° |
| Beijing, CN | misses — Mercury passes 47.1′ from the limb at 23:40 | +17° | daylight, Sun +7° | ||
| Guangzhou, CN | misses — Mercury passes 38.9′ from the limb at 22:53 | +17° | sunset twilight | ||
| Shanghai, CN | misses — Mercury passes 43.3′ from the limb at 23:39 | +26° | daylight, Sun +14° | ||
| Shenzhen, CN | misses — Mercury passes 38.6′ from the limb at 22:54 | +18° | daylight, Sun +0° | ||
All 175 other cities
| City | Mercury disappears (UTC) | reappears (UTC) | hidden | Moon alt. | Sky |
|---|---|---|---|---|---|
| Anshan, CN | misses — Mercury passes 46.9′ from the limb at 00:05 | +23° | daylight, Sun +16° | ||
| Bandung, ID | misses — Mercury passes 14.2′ from the limb at 22:10 | +14° | dusk | ||
| Bangkok, TH | misses — Mercury passes 30.0′ from the limb at 22:19 | +3° | dark sky | ||
| Bao'an, CN | misses — Mercury passes 38.6′ from the limb at 22:54 | +18° | sunset twilight | ||
| Baoding, CN | misses — Mercury passes 46.8′ from the limb at 23:35 | +17° | daylight, Sun +6° | ||
| Baoji, CN | misses — Mercury passes 44.5′ from the limb at 23:04 | +9° | sunset twilight | ||
| Baoshan, CN | misses — Mercury passes 43.4′ from the limb at 23:40 | +26° | daylight, Sun +14° | ||
| Baotou, CN | misses — Mercury passes 47.4′ from the limb at 23:24 | +11° | sunset twilight | ||
| Batam, ID | misses — Mercury passes 20.5′ from the limb at 22:11 | +8° | dark sky | ||
| Bayan Nur, CN | misses — Mercury passes 47.3′ from the limb at 23:19 | +8° | sunset twilight | ||
| Bazhong, CN | misses — Mercury passes 43.2′ from the limb at 22:57 | +9° | dusk | ||
| Bekasi, ID | misses — Mercury passes 14.7′ from the limb at 22:10 | +13° | dark sky | ||
| Bozhou, CN | misses — Mercury passes 44.8′ from the limb at 23:24 | +19° | daylight, Sun +6° | ||
| Busan, KR | misses — Mercury passes 43.5′ from the limb at 00:20 | +32° | daylight, Sun +25° | ||
| Caloocan, PH | misses — Mercury passes 33.7′ from the limb at 23:01 | +30° | daylight, Sun +10° | ||
| Changchun, CN | misses — Mercury passes 47.3′ from the limb at 00:18 | +22° | daylight, Sun +18° | ||
| Changde, CN | misses — Mercury passes 42.2′ from the limb at 23:02 | +15° | sunset twilight | ||
| Changsha, CN | misses — Mercury passes 41.9′ from the limb at 23:03 | +16° | sunset twilight | ||
| Changshu, CN | misses — Mercury passes 43.6′ from the limb at 23:37 | +25° | daylight, Sun +13° | ||
| Changzhou, CN | misses — Mercury passes 43.7′ from the limb at 23:34 | +24° | daylight, Sun +11° | ||
| Chaozhou, CN | misses — Mercury passes 39.5′ from the limb at 23:04 | +22° | daylight, Sun +4° | ||
| Chengdu, CN | misses — Mercury passes 42.2′ from the limb at 22:50 | +6° | dusk | ||
| Chongqing, CN | misses — Mercury passes 41.9′ from the limb at 22:52 | +9° | dusk | ||
| Cixi, CN | misses — Mercury passes 42.8′ from the limb at 23:36 | +26° | daylight, Sun +13° | ||
| Cần Thơ, VN | misses — Mercury passes 28.3′ from the limb at 22:20 | +9° | dark sky | ||
| Da Nang, VN | misses — Mercury passes 33.4′ from the limb at 22:31 | +12° | dusk | ||
| Daegu, KR | misses — Mercury passes 43.9′ from the limb at 00:19 | +31° | daylight, Sun +24° | ||
| Daejeon, KR | misses — Mercury passes 44.4′ from the limb at 00:15 | +30° | daylight, Sun +22° | ||
| Dalian, CN | misses — Mercury passes 46.4′ from the limb at 23:56 | +23° | daylight, Sun +14° | ||
| Daqing, CN | misses — Mercury passes 48.0′ from the limb at 00:20 | +20° | daylight, Sun +16° | ||
| Datong, CN | misses — Mercury passes 47.2′ from the limb at 23:32 | +14° | daylight, Sun +3° | ||
| Davao, PH | misses — Mercury passes 28.0′ from the limb at 23:05 | +38° | daylight, Sun +17° | ||
| Dazhou, CN | misses — Mercury passes 43.0′ from the limb at 22:57 | +10° | dusk | ||
| Depok, ID | misses — Mercury passes 14.5′ from the limb at 22:10 | +13° | dark sky | ||
| Dongguan, CN | misses — Mercury passes 38.9′ from the limb at 22:54 | +18° | sunset twilight | ||
| Foshan, CN | misses — Mercury passes 38.8′ from the limb at 22:53 | +17° | sunset twilight | ||
| Fukuoka, JP | misses — Mercury passes 42.5′ from the limb at 00:24 | +34° | daylight, Sun +28° | ||
| Fushun, CN | misses — Mercury passes 47.0′ from the limb at 00:10 | +23° | daylight, Sun +16° | ||
| Fuyang, CN | misses — Mercury passes 44.3′ from the limb at 23:22 | +19° | daylight, Sun +5° | ||
| Fuzhou, CN | misses — Mercury passes 40.8′ from the limb at 23:19 | +25° | daylight, Sun +9° | ||
| Ganzhou, CN | misses — Mercury passes 40.7′ from the limb at 23:04 | +19° | daylight, Sun +2° | ||
| Guankou, CN | misses — Mercury passes 41.9′ from the limb at 23:05 | +17° | daylight, Sun +1° | ||
| Guilin, CN | misses — Mercury passes 39.9′ from the limb at 22:51 | +13° | sunset twilight | ||
| Guiyang, CN | misses — Mercury passes 40.2′ from the limb at 22:46 | +9° | dusk | ||
| Gwangju, KR | misses — Mercury passes 44.1′ from the limb at 00:11 | +30° | daylight, Sun +22° | ||
| Haikou, CN | misses — Mercury passes 36.6′ from the limb at 22:41 | +14° | dusk | ||
| Haiphong, VN | misses — Mercury passes 36.5′ from the limb at 22:36 | +9° | dusk | ||
| Handan, CN | misses — Mercury passes 45.9′ from the limb at 23:27 | +16° | daylight, Sun +4° | ||
| Hangzhou, CN | misses — Mercury passes 43.0′ from the limb at 23:32 | +25° | daylight, Sun +12° | ||
| Hanoi, VN | misses — Mercury passes 36.5′ from the limb at 22:35 | +8° | dusk | ||
| Harbin, CN | misses — Mercury passes 47.5′ from the limb at 00:24 | +22° | daylight, Sun +18° | ||
| Hefei, CN | misses — Mercury passes 43.8′ from the limb at 23:25 | +21° | daylight, Sun +7° | ||
| Heze, CN | misses — Mercury passes 45.4′ from the limb at 23:27 | +18° | daylight, Sun +5° | ||
| Ho Chi Minh City, VN | misses — Mercury passes 29.1′ from the limb at 22:21 | +10° | dark sky | ||
| Hohhot, CN | misses — Mercury passes 47.5′ from the limb at 23:29 | +12° | daylight, Sun +1° | ||
| Hong Kong, HK | misses — Mercury passes 38.4′ from the limb at 22:54 | +19° | daylight, Sun +0° | ||
| Huai'an, CN | misses — Mercury passes 44.5′ from the limb at 23:35 | +22° | daylight, Sun +10° | ||
| Huainan, CN | misses — Mercury passes 44.2′ from the limb at 23:26 | +20° | daylight, Sun +7° | ||
| Huizhou, CN | misses — Mercury passes 39.0′ from the limb at 22:56 | +19° | daylight, Sun +1° | ||
| Huế, VN | misses — Mercury passes 33.6′ from the limb at 22:30 | +11° | dusk | ||
| Incheon, KR | misses — Mercury passes 45.0′ from the limb at 00:14 | +28° | daylight, Sun +21° | ||
| Jakarta, ID | misses — Mercury passes 14.7′ from the limb at 22:10 | +13° | dark sky | ||
| Jiading, CN | misses — Mercury passes 43.4′ from the limb at 23:39 | +26° | daylight, Sun +13° | ||
| Jiangmen, CN | misses — Mercury passes 38.5′ from the limb at 22:52 | +17° | sunset twilight | ||
| Jiangyin, CN | misses — Mercury passes 43.7′ from the limb at 23:36 | +25° | daylight, Sun +12° | ||
| Jieyang, CN | misses — Mercury passes 39.4′ from the limb at 23:03 | +21° | daylight, Sun +4° | ||
| Jilin, CN | misses — Mercury passes 47.0′ from the limb at 00:22 | +23° | daylight, Sun +19° | ||
| Jinan, CN | misses — Mercury passes 45.9′ from the limb at 23:35 | +19° | daylight, Sun +8° | ||
| Jinhua, CN | misses — Mercury passes 42.4′ from the limb at 23:27 | +25° | daylight, Sun +10° | ||
| Jinjiang, CN | misses — Mercury passes 40.2′ from the limb at 23:13 | +24° | daylight, Sun +8° | ||
| Kaifeng, CN | misses — Mercury passes 45.2′ from the limb at 23:22 | +17° | daylight, Sun +4° | ||
| Kaohsiung, TW | misses — Mercury passes 38.8′ from the limb at 23:15 | +27° | daylight, Sun +10° | ||
| Kawasaki, JP | misses — Mercury passes 39.9′ from the limb at 01:03 | +36° | daylight, Sun +37° | ||
| Kobe, JP | misses — Mercury passes 41.4′ from the limb at 00:46 | +36° | daylight, Sun +33° | ||
| Kowloon, HK | misses — Mercury passes 38.5′ from the limb at 22:54 | +19° | daylight, Sun +0° | ||
| Kuala Lumpur, MY | misses — Mercury passes 21.6′ from the limb at 22:10 | +6° | dark sky | ||
| Kunming, CN | misses — Mercury passes 38.6′ from the limb at 22:37 | +5° | dark sky | ||
| Kunshan, CN | misses — Mercury passes 43.4′ from the limb at 23:37 | +26° | daylight, Sun +13° | ||
| Kyoto, JP | misses — Mercury passes 41.3′ from the limb at 00:48 | +36° | daylight, Sun +34° | ||
| Lanzhou, CN | misses — Mercury passes 45.0′ from the limb at 23:02 | +5° | dusk | ||
| Lianyungang, CN | misses — Mercury passes 45.0′ from the limb at 23:38 | +22° | daylight, Sun +11° | ||
| Linyi, CN | misses — Mercury passes 45.2′ from the limb at 23:36 | +21° | daylight, Sun +9° | ||
| Liupanshui, CN | misses — Mercury passes 39.9′ from the limb at 22:43 | +7° | dusk | ||
| Liuzhou, CN | misses — Mercury passes 39.2′ from the limb at 22:47 | +12° | dusk | ||
| Luohe, CN | misses — Mercury passes 44.6′ from the limb at 23:18 | +17° | daylight, Sun +3° | ||
| Luoyang, CN | misses — Mercury passes 45.1′ from the limb at 23:17 | +15° | daylight, Sun +1° | ||
| Lu’an, CN | misses — Mercury passes 43.8′ from the limb at 23:22 | +20° | daylight, Sun +6° | ||
| Lüliang, CN | misses — Mercury passes 46.2′ from the limb at 23:20 | +13° | sunset twilight | ||
| Makassar, ID | misses — Mercury passes 17.8′ from the limb at 22:30 | +30° | daylight, Sun +4° | ||
| Manila, PH | misses — Mercury passes 33.7′ from the limb at 23:01 | +30° | daylight, Sun +10° | ||
| Maoming, CN | misses — Mercury passes 37.7′ from the limb at 22:45 | +14° | sunset twilight | ||
| Medan, ID | misses — Mercury passes 21.2′ from the limb at 22:08 | +2° | dark sky | ||
| Mianyang, CN | misses — Mercury passes 42.7′ from the limb at 22:53 | +7° | dusk | ||
| Minhang, CN | misses — Mercury passes 43.2′ from the limb at 23:39 | +26° | daylight, Sun +14° | ||
| Nagoya, JP | misses — Mercury passes 40.9′ from the limb at 00:53 | +36° | daylight, Sun +35° | ||
| Nanchang, CN | misses — Mercury passes 42.2′ from the limb at 23:13 | +20° | daylight, Sun +4° | ||
| Nanchong, CN | misses — Mercury passes 42.6′ from the limb at 22:54 | +8° | dusk | ||
| Nanjing, CN | misses — Mercury passes 43.9′ from the limb at 23:31 | +23° | daylight, Sun +10° | ||
| Nanning, CN | misses — Mercury passes 38.1′ from the limb at 22:42 | +11° | dusk | ||
| Nantong, CN | misses — Mercury passes 43.7′ from the limb at 23:39 | +25° | daylight, Sun +13° | ||
| Nanyang, CN | misses — Mercury passes 44.3′ from the limb at 23:13 | +15° | daylight, Sun +1° | ||
| New Taipei City, TW | misses — Mercury passes 40.2′ from the limb at 23:25 | +28° | daylight, Sun +13° | ||
| New Territories, HK | misses — Mercury passes 38.5′ from the limb at 22:54 | +18° | daylight, Sun +0° | ||
| Ningbo, CN | misses — Mercury passes 42.7′ from the limb at 23:36 | +27° | daylight, Sun +14° | ||
| Ordos, CN | misses — Mercury passes 47.0′ from the limb at 23:22 | +11° | sunset twilight | ||
| Osaka, JP | misses — Mercury passes 41.2′ from the limb at 00:47 | +36° | daylight, Sun +34° | ||
| Palembang, ID | misses — Mercury passes 17.1′ from the limb at 22:09 | +10° | dark sky | ||
| Phnom Penh, KH | misses — Mercury passes 29.3′ from the limb at 22:20 | +8° | dark sky | ||
| Pudong, CN | misses — Mercury passes 43.3′ from the limb at 23:39 | +26° | daylight, Sun +14° | ||
| Putian, CN | misses — Mercury passes 40.5′ from the limb at 23:16 | +25° | daylight, Sun +9° | ||
| Puyang, CN | misses — Mercury passes 42.6′ from the limb at 23:29 | +25° | daylight, Sun +11° | ||
| Pyongyang, KP | misses — Mercury passes 45.7′ from the limb at 00:12 | +26° | daylight, Sun +20° | ||
| Qingdao, CN | misses — Mercury passes 45.5′ from the limb at 23:46 | +23° | daylight, Sun +12° | ||
| Qingyang, CN | misses — Mercury passes 45.2′ from the limb at 23:08 | +9° | sunset twilight | ||
| Qingyuan, CN | misses — Mercury passes 39.2′ from the limb at 22:54 | +17° | sunset twilight | ||
| Qinzhou, CN | misses — Mercury passes 37.6′ from the limb at 22:41 | +12° | dusk | ||
| Quanzhou, CN | misses — Mercury passes 40.2′ from the limb at 23:13 | +24° | daylight, Sun +8° | ||
| Quezon City, PH | misses — Mercury passes 33.7′ from the limb at 23:01 | +30° | daylight, Sun +10° | ||
| Qujing, CN | misses — Mercury passes 39.0′ from the limb at 22:40 | +6° | dark sky | ||
| Saitama, JP | misses — Mercury passes 40.0′ from the limb at 01:03 | +36° | daylight, Sun +37° | ||
| Sapporo, JP | misses — Mercury passes 42.3′ from the limb at 01:08 | +28° | daylight, Sun +32° | ||
| Semarang, ID | misses — Mercury passes 14.8′ from the limb at 22:13 | +18° | dusk | ||
| Seoul, KR | misses — Mercury passes 45.0′ from the limb at 00:15 | +28° | daylight, Sun +22° | ||
| Shangqiu, CN | misses — Mercury passes 45.0′ from the limb at 23:25 | +18° | daylight, Sun +5° | ||
| Shantou, CN | misses — Mercury passes 39.3′ from the limb at 23:03 | +22° | daylight, Sun +4° | ||
| Shaoxing, CN | misses — Mercury passes 42.8′ from the limb at 23:33 | +26° | daylight, Sun +12° | ||
| Shenyang, CN | misses — Mercury passes 47.0′ from the limb at 00:08 | +23° | daylight, Sun +16° | ||
| Shijiazhuang, CN | misses — Mercury passes 46.5′ from the limb at 23:30 | +16° | daylight, Sun +4° | ||
| Shiyan, CN | misses — Mercury passes 44.0′ from the limb at 23:08 | +13° | sunset twilight | ||
| Singapore, SG | misses — Mercury passes 20.6′ from the limb at 22:10 | +8° | dark sky | ||
| Songjiang, CN | misses — Mercury passes 43.2′ from the limb at 23:38 | +26° | daylight, Sun +13° | ||
| South Tangerang, ID | misses — Mercury passes 14.6′ from the limb at 22:10 | +13° | dark sky | ||
| Suqian, CN | misses — Mercury passes 44.7′ from the limb at 23:33 | +22° | daylight, Sun +9° | ||
| Surabaya, ID | misses — Mercury passes 15.0′ from the limb at 22:16 | +21° | sunset twilight | ||
| Suzhou, CN | misses — Mercury passes 43.4′ from the limb at 23:36 | +25° | daylight, Sun +12° | ||
| Taguig, PH | misses — Mercury passes 33.6′ from the limb at 23:01 | +30° | daylight, Sun +10° | ||
| Taichung, TW | misses — Mercury passes 39.7′ from the limb at 23:20 | +27° | daylight, Sun +11° | ||
| Tainan, TW | misses — Mercury passes 39.1′ from the limb at 23:15 | +27° | daylight, Sun +10° | ||
| Taipei, TW | misses — Mercury passes 40.2′ from the limb at 23:25 | +28° | daylight, Sun +13° | ||
| Taiyuan, CN | misses — Mercury passes 46.4′ from the limb at 23:24 | +14° | daylight, Sun +2° | ||
| Taizhou, CN | misses — Mercury passes 44.0′ from the limb at 23:36 | +24° | daylight, Sun +11° | ||
| Tai’an, CN | misses — Mercury passes 45.7′ from the limb at 23:34 | +20° | daylight, Sun +8° | ||
| Tangerang, ID | misses — Mercury passes 14.7′ from the limb at 22:10 | +13° | dark sky | ||
| Tangshan, CN | misses — Mercury passes 46.9′ from the limb at 23:45 | +19° | daylight, Sun +9° | ||
| Tianjin, CN | misses — Mercury passes 46.8′ from the limb at 23:41 | +18° | daylight, Sun +8° | ||
| Tokyo, JP | misses — Mercury passes 39.9′ from the limb at 01:03 | +36° | daylight, Sun +37° | ||
| Wanzhou, CN | misses — Mercury passes 42.8′ from the limb at 22:58 | +11° | sunset twilight | ||
| Weifang, CN | misses — Mercury passes 45.8′ from the limb at 23:42 | +21° | daylight, Sun +11° | ||
| Wenzhou, CN | misses — Mercury passes 41.8′ from the limb at 23:29 | +26° | daylight, Sun +12° | ||
| Wuhan, CN | misses — Mercury passes 43.2′ from the limb at 23:12 | +18° | daylight, Sun +2° | ||
| Wuhu, CN | misses — Mercury passes 43.6′ from the limb at 23:28 | +22° | daylight, Sun +9° | ||
| Wuxi, CN | misses — Mercury passes 43.6′ from the limb at 23:35 | +25° | daylight, Sun +12° | ||
| Wuzhong, CN | misses — Mercury passes 46.1′ from the limb at 23:10 | +8° | sunset twilight | ||
| Xiamen, CN | misses — Mercury passes 40.0′ from the limb at 23:11 | +24° | daylight, Sun +7° | ||
| Xiangyang, CN | misses — Mercury passes 43.8′ from the limb at 23:10 | +15° | sunset twilight | ||
| Xining, CN | misses — Mercury passes 44.9′ from the limb at 23:00 | +3° | dusk | ||
| Xi’an, CN | misses — Mercury passes 44.7′ from the limb at 23:07 | +11° | sunset twilight | ||
| Yancheng, CN | misses — Mercury passes 44.4′ from the limb at 23:39 | +24° | daylight, Sun +12° | ||
| Yangjiang, CN | misses — Mercury passes 38.0′ from the limb at 22:48 | +16° | sunset twilight | ||
| Yangzhou, CN | misses — Mercury passes 44.0′ from the limb at 23:34 | +23° | daylight, Sun +11° | ||
| Yantai, CN | misses — Mercury passes 45.9′ from the limb at 23:52 | +23° | daylight, Sun +14° | ||
| Yichang, CN | misses — Mercury passes 43.1′ from the limb at 23:04 | +14° | sunset twilight | ||
| Yinchuan, CN | misses — Mercury passes 46.3′ from the limb at 23:11 | +8° | sunset twilight | ||
| Yiwu, CN | misses — Mercury passes 42.5′ from the limb at 23:29 | +25° | daylight, Sun +11° | ||
| Yixing, CN | misses — Mercury passes 43.5′ from the limb at 23:33 | +24° | daylight, Sun +11° | ||
| Yokohama, JP | misses — Mercury passes 39.8′ from the limb at 01:02 | +36° | daylight, Sun +37° | ||
| Yunfu, CN | misses — Mercury passes 38.7′ from the limb at 22:50 | +16° | sunset twilight | ||
| Zhangjiagang, CN | misses — Mercury passes 43.7′ from the limb at 23:37 | +25° | daylight, Sun +12° | ||
| Zhanjiang, CN | misses — Mercury passes 37.4′ from the limb at 22:43 | +14° | sunset twilight | ||
| Zhaoqing, CN | misses — Mercury passes 38.8′ from the limb at 22:51 | +16° | sunset twilight | ||
| Zhengzhou, CN | misses — Mercury passes 45.1′ from the limb at 23:20 | +16° | daylight, Sun +3° | ||
| Zhongshan, CN | misses — Mercury passes 38.5′ from the limb at 22:52 | +18° | sunset twilight | ||
| Zhuhai, CN | misses — Mercury passes 38.4′ from the limb at 22:52 | +18° | sunset twilight | ||
| Zibo, CN | misses — Mercury passes 45.9′ from the limb at 23:39 | +20° | daylight, Sun +9° | ||
| Zunyi, CN | misses — Mercury passes 40.9′ from the limb at 22:49 | +9° | dusk | ||
How to watch
Method & accuracy
Positions from the JPL DE431 ephemeris (Skyfield), ΔT = 69.1 s, the Moon as a sphere of mean radius 1737.4 km — contact times are therefore ±2 s or so against the true, mountainous limb, and the limit line is drawn from a 1.0° grid (≈10 km). Mercury's own disc (8″ across) is included: partial contacts are the from/to times. The numbers behind this page: mercury-2028-02-23.json. Generated 2026-09-11.