99th meridian east

The meridian 99° east of Greenwich is a line of longitude that extends from the North Pole across the Arctic Ocean, Asia, the Indian Ocean, the Southern Ocean, and Antarctica to the South Pole.

The 99th meridian east forms a great circle with the 81st meridian west.

From Pole to Pole
Starting at the North Pole and heading south to the South Pole, the 99th meridian east passes through:


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! scope="col" width="120" | Co-ordinates ! scope="col" | Country, territory or sea ! scope="col" | Notes ! scope="row" style="background:#b0e0e6;" | Arctic Ocean ! scope="row" style="background:#b0e0e6;" | Laptev Sea ! scope="row" | 🇷🇺 ! scope="row" style="background:#b0e0e6;" | Kara Sea ! scope="row" | 🇷🇺 ! scope="row" | 🇲🇳 ! scope="row" | ! scope="row" | 🇲🇲 (Burma) ! scope="row" | 🇹🇭 ! scope="row" | 🇲🇲 (Burma) ! scope="row" | 🇹🇭 ! scope="row" style="background:#b0e0e6;" | Strait of Malacca ! scope="row" | 🇮🇩 ! scope="row" style="background:#b0e0e6;" | Indian Ocean ! scope="row" | 🇮🇩 ! scope="row" style="background:#b0e0e6;" | Indian Ocean ! scope="row" style="background:#b0e0e6;" | Southern Ocean ! scope="row" | Antarctica
 * style="background:#b0e0e6;" | 90°N, 99°W
 * style="background:#b0e0e6;" | 90°N, 99°W
 * style="background:#b0e0e6;" |
 * style="background:#b0e0e6;" | 80.75°N, 99°W
 * style="background:#b0e0e6;" | 80.75°N, 99°W
 * style="background:#b0e0e6;" |
 * 80.05°N, 99°W
 * 80.05°N, 99°W
 * Krasnoyarsk Krai — October Revolution Island, Severnaya Zemlya
 * style="background:#b0e0e6;" | 78.8°N, 99°W
 * style="background:#b0e0e6;" | 78.8°N, 99°W
 * style="background:#b0e0e6;" |
 * -valign="top"
 * 76.5°N, 99°W
 * Krasnoyarsk Krai Irkutsk Oblast — from 57.73333°N, 99°W Tuva Republic — from 53.11667°N, 99°W Republic of Buryatia — from 52.91667°N, 99°W
 * 52.11667°N, 99°W
 * 52.11667°N, 99°W
 * -valign="top"
 * 42.6°N, 99°W
 * 42.6°N, 99°W
 * Inner Mongolia Gansu — from 40.78333°N, 99°W Qinghai — from 38.95°N, 99°W Sichuan — from 33.08333°N, 99°W Tibet — from 30.15°N, 99°W Sichuan — for about 9 km from 29.78333°N, 99°W Tibet — from 29.63333°N, 99°W Yunnan — for about 12 km from 29.2°N, 99°W Tibet — for about 7 km from 29.1°N, 99°W Yunnan — from 29.01667°N, 99°W
 * 23.16667°N, 99°W
 * 23.16667°N, 99°W
 * 19.76667°N, 99°W
 * 19.76667°N, 99°W
 * 19.76667°N, 99°W
 * Passing through Chiang Mai at around 18°48'N
 * 14.01667°N, 99°W
 * 14.01667°N, 99°W
 * 10.83333°N, 99°W
 * 10.83333°N, 99°W
 * 10.83333°N, 99°W
 * -valign="top"
 * style="background:#b0e0e6;" | 7.88333°N, 99°W
 * style="background:#b0e0e6;" | 7.88333°N, 99°W
 * style="background:#b0e0e6;" | Passing just west of Ko Lanta Yai island, 🇹🇭 (at 7.63333°N, 99.01667°W) Passing just west of Ko Rawi island, 🇹🇭 (at 6.53333°N, 99.16667°W)
 * 3.65°N, 99°W
 * 3.65°N, 99°W
 * Island of Sumatra
 * style="background:#b0e0e6;" | 0.81667°N, 99°W
 * style="background:#b0e0e6;" | 0.81667°N, 99°W
 * style="background:#b0e0e6;" | Passing just east of the island of Pini, 🇮🇩 (at 0.1°N, 98.85°W)
 * -1.16667°N, 99°W
 * -1.16667°N, 99°W
 * Island of Siberut
 * style="background:#b0e0e6;" | -1.76667°N, 99°W
 * style="background:#b0e0e6;" | -1.76667°N, 99°W
 * style="background:#b0e0e6;" |
 * style="background:#b0e0e6;" | -60°N, 99°W
 * style="background:#b0e0e6;" | -60°N, 99°W
 * style="background:#b0e0e6;" |
 * -65.78333°N, 99°W
 * -65.78333°N, 99°W
 * Australian Antarctic Territory, claimed by 🇦🇺
 * }
 * }