The U.S.S. Mohican dropped anchor in Hanga Roa Bay on the west coast of Easter Island, on December 18th, 1886, and left at 7 a.m. on December 31st. The lunar calendar collected by Thomson covers a period November 27th to December 26th. Note how the month had only 29 nights at the time of Thomson's visit (missing is Hiro).
| Kokore tahi (first Kokore) | November 27 | Kokore toru (third Kokore) | December 13 | |
| Kokore rua (second Kokore) | November 28 | Kokore hâ (fourth Kokore) | December 14 | |
| Kokore toru (third Kokore) | November 29 | Kokore rima (fifth Kokore) | December 15 | |
| Kokore hâ (fourth Kokore) | November 30 | Tapume | December 16 | |
| Kokore rima (fifth Kokore) | December 1 | Matua | December 17 | |
| Kokore ono (sixth Kokore) | December 2 | Orongo, last quarter | December 18 | |
| Maharu, first quarter | December 3 | Orongo taane | December 19 | |
| Ohua | December 4 | Mauri nui | December 20 | |
| Otua | December 5 | Mauri Kero | December 21 | |
| Ohotu | December 6 | Omutu | December 22 | |
| Maure | December 7 | Tueo | December 23 | |
| Ina-ira | December 8 | Oata | December 24 | |
| Rakau | December 9 | Oari, new moon | December 25 | |
| Omotohi, full moon | December 10 | Kokore tahi (first Kokore) | December 26 | |
| Kokore tahi (first Kokore) | December 11 | |||
| Kokore rua (second Kokore) | December 12 |