There are 7 lore entries on the Republic faction planet Tython. Four are required for the Loremaster of Tython achievement, and three are class specific.
The Jedi Consular Holocron codex entry obtained from a conversation.
Codex type: Lore
Codex location: Tython: Jedi Temple
Codex coordinates: -331, -562
Faction: Republic
Class: Jedi Consular
Associated Achievement: Loremaster of Tython
Special Requirements: You must progress the mission 'The Path of a Jedi' to gain access to this codex entry, this codex entry is obtained at the same time as Padawan
The Jedi Knight Holocron codex entry obtained from a conversation.
Codex type: Lore
Codex location: Tython: Ancient Shrine
Codex coordinates: -743, -169
Faction: Republic
Class: Jedi Knight
Associated Achievement: Loremaster of Tython
Special Requirements: You must progress the mission 'Enemy Force' to gain access to this codex entry
The Jedi Consular Jedi Weapons codex entry obtained from a conversation.
Codex type: Lore
Codex location: Tython: The Ancient Forge
Codex coordinates: 16, 1570
Faction: Republic
Class: Jedi Consular
Associated Achievement: Loremaster of Tython
Special Requirements: You must progress the mission 'Forged Lightsaber' to gain access to this codex entry
The Jedi Knight Jedi Weapons codex entry obtained from a conversation.
Codex type: Lore
Codex location: Tython: The Ancient Forge
Codex coordinates: -237, 1546
Faction: Republic
Class: Jedi Knight
Associated Achievement: Loremaster of Tython
Special Requirements: You must progress the mission 'Weapon of the Jedi' to gain access to this codex entry
The Malachor Three codex entry obtained from a conversation.
Codex type: Lore
Codex location: Tython: Jedi Temple: Level 2
Codex coordinates: -423, -443
Faction: Republic
Class: Jedi Consular
Associated Achievement: None
Special Requirements: You must progress the mission 'A Return Home' to gain access to this codex entry
The Rebuilding the Jedi Order codex entry chair.
Codex type: Lore
Codex location: Tython: Jedi Temple
Codex coordinates: -428, -507
Faction: Republic
Class: Jedi Consular - Jedi Knight - Smuggler - Trooper
Associated Achievement: Loremaster of Tython
The Rediscovering Tython codex entry plaque.
Codex type: Lore
Codex location: Tython
Codex coordinates: 114, -857
Faction: Republic
Class: Jedi Consular - Jedi Knight - Smuggler - Trooper
Associated Achievement: Loremaster of Tython
This codex is under construction.
The Principles of Rajivari codex entry obtained from a conversation.
Codex type: Lore
Codex location: Tython: Jedi Temple
Codex coordinates: -327, -562
Faction: Republic
Class: Jedi Consular
Associated Achievement: None
Special Requirements: You must progress the mission 'The Footsteps of the Fallen' to gain access to this codex entry