EDIT: Had some old code in place so things were way higher values than they were meant to be (doubled). Please don't hate me too much lol.
Maximum Daily Experience: 1,056,000 XP
Bonus Objective (1,700 XP)
Bonus Objective (2,200 XP)
Box the Final Frontier: Built Set Quickly (1,100 XP)
Box the Final Frontier: Participation (6,700 XP)
Box the Final Frontier: Victory (11,600 XP)
Build Radar Grid: Gold (3,500 XP)
Build Radar Grid: Participation (7,200 XP)
Build Radar Grid: Platinum (4,400 XP)
Build Radar Grid: Victory (15,400 XP)
Build the Memorial: Participation (2,200 XP)
Build the Memorial: Victory (7,700 XP)
Buildasaurus Rex: Participation (2,200 XP)
Buildasaurus Rex: Victory (7,700 XP)
Building Badge (700 XP)
Built the Dino Quickly (4,300 XP)
Built the Memorial Quickly (1,200 XP)
Combat Badge (700 XP)
Deliver The Bomb: Bonus Find Objective (1,100 XP)
Deliver The Bomb: Bonus Half Health (2,300 XP)
Deliver The Bomb: Fail Bomb Lost (6,600 XP)
Deliver The Bomb: Fail Final Defense (9,900 XP)
Deliver The Bomb: Victory (16,400 XP)
Deploy the Probe: Participation (5,900 XP)
Deploy the Probe: Victory (13,800 XP)
Destroy The Encampments: All Encampments Destroyed! (9,400 XP)
Destroy The Encampments: Annihilator (4,400 XP)
Destroy The Encampments: Camp Crasher (3,400 XP)
Destroy The Encampments: Encampment Executioner (4,100 XP)
Destroy The Encampments: Encampments still active! (6,300 XP)
Destroy The Encampments: Husk Shucker (3,900 XP)
Destroy the Meteor: No Laser Lost (1,900 XP)
Destroy the Meteor: Participation (3,900 XP)
Destroy the Meteor: Victory (14,100 XP)
Eliminate And Collect:Bonus Objective 1 (550 XP)
Eliminate And Collect:Bronze Victory (5,500 XP)
Eliminate And Collect:Gold Victory (7,700 XP)
Eliminate And Collect:Participation (4,400 XP)
Eliminate And Collect:Platinum Victory (8,800 XP)
Eliminate And Collect:Silver Victory (6,600 XP)
Endurance: Wave 1 (1,100 XP)
Endurance: Wave 10 (36,300 XP)
Endurance: Wave 11 (40,700 XP)
Endurance: Wave 12 (45,100 XP)
Endurance: Wave 13 (49,500 XP)
Endurance: Wave 14 (55,000 XP)
Endurance: Wave 15 (60,000 XP)
Endurance: Wave 16 (64,900 XP)
Endurance: Wave 17 (70,400 XP)
Endurance: Wave 18 (75,900 XP)
Endurance: Wave 19 (82,000 XP)
Endurance: Wave 2 (3,300 XP)
Endurance: Wave 20 (88,000 XP)
Endurance: Wave 21 (94,600 XP)
Endurance: Wave 22 (101,200 XP)
Endurance: Wave 23 (107,800 XP)
Endurance: Wave 24 (114,400 XP)
Endurance: Wave 25 (121,600 XP)
Endurance: Wave 26 (129,300 XP)
Endurance: Wave 27 (137,000 XP)
Endurance: Wave 28 (144,700 XP)
Endurance: Wave 29 (152,900 XP)
Endurance: Wave 3 (6,600 XP)
Endurance: Wave 30 (161,200 XP)
Endurance: Wave 4 (10,500 XP)
Endurance: Wave 5 (15,400 XP)
Endurance: Wave 6 (20,900 XP)
Endurance: Wave 7 (24,800 XP)
Endurance: Wave 8 (28,100 XP)
Endurance: Wave 9 (32,500 XP)
Evacuate the Shelter: Participation (950 XP)
Evacuate the Shelter: Shelter Above Half Health (2,800 XP)
Evacuate the Shelter: Shelter Evacuated (14,300 XP)
Exploration Badge (700 XP)
Explore the Mist: Participation (9,900 XP)
Explore the Mist: Perfect Data (2,200 XP)
Explore the Mist: Victory (20,900 XP)
Fight the Gunslinger: Blackboot Ayers Lives! (5,900 XP)
Fight the Gunslinger: Defeated Blackboot Ayers! (3,700 XP)
Fight the Storm: Double Down (16,000 XP)
Fight the Storm: Four Score (18,700 XP)
Fight the Storm: Participation (6,200 XP)
Fight the Storm: Triple Tap (18,400 XP)
Fight the Storm: Victory (11,600 XP)
Final Rehearsal: Participation (4,400 XP)
Final Rehearsal: Perfect Rehearsal (2,200 XP)
Final Rehearsal: Victory (9,900 XP)
Found the Landing Zone (1,700 XP)
Fright Maze: Bonus (1,100 XP)
Fright Maze: Participation (4,400 XP)
Fright Maze: Victory (7,700 XP)
Frostnite: Wave 1 (6,600 XP)
Frostnite: Wave 10 (51,700 XP)
Frostnite: Wave 11 (56,700 XP)
Frostnite: Wave 12 (62,200 XP)
Frostnite: Wave 13 (68,800 XP)
Frostnite: Wave 14 (74,300 XP)
Frostnite: Wave 15 (80,300 XP)
Frostnite: Wave 16 (88,000 XP)
Frostnite: Wave 17 (93,500 XP)
Frostnite: Wave 18 (104,500 XP)
Frostnite: Wave 19 (111,100 XP)
Frostnite: Wave 2 (11,600 XP)
Frostnite: Wave 20 (113,900 XP)
Frostnite: Wave 3 (18,200 XP)
Frostnite: Wave 4 (23,100 XP)
Frostnite: Wave 5 (27,500 XP)
Frostnite: Wave 6 (32,500 XP)
Frostnite: Wave 7 (37,400 XP)
Frostnite: Wave 8 (41,800 XP)
Frostnite: Wave 9 (46,200 XP)
Haunted Hotel Final Night: Bonus Objective (2,200 XP)
Haunted Hotel Final Night: Participation (5,600 XP)
Haunted Hotel Final Night: Victory (9,900 XP)
Haunted Hotel Night 1: Participation (6,600 XP)
Haunted Hotel Night 1: Victory (16,500 XP)
Hit the Road: Bridge Out (5,500 XP)
Hit the Road: Feelin' Blu (5,500 XP)
Hit the Road: Infestation (5,500 XP)
Hit the Road: Minor Delay (5,500 XP)
Hit the Road: Overheat (5,500 XP)
Hit the Road: Participation (5,000 XP)
Hit the Road: Pit Stop (5,500 XP)
Hit the Road: Record Dash (5,500 XP)
Hit the Road: Signal Boost (5,500 XP)
Hit the Road: Strangelands (5,500 XP)
Hit the Road: Victory (11,000 XP)
Hit the Road: Victory (18,700 XP)
Holly Jolly Ransom: Participation (6,600 XP)
Holly Jolly Ransom: Victory (16,000 XP)
Inferno: All Keys Collected (700 XP)
Inferno: Boss Defeated (5,500 XP)
Inferno: Lower Floors Completed (2,400 XP)
Inferno: Middle Floors Completed (2,100 XP)
Inferno: Upper Floors Completed (1,700 XP)
Labyrinth: All Keys Collected (1,100 XP)
Labyrinth: Boss Defeated (4,300 XP)
Labyrinth: Lower Floors Completed (2,200 XP)
Labyrinth: Middle Floors Completed (1,800 XP)
Labyrinth: Upper Floors Completed (1,400 XP)
Launch The Rocket: Participation (6,400 XP)
Launch The Rocket: Stage 1 (2,000 XP)
Launch The Rocket: Stage 2 (2,200 XP)
Launch The Rocket: Stage 3 (2,500 XP)
Launch The Rocket: Victory (15,000 XP)
Pirate's Cove: Participation (7,200 XP)
Pirate's Cove: Victory (14,300 XP)
Protect the Presents:Bronze Victory (9,300 XP)
Protect the Presents:Gold Victory (12,400 XP)
Protect the Presents:Participation (5,100 XP)
Protect the Presents:Platinum Victory (14,000 XP)
Protect the Presents:Silver Victory (10,900 XP)
Refuel Home Base: Bonus Collect Tanks Quickly (2,200 XP)
Refuel Home Base:Bronze Victory (13,200 XP)
Refuel Home Base:Gold Victory (17,600 XP)
Refuel Home Base:Participation (7,800 XP)
Refuel Home Base:Platinum Victory (19,800 XP)
Refuel Home Base:Silver Victory (15,400 XP)
Repair The Shelter: Shelter Successfully Repaired! (20,100 XP)
Repair The Shelter: The Shelter was Destroyed! (7,400 XP)
Rescue the Survivors: Evacuation Expert (10,700 XP)
Rescue the Survivors: Humanitarian (9,900 XP)
Rescue the Survivors: Life Preserver (9,100 XP)
Rescue the Survivors: Participation (7,800 XP)
Rescue the Survivors: Rescue Rookie (8,300 XP)
Rescue the Survivors: Victory (9,900 XP)
Research Lab Complete! (13,200 XP)
Research Lab: Participation (5,000 XP)
Resupply: Map Type Bonus Objective (550 XP)
Resupply: Participation (4,100 XP)
Resupply: Victory (8,500 XP)
Retrieve the Data: 25% Files Recovered (11,000 XP)
Retrieve the Data: 50% Files Recovered (12,100 XP)
Retrieve the Data: 75% Files Recovered (13,200 XP)
Retrieve the Data: All Files Recovered (14,300 XP)
Retrieve the Data: Participation (3,300 XP)
Ride The Lightning: Van Launched! (13,800 XP)
Ride The Lightning: Van Stage 1 (1,400 XP)
Ride The Lightning: Van Stage 2 (2,100 XP)
Ride The Lightning: We Lost the Van! (4,200 XP)
Scan the Comet: No Scanner Lost (1,600 XP)
Scan the Comet: Participation (5,500 XP)
Scan the Comet: Victory (13,200 XP)
Shared Bonus Objective For Eliminate & Collect and Resupply Missions (550 XP)
Speed Run (1,500 XP)
Speed Run (1,800 XP)
Speed Run (1,900 XP)
Stabilize the Rift: No Laser Lost (1,000 XP)
Stabilize the Rift: Participation (4,400 XP)
Stabilize the Rift: Victory (7,700 XP)
Storm King: Participation (1,000 XP)
Storm King: Victory (6,500 XP)
Storm Shield: Building Health Over 80% (1,800 XP)
Storm Shield: Building Health Over 80% (2,200 XP)
Storm Shield: Building Health Over 80% (2,300 XP)
Storm Shield: Building Health Over 80% (3,000 XP)
Storm Shield: Defense 1 (11,300 XP)
Storm Shield: Defense 1 (6,100 XP)
Storm Shield: Defense 1 (9,400 XP)
Storm Shield: Defense 1 (9,400 XP)
Storm Shield: Defense 10 (28,600 XP)
Storm Shield: Defense 10 (29,700 XP)
Storm Shield: Defense 10 (29,700 XP)
Storm Shield: Defense 10 (38,300 XP)
Storm Shield: Defense 2 (11,000 XP)
Storm Shield: Defense 2 (13,200 XP)
Storm Shield: Defense 2 (13,200 XP)
Storm Shield: Defense 2 (18,700 XP)
Storm Shield: Defense 3 (12,100 XP)
Storm Shield: Defense 3 (14,300 XP)
Storm Shield: Defense 3 (14,300 XP)
Storm Shield: Defense 3 (19,600 XP)
Storm Shield: Defense 4 (14,900 XP)
Storm Shield: Defense 4 (15,400 XP)
Storm Shield: Defense 4 (16,000 XP)
Storm Shield: Defense 4 (20,600 XP)
Storm Shield: Defense 5 (17,600 XP)
Storm Shield: Defense 5 (18,200 XP)
Storm Shield: Defense 5 (19,800 XP)
Storm Shield: Defense 5 (21,600 XP)
Storm Shield: Defense 6 (19,800 XP)
Storm Shield: Defense 6 (19,800 XP)
Storm Shield: Defense 6 (22,600 XP)
Storm Shield: Defense 6 (22,600 XP)
Storm Shield: Defense 7 (22,000 XP)
Storm Shield: Defense 7 (22,000 XP)
Storm Shield: Defense 7 (23,700 XP)
Storm Shield: Defense 7 (24,100 XP)
Storm Shield: Defense 8 (23,700 XP)
Storm Shield: Defense 8 (24,200 XP)
Storm Shield: Defense 8 (25,900 XP)
Storm Shield: Defense 8 (32,400 XP)
Storm Shield: Defense 9 (26,400 XP)
Storm Shield: Defense 9 (26,400 XP)
Storm Shield: Defense 9 (28,100 XP)
Storm Shield: Defense 9 (34,400 XP)
Survive the Night: 200 Husks Eliminated! (550 XP)
Survive the Night: 350 Husks Eliminated! (900 XP)
Survive the Night: Night Survived! (7,200 XP)
Survive the Night: No Downs! (550 XP)
Survive the Night: Participation (5,500 XP)
Survive the Night: Takers Hunted! (900 XP)
Test the Suit: Successfully Tested the Exosuit! (9,900 XP)
Test the Suit: The Exosuit was destroyed!! (4,400 XP)
The Crypts: All Keys Collected (750 XP)
The Crypts: Boss Defeated (8,400 XP)
The Crypts: Lower Floors Completed (2,700 XP)
The Crypts: Middle Floors Completed (2,300 XP)
The Crypts: Upper Floors Completed (1,900 XP)
The Grotto: All Keys Collected (850 XP)
The Grotto: Boss Defeated (8,300 XP)
The Grotto: Lower Floors Completed (2,900 XP)
The Grotto: Middle Floors Completed (2,500 XP)
The Grotto: Upper Floors Completed (2,100 XP)
The Lab: All Keys Collected (1,400 XP)
The Lab: Boss Defeated (9,100 XP)
The Lab: Lower Floors Completed (3,300 XP)
The Lab: Middle Floors Completed (2,900 XP)
The Lab: Upper Floors Completed (2,400 XP)
Trap The Storm: Participation (4,100 XP)
Trap The Storm: Storm Successfully Trapped! (18,700 XP)
Tutorial: Victory (13,800 XP)
Utility Badge (700 XP)
Vinderman Mansion: Bonus (2,800 XP)
Vinderman Mansion: Participation (4,500 XP)
Vinderman Mansion: Victory (15,400 XP)
Walk The Plank: Bonus (650 XP)
Walk The Plank: Participation (5,500 XP)
Walk The Plank: Victory (9,900 XP)
Wargames: Challenge Complete (1,500 XP)
Wargames: Victory (12,700 XP)
Yarrr's Return: Participation (6,200 XP)
Yarrr's Return: Victory (13,200 XP)
Source: https://www.reddit.com/r/FORTnITE/comments/t46zbf/1940_stw_accolade_xp_values_for_battle_royale/