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BOSTON MARATHON 2025

Thomas Theakanath

Bib: 17408•M

CA

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Division (M55-59)
#0 / 1648
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
8:05/mi
25:07
↑ 97↓ 3451.5%
10K· 6.21 mi
7:55/mi
49:43
↑ 79↓ 1380.4%
15K· 9.32 mi
7:53/mi
1:14:13
↑ 67↓ 78
20K· 12.43 mi
8:10/mi
1:39:36
↑ 106↓ 860.1%
Half· 13.11 mi
8:14/mi
1:45:13
↑ 19↓ 370.5%
25K· 15.53 mi
8:38/mi
2:06:10
↑ 66↓ 880.2%
30K· 18.64 mi
9:22/mi
2:35:17
↑ 181↓ 1480.2%
20M
9:46/mi
2:48:34
↑ 64↓ 500.2%
21M
10:57/mi
2:59:31
↑ 106↓ 241.6%
35K· 21.75 mi
9:09/mi
3:06:22
↑ 17↓ 861.7%
23M
9:54/mi
3:18:46
↑ 23↓ 630.6%
24M
9:44/mi
3:28:30
↓ 821.3%
40K· 24.85 mi
10:15/mi
3:37:16
↓ 200.3%
25.2M
12:05/mi
3:41:26
↑ 13↓ 160.2%
Finish· 26.22 mi
9:49/mi
3:51:26
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:45:13
Pace8:02 /mi
2nd Half
Distance13.11 mi
Time2:06:13
Pace9:38 /mi
📊Positive Split: 20.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:15:2525:078:0525:07
8:05
-
10K
6.21 mi11:40:0149:438:0024:36
7:55
-0:10
15K
9.32 mi12:04:311:14:137:5824:30
7:53
-0:02
20K
12.43 mi12:29:541:39:368:0125:23
8:10
+0:17
Half
13.11 mi12:35:311:45:138:025:37
8:14
+0:04
25K
15.53 mi12:56:282:06:108:0720:57
8:38
+0:24
30K
18.64 mi13:25:352:35:178:2029:07
9:22
+0:44
20M
20.00 mi13:38:522:48:348:2613:17
9:46
+0:24
21M
21.00 mi13:49:492:59:318:3310:57
10:57
+1:11
35K
21.75 mi13:56:403:06:228:346:51
9:09
-1:48
23M
23.00 mi14:09:043:18:468:3912:24
9:54
+0:45
24M
24.00 mi14:18:483:28:308:419:44
9:44
-0:10
40K
24.85 mi14:27:343:37:168:448:46
10:15
+0:31
25.2M
25.20 mi14:31:443:41:268:474:10
12:05
+1:50
Finish
26.22 mi14:41:443:51:268:5010:00
9:49
-2:16

Checkpoints & Pacing

📈Pace Line

Pace Progression

Track your pace changes throughout the race. Dot colors mark your quickest to easiest segments, relative to your own pace.

Fastest Pace

7:53 /mi

Average Pace

8:50 /mi

Slowest Pace

12:05 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:06:10

55% of race

Time at Steady Pace

1:21:23

35% of race

Time at Slower Pace

23:53

10% of race

Average Pace: 8:50 /mi

Loading chart...
Faster pace (< avg)
Steady pace (≈ avg)
Slower pace (> avg)

🎨Heatmap

Pace Heatmap

Where you sped up and eased off relative to your own pace across the race. Colors are relative to your own range, not to other runners.

Loading...
0mi6.6mi13.1mi19.7mi26.2mi
Pace:
Faster
Steady
Slower

Click or hover over segments to see details

✨Sparklines

Checkpoint Splits with Pace Trends

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi11:15:2525:078:0525:07
8:05
#17245
10K
6.21 mi11:40:0149:438:0024:36
7:55
#16517
15K
9.32 mi12:04:311:14:137:5824:30
7:53
#16029
20K
12.43 mi12:29:541:39:368:0125:23
8:10
#16048
Half
13.11 mi12:35:311:45:138:025:37
8:14
#16141
25K
15.53 mi12:56:282:06:108:0720:57
8:38
#16464
30K
18.64 mi13:25:352:35:178:2029:07
9:22
#17019
20M
20.00 mi13:38:522:48:348:2613:17
9:46
#17319
21M
21.00 mi13:49:492:59:318:3310:57
10:57
#17682
35K
21.75 mi13:56:403:06:228:346:51
9:09
#17729
23M
23.00 mi14:09:043:18:468:3912:24
9:54
#17931
24M
24.00 mi14:18:483:28:308:419:44
9:44
#18079
40K
24.85 mi14:27:343:37:168:448:46
10:15
#18258
25.2M
25.20 mi14:31:443:41:268:474:10
12:05
#18405
Finish
26.22 mi14:41:443:51:268:5010:00
9:49
#18628
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi17245113091130915127(Top 53%)10428(Top 65%)10428(Top 633%)
10K6.21 mi3.10 mi16517+72811025+28411025+28415797(Top 56%)10741(Top 67%)10741(Top 652%)
15K9.32 mi3.11 mi16029+48810822+20310822+20315127(Top 53%)10428(Top 65%)10428(Top 633%)
20K12.43 mi3.11 mi16048-1910821+110821+116107(Top 57%)10788(Top 67%)10788(Top 655%)
Half13.11 mi0.68 mi16141-9310852-3110852-3117460(Top 61%)11399(Top 71%)11399(Top 692%)
25K15.53 mi2.42 mi16464-32310976-12410976-12418041(Top 64%)11542(Top 72%)11542(Top 700%)
30K18.64 mi3.11 mi17019-55511141-16511141-16519421(Top 68%)12021(Top 75%)12021(Top 729%)
20M20.00 mi1.36 mi17319-30011232-9111232-9120198(Top 71%)12230(Top 76%)12230(Top 742%)
21M21.00 mi1.00 mi17682-36311372-14011372-14021237(Top 75%)12602(Top 78%)12602(Top 765%)
35K21.75 mi0.75 mi17729-4711380-811380-818960(Top 67%)11474(Top 71%)11474(Top 696%)
23M23.00 mi1.25 mi17931-20211425-4511425-4520151(Top 71%)11971(Top 74%)11971(Top 726%)
24M24.00 mi1.00 mi18079-14811471-4611471-4620482(Top 72%)12084(Top 75%)12084(Top 733%)
40K24.85 mi0.85 mi18258-17911520-4911520-4921225(Top 75%)12389(Top 77%)12389(Top 752%)
25.2M25.20 mi0.35 mi18405-14711576-5611576-5623372(Top 82%)13452(Top 84%)13452(Top 816%)
Finish26.22 mi1.02 mi18628-22311660-8411660-8422309(Top 79%)12921(Top 80%)12921(Top 784%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 53%
×21story building
+97ft-345ft

Overall

15127

Males

10428

M55-59

10428

5K→10K

3.1 - 6.2 mi

Top 56%
×5story building
+79ft-138ft

Overall

15797

Males

10741

M55-59

10741

10K→15K

6.2 - 9.3 mi

Top 53%
×3story building
+67ft-78ft

Overall

15127

Males

10428

M55-59

10428

15K→20K

9.3 - 12.4 mi

Top 57%
×5story building
+106ft-86ft

Overall

16107

Males

10788

M55-59

10788

20K→Half

12.4 - 13.1 mi

Top 61%
×2story building
+19ft-37ft

Overall

17460

Males

11399

M55-59

11399

Half→25K

13.1 - 15.5 mi

Top 64%
×4story building
+66ft-88ft

Overall

18041

Males

11542

M55-59

11542

25K→30K

15.5 - 18.6 mi

Top 68%
×9story building
+181ft-148ft

Overall

19421

Males

12021

M55-59

12021

30K→20M

18.6 - 20.0 mi

Top 71%
×5story building
+64ft-50ft

Overall

20198

Males

12230

M55-59

12230

20M→21M

20.0 - 21.0 mi

Top 75%
×8story building
+106ft-24ft

Overall

21237

Males

12602

M55-59

12602

21M→35K

21.0 - 21.8 mi

Top 67%
×7story building
+17ft-86ft

Overall

18960

Males

11474

M55-59

11474

35K→23M

21.8 - 23.0 mi

Top 71%
×5story building
+23ft-63ft

Overall

20151

Males

11971

M55-59

11971

23M→24M

23.0 - 24.0 mi

Top 72%
×6story building
+12ft-82ft

Overall

20482

Males

12084

M55-59

12084

24M→40K

24.0 - 24.9 mi

Top 75%
×1story
+6ft-20ft

Overall

21225

Males

12389

M55-59

12389

40K→25.2M

24.9 - 25.2 mi

Top 82%
×1story
+13ft-16ft

Overall

23372

Males

13452

M55-59

13452

25.2M→Finish

25.2 - 26.2 mi

Top 79%
×2story building
+22ft-21ft

Overall

22309

Males

12921

M55-59

12921

Passing Analysis

Category:
Athletes Passed
2003
Passed By
3386
Net Change
-1383
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#17245
5K → 10K80880+728#17245#16517
10K → 15K52941+488#16517#16029
15K → 20K193212-19#16029#16048
20K → Half12105-93#16048#16141
Half → 25K75398-323#16141#16464
25K → 30K101656-555#16464#17019
30K → 20M46346-300#17019#17319
20M → 21M38401-363#17319#17682
21M → 35K4794-47#17682#17729
35K → 23M65267-202#17729#17931
23M → 24M40188-148#17931#18079
24M → 40K29208-179#18079#18258
40K → 25.2M2149-147#18258#18405
25.2M → Finish18241-223#18405#18628
TOTALS20033386-1383
📊

Passing Visuals

Category:
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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing