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BOSTON MARATHON 2025

Matthew Callister

Bib: 6388•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 10%
Gender (Male)
#0 / 16105
Top 17%
Masters (Masters Men)
#0 / 10463
Top 6%
Division (M45-49)
#0 / 2386
Top 6%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:01
Rank: #3399
Start → 5K
20:01 | 6:27/mi
10K· 6.21 mi
40:10
Rank: #3503 (-104)
5K → 10K
20:09 | 6:29/mi
15K· 9.32 mi
1:00:20
Rank: #3492 (+11)
10K → 15K
20:10 | 6:29/mi
20K· 12.43 mi
1:20:40
Rank: #3429 (+63)
15K → 20K
20:20 | 6:33/mi
Half· 13.11 mi
1:25:06
Rank: #3443 (-14)
20K → Half
4:26 | 6:30/mi
25K· 15.53 mi
1:41:06
Rank: #3435 (+8)
Half → 25K
16:00 | 6:36/mi
30K· 18.64 mi
2:02:31
Rank: #3469 (-34)
25K → 30K
21:25 | 6:54/mi
20M
2:11:56
Rank: #3451 (+18)
30K → 20M
9:25 | 6:56/mi
21M
2:19:22
Rank: #3484 (-33)
20M → 21M
7:26 | 7:26/mi
35K· 21.75 mi
2:24:29
Rank: #3468 (+16)
21M → 35K
5:07 | 6:50/mi
23M
2:33:00
Rank: #3358 (+110)
35K → 23M
8:31 | 6:48/mi
24M
2:39:28
Rank: #3247 (+111)
23M → 24M
6:28 | 6:28/mi
40K· 24.85 mi
2:45:02
Rank: #3127 (+120)
24M → 40K
5:34 | 6:31/mi
25.2M
2:47:31
Rank: #3072 (+55)
40K → 25.2M
2:29 | 7:12/mi
Finish· 26.22 mi
2:53:44
Rank: #2949 (+123)
25.2M → Finish
6:13 | 6:06/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:25:06
Pace6:29 /mi
2nd Half
Distance13.11 mi
Time1:28:38
Pace6:46 /mi
📊Positive Split: 4.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:24:1020:016:2720:01
6:27
-
10K
6.21 mi10:44:1940:106:2820:09
6:29
+0:02
15K
9.32 mi11:04:291:00:206:2820:10
6:29
0:00
20K
12.43 mi11:24:491:20:406:2920:20
6:33
+0:04
Half
13.11 mi11:29:151:25:066:294:26
6:30
-0:03
25K
15.53 mi11:45:151:41:066:3016:00
6:36
+0:06
30K
18.64 mi12:06:402:02:316:3421:25
6:54
+0:18
20M
20.00 mi12:16:052:11:566:369:25
6:56
+0:02
21M
21.00 mi12:23:312:19:226:387:26
7:26
+0:30
35K
21.75 mi12:28:382:24:296:395:07
6:50
-0:36
23M
23.00 mi12:37:092:33:006:398:31
6:48
-0:02
24M
24.00 mi12:43:372:39:286:396:28
6:28
-0:20
40K
24.85 mi12:49:112:45:026:385:34
6:31
+0:03
25.2M
25.20 mi12:51:402:47:316:392:29
7:12
+0:41
Finish
26.22 mi12:57:532:53:446:386:13
6:06
-1:06

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

6:06 /mi

Average Pace

6:38 /mi

Slowest Pace

7:26 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

6:13

4% of race

Time at Steady Pace

1:53:08

65% of race

Time at Slower Pace

54:23

31% of race

Average Pace: 6:38 /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 mi10:24:1020:016:2720:01
6:27
#3399
10K
6.21 mi10:44:1940:106:2820:09
6:29
#3503
15K
9.32 mi11:04:291:00:206:2820:10
6:29
#3492
20K
12.43 mi11:24:491:20:406:2920:20
6:33
#3429
Half
13.11 mi11:29:151:25:066:294:26
6:30
#3443
25K
15.53 mi11:45:151:41:066:3016:00
6:36
#3435
30K
18.64 mi12:06:402:02:316:3421:25
6:54
#3469
20M
20.00 mi12:16:052:11:566:369:25
6:56
#3451
21M
21.00 mi12:23:312:19:226:387:26
7:26
#3484
35K
21.75 mi12:28:382:24:296:395:07
6:50
#3468
23M
23.00 mi12:37:092:33:006:398:31
6:48
#3358
24M
24.00 mi12:43:372:39:286:396:28
6:28
#3247
40K
24.85 mi12:49:112:45:026:385:34
6:31
#3127
25.2M
25.20 mi12:51:402:47:316:392:29
7:12
#3072
Finish
26.22 mi12:57:532:53:446:386:13
6:06
#2949
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi3399322832283498(Top 12%)3309(Top 21%)3309(Top 139%)
10K6.21 mi3.10 mi3503-1043325-973325-973606(Top 13%)3411(Top 21%)3411(Top 143%)
15K9.32 mi3.11 mi3492+113313+123313+123498(Top 12%)3309(Top 21%)3309(Top 139%)
20K12.43 mi3.11 mi3429+633251+623251+623373(Top 12%)3195(Top 20%)3195(Top 134%)
Half13.11 mi0.68 mi3443-143263-123263-123600(Top 13%)3400(Top 21%)3400(Top 142%)
25K15.53 mi2.42 mi3435+83259+43259+43441(Top 12%)3246(Top 20%)3246(Top 136%)
30K18.64 mi3.11 mi3469-343282-233282-234019(Top 14%)3703(Top 23%)3703(Top 155%)
20M20.00 mi1.36 mi3451+183263+193263+193655(Top 13%)3361(Top 21%)3361(Top 141%)
21M21.00 mi1.00 mi3484-333289-263289-264248(Top 15%)3806(Top 24%)3806(Top 160%)
35K21.75 mi0.75 mi3468+163274+153274+154284(Top 15%)3813(Top 24%)3813(Top 160%)
23M23.00 mi1.25 mi3358+1103167+1073167+1072694(Top 9%)2477(Top 15%)2477(Top 104%)
24M24.00 mi1.00 mi3247+1113062+1053062+1051916(Top 7%)1778(Top 11%)1778(Top 75%)
40K24.85 mi0.85 mi3127+1202950+1122950+1121637(Top 6%)1513(Top 9%)1513(Top 63%)
25.2M25.20 mi0.35 mi3072+552896+542896+542126(Top 7%)1915(Top 12%)1915(Top 80%)
Finish26.22 mi1.02 mi2949+1232784+1122784+1121202(Top 4%)1125(Top 7%)1125(Top 47%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 12%
×21stories
+97ft-345ft

Overall

3498

Males

3309

M45-49

3309

5K→10K

3.1 - 6.2 mi

Top 13%
×5stories
+79ft-138ft

Overall

3606

Males

3411

M45-49

3411

10K→15K

6.2 - 9.3 mi

Top 12%
×3stories
+67ft-78ft

Overall

3498

Males

3309

M45-49

3309

15K→20K

9.3 - 12.4 mi

Top 12%
×5stories
+106ft-86ft

Overall

3373

Males

3195

M45-49

3195

20K→Half

12.4 - 13.1 mi

Top 13%
×2stories
+19ft-37ft

Overall

3600

Males

3400

M45-49

3400

Half→25K

13.1 - 15.5 mi

Top 12%
×4stories
+66ft-88ft

Overall

3441

Males

3246

M45-49

3246

25K→30K

15.5 - 18.6 mi

Top 14%
×9stories
+181ft-148ft

Overall

4019

Males

3703

M45-49

3703

30K→20M

18.6 - 20.0 mi

Top 13%
×5stories
+64ft-50ft

Overall

3655

Males

3361

M45-49

3361

20M→21M

20.0 - 21.0 mi

Top 15%
×8stories
+106ft-24ft

Overall

4248

Males

3806

M45-49

3806

21M→35K

21.0 - 21.8 mi

Top 15%
×7stories
+17ft-86ft

Overall

4284

Males

3813

M45-49

3813

35K→23M

21.8 - 23.0 mi

Top 9%
×5stories
+23ft-63ft

Overall

2694

Males

2477

M45-49

2477

23M→24M

23.0 - 24.0 mi

Top 7%
×6stories
+12ft-82ft

Overall

1916

Males

1778

M45-49

1778

24M→40K

24.0 - 24.9 mi

Top 6%
×1story
+6ft-20ft

Overall

1637

Males

1513

M45-49

1513

40K→25.2M

24.9 - 25.2 mi

Top 7%
×1story
+13ft-16ft

Overall

2126

Males

1915

M45-49

1915

25.2M→Finish

25.2 - 26.2 mi

Top 4%
×2stories
+22ft-21ft

Overall

1202

Males

1125

M45-49

1125

Passing Analysis

Category:
Athletes Passed
1198
Passed By
748
Net Change
+450
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#3399
5K → 10K85189-104#3399#3503
10K → 15K10392+11#3503#3492
15K → 20K13976+63#3492#3429
20K → Half923-14#3429#3443
Half → 25K7163+8#3443#3435
25K → 30K104138-34#3435#3469
30K → 20M6850+18#3469#3451
20M → 21M3972-33#3451#3484
21M → 35K4125+16#3484#3468
35K → 23M12212+110#3468#3358
23M → 24M1154+111#3358#3247
24M → 40K1222+120#3247#3127
40K → 25.2M561+55#3127#3072
25.2M → Finish1241+123#3072#2949
TOTALS1198748+450
📊

Passing Visuals

Category:
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🔥Passing Intensity

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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