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BOSTON MARATHON 2025

Christopher Burkholder

Bib: 9185•M

CO

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 25%
Gender (Male)
#0 / 16105
Top 38%
Masters (Masters Men)
#0 / 10463
Top 24%
Division (M40-44)
#0 / 2247
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:22
Rank: #6882
Start → 5K
21:22 | 6:53/mi
10K· 6.21 mi
42:07
Rank: #6079 (+803)
5K → 10K
20:45 | 6:41/mi
15K· 9.32 mi
1:02:54
Rank: #5683 (+396)
10K → 15K
20:47 | 6:41/mi
20K· 12.43 mi
1:24:12
Rank: #5717 (-34)
15K → 20K
21:18 | 6:51/mi
Half· 13.11 mi
1:28:47
Rank: #5701 (+16)
20K → Half
4:35 | 6:43/mi
25K· 15.53 mi
1:45:31
Rank: #5650 (+51)
Half → 25K
16:44 | 6:54/mi
30K· 18.64 mi
2:08:20
Rank: #5852 (-202)
25K → 30K
22:49 | 7:21/mi
20M
2:18:56
Rank: #6039 (-187)
30K → 20M
10:36 | 7:48/mi
21M
2:27:33
Rank: #6240 (-201)
20M → 21M
8:37 | 8:37/mi
35K· 21.75 mi
2:33:22
Rank: #6326 (-86)
21M → 35K
5:49 | 7:46/mi
23M
2:43:29
Rank: #6462 (-136)
35K → 23M
10:07 | 8:05/mi
24M
2:51:21
Rank: #6549 (-87)
23M → 24M
7:52 | 7:52/mi
40K· 24.85 mi
2:58:29
Rank: #6725 (-176)
24M → 40K
7:08 | 8:21/mi
25.2M
3:01:45
Rank: #6842 (-117)
40K → 25.2M
3:16 | 9:28/mi
Finish· 26.22 mi
3:10:02
Rank: #7073 (-231)
25.2M → Finish
8:17 | 8:08/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:28:47
Pace6:46 /mi
2nd Half
Distance13.11 mi
Time1:41:15
Pace7:43 /mi
📊Positive Split: 14.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:46:4821:226:5321:22
6:53
-
10K
6.21 mi11:07:3342:076:4720:45
6:41
-0:12
15K
9.32 mi11:28:201:02:546:4520:47
6:41
0:00
20K
12.43 mi11:49:381:24:126:4721:18
6:51
+0:10
Half
13.11 mi11:54:131:28:476:464:35
6:43
-0:08
25K
15.53 mi12:10:571:45:316:4816:44
6:54
+0:11
30K
18.64 mi12:33:462:08:206:5322:49
7:21
+0:27
20M
20.00 mi12:44:222:18:566:5710:36
7:48
+0:27
21M
21.00 mi12:52:592:27:337:028:37
8:37
+0:49
35K
21.75 mi12:58:482:33:227:035:49
7:46
-0:51
23M
23.00 mi13:08:552:43:297:0610:07
8:05
+0:19
24M
24.00 mi13:16:472:51:217:087:52
7:52
-0:13
40K
24.85 mi13:23:552:58:297:117:08
8:21
+0:29
25.2M
25.20 mi13:27:113:01:457:133:16
9:28
+1:07
Finish
26.22 mi13:35:283:10:027:158:17
8:08
-1:20

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

6:41 /mi

Average Pace

7:15 /mi

Slowest Pace

9:28 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:08:20

68% of race

Time at Steady Pace

42:41

22% of race

Time at Slower Pace

19:01

10% of race

Average Pace: 7:15 /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 mi10:46:4821:226:5321:22
6:53
#6882
10K
6.21 mi11:07:3342:076:4720:45
6:41
#6079
15K
9.32 mi11:28:201:02:546:4520:47
6:41
#5683
20K
12.43 mi11:49:381:24:126:4721:18
6:51
#5717
Half
13.11 mi11:54:131:28:476:464:35
6:43
#5701
25K
15.53 mi12:10:571:45:316:4816:44
6:54
#5650
30K
18.64 mi12:33:462:08:206:5322:49
7:21
#5852
20M
20.00 mi12:44:222:18:566:5710:36
7:48
#6039
21M
21.00 mi12:52:592:27:337:028:37
8:37
#6240
35K
21.75 mi12:58:482:33:227:035:49
7:46
#6326
23M
23.00 mi13:08:552:43:297:0610:07
8:05
#6462
24M
24.00 mi13:16:472:51:217:087:52
7:52
#6549
40K
24.85 mi13:23:552:58:297:117:08
8:21
#6725
25.2M
25.20 mi13:27:113:01:457:133:16
9:28
#6842
Finish
26.22 mi13:35:283:10:027:158:17
8:08
#7073
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi6882621862184985(Top 18%)4637(Top 29%)4637(Top 206%)
10K6.21 mi3.10 mi6079+8035576+6425576+6425151(Top 18%)4794(Top 30%)4794(Top 213%)
15K9.32 mi3.11 mi5683+3965237+3395237+3394985(Top 18%)4637(Top 29%)4637(Top 206%)
20K12.43 mi3.11 mi5717-345248-115248-115824(Top 21%)5294(Top 33%)5294(Top 236%)
Half13.11 mi0.68 mi5701+165234+145234+145439(Top 19%)4994(Top 31%)4994(Top 222%)
25K15.53 mi2.42 mi5650+515186+485186+485680(Top 20%)5142(Top 32%)5142(Top 229%)
30K18.64 mi3.11 mi5852-2025324-1385324-1386705(Top 24%)5783(Top 36%)5783(Top 257%)
20M20.00 mi1.36 mi6039-1875450-1265450-1268989(Top 32%)6976(Top 43%)6976(Top 310%)
21M21.00 mi1.00 mi6240-2015597-1475597-14711151(Top 39%)7936(Top 49%)7936(Top 353%)
35K21.75 mi0.75 mi6326-865650-535650-5310558(Top 37%)7627(Top 47%)7627(Top 339%)
23M23.00 mi1.25 mi6462-1365727-775727-7710574(Top 37%)7510(Top 47%)7510(Top 334%)
24M24.00 mi1.00 mi6549-875759-325759-3210274(Top 36%)7294(Top 45%)7294(Top 325%)
40K24.85 mi0.85 mi6725-1765853-945853-9412364(Top 44%)8204(Top 51%)8204(Top 365%)
25.2M25.20 mi0.35 mi6842-1175925-725925-7214326(Top 50%)9055(Top 56%)9055(Top 403%)
Finish26.22 mi1.02 mi7073-2316041-1166041-11613750(Top 48%)8874(Top 55%)8874(Top 395%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 18%
×21stories
+97ft-345ft

Overall

4985

Males

4637

M40-44

4637

5K→10K

3.1 - 6.2 mi

Top 18%
×5stories
+79ft-138ft

Overall

5151

Males

4794

M40-44

4794

10K→15K

6.2 - 9.3 mi

Top 18%
×3stories
+67ft-78ft

Overall

4985

Males

4637

M40-44

4637

15K→20K

9.3 - 12.4 mi

Top 21%
×5stories
+106ft-86ft

Overall

5824

Males

5294

M40-44

5294

20K→Half

12.4 - 13.1 mi

Top 19%
×2stories
+19ft-37ft

Overall

5439

Males

4994

M40-44

4994

Half→25K

13.1 - 15.5 mi

Top 20%
×4stories
+66ft-88ft

Overall

5680

Males

5142

M40-44

5142

25K→30K

15.5 - 18.6 mi

Top 24%
×9stories
+181ft-148ft

Overall

6705

Males

5783

M40-44

5783

30K→20M

18.6 - 20.0 mi

Top 32%
×5stories
+64ft-50ft

Overall

8989

Males

6976

M40-44

6976

20M→21M

20.0 - 21.0 mi

Top 39%
×8stories
+106ft-24ft

Overall

11151

Males

7936

M40-44

7936

21M→35K

21.0 - 21.8 mi

Top 37%
×7stories
+17ft-86ft

Overall

10558

Males

7627

M40-44

7627

35K→23M

21.8 - 23.0 mi

Top 37%
×5stories
+23ft-63ft

Overall

10574

Males

7510

M40-44

7510

23M→24M

23.0 - 24.0 mi

Top 36%
×6stories
+12ft-82ft

Overall

10274

Males

7294

M40-44

7294

24M→40K

24.0 - 24.9 mi

Top 44%
×1story
+6ft-20ft

Overall

12364

Males

8204

M40-44

8204

40K→25.2M

24.9 - 25.2 mi

Top 50%
×1story
+13ft-16ft

Overall

14326

Males

9055

M40-44

9055

25.2M→Finish

25.2 - 26.2 mi

Top 48%
×2stories
+22ft-21ft

Overall

13750

Males

8874

M40-44

8874

Passing Analysis

Category:
Athletes Passed
1868
Passed By
2059
Net Change
-191
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#6882
5K → 10K81310+803#6882#6079
10K → 15K40913+396#6079#5683
15K → 20K127161-34#5683#5717
20K → Half3216+16#5717#5701
Half → 25K13887+51#5701#5650
25K → 30K130332-202#5650#5852
30K → 20M30217-187#5852#6039
20M → 21M23224-201#6039#6240
21M → 35K21107-86#6240#6326
35K → 23M49185-136#6326#6462
23M → 24M41128-87#6462#6549
24M → 40K25201-176#6549#6725
40K → 25.2M10127-117#6725#6842
25.2M → Finish20251-231#6842#7073
TOTALS18682059-191
📊

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