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BOSTON MARATHON 2025

Frank Jansdam

Bib: 22249•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Division (M60-64)
#0 / 1259
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
25:00
Rank: #16964
Start → 5K
25:00 | 8:03/mi
10K· 6.21 mi
50:42
Rank: #17684 (-720)
5K → 10K
25:42 | 8:16/mi
15K· 9.32 mi
1:16:54
Rank: #18107 (-423)
10K → 15K
26:12 | 8:26/mi
20K· 12.43 mi
1:45:19
Rank: #19111 (-1004)
15K → 20K
28:25 | 9:09/mi
Half· 13.11 mi
1:51:00
Rank: #19045 (+66)
20K → Half
5:41 | 8:20/mi
25K· 15.53 mi
2:13:49
Rank: #19588 (-543)
Half → 25K
22:49 | 9:25/mi
30K· 18.64 mi
2:47:55
Rank: #20910 (-1322)
25K → 30K
34:06 | 10:59/mi
20M
3:03:07
Rank: #21268 (-358)
30K → 20M
15:12 | 11:11/mi
21M
3:15:04
Rank: #21488 (-220)
20M → 21M
11:57 | 11:57/mi
35K· 21.75 mi
3:23:00
Rank: #21597 (-109)
21M → 35K
7:56 | 10:36/mi
23M
3:37:01
Rank: #21741 (-144)
35K → 23M
14:01 | 11:12/mi
24M
3:48:19
Rank: #21897 (-156)
23M → 24M
11:18 | 11:18/mi
40K· 24.85 mi
3:56:56
Rank: #21843 (+54)
24M → 40K
8:37 | 10:05/mi
25.2M
4:00:20
Rank: #21769 (+74)
40K → 25.2M
3:24 | 9:52/mi
Finish· 26.22 mi
4:09:11
Rank: #21629 (+140)
25.2M → Finish
8:51 | 8:41/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:51:00
Pace8:28 /mi
2nd Half
Distance13.11 mi
Time2:18:11
Pace10:32 /mi
📊Positive Split: 24.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:20:0025:008:0325:00
8:03
-
10K
6.21 mi11:45:4250:428:1025:42
8:16
+0:13
15K
9.32 mi12:11:541:16:548:1526:12
8:26
+0:10
20K
12.43 mi12:40:191:45:198:2828:25
9:09
+0:43
Half
13.11 mi12:46:001:51:008:285:41
8:20
-0:49
25K
15.53 mi13:08:492:13:498:3722:49
9:25
+1:05
30K
18.64 mi13:42:552:47:559:0034:06
10:59
+1:34
20M
20.00 mi13:58:073:03:079:0915:12
11:11
+0:12
21M
21.00 mi14:10:043:15:049:1711:57
11:57
+0:46
35K
21.75 mi14:18:003:23:009:207:56
10:36
-1:21
23M
23.00 mi14:32:013:37:019:2614:01
11:12
+0:36
24M
24.00 mi14:43:193:48:199:3111:18
11:18
+0:06
40K
24.85 mi14:51:563:56:569:328:37
10:05
-1:13
25.2M
25.20 mi14:55:204:00:209:323:24
9:52
-0:13
Finish
26.22 mi15:04:114:09:119:318:51
8:41
-1:11

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

8:03 /mi

Average Pace

9:31 /mi

Slowest Pace

11:57 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:59:51

48% of race

Time at Steady Pace

34:50

14% of race

Time at Slower Pace

1:34:30

38% of race

Average Pace: 9:30 /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 mi11:20:0025:008:0325:00
8:03
#16964
10K
6.21 mi11:45:4250:428:1025:42
8:16
#17684
15K
9.32 mi12:11:541:16:548:1526:12
8:26
#18107
20K
12.43 mi12:40:191:45:198:2828:25
9:09
#19111
Half
13.11 mi12:46:001:51:008:285:41
8:20
#19045
25K
15.53 mi13:08:492:13:498:3722:49
9:25
#19588
30K
18.64 mi13:42:552:47:559:0034:06
10:59
#20910
20M
20.00 mi13:58:073:03:079:0915:12
11:11
#21268
21M
21.00 mi14:10:043:15:049:1711:57
11:57
#21488
35K
21.75 mi14:18:003:23:009:207:56
10:36
#21597
23M
23.00 mi14:32:013:37:019:2614:01
11:12
#21741
24M
24.00 mi14:43:193:48:199:3111:18
11:18
#21897
40K
24.85 mi14:51:563:56:569:328:37
10:05
#21843
25.2M
25.20 mi14:55:204:00:209:323:24
9:52
#21769
Finish
26.22 mi15:04:114:09:119:318:51
8:41
#21629
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM60-64Seg. OverallSeg. MalesSeg. M60-64
5K3.11 mi3.11 mi16964111981119818911(Top 67%)12012(Top 75%)12012(Top 954%)
10K6.21 mi3.10 mi17684-72011492-29411492-29418371(Top 65%)11797(Top 73%)11797(Top 937%)
15K9.32 mi3.11 mi18107-42311664-17211664-17218911(Top 67%)12012(Top 75%)12012(Top 954%)
20K12.43 mi3.11 mi19111-100412091-42712091-42721653(Top 76%)13193(Top 82%)13193(Top 1048%)
Half13.11 mi0.68 mi19045+6612059+3212059+3218100(Top 64%)11690(Top 73%)11690(Top 929%)
25K15.53 mi2.42 mi19588-54312285-22612285-22621575(Top 76%)13113(Top 81%)13113(Top 1042%)
30K18.64 mi3.11 mi20910-132212814-52912814-52923960(Top 84%)14053(Top 87%)14053(Top 1116%)
20M20.00 mi1.36 mi21268-35812955-14112955-14123957(Top 84%)13954(Top 87%)13954(Top 1108%)
21M21.00 mi1.00 mi21488-22013045-9013045-9023495(Top 83%)13675(Top 85%)13675(Top 1086%)
35K21.75 mi0.75 mi21597-10913086-4113086-4123372(Top 82%)13572(Top 84%)13572(Top 1078%)
23M23.00 mi1.25 mi21741-14413114-2813114-2823651(Top 83%)13668(Top 85%)13668(Top 1086%)
24M24.00 mi1.00 mi21897-15613154-4013154-4024557(Top 86%)14082(Top 87%)14082(Top 1119%)
40K24.85 mi0.85 mi21843+5413111+4313111+4320703(Top 73%)12143(Top 75%)12143(Top 964%)
25.2M25.20 mi0.35 mi21769+7413073+3813073+3816382(Top 58%)10092(Top 63%)10092(Top 802%)
Finish26.22 mi1.02 mi21629+14012997+7612997+7617381(Top 61%)10594(Top 66%)10594(Top 841%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 67%
×21stories
+97ft-345ft

Overall

18911

Males

12012

M60-64

12012

5K→10K

3.1 - 6.2 mi

Top 65%
×5stories
+79ft-138ft

Overall

18371

Males

11797

M60-64

11797

10K→15K

6.2 - 9.3 mi

Top 67%
×3stories
+67ft-78ft

Overall

18911

Males

12012

M60-64

12012

15K→20K

9.3 - 12.4 mi

Top 76%
×5stories
+106ft-86ft

Overall

21653

Males

13193

M60-64

13193

20K→Half

12.4 - 13.1 mi

Top 64%
×2stories
+19ft-37ft

Overall

18100

Males

11690

M60-64

11690

Half→25K

13.1 - 15.5 mi

Top 76%
×4stories
+66ft-88ft

Overall

21575

Males

13113

M60-64

13113

25K→30K

15.5 - 18.6 mi

Top 84%
×9stories
+181ft-148ft

Overall

23960

Males

14053

M60-64

14053

30K→20M

18.6 - 20.0 mi

Top 84%
×5stories
+64ft-50ft

Overall

23957

Males

13954

M60-64

13954

20M→21M

20.0 - 21.0 mi

Top 83%
×8stories
+106ft-24ft

Overall

23495

Males

13675

M60-64

13675

21M→35K

21.0 - 21.8 mi

Top 82%
×7stories
+17ft-86ft

Overall

23372

Males

13572

M60-64

13572

35K→23M

21.8 - 23.0 mi

Top 83%
×5stories
+23ft-63ft

Overall

23651

Males

13668

M60-64

13668

23M→24M

23.0 - 24.0 mi

Top 86%
×6stories
+12ft-82ft

Overall

24557

Males

14082

M60-64

14082

24M→40K

24.0 - 24.9 mi

Top 73%
×1story
+6ft-20ft

Overall

20703

Males

12143

M60-64

12143

40K→25.2M

24.9 - 25.2 mi

Top 58%
×1story
+13ft-16ft

Overall

16382

Males

10092

M60-64

10092

25.2M→Finish

25.2 - 26.2 mi

Top 61%
×2stories
+22ft-21ft

Overall

17381

Males

10594

M60-64

10594

Passing Analysis

Category:
Athletes Passed
823
Passed By
5488
Net Change
-4665
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#16964
5K → 10K92812-720#16964#17684
10K → 15K81504-423#17684#18107
15K → 20K371041-1004#18107#19111
20K → Half7812+66#19111#19045
Half → 25K51594-543#19045#19588
25K → 30K361358-1322#19588#20910
30K → 20M34392-358#20910#21268
20M → 21M27247-220#21268#21488
21M → 35K22131-109#21488#21597
35K → 23M51195-144#21597#21741
23M → 24M20176-156#21741#21897
24M → 40K7420+54#21897#21843
40K → 25.2M751+74#21843#21769
25.2M → Finish1455+140#21769#21629
TOTALS8235488-4665
📊

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