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BOSTON MARATHON 2025

Lee Rietsma

Bib: 11322•M

FL

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 19%
Gender (Male)
#0 / 16105
Top 30%
Masters (Masters Men)
#0 / 10463
Top 16%
Division (M45-49)
#0 / 2386
Top 20%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:12
Rank: #6500
Start → 5K
21:12 | 6:49/mi
10K· 6.21 mi
42:13
Rank: #6236 (+264)
5K → 10K
21:01 | 6:46/mi
15K· 9.32 mi
1:03:18
Rank: #6103 (+133)
10K → 15K
21:05 | 6:47/mi
20K· 12.43 mi
1:24:54
Rank: #6241 (-138)
15K → 20K
21:36 | 6:57/mi
Half· 13.11 mi
1:29:37
Rank: #6288 (-47)
20K → Half
4:43 | 6:55/mi
25K· 15.53 mi
1:46:40
Rank: #6306 (-18)
Half → 25K
17:03 | 7:02/mi
30K· 18.64 mi
2:08:56
Rank: #6083 (+223)
25K → 30K
22:16 | 7:10/mi
20M
2:18:41
Rank: #5968 (+115)
30K → 20M
9:45 | 7:10/mi
21M
2:26:25
Rank: #5892 (+76)
20M → 21M
7:44 | 7:44/mi
35K· 21.75 mi
2:31:31
Rank: #5809 (+83)
21M → 35K
5:06 | 6:49/mi
23M
2:40:24
Rank: #5641 (+168)
35K → 23M
8:53 | 7:06/mi
24M
2:47:26
Rank: #5540 (+101)
23M → 24M
7:02 | 7:02/mi
40K· 24.85 mi
2:53:27
Rank: #5449 (+91)
24M → 40K
6:01 | 7:02/mi
25.2M
2:56:07
Rank: #5404 (+45)
40K → 25.2M
2:40 | 7:44/mi
Finish· 26.22 mi
3:02:59
Rank: #5312 (+92)
25.2M → Finish
6:52 | 6:44/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:29:37
Pace6:50 /mi
2nd Half
Distance13.11 mi
Time1:33:22
Pace7:07 /mi
📊Positive Split: 4.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:47:5321:126:4921:12
6:49
-
10K
6.21 mi11:08:5442:136:4821:01
6:46
-0:03
15K
9.32 mi11:29:591:03:186:4721:05
6:47
+0:01
20K
12.43 mi11:51:351:24:546:5021:36
6:57
+0:10
Half
13.11 mi11:56:181:29:376:504:43
6:55
-0:02
25K
15.53 mi12:13:211:46:406:5217:03
7:02
+0:07
30K
18.64 mi12:35:372:08:566:5522:16
7:10
+0:08
20M
20.00 mi12:45:222:18:416:569:45
7:10
0:00
21M
21.00 mi12:53:062:26:256:587:44
7:44
+0:34
35K
21.75 mi12:58:122:31:316:585:06
6:49
-0:55
23M
23.00 mi13:07:052:40:246:588:53
7:06
+0:17
24M
24.00 mi13:14:072:47:266:597:02
7:02
-0:04
40K
24.85 mi13:20:082:53:276:596:01
7:02
0:00
25.2M
25.20 mi13:22:482:56:076:592:40
7:44
+0:42
Finish
26.22 mi13:29:403:02:596:596:52
6:44
-1:00

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

6:44 /mi

Average Pace

6:59 /mi

Slowest Pace

7:44 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:52:35

94% of race

Time at Steady Pace

10:24

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:59 /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 mi10:47:5321:126:4921:12
6:49
#6500
10K
6.21 mi11:08:5442:136:4821:01
6:46
#6236
15K
9.32 mi11:29:591:03:186:4721:05
6:47
#6103
20K
12.43 mi11:51:351:24:546:5021:36
6:57
#6241
Half
13.11 mi11:56:181:29:376:504:43
6:55
#6288
25K
15.53 mi12:13:211:46:406:5217:03
7:02
#6306
30K
18.64 mi12:35:372:08:566:5522:16
7:10
#6083
20M
20.00 mi12:45:222:18:416:569:45
7:10
#5968
21M
21.00 mi12:53:062:26:256:587:44
7:44
#5892
35K
21.75 mi12:58:122:31:316:585:06
6:49
#5809
23M
23.00 mi13:07:052:40:246:588:53
7:06
#5641
24M
24.00 mi13:14:072:47:266:597:02
7:02
#5540
40K
24.85 mi13:20:082:53:276:596:01
7:02
#5449
25.2M
25.20 mi13:22:482:56:076:592:40
7:44
#5404
Finish
26.22 mi13:29:403:02:596:596:52
6:44
#5312
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi6500591759175951(Top 21%)5417(Top 34%)5417(Top 227%)
10K6.21 mi3.10 mi6236+2645712+2055712+2056004(Top 21%)5490(Top 34%)5490(Top 230%)
15K9.32 mi3.11 mi6103+1335590+1225590+1225951(Top 21%)5417(Top 34%)5417(Top 227%)
20K12.43 mi3.11 mi6241-1385674-845674-846591(Top 23%)5897(Top 37%)5897(Top 247%)
Half13.11 mi0.68 mi6288-475707-335707-336957(Top 24%)6177(Top 38%)6177(Top 259%)
25K15.53 mi2.42 mi6306-18570757076525(Top 23%)5779(Top 36%)5779(Top 242%)
30K18.64 mi3.11 mi6083+2235495+2125495+2125713(Top 20%)5103(Top 32%)5103(Top 214%)
20M20.00 mi1.36 mi5968+1155397+985397+985073(Top 18%)4540(Top 28%)4540(Top 190%)
21M21.00 mi1.00 mi5892+765323+745323+745830(Top 21%)4949(Top 31%)4949(Top 207%)
35K21.75 mi0.75 mi5809+835253+705253+704247(Top 15%)3800(Top 24%)3800(Top 159%)
23M23.00 mi1.25 mi5641+1685105+1485105+1484314(Top 15%)3826(Top 24%)3826(Top 160%)
24M24.00 mi1.00 mi5540+1015010+955010+954832(Top 17%)4146(Top 26%)4146(Top 174%)
40K24.85 mi0.85 mi5449+914928+824928+824143(Top 15%)3601(Top 22%)3601(Top 151%)
25.2M25.20 mi0.35 mi5404+454883+454883+454526(Top 16%)3804(Top 24%)3804(Top 159%)
Finish26.22 mi1.02 mi5312+924798+854798+854138(Top 15%)3541(Top 22%)3541(Top 148%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 21%
×21stories
+97ft-345ft

Overall

5951

Males

5417

M45-49

5417

5K→10K

3.1 - 6.2 mi

Top 21%
×5stories
+79ft-138ft

Overall

6004

Males

5490

M45-49

5490

10K→15K

6.2 - 9.3 mi

Top 21%
×3stories
+67ft-78ft

Overall

5951

Males

5417

M45-49

5417

15K→20K

9.3 - 12.4 mi

Top 23%
×5stories
+106ft-86ft

Overall

6591

Males

5897

M45-49

5897

20K→Half

12.4 - 13.1 mi

Top 24%
×2stories
+19ft-37ft

Overall

6957

Males

6177

M45-49

6177

Half→25K

13.1 - 15.5 mi

Top 23%
×4stories
+66ft-88ft

Overall

6525

Males

5779

M45-49

5779

25K→30K

15.5 - 18.6 mi

Top 20%
×9stories
+181ft-148ft

Overall

5713

Males

5103

M45-49

5103

30K→20M

18.6 - 20.0 mi

Top 18%
×5stories
+64ft-50ft

Overall

5073

Males

4540

M45-49

4540

20M→21M

20.0 - 21.0 mi

Top 21%
×8stories
+106ft-24ft

Overall

5830

Males

4949

M45-49

4949

21M→35K

21.0 - 21.8 mi

Top 15%
×7stories
+17ft-86ft

Overall

4247

Males

3800

M45-49

3800

35K→23M

21.8 - 23.0 mi

Top 15%
×5stories
+23ft-63ft

Overall

4314

Males

3826

M45-49

3826

23M→24M

23.0 - 24.0 mi

Top 17%
×6stories
+12ft-82ft

Overall

4832

Males

4146

M45-49

4146

24M→40K

24.0 - 24.9 mi

Top 15%
×1story
+6ft-20ft

Overall

4143

Males

3601

M45-49

3601

40K→25.2M

24.9 - 25.2 mi

Top 16%
×1story
+13ft-16ft

Overall

4526

Males

3804

M45-49

3804

25.2M→Finish

25.2 - 26.2 mi

Top 15%
×2stories
+22ft-21ft

Overall

4138

Males

3541

M45-49

3541

Passing Analysis

Category:
Athletes Passed
1948
Passed By
760
Net Change
+1188
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#6500
5K → 10K34884+264#6500#6236
10K → 15K20976+133#6236#6103
15K → 20K109247-138#6103#6241
20K → Half1259-47#6241#6288
Half → 25K114132-18#6288#6306
25K → 30K28259+223#6306#6083
30K → 20M13318+115#6083#5968
20M → 21M10933+76#5968#5892
21M → 35K918+83#5892#5809
35K → 23M1768+168#5809#5641
23M → 24M11514+101#5641#5540
24M → 40K976+91#5540#5449
40K → 25.2M505+45#5449#5404
25.2M → Finish10311+92#5404#5312
TOTALS1948760+1188
📊

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