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BOSTON MARATHON 2025

Madeline Rehm

Bib: 16154•F

MI

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 31%
Gender (Female)
#0 / 12228
Top 14%
Division (F18-39)
#0 / 5469
Top 25%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
22:37
Rank: #10170
Start → 5K
22:37 | 7:17/mi
10K· 6.21 mi
45:31
Rank: #10554 (-384)
5K → 10K
22:54 | 7:22/mi
15K· 9.32 mi
1:08:23
Rank: #10548 (+6)
10K → 15K
22:52 | 7:22/mi
20K· 12.43 mi
1:31:36
Rank: #10508 (+40)
15K → 20K
23:13 | 7:28/mi
Half· 13.11 mi
1:36:42
Rank: #10538 (-30)
20K → Half
5:06 | 7:29/mi
25K· 15.53 mi
1:55:54
Rank: #10994 (-456)
Half → 25K
19:12 | 7:55/mi
30K· 18.64 mi
2:20:16
Rank: #10801 (+193)
25K → 30K
24:22 | 7:51/mi
20M
2:31:05
Rank: #10727 (+74)
30K → 20M
10:49 | 7:58/mi
21M
2:38:56
Rank: #10418 (+309)
20M → 21M
7:51 | 7:51/mi
35K· 21.75 mi
2:44:27
Rank: #10284 (+134)
21M → 35K
5:31 | 7:22/mi
23M
2:53:40
Rank: #9941 (+343)
35K → 23M
9:13 | 7:22/mi
24M
3:00:45
Rank: #9643 (+298)
23M → 24M
7:05 | 7:05/mi
40K· 24.85 mi
3:06:48
Rank: #9378 (+265)
24M → 40K
6:03 | 7:05/mi
25.2M
3:09:17
Rank: #9193 (+185)
40K → 25.2M
2:29 | 7:12/mi
Finish· 26.22 mi
3:15:52
Rank: #8832 (+361)
25.2M → Finish
6:35 | 6:28/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:36:42
Pace7:23 /mi
2nd Half
Distance13.11 mi
Time1:39:10
Pace7:34 /mi
📊Positive Split: 2.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:57:2822:377:1722:37
7:17
-
10K
6.21 mi11:20:2245:317:2022:54
7:22
+0:05
15K
9.32 mi11:43:141:08:237:2022:52
7:22
0:00
20K
12.43 mi12:06:271:31:367:2223:13
7:28
+0:06
Half
13.11 mi12:11:331:36:427:235:06
7:29
+0:01
25K
15.53 mi12:30:451:55:547:2819:12
7:55
+0:26
30K
18.64 mi12:55:072:20:167:3124:22
7:51
-0:04
20M
20.00 mi13:05:562:31:057:3310:49
7:58
+0:07
21M
21.00 mi13:13:472:38:567:347:51
7:51
-0:07
35K
21.75 mi13:19:182:44:277:345:31
7:22
-0:29
23M
23.00 mi13:28:312:53:407:339:13
7:22
0:00
24M
24.00 mi13:35:363:00:457:327:05
7:05
-0:17
40K
24.85 mi13:41:393:06:487:316:03
7:05
0:00
25.2M
25.20 mi13:44:083:09:177:312:29
7:12
+0:07
Finish
26.22 mi13:50:433:15:527:296:35
6:28
-0:44

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

6:28 /mi

Average Pace

7:29 /mi

Slowest Pace

7:58 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

19:43

10% of race

Time at Steady Pace

1:53:55

58% of race

Time at Slower Pace

1:02:14

32% of race

Average Pace: 7:28 /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 mi10:57:2822:377:1722:37
7:17
#10170
10K
6.21 mi11:20:2245:317:2022:54
7:22
#10554
15K
9.32 mi11:43:141:08:237:2022:52
7:22
#10548
20K
12.43 mi12:06:271:31:367:2223:13
7:28
#10508
Half
13.11 mi12:11:331:36:427:235:06
7:29
#10538
25K
15.53 mi12:30:451:55:547:2819:12
7:55
#10994
30K
18.64 mi12:55:072:20:167:3124:22
7:51
#10801
20M
20.00 mi13:05:562:31:057:3310:49
7:58
#10727
21M
21.00 mi13:13:472:38:567:347:51
7:51
#10418
35K
21.75 mi13:19:182:44:277:345:31
7:22
#10284
23M
23.00 mi13:28:312:53:407:339:13
7:22
#9941
24M
24.00 mi13:35:363:00:457:327:05
7:05
#9643
40K
24.85 mi13:41:393:06:487:316:03
7:05
#9378
25.2M
25.20 mi13:44:083:09:177:312:29
7:12
#9193
Finish
26.22 mi13:50:433:15:527:296:35
6:28
#8832
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi101701879187910503(Top 37%)2119(Top 17%)2119(Top 39%)
10K6.21 mi3.10 mi10554-3842077-1982077-19810927(Top 38%)2268(Top 19%)2268(Top 41%)
15K9.32 mi3.11 mi10548+62095-182095-1810503(Top 37%)2119(Top 17%)2119(Top 39%)
20K12.43 mi3.11 mi10508+402103-82103-810528(Top 37%)2223(Top 18%)2223(Top 41%)
Half13.11 mi0.68 mi10538-302116-132116-1311503(Top 40%)2662(Top 22%)2662(Top 49%)
25K15.53 mi2.42 mi10994-4562382-2662382-26613245(Top 47%)3788(Top 31%)3788(Top 69%)
30K18.64 mi3.11 mi10801+1932363+192363+1910241(Top 36%)2400(Top 20%)2400(Top 44%)
20M20.00 mi1.36 mi10727+742371-82371-810175(Top 36%)2512(Top 21%)2512(Top 46%)
21M21.00 mi1.00 mi10418+3092249+1222249+1226535(Top 23%)1126(Top 9%)1126(Top 21%)
35K21.75 mi0.75 mi10284+1342202+472202+477772(Top 27%)1595(Top 13%)1595(Top 29%)
23M23.00 mi1.25 mi9941+3432083+1192083+1195856(Top 21%)970(Top 8%)970(Top 18%)
24M24.00 mi1.00 mi9643+2981965+1181965+1185167(Top 18%)795(Top 7%)795(Top 15%)
40K24.85 mi0.85 mi9378+2651875+901875+904392(Top 15%)618(Top 5%)618(Top 11%)
25.2M25.20 mi0.35 mi9193+1851812+631812+632237(Top 8%)230(Top 2%)230(Top 4%)
Finish26.22 mi1.02 mi8832+3611697+1151697+1152666(Top 9%)256(Top 2%)256(Top 5%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 37%
×21stories
+97ft-345ft

Overall

10503

Females

2119

F18-39

2119

5K→10K

3.1 - 6.2 mi

Top 38%
×5stories
+79ft-138ft

Overall

10927

Females

2268

F18-39

2268

10K→15K

6.2 - 9.3 mi

Top 37%
×3stories
+67ft-78ft

Overall

10503

Females

2119

F18-39

2119

15K→20K

9.3 - 12.4 mi

Top 37%
×5stories
+106ft-86ft

Overall

10528

Females

2223

F18-39

2223

20K→Half

12.4 - 13.1 mi

Top 40%
×2stories
+19ft-37ft

Overall

11503

Females

2662

F18-39

2662

Half→25K

13.1 - 15.5 mi

Top 47%
×4stories
+66ft-88ft

Overall

13245

Females

3788

F18-39

3788

25K→30K

15.5 - 18.6 mi

Top 36%
×9stories
+181ft-148ft

Overall

10241

Females

2400

F18-39

2400

30K→20M

18.6 - 20.0 mi

Top 36%
×5stories
+64ft-50ft

Overall

10175

Females

2512

F18-39

2512

20M→21M

20.0 - 21.0 mi

Top 23%
×8stories
+106ft-24ft

Overall

6535

Females

1126

F18-39

1126

21M→35K

21.0 - 21.8 mi

Top 27%
×7stories
+17ft-86ft

Overall

7772

Females

1595

F18-39

1595

35K→23M

21.8 - 23.0 mi

Top 21%
×5stories
+23ft-63ft

Overall

5856

Females

970

F18-39

970

23M→24M

23.0 - 24.0 mi

Top 18%
×6stories
+12ft-82ft

Overall

5167

Females

795

F18-39

795

24M→40K

24.0 - 24.9 mi

Top 15%
×1story
+6ft-20ft

Overall

4392

Females

618

F18-39

618

40K→25.2M

24.9 - 25.2 mi

Top 8%
×1story
+13ft-16ft

Overall

2237

Females

230

F18-39

230

25.2M→Finish

25.2 - 26.2 mi

Top 9%
×2stories
+22ft-21ft

Overall

2666

Females

256

F18-39

256

Passing Analysis

Category:
Athletes Passed
2984*
Passed By
1646
Net Change
+1338
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#10170
5K → 10K130514-384#10170#10554
10K → 15K171165+6#10554#10548
15K → 20K189149+40#10548#10508
20K → Half3060-30#10508#10538
Half → 25K76532-456#10538#10994
25K → 30K331138+193#10994#10801
30K → 20M14672+74#10801#10727
20M → 21M3123+309#10727#10418
21M → 35K1417+134#10418#10284
35K → 23M348*5+343#10284#9941
23M → 24M2991+298#9941#9643
24M → 40K2650+265#9643#9378
40K → 25.2M1850+185#9378#9193
25.2M → Finish3610+361#9193#8832
TOTALS2984*1646+1338

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

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