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BOSTON MARATHON 2025

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Bib: 14123 F MX

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 47%
Gender (Female)
#0 / 12228
Top 33%
Division (F18-39)
#0 / 5469
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
469 ft elev
5K· 3.11 mi
6:53/mi
21:24
↑ 97↓ 3451.5%
220 ft elev
10K· 6.21 mi
7:24/mi
44:22
↑ 79↓ 1380.4%
157 ft elev
15K· 9.32 mi
8:03/mi
1:09:24
↑ 67↓ 78
146 ft elev
20K· 12.43 mi
8:20/mi
1:35:17
↑ 106↓ 860.1%
165 ft elev
Half· 13.11 mi
7:24/mi
1:40:20
↑ 19↓ 370.5%
148 ft elev
25K· 15.53 mi
8:00/mi
1:59:45
↑ 66↓ 880.2%
127 ft elev
30K· 18.64 mi
8:27/mi
2:26:00
↑ 181↓ 1480.2%
138 ft elev
20M
8:45/mi
2:37:54
↑ 64↓ 500.2%
148 ft elev
21M
9:33/mi
2:47:27
↑ 106↓ 241.6%
227 ft elev
35K· 21.75 mi
7:55/mi
2:53:22
↑ 17↓ 861.7%
156 ft elev
23M
9:47/mi
3:05:37
↑ 23↓ 630.6%
116 ft elev
24M
7:29/mi
3:13:06
↓ 821.3%
34 ft elev
40K· 24.85 mi
8:00/mi
3:19:56
↓ 200.3%
20 ft elev
25.2M
8:48/mi
3:22:58
↑ 13↓ 160.2%
18 ft elev
Finish· 26.22 mi
7:40/mi
3:30:47
↑ 22↓ 21
17 ft elev
Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:40:20
Pace7:39 /mi
2nd Half
Distance13.11 mi
Time1:50:27
Pace8:26 /mi
📊Positive Split: 10.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:51:1921:246:5321:24
6:53
-
10K
6.21 mi11:14:1744:227:0822:58
7:24
+0:31
15K
9.32 mi11:39:191:09:247:2725:02
8:03
+0:39
20K
12.43 mi12:05:121:35:177:4025:53
8:20
+0:17
Half
13.11 mi12:10:151:40:207:395:03
7:24
-0:56
25K
15.53 mi12:29:401:59:457:4319:25
8:00
+0:36
30K
18.64 mi12:55:552:26:007:5026:15
8:27
+0:27
20M
20.00 mi13:07:492:37:547:5411:54
8:45
+0:18
21M
21.00 mi13:17:222:47:277:589:33
9:33
+0:48
35K
21.75 mi13:23:172:53:227:585:55
7:55
-1:38
23M
23.00 mi13:35:323:05:378:0412:15
9:47
+1:52
24M
24.00 mi13:43:013:13:068:037:29
7:29
-2:18
40K
24.85 mi13:49:513:19:568:036:50
8:00
+0:31
25.2M
25.20 mi13:52:533:22:588:033:02
8:48
+0:48
Finish
26.22 mi14:00:423:30:478:037:49
7:40
-1:08

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

6:53 /mi

Average Pace

8:03 /mi

Slowest Pace

9:47 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

56:54

27% of race

Time at Steady Pace

1:30:54

43% of race

Time at Slower Pace

1:02:59

30% of race

Average Pace: 8:02 /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 mi10:51:1921:246:5321:24
6:53
#6993
10K
6.21 mi11:14:1744:227:0822:58
7:24
#8953
15K
9.32 mi11:39:191:09:247:2725:02
8:03
#11502
20K
12.43 mi12:05:121:35:177:4025:53
8:20
#13085
Half
13.11 mi12:10:151:40:207:395:03
7:24
#12938
25K
15.53 mi12:29:401:59:457:4319:25
8:00
#13096
30K
18.64 mi12:55:552:26:007:5026:15
8:27
#13357
20M
20.00 mi13:07:492:37:547:5411:54
8:45
#13493
21M
21.00 mi13:17:222:47:277:589:33
9:33
#13645
35K
21.75 mi13:23:172:53:227:585:55
7:55
#13566
23M
23.00 mi13:35:323:05:378:0412:15
9:47
#14111
24M
24.00 mi13:43:013:13:068:037:29
7:29
#13766
40K
24.85 mi13:49:513:19:568:036:50
8:00
#13604
25.2M
25.20 mi13:52:533:22:588:033:02
8:48
#13529
Finish
26.22 mi14:00:423:30:478:037:49
7:40
#13415
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi699369069016465(Top 58%)5408(Top 44%)5408(Top 99%)
10K6.21 mi3.10 mi8953-19601369-6791369-67911145(Top 39%)2389(Top 20%)2389(Top 44%)
15K9.32 mi3.11 mi11502-25492584-12152584-121516465(Top 58%)5408(Top 44%)5408(Top 99%)
20K12.43 mi3.11 mi13085-15833492-9083492-90817108(Top 60%)5827(Top 48%)5827(Top 107%)
Half13.11 mi0.68 mi12938+1473415+773415+7711003(Top 39%)2445(Top 20%)2445(Top 45%)
25K15.53 mi2.42 mi13096-1583537-1223537-12213967(Top 49%)4189(Top 34%)4189(Top 77%)
30K18.64 mi3.11 mi13357-2613747-2103747-21014445(Top 51%)4603(Top 38%)4603(Top 84%)
20M20.00 mi1.36 mi13493-1363851-1043851-10415421(Top 54%)5271(Top 43%)5271(Top 96%)
21M21.00 mi1.00 mi13645-1523975-1243975-12416308(Top 57%)5867(Top 48%)5867(Top 107%)
35K21.75 mi0.75 mi13566+793951+243951+2411693(Top 41%)3495(Top 29%)3495(Top 64%)
23M23.00 mi1.25 mi14111-5454290-3394290-33919746(Top 70%)7911(Top 65%)7911(Top 145%)
24M24.00 mi1.00 mi13766+3454129+1614129+1617622(Top 27%)1728(Top 14%)1728(Top 32%)
40K24.85 mi0.85 mi13604+1624064+654064+6510199(Top 36%)3039(Top 25%)3039(Top 56%)
25.2M25.20 mi0.35 mi13529+754028+364028+3610703(Top 38%)3359(Top 27%)3359(Top 61%)
Finish26.22 mi1.02 mi13415+1143993+353993+3510524(Top 37%)3239(Top 26%)3239(Top 59%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 58%
×21story building
+97ft-345ft

Overall

16465

Females

5408

F18-39

5408

5K→10K

3.1 - 6.2 mi

Top 39%
×5story building
+79ft-138ft

Overall

11145

Females

2389

F18-39

2389

10K→15K

6.2 - 9.3 mi

Top 58%
×3story building
+67ft-78ft

Overall

16465

Females

5408

F18-39

5408

15K→20K

9.3 - 12.4 mi

Top 60%
×5story building
+106ft-86ft

Overall

17108

Females

5827

F18-39

5827

20K→Half

12.4 - 13.1 mi

Top 39%
×2story building
+19ft-37ft

Overall

11003

Females

2445

F18-39

2445

Half→25K

13.1 - 15.5 mi

Top 49%
×4story building
+66ft-88ft

Overall

13967

Females

4189

F18-39

4189

25K→30K

15.5 - 18.6 mi

Top 51%
×9story building
+181ft-148ft

Overall

14445

Females

4603

F18-39

4603

30K→20M

18.6 - 20.0 mi

Top 54%
×5story building
+64ft-50ft

Overall

15421

Females

5271

F18-39

5271

20M→21M

20.0 - 21.0 mi

Top 57%
×8story building
+106ft-24ft

Overall

16308

Females

5867

F18-39

5867

21M→35K

21.0 - 21.8 mi

Top 41%
×7story building
+17ft-86ft

Overall

11693

Females

3495

F18-39

3495

35K→23M

21.8 - 23.0 mi

Top 70%
×5story building
+23ft-63ft

Overall

19746

Females

7911

F18-39

7911

23M→24M

23.0 - 24.0 mi

Top 27%
×6story building
+12ft-82ft

Overall

7622

Females

1728

F18-39

1728

24M→40K

24.0 - 24.9 mi

Top 36%
×1story
+6ft-20ft

Overall

10199

Females

3039

F18-39

3039

40K→25.2M

24.9 - 25.2 mi

Top 38%
×1story
+13ft-16ft

Overall

10703

Females

3359

F18-39

3359

25.2M→Finish

25.2 - 26.2 mi

Top 37%
×2story building
+22ft-21ft

Overall

10524

Females

3239

F18-39

3239

Passing Analysis

Category:
Athletes Passed
1494
Passed By
7914
Net Change
-6422
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#6993
5K → 10K61966-1960#6993#8953
10K → 15K112558-2549#8953#11502
15K → 20K201603-1583#11502#13085
20K → Half1481+147#13085#12938
Half → 25K110268-158#12938#13096
25K → 30K172433-261#13096#13357
30K → 20M88224-136#13357#13493
20M → 21M66218-152#13493#13645
21M → 35K9314+79#13645#13566
35K → 23M34579-545#13566#14111
23M → 24M3450+345#14111#13766
24M → 40K17412+162#13766#13604
40K → 25.2M8813+75#13604#13529
25.2M → Finish13925+114#13529#13415
TOTALS14947914-6422
📊

Passing Visuals

Category:
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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