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BOSTON MARATHON 2025

Annika Hempel

Bib: 17731•F

WI

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 41%
Gender (Female)
#0 / 12228
Top 25%
Division (F18-39)
#0 / 5469
Top 42%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
8:02/mi
24:59
↑ 97↓ 3451.5%
10K· 6.21 mi
7:58/mi
49:43
↑ 79↓ 1380.4%
15K· 9.32 mi
7:47/mi
1:13:55
↑ 67↓ 78
20K· 12.43 mi
7:45/mi
1:37:59
↑ 106↓ 860.1%
Half· 13.11 mi
7:42/mi
1:43:14
↑ 19↓ 370.5%
25K· 15.53 mi
7:50/mi
2:02:13
↑ 66↓ 880.2%
30K· 18.64 mi
7:54/mi
2:26:45
↑ 181↓ 1480.2%
20M
7:51/mi
2:37:25
↑ 64↓ 500.2%
21M
8:03/mi
2:45:28
↑ 106↓ 241.6%
35K· 21.75 mi
7:26/mi
2:51:02
↑ 17↓ 861.7%
23M
7:40/mi
3:00:38
↑ 23↓ 630.6%
24M
7:25/mi
3:08:03
↓ 821.3%
40K· 24.85 mi
7:30/mi
3:14:28
↓ 200.3%
25.2M
7:56/mi
3:17:12
↑ 13↓ 160.2%
Finish· 26.22 mi
7:13/mi
3:24:33
↑ 22↓ 21

The Course

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Half Splits

1st Half· via Half
Distance13.11 mi
Time1:43:14
Pace7:52 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:41:19
Pace7:44 /mi
📊Negative Split: 1.9% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:19:3724:598:0224:59
8:02
-
10K
6.21 mi11:44:2149:438:0024:44
7:58
-0:04
15K
9.32 mi12:08:331:13:557:5624:12
7:47
-0:11
20K
12.43 mi12:32:371:37:597:5324:04
7:45
-0:02
Half
13.11 mi12:37:521:43:147:525:15
7:42
-0:03
25K
15.53 mi12:56:512:02:137:5218:59
7:50
+0:08
30K
18.64 mi13:21:232:26:457:5224:32
7:54
+0:04
20M
20.00 mi13:32:032:37:257:5210:40
7:51
-0:03
21M
21.00 mi13:40:062:45:287:538:03
8:03
+0:12
35K
21.75 mi13:45:402:51:027:525:34
7:26
-0:37
23M
23.00 mi13:55:163:00:387:519:36
7:40
+0:14
24M
24.00 mi14:02:413:08:037:507:25
7:25
-0:15
40K
24.85 mi14:09:063:14:287:496:25
7:30
+0:05
25.2M
25.20 mi14:11:503:17:127:502:44
7:56
+0:26
Finish
26.22 mi14:19:113:24:337:487:21
7:13
-0:43

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

7:13 /mi

Average Pace

7:48 /mi

Slowest Pace

8:03 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:26:47

72% of race

Time at Steady Pace

57:46

28% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:48 /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 mi11:19:3724:598:0224:59
8:02
#16915
10K
6.21 mi11:44:2149:438:0024:44
7:58
#16521
15K
9.32 mi12:08:331:13:557:5624:12
7:47
#15764
20K
12.43 mi12:32:371:37:597:5324:04
7:45
#14952
Half
13.11 mi12:37:521:43:147:525:15
7:42
#14874
25K
15.53 mi12:56:512:02:137:5218:59
7:50
#14448
30K
18.64 mi13:21:232:26:457:5224:32
7:54
#13661
20M
20.00 mi13:32:032:37:257:5210:40
7:51
#13303
21M
21.00 mi13:40:062:45:287:538:03
8:03
#12926
35K
21.75 mi13:45:402:51:027:525:34
7:26
#12755
23M
23.00 mi13:55:163:00:387:519:36
7:40
#12379
24M
24.00 mi14:02:413:08:037:507:25
7:25
#12121
40K
24.85 mi14:09:063:14:287:496:25
7:30
#11892
25.2M
25.20 mi14:11:503:17:127:502:44
7:56
#11768
Finish
26.22 mi14:19:113:24:337:487:21
7:13
#11522
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi169155687568714279(Top 50%)4182(Top 34%)4182(Top 76%)
10K6.21 mi3.10 mi16521+3945445+2425445+24216158(Top 57%)5212(Top 43%)5212(Top 95%)
15K9.32 mi3.11 mi15764+7574994+4514994+45114279(Top 50%)4182(Top 34%)4182(Top 76%)
20K12.43 mi3.11 mi14952+8124554+4404554+44012826(Top 45%)3447(Top 28%)3447(Top 63%)
Half13.11 mi0.68 mi14874+784521+334521+3313373(Top 47%)3684(Top 30%)3684(Top 67%)
25K15.53 mi2.42 mi14448+4264302+2194302+21912590(Top 44%)3444(Top 28%)3444(Top 63%)
30K18.64 mi3.11 mi13661+7873914+3883914+38810620(Top 37%)2609(Top 21%)2609(Top 48%)
20M20.00 mi1.36 mi13303+3583746+1683746+1689405(Top 33%)2184(Top 18%)2184(Top 40%)
21M21.00 mi1.00 mi12926+3773569+1773569+1777685(Top 27%)1594(Top 13%)1594(Top 29%)
35K21.75 mi0.75 mi12755+1713496+733496+738283(Top 29%)1811(Top 15%)1811(Top 33%)
23M23.00 mi1.25 mi12379+3763336+1603336+1607739(Top 27%)1717(Top 14%)1717(Top 31%)
24M24.00 mi1.00 mi12121+2583232+1043232+1047191(Top 25%)1546(Top 13%)1546(Top 28%)
40K24.85 mi0.85 mi11892+2293156+763156+766874(Top 24%)1514(Top 12%)1514(Top 28%)
25.2M25.20 mi0.35 mi11768+1243099+573099+575686(Top 20%)1149(Top 9%)1149(Top 21%)
Finish26.22 mi1.02 mi11522+2463017+823017+827163(Top 25%)1722(Top 14%)1722(Top 31%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 50%
×21story building
+97ft-345ft

Overall

14279

Females

4182

F18-39

4182

5K→10K

3.1 - 6.2 mi

Top 57%
×5story building
+79ft-138ft

Overall

16158

Females

5212

F18-39

5212

10K→15K

6.2 - 9.3 mi

Top 50%
×3story building
+67ft-78ft

Overall

14279

Females

4182

F18-39

4182

15K→20K

9.3 - 12.4 mi

Top 45%
×5story building
+106ft-86ft

Overall

12826

Females

3447

F18-39

3447

20K→Half

12.4 - 13.1 mi

Top 47%
×2story building
+19ft-37ft

Overall

13373

Females

3684

F18-39

3684

Half→25K

13.1 - 15.5 mi

Top 44%
×4story building
+66ft-88ft

Overall

12590

Females

3444

F18-39

3444

25K→30K

15.5 - 18.6 mi

Top 37%
×9story building
+181ft-148ft

Overall

10620

Females

2609

F18-39

2609

30K→20M

18.6 - 20.0 mi

Top 33%
×5story building
+64ft-50ft

Overall

9405

Females

2184

F18-39

2184

20M→21M

20.0 - 21.0 mi

Top 27%
×8story building
+106ft-24ft

Overall

7685

Females

1594

F18-39

1594

21M→35K

21.0 - 21.8 mi

Top 29%
×7story building
+17ft-86ft

Overall

8283

Females

1811

F18-39

1811

35K→23M

21.8 - 23.0 mi

Top 27%
×5story building
+23ft-63ft

Overall

7739

Females

1717

F18-39

1717

23M→24M

23.0 - 24.0 mi

Top 25%
×6story building
+12ft-82ft

Overall

7191

Females

1546

F18-39

1546

24M→40K

24.0 - 24.9 mi

Top 24%
×1story
+6ft-20ft

Overall

6874

Females

1514

F18-39

1514

40K→25.2M

24.9 - 25.2 mi

Top 20%
×1story
+13ft-16ft

Overall

5686

Females

1149

F18-39

1149

25.2M→Finish

25.2 - 26.2 mi

Top 25%
×2story building
+22ft-21ft

Overall

7163

Females

1722

F18-39

1722

Passing Analysis

Category:
Athletes Passed
5596
Passed By
203
Net Change
+5393
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#16915
5K → 10K539145+394#16915#16521
10K → 15K77215+757#16521#15764
15K → 20K8142+812#15764#14952
20K → Half868+78#14952#14874
Half → 25K4348+426#14874#14448
25K → 30K7925+787#14448#13661
30K → 20M3613+358#13661#13303
20M → 21M3792+377#13303#12926
21M → 35K1721+171#12926#12755
35K → 23M3760+376#12755#12379
23M → 24M2613+258#12379#12121
24M → 40K2312+229#12121#11892
40K → 25.2M1240+124#11892#11768
25.2M → Finish2559+246#11768#11522
TOTALS5596203+5393
📊

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