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BOSTON MARATHON 2025

Elsa Forsberg

Bib: 9824•F

NE

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 21%
Gender (Female)
#0 / 12228
Top 6%
Division (F18-39)
#0 / 5469
Top 11%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:53
Rank: #8169
Start → 5K
21:53 | 7:03/mi
10K· 6.21 mi
43:45
Rank: #8179 (-10)
5K → 10K
21:52 | 7:02/mi
15K· 9.32 mi
1:05:20
Rank: #7822 (+357)
10K → 15K
21:35 | 6:57/mi
20K· 12.43 mi
1:26:42
Rank: #7341 (+481)
15K → 20K
21:22 | 6:53/mi
Half· 13.11 mi
1:31:10
Rank: #7199 (+142)
20K → Half
4:28 | 6:33/mi
25K· 15.53 mi
1:47:49
Rank: #6864 (+335)
Half → 25K
16:39 | 6:52/mi
30K· 18.64 mi
2:11:33
Rank: #7048 (-184)
25K → 30K
23:44 | 7:38/mi
20M
2:21:14
Rank: #6772 (+276)
30K → 20M
9:41 | 7:08/mi
21M
2:28:42
Rank: #6581 (+191)
20M → 21M
7:28 | 7:28/mi
35K· 21.75 mi
2:33:53
Rank: #6476 (+105)
21M → 35K
5:11 | 6:56/mi
23M
2:43:01
Rank: #6339 (+137)
35K → 23M
9:08 | 7:18/mi
24M
2:50:13
Rank: #6268 (+71)
23M → 24M
7:12 | 7:12/mi
40K· 24.85 mi
2:56:30
Rank: #6202 (+66)
24M → 40K
6:17 | 7:21/mi
25.2M
2:59:11
Rank: #6147 (+55)
40K → 25.2M
2:41 | 7:47/mi
Finish· 26.22 mi
3:06:22
Rank: #6091 (+56)
25.2M → Finish
7:11 | 7:03/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:31:10
Pace6:57 /mi
2nd Half
Distance13.11 mi
Time1:35:12
Pace7:16 /mi
📊Positive Split: 4.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:50:3621:537:0321:53
7:03
-
10K
6.21 mi11:12:2843:457:0221:52
7:02
-0:01
15K
9.32 mi11:34:031:05:207:0121:35
6:57
-0:05
20K
12.43 mi11:55:251:26:426:5921:22
6:53
-0:04
Half
13.11 mi11:59:531:31:106:574:28
6:33
-0:20
25K
15.53 mi12:16:321:47:496:5616:39
6:52
+0:19
30K
18.64 mi12:40:162:11:337:0323:44
7:38
+0:46
20M
20.00 mi12:49:572:21:147:049:41
7:08
-0:30
21M
21.00 mi12:57:252:28:427:057:28
7:28
+0:20
35K
21.75 mi13:02:362:33:537:055:11
6:56
-0:32
23M
23.00 mi13:11:442:43:017:059:08
7:18
+0:22
24M
24.00 mi13:18:562:50:137:067:12
7:12
-0:06
40K
24.85 mi13:25:132:56:307:066:17
7:21
+0:09
25.2M
25.20 mi13:27:542:59:117:072:41
7:47
+0:26
Finish
26.22 mi13:35:053:06:227:077:11
7:03
-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

6:33 /mi

Average Pace

7:07 /mi

Slowest Pace

7:47 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:17:04

74% of race

Time at Steady Pace

46:37

25% of race

Time at Slower Pace

2:41

1% of race

Average Pace: 7:06 /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 mi10:50:3621:537:0321:53
7:03
#8169
10K
6.21 mi11:12:2843:457:0221:52
7:02
#8179
15K
9.32 mi11:34:031:05:207:0121:35
6:57
#7822
20K
12.43 mi11:55:251:26:426:5921:22
6:53
#7341
Half
13.11 mi11:59:531:31:106:574:28
6:33
#7199
25K
15.53 mi12:16:321:47:496:5616:39
6:52
#6864
30K
18.64 mi12:40:162:11:337:0323:44
7:38
#7048
20M
20.00 mi12:49:572:21:147:049:41
7:08
#6772
21M
21.00 mi12:57:252:28:427:057:28
7:28
#6581
35K
21.75 mi13:02:362:33:537:055:11
6:56
#6476
23M
23.00 mi13:11:442:43:017:059:08
7:18
#6339
24M
24.00 mi13:18:562:50:137:067:12
7:12
#6268
40K
24.85 mi13:25:132:56:307:066:17
7:21
#6202
25.2M
25.20 mi13:27:542:59:117:072:41
7:47
#6147
Finish
26.22 mi13:35:053:06:227:077:11
7:03
#6091
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi8169103710377294(Top 26%)806(Top 7%)806(Top 15%)
10K6.21 mi3.10 mi8179-101057-201057-208217(Top 29%)1078(Top 9%)1078(Top 20%)
15K9.32 mi3.11 mi7822+357941+116941+1167294(Top 26%)806(Top 7%)806(Top 15%)
20K12.43 mi3.11 mi7341+481805+136805+1366040(Top 21%)559(Top 5%)559(Top 10%)
Half13.11 mi0.68 mi7199+142765+40765+404093(Top 14%)249(Top 2%)249(Top 5%)
25K15.53 mi2.42 mi6864+335704+61704+615438(Top 19%)481(Top 4%)481(Top 9%)
30K18.64 mi3.11 mi7048-184785-81785-818746(Top 31%)1716(Top 14%)1716(Top 31%)
20M20.00 mi1.36 mi6772+276745+40745+404837(Top 17%)471(Top 4%)471(Top 9%)
21M21.00 mi1.00 mi6581+191720+25720+254480(Top 16%)480(Top 4%)480(Top 9%)
35K21.75 mi0.75 mi6476+105702+18702+184976(Top 18%)607(Top 5%)607(Top 11%)
23M23.00 mi1.25 mi6339+137691+11691+115458(Top 19%)804(Top 7%)804(Top 15%)
24M24.00 mi1.00 mi6268+71692-1692-15844(Top 21%)1001(Top 8%)1001(Top 18%)
40K24.85 mi0.85 mi6202+666926925935(Top 21%)1105(Top 9%)1105(Top 20%)
25.2M25.20 mi0.35 mi6147+55689+3689+34845(Top 17%)812(Top 7%)812(Top 15%)
Finish26.22 mi1.02 mi6091+56697-8697-86080(Top 21%)1277(Top 10%)1277(Top 23%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 26%
×21stories
+97ft-345ft

Overall

7294

Females

806

F18-39

806

5K→10K

3.1 - 6.2 mi

Top 29%
×5stories
+79ft-138ft

Overall

8217

Females

1078

F18-39

1078

10K→15K

6.2 - 9.3 mi

Top 26%
×3stories
+67ft-78ft

Overall

7294

Females

806

F18-39

806

15K→20K

9.3 - 12.4 mi

Top 21%
×5stories
+106ft-86ft

Overall

6040

Females

559

F18-39

559

20K→Half

12.4 - 13.1 mi

Top 14%
×2stories
+19ft-37ft

Overall

4093

Females

249

F18-39

249

Half→25K

13.1 - 15.5 mi

Top 19%
×4stories
+66ft-88ft

Overall

5438

Females

481

F18-39

481

25K→30K

15.5 - 18.6 mi

Top 31%
×9stories
+181ft-148ft

Overall

8746

Females

1716

F18-39

1716

30K→20M

18.6 - 20.0 mi

Top 17%
×5stories
+64ft-50ft

Overall

4837

Females

471

F18-39

471

20M→21M

20.0 - 21.0 mi

Top 16%
×8stories
+106ft-24ft

Overall

4480

Females

480

F18-39

480

21M→35K

21.0 - 21.8 mi

Top 18%
×7stories
+17ft-86ft

Overall

4976

Females

607

F18-39

607

35K→23M

21.8 - 23.0 mi

Top 19%
×5stories
+23ft-63ft

Overall

5458

Females

804

F18-39

804

23M→24M

23.0 - 24.0 mi

Top 21%
×6stories
+12ft-82ft

Overall

5844

Females

1001

F18-39

1001

24M→40K

24.0 - 24.9 mi

Top 21%
×1story
+6ft-20ft

Overall

5935

Females

1105

F18-39

1105

40K→25.2M

24.9 - 25.2 mi

Top 17%
×1story
+13ft-16ft

Overall

4845

Females

812

F18-39

812

25.2M→Finish

25.2 - 26.2 mi

Top 21%
×2stories
+22ft-21ft

Overall

6080

Females

1277

F18-39

1277

Passing Analysis

Category:
Athletes Passed
2760
Passed By
682
Net Change
+2078
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#8169
5K → 10K212222-10#8169#8179
10K → 15K38023+357#8179#7822
15K → 20K4832+481#7822#7341
20K → Half1420+142#7341#7199
Half → 25K3405+335#7199#6864
25K → 30K126310-184#6864#7048
30K → 20M2815+276#7048#6772
20M → 21M1965+191#6772#6581
21M → 35K1127+105#6581#6476
35K → 23M15619+137#6476#6339
23M → 24M9322+71#6339#6268
24M → 40K8721+66#6268#6202
40K → 25.2M605+55#6202#6147
25.2M → Finish9236+56#6147#6091
TOTALS2760682+2078
📊

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