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BOSTON MARATHON 2025

Elsa Josefine Johnsson

Bib: 31659 F SE

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 11%
Gender (Female)
#0 / 12228
Top 1%
Division (F18-39)
#0 / 5469
Top 3%
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
6:32/mi
20:17
↑ 97↓ 3451.5%
220 ft elev
10K· 6.21 mi
6:35/mi
40:43
↑ 79↓ 1380.4%
157 ft elev
15K· 9.32 mi
6:36/mi
1:01:13
↑ 67↓ 78
146 ft elev
20K· 12.43 mi
6:40/mi
1:21:57
↑ 106↓ 860.1%
165 ft elev
Half· 13.11 mi
6:33/mi
1:26:25
↑ 19↓ 370.5%
148 ft elev
25K· 15.53 mi
6:35/mi
1:42:22
↑ 66↓ 880.2%
127 ft elev
30K· 18.64 mi
6:45/mi
2:03:21
↑ 181↓ 1480.2%
138 ft elev
20M
6:49/mi
2:12:37
↑ 64↓ 500.2%
148 ft elev
21M
7:08/mi
2:19:45
↑ 106↓ 241.6%
227 ft elev
35K· 21.75 mi
6:25/mi
2:24:33
↑ 17↓ 861.7%
156 ft elev
23M
6:44/mi
2:32:59
↑ 23↓ 630.6%
116 ft elev
24M
6:32/mi
2:39:31
↓ 821.3%
34 ft elev
40K· 24.85 mi
6:45/mi
2:45:17
↓ 200.3%
20 ft elev
25.2M
7:18/mi
2:47:48
↑ 13↓ 160.2%
18 ft elev
Finish· 26.22 mi
6:38/mi
2:54:34
↑ 22↓ 21
17 ft elev
Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent

The Course

Half Splits

1st Half· via Half
1:26:256:36 /mi⚡ faster
2nd Half
1:28:096:43 /mi+2.0%
Positive split — 2.0% slower in the second half
Is this your race?

Your race, unpacked

See your splits, ranks & AI insights.

Checkpoint Splits

CheckpointTimeAvg PaceSegment LengthSegment TimeSegment PaceTrendDiff
5K
20:176:323.11 mi20:17
6:32
-
10K
40:436:333.10 mi20:26
6:35
+0:03
15K
1:01:136:343.11 mi20:30
6:36
+0:01
20K
1:21:576:363.11 mi20:44
6:40
+0:04
Half(13.11 mi)
1:26:256:360.68 mi4:28
6:33
-0:07
25K
1:42:226:352.42 mi15:57
6:35
+0:02
30K
2:03:216:373.11 mi20:59
6:45
+0:10
20M
2:12:376:381.36 mi9:16
6:49
+0:04
21M
2:19:456:391.00 mi7:08
7:08
+0:19
35K
2:24:336:390.75 mi4:48
6:25
-0:43
23M
2:32:596:391.25 mi8:26
6:44
+0:19
24M
2:39:316:391.00 mi6:32
6:32
-0:12
40K
2:45:176:390.85 mi5:46
6:45
+0:13
25.2M
2:47:486:400.35 mi2:31
7:18
+0:33
Finish(26.22 mi)
2:54:346:401.02 mi6:46
6:38
-0:40
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

6:25 /mi

Average Pace

6:40 /mi

Slowest Pace

7:18 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

2:44:55

94% of race

Time at Steady Pace

9:39

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:39 /mi

Loading chart...
Faster pace (< avg)
Steady pace (≈ avg)
Slower pace (> avg)

Heatmap

Loading...
0mi6.6mi13.1mi19.7mi26.2mi
Pace:
Faster
Steady
Slower

Checkpoint and Segment Rankings

CheckpointSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi40642242244226244244
10K3.10 mi4161-97235-11235-114292250250
15K3.11 mi4163-2234+1234+14226244244
20K3.11 mi4128+35238-4238-44218254254
Half(13.11 mi)0.68 mi4104+24235+3235+34071227227
25K2.42 mi3931+173219+16219+163352175175
30K3.11 mi3749+182206+13206+133176190190
20M1.36 mi3655+94202+4202+43078202202
21M1.00 mi3586+69200+2200+22856198198
35K0.75 mi3482+104188+12188+122132129129
23M1.25 mi3357+125183+5183+52433169169
24M1.00 mi3259+98180+3180+32218156156
40K0.85 mi3197+62177+3177+32626225225
25.2M0.35 mi3156+411771772605267267
Finish(26.22 mi)1.02 mi3137+19174+3174+33589443443

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 15%
×21story building
+97ft-345ft

Overall

4226

Females

244

F18-39

244

5K→10K

3.1 - 6.2 mi

Top 15%
×5story building
+79ft-138ft

Overall

4292

Females

250

F18-39

250

10K→15K

6.2 - 9.3 mi

Top 15%
×3story building
+67ft-78ft

Overall

4226

Females

244

F18-39

244

15K→20K

9.3 - 12.4 mi

Top 15%
×5story building
+106ft-86ft

Overall

4218

Females

254

F18-39

254

20K→Half

12.4 - 13.1 mi

Top 14%
×2story building
+19ft-37ft

Overall

4071

Females

227

F18-39

227

Half→25K

13.1 - 15.5 mi

Top 12%
×4story building
+66ft-88ft

Overall

3352

Females

175

F18-39

175

25K→30K

15.5 - 18.6 mi

Top 11%
×9story building
+181ft-148ft

Overall

3176

Females

190

F18-39

190

30K→20M

18.6 - 20.0 mi

Top 11%
×5story building
+64ft-50ft

Overall

3078

Females

202

F18-39

202

20M→21M

20.0 - 21.0 mi

Top 10%
×8story building
+106ft-24ft

Overall

2856

Females

198

F18-39

198

21M→35K

21.0 - 21.8 mi

Top 8%
×7story building
+17ft-86ft

Overall

2132

Females

129

F18-39

129

35K→23M

21.8 - 23.0 mi

Top 9%
×5story building
+23ft-63ft

Overall

2433

Females

169

F18-39

169

23M→24M

23.0 - 24.0 mi

Top 8%
×6story building
+12ft-82ft

Overall

2218

Females

156

F18-39

156

24M→40K

24.0 - 24.9 mi

Top 9%
×1story
+6ft-20ft

Overall

2626

Females

225

F18-39

225

40K→25.2M

24.9 - 25.2 mi

Top 9%
×1story
+13ft-16ft

Overall

2605

Females

267

F18-39

267

25.2M→Finish

25.2 - 26.2 mi

Top 13%
×2story building
+22ft-21ft

Overall

3589

Females

443

F18-39

443

Passing Analysis

Category:
Passed
1471
Passed By
544
Net Change
+927
SegmentPassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#4064
5K → 10K111208-97#4064#4161
10K → 15K8991-2#4161#4163
15K → 20K12287+35#4163#4128
20K → Half3511+24#4128#4104
Half → 25K18310+173#4104#3931
25K → 30K21533+182#3931#3749
30K → 20M10511+94#3749#3655
20M → 21M8516+69#3655#3586
21M → 35K1040+104#3586#3482
35K → 23M13611+125#3482#3357
23M → 24M1046+98#3357#3259
24M → 40K7513+62#3259#3197
40K → 25.2M476+41#3197#3156
25.2M → Finish6041+19#3156#3137
TOTALS1471544+927

Passing Charts

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