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BOSTON MARATHON 2025

Jasmine Johnson

Bib: 20021•F

TX

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 48%
Gender (Female)
#0 / 12228
Top 34%
Masters (Masters Women)
#0 / 6759
Top 19%
Division (F40-44)
#0 / 1718
Top 39%
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
7:57/mi
24:42
↑ 97↓ 3451.5%
10K· 6.21 mi
7:53/mi
49:11
↑ 79↓ 1380.4%
15K· 9.32 mi
7:52/mi
1:13:36
↑ 67↓ 78
20K· 12.43 mi
7:52/mi
1:38:02
↑ 106↓ 860.1%
Half· 13.11 mi
7:50/mi
1:43:23
↑ 19↓ 370.5%
25K· 15.53 mi
7:57/mi
2:02:39
↑ 66↓ 880.2%
30K· 18.64 mi
8:15/mi
2:28:16
↑ 181↓ 1480.2%
20M
8:24/mi
2:39:41
↑ 64↓ 500.2%
21M
9:11/mi
2:48:52
↑ 106↓ 241.6%
35K· 21.75 mi
7:40/mi
2:54:36
↑ 17↓ 861.7%
23M
8:17/mi
3:04:58
↑ 23↓ 630.6%
24M
8:05/mi
3:13:03
↓ 821.3%
40K· 24.85 mi
8:17/mi
3:20:08
↓ 200.3%
25.2M
9:25/mi
3:23:23
↑ 13↓ 160.2%
Finish· 26.22 mi
8:08/mi
3:31:40
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:43:23
Pace7:53 /mi
2nd Half
Distance13.11 mi
Time1:48:17
Pace8:16 /mi
📊Positive Split: 4.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:18:1424:427:5724:42
7:57
-
10K
6.21 mi11:42:4349:117:5524:29
7:53
-0:04
15K
9.32 mi12:07:081:13:367:5424:25
7:52
-0:01
20K
12.43 mi12:31:341:38:027:5324:26
7:52
0:00
Half
13.11 mi12:36:551:43:237:535:21
7:50
-0:02
25K
15.53 mi12:56:112:02:397:5419:16
7:57
+0:07
30K
18.64 mi13:21:482:28:167:5725:37
8:15
+0:18
20M
20.00 mi13:33:132:39:417:5911:25
8:24
+0:09
21M
21.00 mi13:42:242:48:528:029:11
9:11
+0:47
35K
21.75 mi13:48:082:54:368:025:44
7:40
-1:31
23M
23.00 mi13:58:303:04:588:0310:22
8:17
+0:37
24M
24.00 mi14:06:353:13:038:038:05
8:05
-0:12
40K
24.85 mi14:13:403:20:088:037:05
8:17
+0:12
25.2M
25.20 mi14:16:553:23:238:043:15
9:25
+1:08
Finish
26.22 mi14:25:123:31:408:058:17
8:08
-1:17

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

7:40 /mi

Average Pace

8:05 /mi

Slowest Pace

9:25 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

11:05

5% of race

Time at Steady Pace

2:56:44

83% of race

Time at Slower Pace

23:51

11% of race

Average Pace: 8:04 /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 mi11:18:1424:427:5724:42
7:57
#16199
10K
6.21 mi11:42:4349:117:5524:29
7:53
#15831
15K
9.32 mi12:07:081:13:367:5424:25
7:52
#15467
20K
12.43 mi12:31:341:38:027:5324:26
7:52
#14988
Half
13.11 mi12:36:551:43:237:535:21
7:50
#14979
25K
15.53 mi12:56:112:02:397:5419:16
7:57
#14684
30K
18.64 mi13:21:482:28:167:5725:37
8:15
#14318
20M
20.00 mi13:33:132:39:417:5911:25
8:24
#14192
21M
21.00 mi13:42:242:48:528:029:11
9:11
#14197
35K
21.75 mi13:48:082:54:368:025:44
7:40
#14002
23M
23.00 mi13:58:303:04:588:0310:22
8:17
#13857
24M
24.00 mi14:06:353:13:038:038:05
8:05
#13755
40K
24.85 mi14:13:403:20:088:037:05
8:17
#13660
25.2M
25.20 mi14:16:553:23:238:043:15
9:25
#13667
Finish
26.22 mi14:25:123:31:408:058:17
8:08
#13660
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi161995262526214902(Top 52%)4529(Top 37%)4529(Top 264%)
10K6.21 mi3.10 mi15831+3685036+2265036+22615534(Top 55%)4850(Top 40%)4850(Top 282%)
15K9.32 mi3.11 mi15467+3644826+2104826+21014902(Top 52%)4529(Top 37%)4529(Top 264%)
20K12.43 mi3.11 mi14988+4794579+2474579+24713808(Top 49%)3989(Top 33%)3989(Top 232%)
Half13.11 mi0.68 mi14979+94581-24581-214651(Top 52%)4418(Top 36%)4418(Top 257%)
25K15.53 mi2.42 mi14684+2954437+1444437+14413502(Top 48%)3942(Top 32%)3942(Top 229%)
30K18.64 mi3.11 mi14318+3664290+1474290+14713152(Top 46%)3921(Top 32%)3921(Top 228%)
20M20.00 mi1.36 mi14192+1264238+524238+5213180(Top 46%)4072(Top 33%)4072(Top 237%)
21M21.00 mi1.00 mi14197-54269-314269-3114543(Top 51%)4909(Top 40%)4909(Top 286%)
35K21.75 mi0.75 mi14002+1954188+814188+819873(Top 35%)2565(Top 21%)2565(Top 149%)
23M23.00 mi1.25 mi13857+1454146+424146+4211949(Top 42%)3716(Top 30%)3716(Top 216%)
24M24.00 mi1.00 mi13755+1024123+234123+2311827(Top 42%)3722(Top 30%)3722(Top 217%)
40K24.85 mi0.85 mi13660+954094+294094+2912088(Top 43%)3961(Top 32%)3961(Top 231%)
25.2M25.20 mi0.35 mi13667-74113-194113-1914186(Top 50%)5106(Top 42%)5106(Top 297%)
Finish26.22 mi1.02 mi13660+74131-184131-1813810(Top 49%)4856(Top 40%)4856(Top 283%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 52%
×21story building
+97ft-345ft

Overall

14902

Females

4529

F40-44

4529

5K→10K

3.1 - 6.2 mi

Top 55%
×5story building
+79ft-138ft

Overall

15534

Females

4850

F40-44

4850

10K→15K

6.2 - 9.3 mi

Top 52%
×3story building
+67ft-78ft

Overall

14902

Females

4529

F40-44

4529

15K→20K

9.3 - 12.4 mi

Top 49%
×5story building
+106ft-86ft

Overall

13808

Females

3989

F40-44

3989

20K→Half

12.4 - 13.1 mi

Top 52%
×2story building
+19ft-37ft

Overall

14651

Females

4418

F40-44

4418

Half→25K

13.1 - 15.5 mi

Top 48%
×4story building
+66ft-88ft

Overall

13502

Females

3942

F40-44

3942

25K→30K

15.5 - 18.6 mi

Top 46%
×9story building
+181ft-148ft

Overall

13152

Females

3921

F40-44

3921

30K→20M

18.6 - 20.0 mi

Top 46%
×5story building
+64ft-50ft

Overall

13180

Females

4072

F40-44

4072

20M→21M

20.0 - 21.0 mi

Top 51%
×8story building
+106ft-24ft

Overall

14543

Females

4909

F40-44

4909

21M→35K

21.0 - 21.8 mi

Top 35%
×7story building
+17ft-86ft

Overall

9873

Females

2565

F40-44

2565

35K→23M

21.8 - 23.0 mi

Top 42%
×5story building
+23ft-63ft

Overall

11949

Females

3716

F40-44

3716

23M→24M

23.0 - 24.0 mi

Top 42%
×6story building
+12ft-82ft

Overall

11827

Females

3722

F40-44

3722

24M→40K

24.0 - 24.9 mi

Top 43%
×1story
+6ft-20ft

Overall

12088

Females

3961

F40-44

3961

40K→25.2M

24.9 - 25.2 mi

Top 50%
×1story
+13ft-16ft

Overall

14186

Females

5106

F40-44

5106

25.2M→Finish

25.2 - 26.2 mi

Top 49%
×2story building
+22ft-21ft

Overall

13810

Females

4856

F40-44

4856

Passing Analysis

Category:
Athletes Passed
3305
Passed By
766
Net Change
+2539
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#16199
5K → 10K522154+368#16199#15831
10K → 15K42258+364#15831#15467
15K → 20K50122+479#15467#14988
20K → Half4536+9#14988#14979
Half → 25K33338+295#14979#14684
25K → 30K44377+366#14684#14318
30K → 20M17650+126#14318#14192
20M → 21M114119-5#14192#14197
21M → 35K1983+195#14197#14002
35K → 23M18843+145#14002#13857
23M → 24M13129+102#13857#13755
24M → 40K13338+95#13755#13660
40K → 25.2M3441-7#13660#13667
25.2M → Finish6558+7#13667#13660
TOTALS3305766+2539
📊

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