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BOSTON MARATHON 2026

Jennifer Nevins

Bib: 21601•F

PA

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0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Gender (Female)
#0 / 12578
Masters (Masters Women)
#0 / 6862
Top 40%
Age Group (F45-49)
#0 / 1786
Race Day Weather
51°/41°F
overcast clouds

Race Timeline and Course Information

Your journey through the course with elevation, pacing, and checkpoint details

⏱️ Race Timeline

Watch your race unfold from start to finish

Start
0:00:00
Race begins
5K
27:12
3.11 mi
Rank: #21467
Start → 5K
27:12 | 8:46/mi
10K
53:39
6.21 mi
Rank: #20952 (+515)
5K → 10K
26:27 | 8:31/mi
15K
1:19:11
9.32 mi
Rank: #20114 (+838)
10K → 15K
25:32 | 8:14/mi
20K
1:45:00
12.43 mi
Rank: #19630 (+484)
15K → 20K
25:49 | 8:19/mi
HALF
1:50:33
13.11 mi
Rank: #19560 (+70)
20K → HALF
5:33 | 8:09/mi
25K
2:10:18
15.53 mi
Rank: #19091 (+469)
HALF → 25K
19:45 | 8:09/mi
30K
2:35:53
18.64 mi
Rank: #18415 (+676)
25K → 30K
25:35 | 8:15/mi
20M
2:47:06
20.00 mi
Rank: #18122 (+293)
30K → 20M
11:13 | 8:16/mi
21M
2:56:10
21.00 mi
Rank: #18012 (+110)
20M → 21M
9:04 | 9:04/mi
35K
3:02:18
21.75 mi
Rank: #17926 (+86)
21M → 35K
6:08 | 8:12/mi
23M
3:12:45
23.00 mi
Rank: #17718 (+208)
35K → 23M
10:27 | 8:22/mi
24M
3:20:55
24.00 mi
Rank: #17577 (+141)
23M → 24M
8:10 | 8:10/mi
40K
3:28:26
24.85 mi
Rank: #17540 (+37)
24M → 40K
7:31 | 8:48/mi
25.2M
3:31:47
25.20 mi
Rank: #17550 (-10)
40K → 25.2M
3:21 | 9:43/mi
FINISH
3:40:46
26.22 mi
Rank: #17644 (-94)
25.2M → FINISH
8:59 | 8:49/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st Half⚖️ Balanced
via HALF
Distance13.11 mi
Time1:50:33
Pace8:26 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:50:13
Pace8:25 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:28:3627:128:4627:12
8:46
-
10K
6.21 mi11:55:0353:398:3926:27
8:31
-0:15
15K
9.32 mi12:20:351:19:118:3025:32
8:14
-0:17
20K
12.43 mi12:46:241:45:008:2725:49
8:19
+0:05
HALF
13.11 mi12:51:571:50:338:265:33
8:09
-0:10
25K
15.53 mi13:11:422:10:188:2419:45
8:09
0:00
30K
18.64 mi13:37:172:35:538:2225:35
8:15
+0:06
20M
20.00 mi13:48:302:47:068:2211:13
8:16
+0:01
21M
21.00 mi13:57:342:56:108:249:04
9:04
+0:48
35K
21.75 mi14:03:423:02:188:236:08
8:12
-0:52
23M
23.00 mi14:14:093:12:458:2310:27
8:22
+0:10
24M
24.00 mi14:22:193:20:558:238:10
8:10
-0:12
40K
24.85 mi14:29:503:28:268:247:31
8:48
+0:38
25.2M
25.20 mi14:33:113:31:478:253:21
9:43
+0:55
FINISH
26.22 mi14:42:103:40:468:268:59
8:49
-0:54

Checkpoint Splits Visualizations

Explore your race data through different visual perspectives. Scroll to discover each visualization.

📈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

8:09 /mi

Average Pace

8:26 /mi

Slowest Pace

9:43 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Bar length shows time spent in each segment. Colors mark your faster to slower segments, relative to your own pace.

Time at Faster Pace

3:28:21

94% of race

Time at Steady Pace

9:04

4% of race

Time at Slower Pace

3:21

2% of race

Average Pace: 8:25 /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

Enhanced split table showing pace trends through mini sparkline visualizations.

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi11:28:3627:128:4627:12
8:46
#21467
10K
6.21 mi11:55:0353:398:3926:27
8:31
#20952
15K
9.32 mi12:20:351:19:118:3025:32
8:14
#20114
20K
12.43 mi12:46:241:45:008:2725:49
8:19
#19630
HALF
13.11 mi12:51:571:50:338:265:33
8:09
#19560
25K
15.53 mi13:11:422:10:188:2419:45
8:09
#19091
30K
18.64 mi13:37:172:35:538:2225:35
8:15
#18415
20M
20.00 mi13:48:302:47:068:2211:13
8:16
#18122
21M
21.00 mi13:57:342:56:108:249:04
9:04
#18012
35K
21.75 mi14:03:423:02:188:236:08
8:12
#17926
23M
23.00 mi14:14:093:12:458:2310:27
8:22
#17718
24M
24.00 mi14:22:193:20:558:238:10
8:10
#17577
40K
24.85 mi14:29:503:28:268:247:31
8:48
#17540
25.2M
25.20 mi14:33:113:31:478:253:21
9:43
#17550
FINISH
26.22 mi14:42:103:40:468:268:59
8:49
#17644
Faster pace
Steady pace
Slower pace

Rankings

Your position at each checkpoint and how you ranked in each segment

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi214678429842918458(Top 64%)6735(Top 54%)6735(Top 377%)
10K6.21 mi3.10 mi20952+5158119+3108119+31020426(Top 70%)7817(Top 62%)7817(Top 438%)
15K9.32 mi3.11 mi20114+8387672+4477672+44718458(Top 64%)6735(Top 54%)6735(Top 377%)
20K12.43 mi3.11 mi19630+4847415+2577415+25718175(Top 63%)6617(Top 53%)6617(Top 370%)
HALF13.11 mi0.68 mi19560+707370+457370+4518100(Top 62%)6528(Top 52%)6528(Top 366%)
25K15.53 mi2.42 mi19091+4697124+2467124+24616455(Top 57%)5689(Top 45%)5689(Top 319%)
30K18.64 mi3.11 mi18415+6766777+3476777+34715172(Top 52%)5070(Top 40%)5070(Top 284%)
20M20.00 mi1.36 mi18122+2936634+1436634+14314678(Top 51%)4876(Top 39%)4876(Top 273%)
21M21.00 mi1.00 mi18012+1106587+476587+4716505(Top 57%)5974(Top 47%)5974(Top 334%)
35K21.75 mi0.75 mi17926+866544+436544+4315857(Top 55%)5686(Top 45%)5686(Top 318%)
23M23.00 mi1.25 mi17718+2086458+866458+8614818(Top 51%)5182(Top 41%)5182(Top 290%)
24M24.00 mi1.00 mi17577+1416392+666392+6614904(Top 51%)5293(Top 42%)5293(Top 296%)
40K24.85 mi0.85 mi17540+376387+56387+517383(Top 60%)6724(Top 53%)6724(Top 376%)
25.2M25.20 mi0.35 mi17550-106400-136400-1318300(Top 63%)7192(Top 57%)7192(Top 403%)
FINISH26.22 mi1.02 mi17644-946479-796479-7919719(Top 68%)7937(Top 63%)7937(Top 444%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 64%
×21
+97ft-345ft

Overall

18458

Females

6735

F45-49

6735

5K→10K

3.1 - 6.2 mi

Top 70%
×5
+79ft-138ft

Overall

20426

Females

7817

F45-49

7817

10K→15K

6.2 - 9.3 mi

Top 64%
×3
+67ft-78ft

Overall

18458

Females

6735

F45-49

6735

15K→20K

9.3 - 12.4 mi

Top 63%
×5
+106ft-86ft

Overall

18175

Females

6617

F45-49

6617

20K→HALF

12.4 - 13.1 mi

Top 62%
×2
+19ft-37ft

Overall

18100

Females

6528

F45-49

6528

HALF→25K

13.1 - 15.5 mi

Top 57%
×4
+66ft-88ft

Overall

16455

Females

5689

F45-49

5689

25K→30K

15.5 - 18.6 mi

Top 52%
×9
+181ft-148ft

Overall

15172

Females

5070

F45-49

5070

30K→20M

18.6 - 20.0 mi

Top 51%
×5
+64ft-50ft

Overall

14678

Females

4876

F45-49

4876

20M→21M

20.0 - 21.0 mi

Top 57%
×8
+106ft-24ft

Overall

16505

Females

5974

F45-49

5974

21M→35K

21.0 - 21.8 mi

Top 55%
×7
+17ft-86ft

Overall

15857

Females

5686

F45-49

5686

35K→23M

21.8 - 23.0 mi

Top 51%
×5
+23ft-63ft

Overall

14818

Females

5182

F45-49

5182

23M→24M

23.0 - 24.0 mi

Top 51%
×6
+12ft-82ft

Overall

14904

Females

5293

F45-49

5293

24M→40K

24.0 - 24.9 mi

Top 60%
×1
+6ft-20ft

Overall

17383

Females

6724

F45-49

6724

40K→25.2M

24.9 - 25.2 mi

Top 63%
×1
+13ft-16ft

Overall

18300

Females

7192

F45-49

7192

25.2M→FINISH

25.2 - 26.2 mi

Top 68%
×2
+22ft-21ft

Overall

19719

Females

7937

F45-49

7937

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
4262*
Passed By
439
Net Change
+3823
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#21467
5K → 10K645*130+515#21467#20952
10K → 15K853*15+838#20952#20114
15K → 20K494*10+484#20114#19630
20K → HALF744+70#19630#19560
HALF → 25K470*1+469#19560#19091
25K → 30K679*3+676#19091#18415
30K → 20M295*2+293#18415#18122
20M → 21M13828+110#18122#18012
21M → 35K9913+86#18012#17926
35K → 23M214*6+208#17926#17718
23M → 24M1498+141#17718#17577
24M → 40K8447+37#17577#17540
40K → 25.2M3242-10#17540#17550
25.2M → FINISH36130-94#17550#17644
TOTALS4262*439+3823

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

Passing Analysis Visualizations

Explore your passing analysis through 5 different visualizations. Scroll to discover each one.

Time:
Category:

📈Position Graph

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🎨Heatmap Timeline

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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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Qualifying & Age Grade

See how your performance stacks up against qualifying standards

OTQ

Olympic Trials Qualifying analysis available

Activity Data

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing