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BOSTON MARATHON 2026

Cindy Mercier

Bib: 20887•F

QC

Boston Marathon logo
0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Top 47%
Gender (Female)
#0 / 12578
Top 33%
Masters (Masters Women)
#0 / 6862
Top 17%
Age Group (F45-49)
#0 / 1786
Top 18%
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
24:00
3.11 mi
Rank: #14786
Start → 5K
24:00 | 7:44/mi
10K
47:32
6.21 mi
Rank: #14177 (+609)
5K → 10K
23:32 | 7:35/mi
15K
1:11:11
9.32 mi
Rank: #13973 (+204)
10K → 15K
23:39 | 7:37/mi
20K
1:34:56
12.43 mi
Rank: #13759 (+214)
15K → 20K
23:45 | 7:39/mi
HALF
1:39:58
13.11 mi
Rank: #13666 (+93)
20K → HALF
5:02 | 7:24/mi
25K
1:58:24
15.53 mi
Rank: #13421 (+245)
HALF → 25K
18:26 | 7:37/mi
30K
2:23:01
18.64 mi
Rank: #13318 (+103)
25K → 30K
24:37 | 7:56/mi
20M
2:33:47
20.00 mi
Rank: #13200 (+118)
30K → 20M
10:46 | 7:56/mi
21M
2:42:49
21.00 mi
Rank: #13370 (-170)
20M → 21M
9:02 | 9:02/mi
35K
2:48:50
21.75 mi
Rank: #13405 (-35)
21M → 35K
6:01 | 8:03/mi
23M
2:59:25
23.00 mi
Rank: #13521 (-116)
35K → 23M
10:35 | 8:28/mi
24M
3:07:36
24.00 mi
Rank: #13592 (-71)
23M → 24M
8:11 | 8:11/mi
40K
3:14:33
24.85 mi
Rank: #13572 (+20)
24M → 40K
6:57 | 8:08/mi
25.2M
3:17:39
25.20 mi
Rank: #13585 (-13)
40K → 25.2M
3:06 | 9:00/mi
FINISH
3:25:30
26.22 mi
Rank: #13543 (+42)
25.2M → FINISH
7:51 | 7:43/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:39:58
Pace7:38 /mi
2nd Half
Distance13.11 mi
Time1:45:32
Pace8:04 /mi
📊Positive Split: 5.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:10:3024:007:4424:00
7:44
-
10K
6.21 mi11:34:0247:327:3923:32
7:35
-0:09
15K
9.32 mi11:57:411:11:117:3923:39
7:37
+0:02
20K
12.43 mi12:21:261:34:567:3923:45
7:39
+0:02
HALF
13.11 mi12:26:281:39:587:385:02
7:24
-0:15
25K
15.53 mi12:44:541:58:247:3818:26
7:37
+0:13
30K
18.64 mi13:09:312:23:017:4124:37
7:56
+0:19
20M
20.00 mi13:20:172:33:477:4210:46
7:56
0:00
21M
21.00 mi13:29:192:42:497:469:02
9:02
+1:06
35K
21.75 mi13:35:202:48:507:466:01
8:03
-0:59
23M
23.00 mi13:45:552:59:257:4910:35
8:28
+0:25
24M
24.00 mi13:54:063:07:367:508:11
8:11
-0:17
40K
24.85 mi14:01:033:14:337:506:57
8:08
-0:03
25.2M
25.20 mi14:04:093:17:397:513:06
9:00
+0:52
FINISH
26.22 mi14:12:003:25:307:517:51
7:43
-1:17

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

7:24 /mi

Average Pace

7:51 /mi

Slowest Pace

9:02 /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

1:34:24

46% of race

Time at Steady Pace

1:20:12

39% of race

Time at Slower Pace

30:54

15% of race

Average Pace: 7:50 /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 mi11:10:3024:007:4424:00
7:44
#14786
10K
6.21 mi11:34:0247:327:3923:32
7:35
#14177
15K
9.32 mi11:57:411:11:117:3923:39
7:37
#13973
20K
12.43 mi12:21:261:34:567:3923:45
7:39
#13759
HALF
13.11 mi12:26:281:39:587:385:02
7:24
#13666
25K
15.53 mi12:44:541:58:247:3818:26
7:37
#13421
30K
18.64 mi13:09:312:23:017:4124:37
7:56
#13318
20M
20.00 mi13:20:172:33:477:4210:46
7:56
#13200
21M
21.00 mi13:29:192:42:497:469:02
9:02
#13370
35K
21.75 mi13:35:202:48:507:466:01
8:03
#13405
23M
23.00 mi13:45:552:59:257:4910:35
8:28
#13521
24M
24.00 mi13:54:063:07:367:508:11
8:11
#13592
40K
24.85 mi14:01:033:14:337:506:57
8:08
#13572
25.2M
25.20 mi14:04:093:17:397:513:06
9:00
#13585
FINISH
26.22 mi14:12:003:25:307:517:51
7:43
#13543
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 mi147864542454213791(Top 48%)4028(Top 32%)4028(Top 226%)
10K6.21 mi3.10 mi14177+6094203+3394203+33913639(Top 47%)3910(Top 31%)3910(Top 219%)
15K9.32 mi3.11 mi13973+2044103+1004103+10013791(Top 48%)4028(Top 32%)4028(Top 226%)
20K12.43 mi3.11 mi13759+2144003+1004003+10013233(Top 46%)3796(Top 30%)3796(Top 213%)
HALF13.11 mi0.68 mi13666+933949+543949+5412073(Top 42%)3087(Top 25%)3087(Top 173%)
25K15.53 mi2.42 mi13421+2453835+1143835+11412301(Top 42%)3343(Top 27%)3343(Top 187%)
30K18.64 mi3.11 mi13318+1033826+93826+912947(Top 45%)3819(Top 30%)3819(Top 214%)
20M20.00 mi1.36 mi13200+1183787+393787+3912329(Top 42%)3580(Top 28%)3580(Top 200%)
21M21.00 mi1.00 mi13370-1703901-1143901-11416297(Top 56%)5855(Top 47%)5855(Top 328%)
35K21.75 mi0.75 mi13405-353936-353936-3514777(Top 51%)5058(Top 40%)5058(Top 283%)
23M23.00 mi1.25 mi13521-1164034-984034-9815439(Top 53%)5506(Top 44%)5506(Top 308%)
24M24.00 mi1.00 mi13592-714100-664100-6614992(Top 52%)5321(Top 42%)5321(Top 298%)
40K24.85 mi0.85 mi13572+204103-34103-313361(Top 46%)4533(Top 36%)4533(Top 254%)
25.2M25.20 mi0.35 mi13585-134121-184121-1814679(Top 51%)5248(Top 42%)5248(Top 294%)
FINISH26.22 mi1.02 mi13543+424119+24119+213040(Top 45%)4404(Top 35%)4404(Top 247%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 48%
×21
+97ft-345ft

Overall

13791

Females

4028

F45-49

4028

5K→10K

3.1 - 6.2 mi

Top 47%
×5
+79ft-138ft

Overall

13639

Females

3910

F45-49

3910

10K→15K

6.2 - 9.3 mi

Top 48%
×3
+67ft-78ft

Overall

13791

Females

4028

F45-49

4028

15K→20K

9.3 - 12.4 mi

Top 46%
×5
+106ft-86ft

Overall

13233

Females

3796

F45-49

3796

20K→HALF

12.4 - 13.1 mi

Top 42%
×2
+19ft-37ft

Overall

12073

Females

3087

F45-49

3087

HALF→25K

13.1 - 15.5 mi

Top 42%
×4
+66ft-88ft

Overall

12301

Females

3343

F45-49

3343

25K→30K

15.5 - 18.6 mi

Top 45%
×9
+181ft-148ft

Overall

12947

Females

3819

F45-49

3819

30K→20M

18.6 - 20.0 mi

Top 42%
×5
+64ft-50ft

Overall

12329

Females

3580

F45-49

3580

20M→21M

20.0 - 21.0 mi

Top 56%
×8
+106ft-24ft

Overall

16297

Females

5855

F45-49

5855

21M→35K

21.0 - 21.8 mi

Top 51%
×7
+17ft-86ft

Overall

14777

Females

5058

F45-49

5058

35K→23M

21.8 - 23.0 mi

Top 53%
×5
+23ft-63ft

Overall

15439

Females

5506

F45-49

5506

23M→24M

23.0 - 24.0 mi

Top 52%
×6
+12ft-82ft

Overall

14992

Females

5321

F45-49

5321

24M→40K

24.0 - 24.9 mi

Top 46%
×1
+6ft-20ft

Overall

13361

Females

4533

F45-49

4533

40K→25.2M

24.9 - 25.2 mi

Top 51%
×1
+13ft-16ft

Overall

14679

Females

5248

F45-49

5248

25.2M→FINISH

25.2 - 26.2 mi

Top 45%
×2
+22ft-21ft

Overall

13040

Females

4404

F45-49

4404

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
2433
Passed By
1190
Net Change
+1243
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#14786
5K → 10K70798+609#14786#14177
10K → 15K311107+204#14177#13973
15K → 20K27056+214#13973#13759
20K → HALF1007+93#13759#13666
HALF → 25K26722+245#13666#13421
25K → 30K231128+103#13421#13318
30K → 20M15133+118#13318#13200
20M → 21M40210-170#13200#13370
21M → 35K4984-35#13370#13405
35K → 23M58174-116#13405#13521
23M → 24M57128-71#13521#13592
24M → 40K7858+20#13592#13572
40K → 25.2M2639-13#13572#13585
25.2M → FINISH8846+42#13585#13543
TOTALS24331190+1243
📊

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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Activity Data

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing