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BOSTON MARATHON 2026

Molly Mcdonald

Bib: 27504•F

MA

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Overall
#0 / 29021
Gender (Female)
#0 / 12578
Age Group (F18-39)
#0 / 5716
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
27:46
3.11 mi
Rank: #22358
Start → 5K
27:46 | 8:57/mi
10K
55:16
6.21 mi
Rank: #22267 (+91)
5K → 10K
27:30 | 8:52/mi
15K
1:22:30
9.32 mi
Rank: #22010 (+257)
10K → 15K
27:14 | 8:46/mi
20K
1:49:44
12.43 mi
Rank: #21684 (+326)
15K → 20K
27:14 | 8:46/mi
HALF
1:55:41
13.11 mi
Rank: #21675 (+9)
20K → HALF
5:57 | 8:44/mi
25K
2:17:16
15.53 mi
Rank: #21499 (+176)
HALF → 25K
21:35 | 8:54/mi
30K
2:45:34
18.64 mi
Rank: #21240 (+259)
25K → 30K
28:18 | 9:07/mi
20M
2:58:26
20.00 mi
Rank: #21187 (+53)
30K → 20M
12:52 | 9:29/mi
21M
3:08:21
21.00 mi
Rank: #21138 (+49)
20M → 21M
9:55 | 9:55/mi
35K
3:15:08
21.75 mi
Rank: #21112 (+26)
21M → 35K
6:47 | 9:05/mi
23M
3:27:21
23.00 mi
Rank: #21151 (-39)
35K → 23M
12:13 | 9:46/mi
24M
3:36:52
24.00 mi
Rank: #21187 (-36)
23M → 24M
9:31 | 9:31/mi
40K
3:44:53
24.85 mi
Rank: #21150 (+37)
24M → 40K
8:01 | 9:23/mi
25.2M
3:48:19
25.20 mi
Rank: #21116 (+34)
40K → 25.2M
3:26 | 9:58/mi
FINISH
3:57:27
26.22 mi
Rank: #21096 (+20)
25.2M → FINISH
9:08 | 8:58/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:55:41
Pace8:50 /mi
2nd Half
Distance13.11 mi
Time2:01:46
Pace9:18 /mi
📊Positive Split: 5.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:58:5027:468:5727:46
8:57
-
10K
6.21 mi12:26:2055:168:5427:30
8:52
-0:05
15K
9.32 mi12:53:341:22:308:5227:14
8:46
-0:06
20K
12.43 mi13:20:481:49:448:5027:14
8:46
0:00
HALF
13.11 mi13:26:451:55:418:505:57
8:44
-0:02
25K
15.53 mi13:48:202:17:168:5121:35
8:54
+0:10
30K
18.64 mi14:16:382:45:348:5328:18
9:07
+0:13
20M
20.00 mi14:29:302:58:268:5612:52
9:29
+0:22
21M
21.00 mi14:39:253:08:218:599:55
9:55
+0:26
35K
21.75 mi14:46:123:15:088:596:47
9:05
-0:50
23M
23.00 mi14:58:253:27:219:0112:13
9:46
+0:41
24M
24.00 mi15:07:563:36:529:039:31
9:31
-0:15
40K
24.85 mi15:15:573:44:539:038:01
9:23
-0:08
25.2M
25.20 mi15:19:233:48:199:043:26
9:58
+0:35
FINISH
26.22 mi15:28:313:57:279:049:08
8:58
-1:00

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

8:44 /mi

Average Pace

9:04 /mi

Slowest Pace

9:58 /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

3:31:53

89% of race

Time at Steady Pace

25:34

11% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 9:03 /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 mi11:58:5027:468:5727:46
8:57
#22358
10K
6.21 mi12:26:2055:168:5427:30
8:52
#22267
15K
9.32 mi12:53:341:22:308:5227:14
8:46
#22010
20K
12.43 mi13:20:481:49:448:5027:14
8:46
#21684
HALF
13.11 mi13:26:451:55:418:505:57
8:44
#21675
25K
15.53 mi13:48:202:17:168:5121:35
8:54
#21499
30K
18.64 mi14:16:382:45:348:5328:18
9:07
#21240
20M
20.00 mi14:29:302:58:268:5612:52
9:29
#21187
21M
21.00 mi14:39:253:08:218:599:55
9:55
#21138
35K
21.75 mi14:46:123:15:088:596:47
9:05
#21112
23M
23.00 mi14:58:253:27:219:0112:13
9:46
#21151
24M
24.00 mi15:07:563:36:529:039:31
9:31
#21187
40K
24.85 mi15:15:573:44:539:038:01
9:23
#21150
25.2M
25.20 mi15:19:233:48:199:043:26
9:58
#21116
FINISH
26.22 mi15:28:313:57:279:049:08
8:58
#21096
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi223588856885621571(Top 74%)8417(Top 67%)8417(Top 147%)
10K6.21 mi3.10 mi22267+918794+628794+6222162(Top 76%)8739(Top 69%)8739(Top 153%)
15K9.32 mi3.11 mi22010+2578663+1318663+13121571(Top 74%)8417(Top 67%)8417(Top 147%)
20K12.43 mi3.11 mi21684+3268504+1598504+15920792(Top 72%)8042(Top 64%)8042(Top 141%)
HALF13.11 mi0.68 mi21675+98502+28502+221495(Top 74%)8379(Top 67%)8379(Top 147%)
25K15.53 mi2.42 mi21499+1768421+818421+8120722(Top 71%)8027(Top 64%)8027(Top 140%)
30K18.64 mi3.11 mi21240+2598297+1248297+12420125(Top 69%)7802(Top 62%)7802(Top 136%)
20M20.00 mi1.36 mi21187+538288+98288+920962(Top 72%)8329(Top 66%)8329(Top 146%)
21M21.00 mi1.00 mi21138+498270+188270+1820170(Top 70%)7948(Top 63%)7948(Top 139%)
35K21.75 mi0.75 mi21112+268261+98261+920305(Top 70%)8092(Top 64%)8092(Top 142%)
23M23.00 mi1.25 mi21151-398288-278288-2721452(Top 74%)8714(Top 69%)8714(Top 152%)
24M24.00 mi1.00 mi21187-368323-358323-3521411(Top 74%)8748(Top 70%)8748(Top 153%)
40K24.85 mi0.85 mi21150+378313+108313+1019954(Top 69%)8056(Top 64%)8056(Top 141%)
25.2M25.20 mi0.35 mi21116+348302+118302+1119312(Top 67%)7735(Top 61%)7735(Top 135%)
FINISH26.22 mi1.02 mi21096+208304-28304-220383(Top 70%)8276(Top 66%)8276(Top 145%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 74%
×21
+97ft-345ft

Overall

21571

Females

8417

F18-39

8417

5K→10K

3.1 - 6.2 mi

Top 76%
×5
+79ft-138ft

Overall

22162

Females

8739

F18-39

8739

10K→15K

6.2 - 9.3 mi

Top 74%
×3
+67ft-78ft

Overall

21571

Females

8417

F18-39

8417

15K→20K

9.3 - 12.4 mi

Top 72%
×5
+106ft-86ft

Overall

20792

Females

8042

F18-39

8042

20K→HALF

12.4 - 13.1 mi

Top 74%
×2
+19ft-37ft

Overall

21495

Females

8379

F18-39

8379

HALF→25K

13.1 - 15.5 mi

Top 71%
×4
+66ft-88ft

Overall

20722

Females

8027

F18-39

8027

25K→30K

15.5 - 18.6 mi

Top 69%
×9
+181ft-148ft

Overall

20125

Females

7802

F18-39

7802

30K→20M

18.6 - 20.0 mi

Top 72%
×5
+64ft-50ft

Overall

20962

Females

8329

F18-39

8329

20M→21M

20.0 - 21.0 mi

Top 70%
×8
+106ft-24ft

Overall

20170

Females

7948

F18-39

7948

21M→35K

21.0 - 21.8 mi

Top 70%
×7
+17ft-86ft

Overall

20305

Females

8092

F18-39

8092

35K→23M

21.8 - 23.0 mi

Top 74%
×5
+23ft-63ft

Overall

21452

Females

8714

F18-39

8714

23M→24M

23.0 - 24.0 mi

Top 74%
×6
+12ft-82ft

Overall

21411

Females

8748

F18-39

8748

24M→40K

24.0 - 24.9 mi

Top 69%
×1
+6ft-20ft

Overall

19954

Females

8056

F18-39

8056

40K→25.2M

24.9 - 25.2 mi

Top 67%
×1
+13ft-16ft

Overall

19312

Females

7735

F18-39

7735

25.2M→FINISH

25.2 - 26.2 mi

Top 70%
×2
+22ft-21ft

Overall

20383

Females

8276

F18-39

8276

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
2076
Passed By
814
Net Change
+1262
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#22358
5K → 10K302211+91#22358#22267
10K → 15K32467+257#22267#22010
15K → 20K35933+326#22010#21684
20K → HALF3223+9#21684#21675
HALF → 25K21539+176#21675#21499
25K → 30K30142+259#21499#21240
30K → 20M11057+53#21240#21187
20M → 21M9950+49#21187#21138
21M → 35K5731+26#21138#21112
35K → 23M6099-39#21112#21151
23M → 24M4783-36#21151#21187
24M → 40K6528+37#21187#21150
40K → 25.2M4410+34#21150#21116
25.2M → FINISH6141+20#21116#21096
TOTALS2076814+1262
📊

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