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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Maddy Pfeifer

Bib: 6540 •F •Age: N/A

VT

Boston Marathon logo
0:00
0:00
/ mi
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Overall
#0 / 29021
Top 18%
Gender (Female)
#0 / 12578
Top 4%
Age Group (F18-39)
#0 / 5716
Top 7%
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
20:07
3.11 mi
Rank: #4017
Start → 5K
20:07 | 6:29/mi
10K
40:27
6.21 mi
Rank: #4271 (-254)
5K → 10K
20:20 | 6:33/mi
15K
1:00:57
9.32 mi
Rank: #4502 (-231)
10K → 15K
20:30 | 6:36/mi
20K
1:22:05
12.43 mi
Rank: #4835 (-333)
15K → 20K
21:08 | 6:49/mi
HALF
1:26:42
13.11 mi
Rank: #4905 (-70)
20K → HALF
4:37 | 6:47/mi
25K
1:43:38
15.53 mi
Rank: #5238 (-333)
HALF → 25K
16:56 | 6:59/mi
30K
2:05:40
18.64 mi
Rank: #5473 (-235)
25K → 30K
22:02 | 7:06/mi
20M
2:15:19
20.00 mi
Rank: #5534 (-61)
30K → 20M
9:39 | 7:07/mi
21M
2:22:49
21.00 mi
Rank: #5572 (-38)
20M → 21M
7:30 | 7:30/mi
35K
2:27:55
21.75 mi
Rank: #5563 (+9)
21M → 35K
5:06 | 6:50/mi
23M
2:36:46
23.00 mi
Rank: #5558 (+5)
35K → 23M
8:51 | 7:05/mi
24M
2:43:17
24.00 mi
Rank: #5413 (+145)
23M → 24M
6:31 | 6:31/mi
40K
2:48:59
24.85 mi
Rank: #5294 (+119)
24M → 40K
5:42 | 6:40/mi
25.2M
2:51:29
25.20 mi
Rank: #5255 (+39)
40K → 25.2M
2:30 | 7:15/mi
FINISH
2:58:03
26.22 mi
Rank: #5136 (+119)
25.2M → FINISH
6:34 | 6:27/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:26:42
Pace6:37 /mi
2nd Half
Distance13.11 mi
Time1:31:21
Pace6:59 /mi
📊Positive Split: 5.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:24:3920:076:2920:07
6:29
-
10K
6.21 mi10:44:5940:276:3120:20
6:33
+0:04
15K
9.32 mi11:05:291:00:576:3320:30
6:36
+0:03
20K
12.43 mi11:26:371:22:056:3721:08
6:49
+0:13
HALF
13.11 mi11:31:141:26:426:374:37
6:47
-0:02
25K
15.53 mi11:48:101:43:386:4116:56
6:59
+0:12
30K
18.64 mi12:10:122:05:406:4522:02
7:06
+0:07
20M
20.00 mi12:19:512:15:196:469:39
7:07
+0:01
21M
21.00 mi12:27:212:22:496:497:30
7:30
+0:23
35K
21.75 mi12:32:272:27:556:495:06
6:50
-0:40
23M
23.00 mi12:41:182:36:466:498:51
7:05
+0:15
24M
24.00 mi12:47:492:43:176:496:31
6:31
-0:34
40K
24.85 mi12:53:312:48:596:485:42
6:40
+0:09
25.2M
25.20 mi12:56:012:51:296:492:30
7:15
+0:35
FINISH
26.22 mi13:02:352:58:036:486:34
6:27
-0:48

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

6:27 /mi

Average Pace

6:48 /mi

Slowest Pace

7:30 /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

2:16:22

77% of race

Time at Steady Pace

41:41

23% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:47 /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 mi10:24:3920:076:2920:07
6:29
#4017
10K
6.21 mi10:44:5940:276:3120:20
6:33
#4271
15K
9.32 mi11:05:291:00:576:3320:30
6:36
#4502
20K
12.43 mi11:26:371:22:056:3721:08
6:49
#4835
HALF
13.11 mi11:31:141:26:426:374:37
6:47
#4905
25K
15.53 mi11:48:101:43:386:4116:56
6:59
#5238
30K
18.64 mi12:10:122:05:406:4522:02
7:06
#5473
20M
20.00 mi12:19:512:15:196:469:39
7:07
#5534
21M
21.00 mi12:27:212:22:496:497:30
7:30
#5572
35K
21.75 mi12:32:272:27:556:495:06
6:50
#5563
23M
23.00 mi12:41:182:36:466:498:51
7:05
#5558
24M
24.00 mi12:47:492:43:176:496:31
6:31
#5413
40K
24.85 mi12:53:312:48:596:485:42
6:40
#5294
25.2M
25.20 mi12:56:012:51:296:492:30
7:15
#5255
FINISH
26.22 mi13:02:352:58:036:486:34
6:27
#5136
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 mi40171961964942(Top 17%)326(Top 3%)326(Top 6%)
10K6.21 mi3.10 mi4271-254224-28224-284602(Top 16%)269(Top 2%)269(Top 5%)
15K9.32 mi3.11 mi4502-231247-23247-234942(Top 17%)326(Top 3%)326(Top 6%)
20K12.43 mi3.11 mi4835-333305-58305-586247(Top 22%)636(Top 5%)636(Top 11%)
HALF13.11 mi0.68 mi4905-70312-7312-76924(Top 24%)770(Top 6%)770(Top 13%)
25K15.53 mi2.42 mi5238-333376-64376-647290(Top 25%)956(Top 8%)956(Top 17%)
30K18.64 mi3.11 mi5473-235446-70446-706613(Top 23%)870(Top 7%)870(Top 15%)
20M20.00 mi1.36 mi5534-61473-27473-276297(Top 22%)830(Top 7%)830(Top 15%)
21M21.00 mi1.00 mi5572-38491-18491-186499(Top 22%)1017(Top 8%)1017(Top 18%)
35K21.75 mi0.75 mi5563+9505-14505-145849(Top 20%)770(Top 6%)770(Top 13%)
23M23.00 mi1.25 mi5558+5515-10515-105954(Top 21%)861(Top 7%)861(Top 15%)
24M24.00 mi1.00 mi5413+145491+24491+243292(Top 11%)302(Top 2%)302(Top 5%)
40K24.85 mi0.85 mi5294+119476+15476+153453(Top 12%)349(Top 3%)349(Top 6%)
25.2M25.20 mi0.35 mi5255+39472+4472+43916(Top 13%)493(Top 4%)493(Top 9%)
FINISH26.22 mi1.02 mi5136+119464+8464+83865(Top 13%)483(Top 4%)483(Top 8%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 17%
×21
+97ft-345ft

Overall

4942

Females

326

F18-39

326

5K→10K

3.1 - 6.2 mi

Top 16%
×5
+79ft-138ft

Overall

4602

Females

269

F18-39

269

10K→15K

6.2 - 9.3 mi

Top 17%
×3
+67ft-78ft

Overall

4942

Females

326

F18-39

326

15K→20K

9.3 - 12.4 mi

Top 22%
×5
+106ft-86ft

Overall

6247

Females

636

F18-39

636

20K→HALF

12.4 - 13.1 mi

Top 24%
×2
+19ft-37ft

Overall

6924

Females

770

F18-39

770

HALF→25K

13.1 - 15.5 mi

Top 25%
×4
+66ft-88ft

Overall

7290

Females

956

F18-39

956

25K→30K

15.5 - 18.6 mi

Top 23%
×9
+181ft-148ft

Overall

6613

Females

870

F18-39

870

30K→20M

18.6 - 20.0 mi

Top 22%
×5
+64ft-50ft

Overall

6297

Females

830

F18-39

830

20M→21M

20.0 - 21.0 mi

Top 22%
×8
+106ft-24ft

Overall

6499

Females

1017

F18-39

1017

21M→35K

21.0 - 21.8 mi

Top 20%
×7
+17ft-86ft

Overall

5849

Females

770

F18-39

770

35K→23M

21.8 - 23.0 mi

Top 21%
×5
+23ft-63ft

Overall

5954

Females

861

F18-39

861

23M→24M

23.0 - 24.0 mi

Top 11%
×6
+12ft-82ft

Overall

3292

Females

302

F18-39

302

24M→40K

24.0 - 24.9 mi

Top 12%
×1
+6ft-20ft

Overall

3453

Females

349

F18-39

349

40K→25.2M

24.9 - 25.2 mi

Top 13%
×1
+13ft-16ft

Overall

3916

Females

493

F18-39

493

25.2M→FINISH

25.2 - 26.2 mi

Top 13%
×2
+22ft-21ft

Overall

3865

Females

483

F18-39

483

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
931
Passed By
1413
Net Change
-1119
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#4017
5K → 10K66200-254#4017#4271
10K → 15K51200-231#4271#4502
15K → 20K31200-333#4502#4835
20K → HALF272-70#4835#4905
HALF → 25K33200-333#4905#5238
25K → 30K70200-235#5238#5473
30K → 20M45106-61#5473#5534
20M → 21M5795-38#5534#5572
21M → 35K5041+9#5572#5563
35K → 23M6863+5#5563#5558
23M → 24M1494+145#5558#5413
24M → 40K1289+119#5413#5294
40K → 25.2M467+39#5294#5255
25.2M → FINISH13516+119#5255#5136
TOTALS9311413-1119
📊

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

AI Key Insights

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