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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Daniela Pfeiffer

Bib: 29974 •F •Age: N/A

Boston Marathon logo
0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Gender (Female)
#0 / 12578
Masters (Masters Women)
#0 / 6862
Age Group (F40-44)
#0 / 1737
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
28:10
3.11 mi
Rank: #22931
Start → 5K
28:10 | 9:04/mi
10K
55:07
6.21 mi
Rank: #22147 (+784)
5K → 10K
26:57 | 8:41/mi
15K
1:22:12
9.32 mi
Rank: #21871 (+276)
10K → 15K
27:05 | 8:44/mi
20K
1:49:50
12.43 mi
Rank: #21721 (+150)
15K → 20K
27:38 | 8:54/mi
HALF
1:55:54
13.11 mi
Rank: #21748 (-27)
20K → HALF
6:04 | 8:55/mi
25K
2:17:38
15.53 mi
Rank: #21603 (+145)
HALF → 25K
21:44 | 8:58/mi
30K
2:46:09
18.64 mi
Rank: #21365 (+238)
25K → 30K
28:31 | 9:11/mi
20M
2:58:30
20.00 mi
Rank: #21209 (+156)
30K → 20M
12:21 | 9:06/mi
21M
3:07:52
21.00 mi
Rank: #21029 (+180)
20M → 21M
9:22 | 9:22/mi
35K
3:14:22
21.75 mi
Rank: #20928 (+101)
21M → 35K
6:30 | 8:42/mi
23M
3:25:27
23.00 mi
Rank: #20756 (+172)
35K → 23M
11:05 | 8:52/mi
24M
3:34:19
24.00 mi
Rank: #20684 (+72)
23M → 24M
8:52 | 8:52/mi
40K
3:42:02
24.85 mi
Rank: #20592 (+92)
24M → 40K
7:43 | 9:02/mi
25.2M
3:45:20
25.20 mi
Rank: #20554 (+38)
40K → 25.2M
3:18 | 9:35/mi
FINISH
3:54:07
26.22 mi
Rank: #20493 (+61)
25.2M → FINISH
8:47 | 8:38/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:55:54
Pace8:51 /mi
2nd Half
Distance13.11 mi
Time1:58:13
Pace9:02 /mi
📊Positive Split: 2.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:52:1728:109:0428:10
9:04
-
10K
6.21 mi12:19:1455:078:5326:57
8:41
-0:23
15K
9.32 mi12:46:191:22:128:5027:05
8:44
+0:03
20K
12.43 mi13:13:571:49:508:5127:38
8:54
+0:10
HALF
13.11 mi13:20:011:55:548:516:04
8:55
+0:01
25K
15.53 mi13:41:452:17:388:5221:44
8:58
+0:03
30K
18.64 mi14:10:162:46:098:5528:31
9:11
+0:13
20M
20.00 mi14:22:372:58:308:5612:21
9:06
-0:05
21M
21.00 mi14:31:593:07:528:579:22
9:22
+0:16
35K
21.75 mi14:38:293:14:228:576:30
8:42
-0:40
23M
23.00 mi14:49:343:25:278:5611:05
8:52
+0:10
24M
24.00 mi14:58:263:34:198:568:52
8:52
0:00
40K
24.85 mi15:06:093:42:028:567:43
9:02
+0:10
25.2M
25.20 mi15:09:273:45:208:573:18
9:35
+0:33
FINISH
26.22 mi15:18:143:54:078:578:47
8:38
-0:57

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

8:38 /mi

Average Pace

8:56 /mi

Slowest Pace

9:35 /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

3:50:49

99% of race

Time at Steady Pace

3:18

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:56 /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 mi11:52:1728:109:0428:10
9:04
#22931
10K
6.21 mi12:19:1455:078:5326:57
8:41
#22147
15K
9.32 mi12:46:191:22:128:5027:05
8:44
#21871
20K
12.43 mi13:13:571:49:508:5127:38
8:54
#21721
HALF
13.11 mi13:20:011:55:548:516:04
8:55
#21748
25K
15.53 mi13:41:452:17:388:5221:44
8:58
#21603
30K
18.64 mi14:10:162:46:098:5528:31
9:11
#21365
20M
20.00 mi14:22:372:58:308:5612:21
9:06
#21209
21M
21.00 mi14:31:593:07:528:579:22
9:22
#21029
35K
21.75 mi14:38:293:14:228:576:30
8:42
#20928
23M
23.00 mi14:49:343:25:278:5611:05
8:52
#20756
24M
24.00 mi14:58:263:34:198:568:52
8:52
#20684
40K
24.85 mi15:06:093:42:028:567:43
9:02
#20592
25.2M
25.20 mi15:09:273:45:208:573:18
9:35
#20554
FINISH
26.22 mi15:18:143:54:078:578:47
8:38
#20493
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi229319138913821311(Top 73%)8288(Top 66%)8288(Top 477%)
10K6.21 mi3.10 mi22147+7848743+3958743+39521302(Top 73%)8285(Top 66%)8285(Top 477%)
15K9.32 mi3.11 mi21871+2768599+1448599+14421311(Top 73%)8288(Top 66%)8288(Top 477%)
20K12.43 mi3.11 mi21721+1508522+778522+7721444(Top 74%)8376(Top 67%)8376(Top 482%)
HALF13.11 mi0.68 mi21748-278530-88530-822289(Top 77%)8781(Top 70%)8781(Top 506%)
25K15.53 mi2.42 mi21603+1458462+688462+6821018(Top 72%)8181(Top 65%)8181(Top 471%)
30K18.64 mi3.11 mi21365+2388356+1068356+10620431(Top 70%)7965(Top 63%)7965(Top 459%)
20M20.00 mi1.36 mi21209+1568302+548302+5419387(Top 67%)7483(Top 59%)7483(Top 431%)
21M21.00 mi1.00 mi21029+1808218+848218+8417969(Top 62%)6782(Top 54%)6782(Top 390%)
35K21.75 mi0.75 mi20928+1018171+478171+4718614(Top 64%)7229(Top 57%)7229(Top 416%)
23M23.00 mi1.25 mi20756+1728100+718100+7117801(Top 61%)6866(Top 55%)6866(Top 395%)
24M24.00 mi1.00 mi20684+728073+278073+2718894(Top 65%)7473(Top 59%)7473(Top 430%)
40K24.85 mi0.85 mi20592+928040+338040+3318553(Top 64%)7348(Top 58%)7348(Top 423%)
25.2M25.20 mi0.35 mi20554+388025+158025+1517731(Top 61%)6903(Top 55%)6903(Top 397%)
FINISH26.22 mi1.02 mi20493+618007+188007+1818793(Top 65%)7462(Top 59%)7462(Top 430%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 73%
×21
+97ft-345ft

Overall

21311

Females

8288

F40-44

8288

5K→10K

3.1 - 6.2 mi

Top 73%
×5
+79ft-138ft

Overall

21302

Females

8285

F40-44

8285

10K→15K

6.2 - 9.3 mi

Top 73%
×3
+67ft-78ft

Overall

21311

Females

8288

F40-44

8288

15K→20K

9.3 - 12.4 mi

Top 74%
×5
+106ft-86ft

Overall

21444

Females

8376

F40-44

8376

20K→HALF

12.4 - 13.1 mi

Top 77%
×2
+19ft-37ft

Overall

22289

Females

8781

F40-44

8781

HALF→25K

13.1 - 15.5 mi

Top 72%
×4
+66ft-88ft

Overall

21018

Females

8181

F40-44

8181

25K→30K

15.5 - 18.6 mi

Top 70%
×9
+181ft-148ft

Overall

20431

Females

7965

F40-44

7965

30K→20M

18.6 - 20.0 mi

Top 67%
×5
+64ft-50ft

Overall

19387

Females

7483

F40-44

7483

20M→21M

20.0 - 21.0 mi

Top 62%
×8
+106ft-24ft

Overall

17969

Females

6782

F40-44

6782

21M→35K

21.0 - 21.8 mi

Top 64%
×7
+17ft-86ft

Overall

18614

Females

7229

F40-44

7229

35K→23M

21.8 - 23.0 mi

Top 61%
×5
+23ft-63ft

Overall

17801

Females

6866

F40-44

6866

23M→24M

23.0 - 24.0 mi

Top 65%
×6
+12ft-82ft

Overall

18894

Females

7473

F40-44

7473

24M→40K

24.0 - 24.9 mi

Top 64%
×1
+6ft-20ft

Overall

18553

Females

7348

F40-44

7348

40K→25.2M

24.9 - 25.2 mi

Top 61%
×1
+13ft-16ft

Overall

17731

Females

6903

F40-44

6903

25.2M→FINISH

25.2 - 26.2 mi

Top 65%
×2
+22ft-21ft

Overall

18793

Females

7462

F40-44

7462

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
2909*
Passed By
471
Net Change
+2438
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#22931
5K → 10K839*55+784#22931#22147
10K → 15K340*64+276#22147#21871
15K → 20K240*90+150#21871#21721
20K → HALF2451-27#21721#21748
HALF → 25K19752+145#21748#21603
25K → 30K278*40+238#21603#21365
30K → 20M17418+156#21365#21209
20M → 21M1866+180#21209#21029
21M → 35K1087+101#21029#20928
35K → 23M18412+172#20928#20756
23M → 24M9422+72#20756#20684
24M → 40K10311+92#20684#20592
40K → 25.2M4911+38#20592#20554
25.2M → FINISH9332+61#20554#20493
TOTALS2909*471+2438

* 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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