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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Rebecca Trachsel

Bib: 8532 •F •Age: N/A

MA

Boston Marathon logo
0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Top 28%
Gender (Female)
#0 / 12578
Top 11%
Masters (Masters Women)
#0 / 6862
Top 3%
Age Group (F50-54)
#0 / 1233
Top 2%
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
21:24
3.11 mi
Rank: #7663
Start → 5K
21:24 | 6:54/mi
10K
43:23
6.21 mi
Rank: #8452 (-789)
5K → 10K
21:59 | 7:05/mi
15K
1:05:37
9.32 mi
Rank: #8850 (-398)
10K → 15K
22:14 | 7:10/mi
20K
1:28:12
12.43 mi
Rank: #9075 (-225)
15K → 20K
22:35 | 7:17/mi
HALF
1:33:07
13.11 mi
Rank: #9130 (-55)
20K → HALF
4:55 | 7:13/mi
25K
1:50:42
15.53 mi
Rank: #9121 (+9)
HALF → 25K
17:35 | 7:16/mi
30K
2:13:21
18.64 mi
Rank: #8863 (+258)
25K → 30K
22:39 | 7:18/mi
20M
2:23:16
20.00 mi
Rank: #8720 (+143)
30K → 20M
9:55 | 7:19/mi
21M
2:30:52
21.00 mi
Rank: #8587 (+133)
20M → 21M
7:36 | 7:36/mi
35K
2:36:10
21.75 mi
Rank: #8508 (+79)
21M → 35K
5:18 | 7:06/mi
23M
2:45:15
23.00 mi
Rank: #8390 (+118)
35K → 23M
9:05 | 7:16/mi
24M
2:52:09
24.00 mi
Rank: #8217 (+173)
23M → 24M
6:54 | 6:54/mi
40K
2:58:13
24.85 mi
Rank: #8117 (+100)
24M → 40K
6:04 | 7:06/mi
25.2M
3:00:56
25.20 mi
Rank: #8087 (+30)
40K → 25.2M
2:43 | 7:53/mi
FINISH
3:08:06
26.22 mi
Rank: #8034 (+53)
25.2M → FINISH
7:10 | 7:02/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:33:07
Pace7:07 /mi
2nd Half
Distance13.11 mi
Time1:34:59
Pace7:15 /mi
📊Positive Split: 2.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:36:3621:246:5421:24
6:54
-
10K
6.21 mi10:58:3543:236:5921:59
7:05
+0:11
15K
9.32 mi11:20:491:05:377:0322:14
7:10
+0:05
20K
12.43 mi11:43:241:28:127:0622:35
7:17
+0:07
HALF
13.11 mi11:48:191:33:077:074:55
7:13
-0:04
25K
15.53 mi12:05:541:50:427:0817:35
7:16
+0:03
30K
18.64 mi12:28:332:13:217:1022:39
7:18
+0:02
20M
20.00 mi12:38:282:23:167:109:55
7:19
+0:01
21M
21.00 mi12:46:042:30:527:127:36
7:36
+0:17
35K
21.75 mi12:51:222:36:107:115:18
7:06
-0:30
23M
23.00 mi13:00:272:45:157:129:05
7:16
+0:10
24M
24.00 mi13:07:212:52:097:116:54
6:54
-0:22
40K
24.85 mi13:13:252:58:137:116:04
7:06
+0:12
25.2M
25.20 mi13:16:083:00:567:112:43
7:53
+0:47
FINISH
26.22 mi13:23:183:08:067:117:10
7:02
-0:51

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

6:54 /mi

Average Pace

7:11 /mi

Slowest Pace

7:53 /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

2:57:47

95% of race

Time at Steady Pace

10:19

5% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:10 /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 mi10:36:3621:246:5421:24
6:54
#7663
10K
6.21 mi10:58:3543:236:5921:59
7:05
#8452
15K
9.32 mi11:20:491:05:377:0322:14
7:10
#8850
20K
12.43 mi11:43:241:28:127:0622:35
7:17
#9075
HALF
13.11 mi11:48:191:33:077:074:55
7:13
#9130
25K
15.53 mi12:05:541:50:427:0817:35
7:16
#9121
30K
18.64 mi12:28:332:13:217:1022:39
7:18
#8863
20M
20.00 mi12:38:282:23:167:109:55
7:19
#8720
21M
21.00 mi12:46:042:30:527:127:36
7:36
#8587
35K
21.75 mi12:51:222:36:107:115:18
7:06
#8508
23M
23.00 mi13:00:272:45:157:129:05
7:16
#8390
24M
24.00 mi13:07:212:52:097:116:54
6:54
#8217
40K
24.85 mi13:13:252:58:137:116:04
7:06
#8117
25.2M
25.20 mi13:16:083:00:567:112:43
7:53
#8087
FINISH
26.22 mi13:23:183:08:067:117:10
7:02
#8034
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi76639679679746(Top 34%)1814(Top 14%)1814(Top 147%)
10K6.21 mi3.10 mi8452-7891245-2781245-2789248(Top 32%)1567(Top 12%)1567(Top 127%)
15K9.32 mi3.11 mi8850-3981399-1541399-1549746(Top 34%)1814(Top 14%)1814(Top 147%)
20K12.43 mi3.11 mi9075-2251507-1081507-1089908(Top 34%)1994(Top 16%)1994(Top 162%)
HALF13.11 mi0.68 mi9130-551535-281535-2810408(Top 36%)2164(Top 17%)2164(Top 176%)
25K15.53 mi2.42 mi9121+91552-171552-179309(Top 32%)1781(Top 14%)1781(Top 144%)
30K18.64 mi3.11 mi8863+2581494+581494+588022(Top 28%)1376(Top 11%)1376(Top 112%)
20M20.00 mi1.36 mi8720+1431473+211473+217679(Top 26%)1344(Top 11%)1344(Top 109%)
21M21.00 mi1.00 mi8587+1331440+331440+337187(Top 25%)1279(Top 10%)1279(Top 104%)
35K21.75 mi0.75 mi8508+791431+91431+97771(Top 27%)1452(Top 12%)1452(Top 118%)
23M23.00 mi1.25 mi8390+1181405+261405+267196(Top 25%)1304(Top 10%)1304(Top 106%)
24M24.00 mi1.00 mi8217+1731360+451360+455848(Top 20%)916(Top 7%)916(Top 74%)
40K24.85 mi0.85 mi8117+1001344+161344+166138(Top 21%)1044(Top 8%)1044(Top 85%)
25.2M25.20 mi0.35 mi8087+301347-31347-37639(Top 26%)1689(Top 13%)1689(Top 137%)
FINISH26.22 mi1.02 mi8034+531356-91356-97858(Top 27%)1849(Top 15%)1849(Top 150%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 34%
×21
+97ft-345ft

Overall

9746

Females

1814

F50-54

1814

5K→10K

3.1 - 6.2 mi

Top 32%
×5
+79ft-138ft

Overall

9248

Females

1567

F50-54

1567

10K→15K

6.2 - 9.3 mi

Top 34%
×3
+67ft-78ft

Overall

9746

Females

1814

F50-54

1814

15K→20K

9.3 - 12.4 mi

Top 34%
×5
+106ft-86ft

Overall

9908

Females

1994

F50-54

1994

20K→HALF

12.4 - 13.1 mi

Top 36%
×2
+19ft-37ft

Overall

10408

Females

2164

F50-54

2164

HALF→25K

13.1 - 15.5 mi

Top 32%
×4
+66ft-88ft

Overall

9309

Females

1781

F50-54

1781

25K→30K

15.5 - 18.6 mi

Top 28%
×9
+181ft-148ft

Overall

8022

Females

1376

F50-54

1376

30K→20M

18.6 - 20.0 mi

Top 26%
×5
+64ft-50ft

Overall

7679

Females

1344

F50-54

1344

20M→21M

20.0 - 21.0 mi

Top 25%
×8
+106ft-24ft

Overall

7187

Females

1279

F50-54

1279

21M→35K

21.0 - 21.8 mi

Top 27%
×7
+17ft-86ft

Overall

7771

Females

1452

F50-54

1452

35K→23M

21.8 - 23.0 mi

Top 25%
×5
+23ft-63ft

Overall

7196

Females

1304

F50-54

1304

23M→24M

23.0 - 24.0 mi

Top 20%
×6
+12ft-82ft

Overall

5848

Females

916

F50-54

916

24M→40K

24.0 - 24.9 mi

Top 21%
×1
+6ft-20ft

Overall

6138

Females

1044

F50-54

1044

40K→25.2M

24.9 - 25.2 mi

Top 26%
×1
+13ft-16ft

Overall

7639

Females

1689

F50-54

1689

25.2M→FINISH

25.2 - 26.2 mi

Top 27%
×2
+22ft-21ft

Overall

7858

Females

1849

F50-54

1849

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1565*
Passed By
974
Net Change
-371
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#7663
5K → 10K41200-789#7663#8452
10K → 15K45200-398#8452#8850
15K → 20K64200-225#8850#9075
20K → HALF1368-55#9075#9130
HALF → 25K10899+9#9130#9121
25K → 30K300*42+258#9121#8863
30K → 20M16320+143#8863#8720
20M → 21M15421+133#8720#8587
21M → 35K9617+79#8587#8508
35K → 23M13719+118#8508#8390
23M → 24M1785+173#8390#8217
24M → 40K11313+100#8217#8117
40K → 25.2M5222+30#8117#8087
25.2M → FINISH10148+53#8087#8034
TOTALS1565*974-371

* 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

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