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BOSTON MARATHON 2026

Allison Mcculloch

Bib: 23529•F

NC

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0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Gender (Female)
#0 / 12578
Masters (Masters Women)
#0 / 6862
Top 40%
Age Group (F55-59)
#0 / 951
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
25:59
3.11 mi
Rank: #19294
Start → 5K
25:59 | 8:22/mi
10K
51:48
6.21 mi
Rank: #19251 (+43)
5K → 10K
25:49 | 8:19/mi
15K
1:17:28
9.32 mi
Rank: #19078 (+173)
10K → 15K
25:40 | 8:16/mi
20K
1:43:23
12.43 mi
Rank: #18879 (+199)
15K → 20K
25:55 | 8:21/mi
HALF
1:49:01
13.11 mi
Rank: #18875 (+4)
20K → HALF
5:38 | 8:16/mi
25K
2:08:58
15.53 mi
Rank: #18542 (+333)
HALF → 25K
19:57 | 8:14/mi
30K
2:35:16
18.64 mi
Rank: #18212 (+330)
25K → 30K
26:18 | 8:28/mi
20M
2:46:53
20.00 mi
Rank: #18061 (+151)
30K → 20M
11:37 | 8:34/mi
21M
2:56:02
21.00 mi
Rank: #17984 (+77)
20M → 21M
9:09 | 9:09/mi
35K
3:02:24
21.75 mi
Rank: #17952 (+32)
21M → 35K
6:22 | 8:31/mi
23M
3:13:13
23.00 mi
Rank: #17830 (+122)
35K → 23M
10:49 | 8:39/mi
24M
3:21:37
24.00 mi
Rank: #17770 (+60)
23M → 24M
8:24 | 8:24/mi
40K
3:28:53
24.85 mi
Rank: #17668 (+102)
24M → 40K
7:16 | 8:30/mi
25.2M
3:32:03
25.20 mi
Rank: #17616 (+52)
40K → 25.2M
3:10 | 9:11/mi
FINISH
3:40:22
26.22 mi
Rank: #17556 (+60)
25.2M → FINISH
8:19 | 8:10/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:49:01
Pace8:19 /mi
2nd Half
Distance13.11 mi
Time1:51:21
Pace8:30 /mi
📊Positive Split: 2.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:29:1325:598:2225:59
8:22
-
10K
6.21 mi11:55:0251:488:2125:49
8:19
-0:03
15K
9.32 mi12:20:421:17:288:1925:40
8:16
-0:03
20K
12.43 mi12:46:371:43:238:2025:55
8:21
+0:05
HALF
13.11 mi12:52:151:49:018:195:38
8:16
-0:05
25K
15.53 mi13:12:122:08:588:1919:57
8:14
-0:02
30K
18.64 mi13:38:302:35:168:2026:18
8:28
+0:14
20M
20.00 mi13:50:072:46:538:2111:37
8:34
+0:06
21M
21.00 mi13:59:162:56:028:239:09
9:09
+0:35
35K
21.75 mi14:05:383:02:248:246:22
8:31
-0:38
23M
23.00 mi14:16:273:13:138:2510:49
8:39
+0:08
24M
24.00 mi14:24:513:21:378:258:24
8:24
-0:15
40K
24.85 mi14:32:073:28:538:257:16
8:30
+0:06
25.2M
25.20 mi14:35:173:32:038:253:10
9:11
+0:41
FINISH
26.22 mi14:43:363:40:228:258:19
8:10
-1:01

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

8:10 /mi

Average Pace

8:25 /mi

Slowest Pace

9:11 /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

3:28:03

94% of race

Time at Steady Pace

12:19

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:24 /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 mi11:29:1325:598:2225:59
8:22
#19294
10K
6.21 mi11:55:0251:488:2125:49
8:19
#19251
15K
9.32 mi12:20:421:17:288:1925:40
8:16
#19078
20K
12.43 mi12:46:371:43:238:2025:55
8:21
#18879
HALF
13.11 mi12:52:151:49:018:195:38
8:16
#18875
25K
15.53 mi13:12:122:08:588:1919:57
8:14
#18542
30K
18.64 mi13:38:302:35:168:2026:18
8:28
#18212
20M
20.00 mi13:50:072:46:538:2111:37
8:34
#18061
21M
21.00 mi13:59:162:56:028:239:09
9:09
#17984
35K
21.75 mi14:05:383:02:248:246:22
8:31
#17952
23M
23.00 mi14:16:273:13:138:2510:49
8:39
#17830
24M
24.00 mi14:24:513:21:378:258:24
8:24
#17770
40K
24.85 mi14:32:073:28:538:257:16
8:30
#17668
25.2M
25.20 mi14:35:173:32:038:253:10
9:11
#17616
FINISH
26.22 mi14:43:363:40:228:258:19
8:10
#17556
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF55-59Seg. OverallSeg. FemalesSeg. F55-59
5K3.11 mi3.11 mi192947245724518746(Top 65%)6891(Top 55%)6891(Top 725%)
10K6.21 mi3.10 mi19251+437203+427203+4219242(Top 66%)7158(Top 57%)7158(Top 753%)
15K9.32 mi3.11 mi19078+1737102+1017102+10118746(Top 65%)6891(Top 55%)6891(Top 725%)
20K12.43 mi3.11 mi18879+1996990+1126990+11218365(Top 63%)6722(Top 53%)6722(Top 707%)
HALF13.11 mi0.68 mi18875+46988+26988+218816(Top 65%)6938(Top 55%)6938(Top 730%)
25K15.53 mi2.42 mi18542+3336810+1786810+17816985(Top 59%)5978(Top 48%)5978(Top 629%)
30K18.64 mi3.11 mi18212+3306659+1516659+15116709(Top 58%)5943(Top 47%)5943(Top 625%)
20M20.00 mi1.36 mi18061+1516599+606599+6016529(Top 57%)5931(Top 47%)5931(Top 624%)
21M21.00 mi1.00 mi17984+776568+316568+3116935(Top 58%)6213(Top 49%)6213(Top 653%)
35K21.75 mi0.75 mi17952+326564+46564+417665(Top 61%)6714(Top 53%)6714(Top 706%)
23M23.00 mi1.25 mi17830+1226520+446520+4416585(Top 57%)6191(Top 49%)6191(Top 651%)
24M24.00 mi1.00 mi17770+606503+176503+1716350(Top 56%)6100(Top 48%)6100(Top 641%)
40K24.85 mi0.85 mi17668+1026456+476456+4715716(Top 54%)5813(Top 46%)5813(Top 611%)
25.2M25.20 mi0.35 mi17616+526441+156441+1515785(Top 54%)5858(Top 47%)5858(Top 616%)
FINISH26.22 mi1.02 mi17556+606431+106431+1016226(Top 56%)6078(Top 48%)6078(Top 639%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 65%
×21
+97ft-345ft

Overall

18746

Females

6891

F55-59

6891

5K→10K

3.1 - 6.2 mi

Top 66%
×5
+79ft-138ft

Overall

19242

Females

7158

F55-59

7158

10K→15K

6.2 - 9.3 mi

Top 65%
×3
+67ft-78ft

Overall

18746

Females

6891

F55-59

6891

15K→20K

9.3 - 12.4 mi

Top 63%
×5
+106ft-86ft

Overall

18365

Females

6722

F55-59

6722

20K→HALF

12.4 - 13.1 mi

Top 65%
×2
+19ft-37ft

Overall

18816

Females

6938

F55-59

6938

HALF→25K

13.1 - 15.5 mi

Top 59%
×4
+66ft-88ft

Overall

16985

Females

5978

F55-59

5978

25K→30K

15.5 - 18.6 mi

Top 58%
×9
+181ft-148ft

Overall

16709

Females

5943

F55-59

5943

30K→20M

18.6 - 20.0 mi

Top 57%
×5
+64ft-50ft

Overall

16529

Females

5931

F55-59

5931

20M→21M

20.0 - 21.0 mi

Top 58%
×8
+106ft-24ft

Overall

16935

Females

6213

F55-59

6213

21M→35K

21.0 - 21.8 mi

Top 61%
×7
+17ft-86ft

Overall

17665

Females

6714

F55-59

6714

35K→23M

21.8 - 23.0 mi

Top 57%
×5
+23ft-63ft

Overall

16585

Females

6191

F55-59

6191

23M→24M

23.0 - 24.0 mi

Top 56%
×6
+12ft-82ft

Overall

16350

Females

6100

F55-59

6100

24M→40K

24.0 - 24.9 mi

Top 54%
×1
+6ft-20ft

Overall

15716

Females

5813

F55-59

5813

40K→25.2M

24.9 - 25.2 mi

Top 54%
×1
+13ft-16ft

Overall

15785

Females

5858

F55-59

5858

25.2M→FINISH

25.2 - 26.2 mi

Top 56%
×2
+22ft-21ft

Overall

16226

Females

6078

F55-59

6078

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
2425*
Passed By
687
Net Change
+1738
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19294
5K → 10K243*200+43#19294#19251
10K → 15K276*103+173#19251#19078
15K → 20K249*50+199#19078#18879
20K → HALF3935+4#18879#18875
HALF → 25K342*9+333#18875#18542
25K → 30K364*34+330#18542#18212
30K → 20M18332+151#18212#18061
20M → 21M11336+77#18061#17984
21M → 35K6836+32#17984#17952
35K → 23M15937+122#17952#17830
23M → 24M9232+60#17830#17770
24M → 40K12927+102#17770#17668
40K → 25.2M6412+52#17668#17616
25.2M → FINISH10444+60#17616#17556
TOTALS2425*687+1738

* 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

Activity Data

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing