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BOSTON MARATHON 2026

Chloe Allen

Bib: 13024•F

MO

0:00
0:00
/ mi
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Overall
#0 / 29021
Top 29%
Gender (Female)
#0 / 12578
Top 12%
Division (F18-39)
#0 / 5716
Top 22%
Race Day Weather
51°/41°F
overcast clouds

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
7:03/mi
21:54
↑ 97↓ 3451.5%
10K· 6.21 mi
6:58/mi
43:32
↑ 79↓ 1380.4%
15K· 9.32 mi
6:57/mi
1:05:07
↑ 67↓ 78
20K· 12.43 mi
7:06/mi
1:27:10
↑ 106↓ 860.1%
HALF· 13.11 mi
7:02/mi
1:31:57
↑ 19↓ 370.5%
25K· 15.53 mi
7:03/mi
1:49:01
↑ 66↓ 880.2%
30K· 18.64 mi
7:41/mi
2:12:51
↑ 181↓ 1480.2%
20M
7:27/mi
2:22:57
↑ 64↓ 500.2%
21M
7:40/mi
2:30:37
↑ 106↓ 241.6%
35K· 21.75 mi
7:08/mi
2:35:57
↑ 17↓ 861.7%
23M
7:32/mi
2:45:22
↑ 23↓ 630.6%
24M
7:18/mi
2:52:40
↓ 821.3%
40K· 24.85 mi
7:32/mi
2:59:06
↓ 200.3%
25.2M
8:11/mi
3:01:55
↑ 13↓ 160.2%
FINISH· 26.22 mi
7:03/mi
3:09:06
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HALFFaster
Distance13.11 mi
Time1:31:57
Pace7:01 /mi
2nd Half
Distance13.11 mi
Time1:37:09
Pace7:25 /mi
📊Positive Split: 5.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:51:1621:547:0321:54
7:03
-
10K
6.21 mi11:12:5443:327:0121:38
6:58
-0:05
15K
9.32 mi11:34:291:05:077:0021:35
6:57
-0:01
20K
12.43 mi11:56:321:27:107:0122:03
7:06
+0:09
HALF
13.11 mi12:01:191:31:577:014:47
7:02
-0:04
25K
15.53 mi12:18:231:49:017:0217:04
7:03
+0:01
30K
18.64 mi12:42:132:12:517:0823:50
7:41
+0:38
20M
20.00 mi12:52:192:22:577:0910:06
7:27
-0:14
21M
21.00 mi12:59:592:30:377:117:40
7:40
+0:13
35K
21.75 mi13:05:192:35:577:115:20
7:08
-0:32
23M
23.00 mi13:14:442:45:227:129:25
7:32
+0:24
24M
24.00 mi13:22:022:52:407:127:18
7:18
-0:14
40K
24.85 mi13:28:282:59:067:136:26
7:32
+0:14
25.2M
25.20 mi13:31:173:01:557:142:49
8:11
+0:39
FINISH
26.22 mi13:38:283:09:067:147:11
7:03
-1:08

Checkpoints & Pacing

📈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

6:57 /mi

Average Pace

7:13 /mi

Slowest Pace

8:11 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:34:47

82% of race

Time at Steady Pace

34:19

18% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:13 /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

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi10:51:1621:547:0321:54
7:03
#8972
10K
6.21 mi11:12:5443:327:0121:38
6:58
#8642
15K
9.32 mi11:34:291:05:077:0021:35
6:57
#8485
20K
12.43 mi11:56:321:27:107:0122:03
7:06
#8477
HALF
13.11 mi12:01:191:31:577:014:47
7:02
#8480
25K
15.53 mi12:18:231:49:017:0217:04
7:03
#8320
30K
18.64 mi12:42:132:12:517:0823:50
7:41
#8649
20M
20.00 mi12:52:192:22:577:0910:06
7:27
#8594
21M
21.00 mi12:59:592:30:377:117:40
7:40
#8499
35K
21.75 mi13:05:192:35:577:115:20
7:08
#8444
23M
23.00 mi13:14:442:45:227:129:25
7:32
#8439
24M
24.00 mi13:22:022:52:407:127:18
7:18
#8409
40K
24.85 mi13:28:282:59:067:136:26
7:32
#8403
25.2M
25.20 mi13:31:173:01:557:142:49
8:11
#8408
FINISH
26.22 mi13:38:283:09:067:147:11
7:03
#8345
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi8972140114018213(Top 28%)1192(Top 9%)1192(Top 21%)
10K6.21 mi3.10 mi8642+3301327+741327+748424(Top 29%)1249(Top 10%)1249(Top 22%)
15K9.32 mi3.11 mi8485+1571269+581269+588213(Top 28%)1192(Top 9%)1192(Top 21%)
20K12.43 mi3.11 mi8477+81284-151284-158591(Top 30%)1386(Top 11%)1386(Top 24%)
HALF13.11 mi0.68 mi8480-31287-31287-38868(Top 31%)1453(Top 12%)1453(Top 25%)
25K15.53 mi2.42 mi8320+1601235+521235+527685(Top 26%)1095(Top 9%)1095(Top 19%)
30K18.64 mi3.11 mi8649-3291406-1711406-17111005(Top 38%)2758(Top 22%)2758(Top 48%)
20M20.00 mi1.36 mi8594+551414-81414-88661(Top 30%)1770(Top 14%)1770(Top 31%)
21M21.00 mi1.00 mi8499+951404+101404+107644(Top 26%)1467(Top 12%)1467(Top 26%)
35K21.75 mi0.75 mi8444+551397+71397+78083(Top 28%)1588(Top 13%)1588(Top 28%)
23M23.00 mi1.25 mi8439+51429-321429-329071(Top 31%)2124(Top 17%)2124(Top 37%)
24M24.00 mi1.00 mi8409+301447-181447-188620(Top 30%)1995(Top 16%)1995(Top 35%)
40K24.85 mi0.85 mi8403+61471-241471-249041(Top 31%)2285(Top 18%)2285(Top 40%)
25.2M25.20 mi0.35 mi8408-51487-161487-169411(Top 32%)2528(Top 20%)2528(Top 44%)
FINISH26.22 mi1.02 mi8345+631483+41483+47990(Top 28%)1915(Top 15%)1915(Top 34%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 28%
×21story building
+97ft-345ft

Overall

8213

Females

1192

F18-39

1192

5K→10K

3.1 - 6.2 mi

Top 29%
×5story building
+79ft-138ft

Overall

8424

Females

1249

F18-39

1249

10K→15K

6.2 - 9.3 mi

Top 28%
×3story building
+67ft-78ft

Overall

8213

Females

1192

F18-39

1192

15K→20K

9.3 - 12.4 mi

Top 30%
×5story building
+106ft-86ft

Overall

8591

Females

1386

F18-39

1386

20K→HALF

12.4 - 13.1 mi

Top 31%
×2story building
+19ft-37ft

Overall

8868

Females

1453

F18-39

1453

HALF→25K

13.1 - 15.5 mi

Top 26%
×4story building
+66ft-88ft

Overall

7685

Females

1095

F18-39

1095

25K→30K

15.5 - 18.6 mi

Top 38%
×9story building
+181ft-148ft

Overall

11005

Females

2758

F18-39

2758

30K→20M

18.6 - 20.0 mi

Top 30%
×5story building
+64ft-50ft

Overall

8661

Females

1770

F18-39

1770

20M→21M

20.0 - 21.0 mi

Top 26%
×8story building
+106ft-24ft

Overall

7644

Females

1467

F18-39

1467

21M→35K

21.0 - 21.8 mi

Top 28%
×7story building
+17ft-86ft

Overall

8083

Females

1588

F18-39

1588

35K→23M

21.8 - 23.0 mi

Top 31%
×5story building
+23ft-63ft

Overall

9071

Females

2124

F18-39

2124

23M→24M

23.0 - 24.0 mi

Top 30%
×6story building
+12ft-82ft

Overall

8620

Females

1995

F18-39

1995

24M→40K

24.0 - 24.9 mi

Top 31%
×1story
+6ft-20ft

Overall

9041

Females

2285

F18-39

2285

40K→25.2M

24.9 - 25.2 mi

Top 32%
×1story
+13ft-16ft

Overall

9411

Females

2528

F18-39

2528

25.2M→FINISH

25.2 - 26.2 mi

Top 28%
×2story building
+22ft-21ft

Overall

7990

Females

1915

F18-39

1915

Passing Analysis

Category:
Athletes Passed
1765
Passed By
1138
Net Change
+627
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#8972
5K → 10K42393+330#8972#8642
10K → 15K21760+157#8642#8485
15K → 20K138130+8#8485#8477
20K → HALF2629-3#8477#8480
HALF → 25K19333+160#8480#8320
25K → 30K81410-329#8320#8649
30K → 20M11560+55#8649#8594
20M → 21M12833+95#8594#8499
21M → 35K7823+55#8499#8444
35K → 23M8580+5#8444#8439
23M → 24M8959+30#8439#8409
24M → 40K6559+6#8409#8403
40K → 25.2M2833-5#8403#8408
25.2M → FINISH9936+63#8408#8345
TOTALS17651138+627
📊

Passing Visuals

Category:
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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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OTQ

Olympic Trials Qualifying analysis available

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing