Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing

Emily Daly

Bib: 18581FAge: N/A

MA

Boston Marathon logo
0:00
0:00
/ mi
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Overall
#0 / 29021
Gender (Female)
#0 / 12578
Top 39%
Age Group (F18-39)
#0 / 5716
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
24:08
3.11 mi
Rank: #15156
Start5K
24:08 | 7:47/mi
10K
48:06
6.21 mi
Rank: #14991 (+165)
5K10K
23:58 | 7:43/mi
15K
1:12:23
9.32 mi
Rank: #15141 (-150)
10K15K
24:17 | 7:49/mi
20K
1:36:54
12.43 mi
Rank: #15151 (-10)
15K20K
24:31 | 7:54/mi
HALF
1:42:09
13.11 mi
Rank: #15123 (+28)
20KHALF
5:15 | 7:43/mi
25K
2:01:09
15.53 mi
Rank: #14932 (+191)
HALF25K
19:00 | 7:51/mi
30K
2:25:55
18.64 mi
Rank: #14590 (+342)
25K30K
24:46 | 7:59/mi
20M
2:36:54
20.00 mi
Rank: #14482 (+108)
30K20M
10:59 | 8:06/mi
21M
2:46:40
21.00 mi
Rank: #14856 (-374)
20M21M
9:46 | 9:46/mi
35K
2:52:34
21.75 mi
Rank: #14795 (+61)
21M35K
5:54 | 7:54/mi
23M
3:02:36
23.00 mi
Rank: #14635 (+160)
35K23M
10:02 | 8:02/mi
24M
3:10:57
24.00 mi
Rank: #14712 (-77)
23M24M
8:21 | 8:21/mi
40K
3:18:59
24.85 mi
Rank: #14970 (-258)
24M40K
8:02 | 9:24/mi
25.2M
3:22:26
25.20 mi
Rank: #15074 (-104)
40K25.2M
3:27 | 10:01/mi
FINISH
3:29:42
26.22 mi
Rank: #14856 (+218)
25.2MFINISH
7:16 | 7:08/mi
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Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:42:09
Pace7:48 /mi
2nd Half
Distance13.11 mi
Time1:47:33
Pace8:13 /mi
📊Positive Split: 5.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:06:1924:087:4724:08
7:47
-
10K
6.21 mi11:30:1748:067:4523:58
7:43
-0:04
15K
9.32 mi11:54:341:12:237:4624:17
7:49
+0:06
20K
12.43 mi12:19:051:36:547:4824:31
7:54
+0:05
HALF
13.11 mi12:24:201:42:097:485:15
7:43
-0:11
25K
15.53 mi12:43:202:01:097:4819:00
7:51
+0:08
30K
18.64 mi13:08:062:25:557:5024:46
7:59
+0:08
20M
20.00 mi13:19:052:36:547:5110:59
8:06
+0:07
21M
21.00 mi13:28:512:46:407:579:46
9:46
+1:40
35K
21.75 mi13:34:452:52:347:575:54
7:54
-1:52
23M
23.00 mi13:44:473:02:367:5710:02
8:02
+0:08
24M
24.00 mi13:53:083:10:577:588:21
8:21
+0:19
40K
24.85 mi14:01:103:18:598:018:02
9:24
+1:03
25.2M
25.20 mi14:04:373:22:268:023:27
10:01
+0:37
FINISH
26.22 mi14:11:533:29:428:017:16
7:08
-2:53

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

7:08 /mi

Average Pace

8:00 /mi

Slowest Pace

10:01 /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

7:16

3% of race

Time at Steady Pace

2:52:50

82% of race

Time at Slower Pace

29:36

14% of race

Average Pace: 8:00 /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 mi11:06:1924:087:4724:08
7:47
#15156
10K
6.21 mi11:30:1748:067:4523:58
7:43
#14991
15K
9.32 mi11:54:341:12:237:4624:17
7:49
#15141
20K
12.43 mi12:19:051:36:547:4824:31
7:54
#15151
HALF
13.11 mi12:24:201:42:097:485:15
7:43
#15123
25K
15.53 mi12:43:202:01:097:4819:00
7:51
#14932
30K
18.64 mi13:08:062:25:557:5024:46
7:59
#14590
20M
20.00 mi13:19:052:36:547:5110:59
8:06
#14482
21M
21.00 mi13:28:512:46:407:579:46
9:46
#14856
35K
21.75 mi13:34:452:52:347:575:54
7:54
#14795
23M
23.00 mi13:44:473:02:367:5710:02
8:02
#14635
24M
24.00 mi13:53:083:10:577:588:21
8:21
#14712
40K
24.85 mi14:01:103:18:598:018:02
9:24
#14970
25.2M
25.20 mi14:04:373:22:268:023:27
10:01
#15074
FINISH
26.22 mi14:11:533:29:428:017:16
7:08
#14856
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 mi151564787478715483(Top 53%)5034(Top 40%)5034(Top 88%)
10K6.21 mi3.10 mi14991+1654706+814706+8114900(Top 51%)4635(Top 37%)4635(Top 81%)
15K9.32 mi3.11 mi15141-1504829-1234829-12315483(Top 53%)5034(Top 40%)5034(Top 88%)
20K12.43 mi3.11 mi15151-104838-94838-915250(Top 53%)4945(Top 39%)4945(Top 87%)
HALF13.11 mi0.68 mi15123+284814+244814+2414818(Top 51%)4620(Top 37%)4620(Top 81%)
25K15.53 mi2.42 mi14932+1914702+1124702+11214146(Top 49%)4384(Top 35%)4384(Top 77%)
30K18.64 mi3.11 mi14590+3424555+1474555+14713304(Top 46%)4020(Top 32%)4020(Top 70%)
20M20.00 mi1.36 mi14482+1084505+504505+5013467(Top 46%)4217(Top 34%)4217(Top 74%)
21M21.00 mi1.00 mi14856-3744773-2684773-26819626(Top 68%)7645(Top 61%)7645(Top 134%)
35K21.75 mi0.75 mi14795+614748+254748+2513751(Top 47%)4503(Top 36%)4503(Top 79%)
23M23.00 mi1.25 mi14635+1604680+684680+6812612(Top 43%)3932(Top 31%)3932(Top 69%)
24M24.00 mi1.00 mi14712-774753-734753-7316029(Top 55%)5916(Top 47%)5916(Top 103%)
40K24.85 mi0.85 mi14970-2584918-1654918-16520013(Top 69%)8066(Top 64%)8066(Top 141%)
25.2M25.20 mi0.35 mi15074-1044985-674985-6719437(Top 67%)7770(Top 62%)7770(Top 136%)
FINISH26.22 mi1.02 mi14856+2184880+1054880+1058629(Top 30%)2225(Top 18%)2225(Top 39%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 53%
×21
+97ft-345ft

Overall

15483

Females

5034

F18-39

5034

5K→10K

3.1 - 6.2 mi

Top 51%
×5
+79ft-138ft

Overall

14900

Females

4635

F18-39

4635

10K→15K

6.2 - 9.3 mi

Top 53%
×3
+67ft-78ft

Overall

15483

Females

5034

F18-39

5034

15K→20K

9.3 - 12.4 mi

Top 53%
×5
+106ft-86ft

Overall

15250

Females

4945

F18-39

4945

20K→HALF

12.4 - 13.1 mi

Top 51%
×2
+19ft-37ft

Overall

14818

Females

4620

F18-39

4620

HALF→25K

13.1 - 15.5 mi

Top 49%
×4
+66ft-88ft

Overall

14146

Females

4384

F18-39

4384

25K→30K

15.5 - 18.6 mi

Top 46%
×9
+181ft-148ft

Overall

13304

Females

4020

F18-39

4020

30K→20M

18.6 - 20.0 mi

Top 46%
×5
+64ft-50ft

Overall

13467

Females

4217

F18-39

4217

20M→21M

20.0 - 21.0 mi

Top 68%
×8
+106ft-24ft

Overall

19626

Females

7645

F18-39

7645

21M→35K

21.0 - 21.8 mi

Top 47%
×7
+17ft-86ft

Overall

13751

Females

4503

F18-39

4503

35K→23M

21.8 - 23.0 mi

Top 43%
×5
+23ft-63ft

Overall

12612

Females

3932

F18-39

3932

23M→24M

23.0 - 24.0 mi

Top 55%
×6
+12ft-82ft

Overall

16029

Females

5916

F18-39

5916

24M→40K

24.0 - 24.9 mi

Top 69%
×1
+6ft-20ft

Overall

20013

Females

8066

F18-39

8066

40K→25.2M

24.9 - 25.2 mi

Top 67%
×1
+13ft-16ft

Overall

19437

Females

7770

F18-39

7770

25.2M→FINISH

25.2 - 26.2 mi

Top 30%
×2
+22ft-21ft

Overall

8629

Females

2225

F18-39

2225

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
2140*
Passed By
1432
Net Change
+300
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#15156
5K10K365*200+165#15156#14991
10K15K163200-150#14991#15141
15K20K173183-10#15141#15151
20KHALF5325+28#15151#15123
HALF25K237*46+191#15123#14932
25K30K381*39+342#14932#14590
30K20M15042+108#14590#14482
20M21M41200-374#14482#14856
21M35K8322+61#14856#14795
35K23M18727+160#14795#14635
23M24M56133-77#14635#14712
24M40K22200-258#14712#14970
40K25.2M9113-104#14970#15074
25.2MFINISH220*2+218#15074#14856
TOTALS2140*1432+300

* 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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