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BOSTON MARATHON 2025

Mikayla Tirabassi

Bib: 29054•F

MA

0:00
0:00
/ mi
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Division (F18-39)
#0 / 5469
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
26:11
Rank: #19467
Start → 5K
26:11 | 8:26/mi
10K· 6.21 mi
52:45
Rank: #19779 (-312)
5K → 10K
26:34 | 8:33/mi
15K· 9.32 mi
1:19:43
Rank: #19994 (-215)
10K → 15K
26:58 | 8:41/mi
20K· 12.43 mi
1:48:28
Rank: #20574 (-580)
15K → 20K
28:45 | 9:15/mi
Half· 13.11 mi
1:54:45
Rank: #20687 (-113)
20K → Half
6:17 | 9:13/mi
25K· 15.53 mi
2:19:00
Rank: #21337 (-650)
Half → 25K
24:15 | 10:00/mi
30K· 18.64 mi
2:51:26
Rank: #21735 (-398)
25K → 30K
32:26 | 10:26/mi
20M
3:05:20
Rank: #21747 (-12)
30K → 20M
13:54 | 10:14/mi
21M
3:16:30
Rank: #21746 (+1)
20M → 21M
11:10 | 11:10/mi
35K· 21.75 mi
3:23:39
Rank: #21699 (+47)
21M → 35K
7:09 | 9:33/mi
23M
3:35:53
Rank: #21571 (+128)
35K → 23M
12:14 | 9:46/mi
24M
3:45:14
Rank: #21451 (+120)
23M → 24M
9:21 | 9:21/mi
40K· 24.85 mi
3:53:38
Rank: #21384 (+67)
24M → 40K
8:24 | 9:49/mi
25.2M
3:57:20
Rank: #21359 (+25)
40K → 25.2M
3:42 | 10:44/mi
Finish· 26.22 mi
4:06:54
Rank: #21330 (+29)
25.2M → Finish
9:34 | 9:23/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:54:45
Pace8:45 /mi
2nd Half
Distance13.11 mi
Time2:12:09
Pace10:05 /mi
📊Positive Split: 15.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:45:4426:118:2626:11
8:26
-
10K
6.21 mi12:12:1852:458:2926:34
8:33
+0:07
15K
9.32 mi12:39:161:19:438:3326:58
8:41
+0:08
20K
12.43 mi13:08:011:48:288:4428:45
9:15
+0:34
Half
13.11 mi13:14:181:54:458:456:17
9:13
-0:02
25K
15.53 mi13:38:332:19:008:5724:15
10:00
+0:47
30K
18.64 mi14:10:592:51:269:1232:26
10:26
+0:26
20M
20.00 mi14:24:533:05:209:1613:54
10:14
-0:12
21M
21.00 mi14:36:033:16:309:2111:10
11:10
+0:56
35K
21.75 mi14:43:123:23:399:227:09
9:33
-1:37
23M
23.00 mi14:55:263:35:539:2312:14
9:46
+0:13
24M
24.00 mi15:04:473:45:149:239:21
9:21
-0:25
40K
24.85 mi15:13:113:53:389:248:24
9:49
+0:28
25.2M
25.20 mi15:16:533:57:209:253:42
10:44
+0:55
Finish
26.22 mi15:26:274:06:549:259:34
9:23
-1:21

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

8:26 /mi

Average Pace

9:25 /mi

Slowest Pace

11:10 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:19:43

32% of race

Time at Steady Pace

1:21:44

33% of race

Time at Slower Pace

1:25:27

35% of race

Average Pace: 9:25 /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 mi11:45:4426:118:2626:11
8:26
#19467
10K
6.21 mi12:12:1852:458:2926:34
8:33
#19779
15K
9.32 mi12:39:161:19:438:3326:58
8:41
#19994
20K
12.43 mi13:08:011:48:288:4428:45
9:15
#20574
Half
13.11 mi13:14:181:54:458:456:17
9:13
#20687
25K
15.53 mi13:38:332:19:008:5724:15
10:00
#21337
30K
18.64 mi14:10:592:51:269:1232:26
10:26
#21735
20M
20.00 mi14:24:533:05:209:1613:54
10:14
#21747
21M
21.00 mi14:36:033:16:309:2111:10
11:10
#21746
35K
21.75 mi14:43:123:23:399:227:09
9:33
#21699
23M
23.00 mi14:55:263:35:539:2312:14
9:46
#21571
24M
24.00 mi15:04:473:45:149:239:21
9:21
#21451
40K
24.85 mi15:13:113:53:389:248:24
9:49
#21384
25.2M
25.20 mi15:16:533:57:209:253:42
10:44
#21359
Finish
26.22 mi15:26:274:06:549:259:34
9:23
#21330
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi194677179717920382(Top 72%)7648(Top 63%)7648(Top 140%)
10K6.21 mi3.10 mi19779-3127343-1647343-16420114(Top 71%)7531(Top 62%)7531(Top 138%)
15K9.32 mi3.11 mi19994-2157461-1187461-11820382(Top 72%)7648(Top 63%)7648(Top 140%)
20K12.43 mi3.11 mi20574-5807801-3407801-34022099(Top 78%)8640(Top 71%)8640(Top 158%)
Half13.11 mi0.68 mi20687-1137867-667867-6622641(Top 80%)8945(Top 73%)8945(Top 164%)
25K15.53 mi2.42 mi21337-6508234-3678234-36723264(Top 82%)9339(Top 76%)9339(Top 171%)
30K18.64 mi3.11 mi21735-3988475-2418475-24122795(Top 80%)9209(Top 75%)9209(Top 168%)
20M20.00 mi1.36 mi21747-128494-198494-1921658(Top 76%)8713(Top 71%)8713(Top 159%)
21M21.00 mi1.00 mi21746+18521-278521-2721817(Top 77%)8874(Top 73%)8874(Top 162%)
35K21.75 mi0.75 mi21699+478509+128509+1220548(Top 72%)8266(Top 68%)8266(Top 151%)
23M23.00 mi1.25 mi21571+1288477+328477+3219705(Top 69%)7894(Top 65%)7894(Top 144%)
24M24.00 mi1.00 mi21451+1208423+548423+5419063(Top 67%)7583(Top 62%)7583(Top 139%)
40K24.85 mi0.85 mi21384+678413+108413+1019912(Top 70%)8108(Top 66%)8108(Top 148%)
25.2M25.20 mi0.35 mi21359+258407+68407+619870(Top 70%)8098(Top 66%)8098(Top 148%)
Finish26.22 mi1.02 mi21330+298401+68401+620772(Top 73%)8541(Top 70%)8541(Top 156%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 72%
×21stories
+97ft-345ft

Overall

20382

Females

7648

F18-39

7648

5K→10K

3.1 - 6.2 mi

Top 71%
×5stories
+79ft-138ft

Overall

20114

Females

7531

F18-39

7531

10K→15K

6.2 - 9.3 mi

Top 72%
×3stories
+67ft-78ft

Overall

20382

Females

7648

F18-39

7648

15K→20K

9.3 - 12.4 mi

Top 78%
×5stories
+106ft-86ft

Overall

22099

Females

8640

F18-39

8640

20K→Half

12.4 - 13.1 mi

Top 80%
×2stories
+19ft-37ft

Overall

22641

Females

8945

F18-39

8945

Half→25K

13.1 - 15.5 mi

Top 82%
×4stories
+66ft-88ft

Overall

23264

Females

9339

F18-39

9339

25K→30K

15.5 - 18.6 mi

Top 80%
×9stories
+181ft-148ft

Overall

22795

Females

9209

F18-39

9209

30K→20M

18.6 - 20.0 mi

Top 76%
×5stories
+64ft-50ft

Overall

21658

Females

8713

F18-39

8713

20M→21M

20.0 - 21.0 mi

Top 77%
×8stories
+106ft-24ft

Overall

21817

Females

8874

F18-39

8874

21M→35K

21.0 - 21.8 mi

Top 72%
×7stories
+17ft-86ft

Overall

20548

Females

8266

F18-39

8266

35K→23M

21.8 - 23.0 mi

Top 69%
×5stories
+23ft-63ft

Overall

19705

Females

7894

F18-39

7894

23M→24M

23.0 - 24.0 mi

Top 67%
×6stories
+12ft-82ft

Overall

19063

Females

7583

F18-39

7583

24M→40K

24.0 - 24.9 mi

Top 70%
×1story
+6ft-20ft

Overall

19912

Females

8108

F18-39

8108

40K→25.2M

24.9 - 25.2 mi

Top 70%
×1story
+13ft-16ft

Overall

19870

Females

8098

F18-39

8098

25.2M→Finish

25.2 - 26.2 mi

Top 73%
×2stories
+22ft-21ft

Overall

20772

Females

8541

F18-39

8541

Passing Analysis

Category:
Athletes Passed
1172
Passed By
3035
Net Change
-1863
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19467
5K → 10K148460-312#19467#19779
10K → 15K123338-215#19779#19994
15K → 20K62642-580#19994#20574
20K → Half13126-113#20574#20687
Half → 25K35685-650#20687#21337
25K → 30K95493-398#21337#21735
30K → 20M8698-12#21735#21747
20M → 21M8079+1#21747#21746
21M → 35K6720+47#21746#21699
35K → 23M15426+128#21699#21571
23M → 24M1244+120#21571#21451
24M → 40K9023+67#21451#21384
40K → 25.2M3914+25#21384#21359
25.2M → Finish5627+29#21359#21330
TOTALS11723035-1863
📊

Passing Visuals

Category:
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🔥Passing Intensity

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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing