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BOSTON MARATHON 2026

Caitlyn Bonasia

Bib: 29364•F

MA

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Overall
#0 / 29021
Gender (Female)
#0 / 12578
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
29:51
3.11 mi
Rank: #24819
Start → 5K
29:51 | 9:37/mi
10K
58:17
6.21 mi
Rank: #24173 (+646)
5K → 10K
28:26 | 9:10/mi
15K
1:26:17
9.32 mi
Rank: #23748 (+425)
10K → 15K
28:00 | 9:01/mi
20K
1:55:06
12.43 mi
Rank: #23591 (+157)
15K → 20K
28:49 | 9:17/mi
HALF
2:01:23
13.11 mi
Rank: #23591
20K → HALF
6:17 | 9:14/mi
25K
2:24:38
15.53 mi
Rank: #23497 (+94)
HALF → 25K
23:15 | 9:36/mi
30K
2:56:44
18.64 mi
Rank: #23577 (-80)
25K → 30K
32:06 | 10:20/mi
20M
3:13:27
20.00 mi
Rank: #23938 (-361)
30K → 20M
16:43 | 12:19/mi
21M
3:26:23
21.00 mi
Rank: #24139 (-201)
20M → 21M
12:56 | 12:56/mi
35K
3:35:51
21.75 mi
Rank: #24355 (-216)
21M → 35K
9:28 | 12:40/mi
23M
3:49:04
23.00 mi
Rank: #24307 (+48)
35K → 23M
13:13 | 10:34/mi
24M
3:59:25
24.00 mi
Rank: #24252 (+55)
23M → 24M
10:21 | 10:21/mi
40K
4:15:14
24.85 mi
Rank: #24902 (-650)
24M → 40K
15:49 | 18:30/mi
25.2M
4:20:16
25.20 mi
Rank: #24960 (-58)
40K → 25.2M
5:02 | 14:36/mi
FINISH
4:30:58
26.22 mi
Rank: #24976 (-16)
25.2M → FINISH
10:42 | 10:30/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time2:01:23
Pace9:16 /mi
2nd Half
Distance13.11 mi
Time2:29:35
Pace11:25 /mi
📊Positive Split: 23.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:54:0829:519:3729:51
9:37
-
10K
6.21 mi12:22:3458:179:2328:26
9:10
-0:27
15K
9.32 mi12:50:341:26:179:1628:00
9:01
-0:09
20K
12.43 mi13:19:231:55:069:1628:49
9:17
+0:16
HALF
13.11 mi13:25:402:01:239:166:17
9:14
-0:03
25K
15.53 mi13:48:552:24:389:1923:15
9:36
+0:22
30K
18.64 mi14:21:012:56:449:2932:06
10:20
+0:44
20M
20.00 mi14:37:443:13:279:4116:43
12:19
+1:59
21M
21.00 mi14:50:403:26:239:5012:56
12:56
+0:37
35K
21.75 mi15:00:083:35:519:569:28
12:40
-0:16
23M
23.00 mi15:13:213:49:049:5813:13
10:34
-2:06
24M
24.00 mi15:23:423:59:259:5910:21
10:21
-0:13
40K
24.85 mi15:39:314:15:1410:1715:49
18:30
+8:09
25.2M
25.20 mi15:44:334:20:1610:205:02
14:36
-3:54
FINISH
26.22 mi15:55:154:30:5810:2110:42
10:30
-4:06

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

9:01 /mi

Average Pace

10:21 /mi

Slowest Pace

18:30 /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

28:00

10% of race

Time at Steady Pace

3:03:00

68% of race

Time at Slower Pace

59:58

22% of race

Average Pace: 10:20 /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 mi11:54:0829:519:3729:51
9:37
#24819
10K
6.21 mi12:22:3458:179:2328:26
9:10
#24173
15K
9.32 mi12:50:341:26:179:1628:00
9:01
#23748
20K
12.43 mi13:19:231:55:069:1628:49
9:17
#23591
HALF
13.11 mi13:25:402:01:239:166:17
9:14
#23591
25K
15.53 mi13:48:552:24:389:1923:15
9:36
#23497
30K
18.64 mi14:21:012:56:449:2932:06
10:20
#23577
20M
20.00 mi14:37:443:13:279:4116:43
12:19
#23938
21M
21.00 mi14:50:403:26:239:5012:56
12:56
#24139
35K
21.75 mi15:00:083:35:519:569:28
12:40
#24355
23M
23.00 mi15:13:213:49:049:5813:13
10:34
#24307
24M
24.00 mi15:23:423:59:259:5910:21
10:21
#24252
40K
24.85 mi15:39:314:15:1410:1715:49
18:30
#24902
25.2M
25.20 mi15:44:334:20:1610:205:02
14:36
#24960
FINISH
26.22 mi15:55:154:30:5810:2110:42
10:30
#24976
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 mi24819100881008822779(Top 78%)9023(Top 72%)9023(Top 158%)
10K6.21 mi3.10 mi24173+6469736+3529736+35223462(Top 81%)9382(Top 75%)9382(Top 164%)
15K9.32 mi3.11 mi23748+4259526+2109526+21022779(Top 78%)9023(Top 72%)9023(Top 158%)
20K12.43 mi3.11 mi23591+1579456+709456+7023063(Top 79%)9212(Top 73%)9212(Top 161%)
HALF13.11 mi0.68 mi235919458-29458-223577(Top 81%)9477(Top 75%)9477(Top 166%)
25K15.53 mi2.42 mi23497+949425+339425+3323274(Top 80%)9345(Top 74%)9345(Top 163%)
30K18.64 mi3.11 mi23577-809496-719496-7123930(Top 82%)9793(Top 78%)9793(Top 171%)
20M20.00 mi1.36 mi23938-3619673-1779673-17726761(Top 92%)11387(Top 91%)11387(Top 199%)
21M21.00 mi1.00 mi24139-2019793-1209793-12026295(Top 91%)11165(Top 89%)11165(Top 195%)
35K21.75 mi0.75 mi24355-2169920-1279920-12727424(Top 94%)11778(Top 94%)11778(Top 206%)
23M23.00 mi1.25 mi24307+489917+39917+323544(Top 81%)9809(Top 78%)9809(Top 172%)
24M24.00 mi1.00 mi24252+559912+59912+523744(Top 82%)9936(Top 79%)9936(Top 174%)
40K24.85 mi0.85 mi24902-65010257-34510257-34528955(Top 100%)12556(Top 100%)12556(Top 220%)
25.2M25.20 mi0.35 mi24960-5810297-4010297-4027689(Top 95%)11976(Top 95%)11976(Top 210%)
FINISH26.22 mi1.02 mi24976-1610319-2210319-2225067(Top 86%)10664(Top 85%)10664(Top 187%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 78%
×21
+97ft-345ft

Overall

22779

Females

9023

F18-39

9023

5K→10K

3.1 - 6.2 mi

Top 81%
×5
+79ft-138ft

Overall

23462

Females

9382

F18-39

9382

10K→15K

6.2 - 9.3 mi

Top 78%
×3
+67ft-78ft

Overall

22779

Females

9023

F18-39

9023

15K→20K

9.3 - 12.4 mi

Top 79%
×5
+106ft-86ft

Overall

23063

Females

9212

F18-39

9212

20K→HALF

12.4 - 13.1 mi

Top 81%
×2
+19ft-37ft

Overall

23577

Females

9477

F18-39

9477

HALF→25K

13.1 - 15.5 mi

Top 80%
×4
+66ft-88ft

Overall

23274

Females

9345

F18-39

9345

25K→30K

15.5 - 18.6 mi

Top 82%
×9
+181ft-148ft

Overall

23930

Females

9793

F18-39

9793

30K→20M

18.6 - 20.0 mi

Top 92%
×5
+64ft-50ft

Overall

26761

Females

11387

F18-39

11387

20M→21M

20.0 - 21.0 mi

Top 91%
×8
+106ft-24ft

Overall

26295

Females

11165

F18-39

11165

21M→35K

21.0 - 21.8 mi

Top 94%
×7
+17ft-86ft

Overall

27424

Females

11778

F18-39

11778

35K→23M

21.8 - 23.0 mi

Top 81%
×5
+23ft-63ft

Overall

23544

Females

9809

F18-39

9809

23M→24M

23.0 - 24.0 mi

Top 82%
×6
+12ft-82ft

Overall

23744

Females

9936

F18-39

9936

24M→40K

24.0 - 24.9 mi

Top 100%
×1
+6ft-20ft

Overall

28955

Females

12556

F18-39

12556

40K→25.2M

24.9 - 25.2 mi

Top 95%
×1
+13ft-16ft

Overall

27689

Females

11976

F18-39

11976

25.2M→FINISH

25.2 - 26.2 mi

Top 86%
×2
+22ft-21ft

Overall

25067

Females

10664

F18-39

10664

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1884*
Passed By
1375
Net Change
-157
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#24819
5K → 10K679*33+646#24819#24173
10K → 15K445*20+425#24173#23748
15K → 20K230*73+157#23748#23591
20K → HALF21210#23591#23591
HALF → 25K15359+94#23591#23497
25K → 30K117197-80#23497#23577
30K → 20M14200-361#23577#23938
20M → 21M19200-201#23938#24139
21M → 35K3200-216#24139#24355
35K → 23M7931+48#24355#24307
23M → 24M7722+55#24307#24252
24M → 40K2200-650#24252#24902
40K → 25.2M765-58#24902#24960
25.2M → FINISH3854-16#24960#24976
TOTALS1884*1375-157

* 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