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BOSTON MARATHON 2026

Carolina Santonja

Bib: 17923β€’F

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0:00
0:00
/ mi
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Overall
#0 / 29021
Top 44%
Gender (Female)
#0 / 12578
Top 30%
Age Group (F18-39)
#0 / 5716
Top 49%
Race Day Weather
51Β°/41Β°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
24:01
3.11 mi
Rank: #14829
Start β†’ 5K
24:01 | 7:44/mi
10K
47:59
6.21 mi
Rank: #14822 (+7)
5K β†’ 10K
23:58 | 7:43/mi
15K
1:12:24
9.32 mi
Rank: #15154 (-332)
10K β†’ 15K
24:25 | 7:52/mi
20K
1:36:04
12.43 mi
Rank: #14561 (+593)
15K β†’ 20K
23:40 | 7:38/mi
HALF
1:41:16
13.11 mi
Rank: #14539 (+22)
20K β†’ HALF
5:12 | 7:38/mi
25K
2:00:03
15.53 mi
Rank: #14314 (+225)
HALF β†’ 25K
18:47 | 7:45/mi
30K
2:24:54
18.64 mi
Rank: #14144 (+170)
25K β†’ 30K
24:51 | 8:00/mi
20M
2:35:49
20.00 mi
Rank: #14015 (+129)
30K β†’ 20M
10:55 | 8:03/mi
21M
2:44:07
21.00 mi
Rank: #13860 (+155)
20M β†’ 21M
8:18 | 8:18/mi
35K
2:49:49
21.75 mi
Rank: #13767 (+93)
21M β†’ 35K
5:42 | 7:38/mi
23M
2:59:30
23.00 mi
Rank: #13544 (+223)
35K β†’ 23M
9:41 | 7:45/mi
24M
3:07:01
24.00 mi
Rank: #13384 (+160)
23M β†’ 24M
7:31 | 7:31/mi
40K
3:13:24
24.85 mi
Rank: #13175
24M β†’ 40K
6:23 | 7:28/mi
25.2M
3:16:10
25.20 mi
Rank: #13101
40K β†’ 25.2M
2:46 | 8:02/mi
FINISH
3:23:19
26.22 mi
Rank: #12861
25.2M β†’ FINISH
7:09 | 7:01/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st Halfβš–οΈ Balanced
via HALF
Distance13.11 mi
Time1:41:16
Pace7:44 /mi
2nd Halfβš–οΈ Balanced
Distance13.11 mi
Time1:42:03
Pace7:48 /mi
πŸ“ŠEven Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:06:4224:017:4424:01
7:44
-
10K
6.21 mi11:30:4047:597:4423:58
7:43
-0:01
15K
9.32 mi11:55:051:12:247:4724:25
7:52
+0:09
20K
12.43 mi12:18:451:36:047:4423:40
7:38
-0:14
HALF
13.11 mi12:23:571:41:167:445:12
7:38
0:00
25K
15.53 mi12:42:442:00:037:4418:47
7:45
+0:07
30K
18.64 mi13:07:352:24:547:4724:51
8:00
+0:15
20M
20.00 mi13:18:302:35:497:4810:55
8:03
+0:03
21M
21.00 mi13:26:482:44:077:498:18
8:18
+0:15
35K
21.75 mi13:32:302:49:497:495:42
7:38
-0:40
23M
23.00 mi13:42:112:59:307:499:41
7:45
+0:07
24M
24.00 mi13:49:423:07:017:487:31
7:31
-0:14
40K
24.85 mi13:56:053:13:247:476:23
7:28
-0:03
25.2M
25.20 mi13:58:513:16:107:482:46
8:02
+0:34
FINISH
26.22 mi14:06:003:23:197:467:09
7:01
-1:01

Checkpoint Splits Visualizations

Explore your race data through different visual perspectives. Scroll to discover each visualization.

πŸ“ˆPace 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

7:01 /mi

Average Pace

7:46 /mi

Slowest Pace

8:18 /mi

Loading chart...
Fastest
Middle
Slowest
Average

πŸ“ŠSegments

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

1:19:35

39% of race

Time at Steady Pace

1:55:26

57% of race

Time at Slower Pace

8:18

4% of race

Average Pace: 7:45 /mi

Loading chart...
Faster pace (< avg)
Steady pace (β‰ˆ 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 mi11:06:4224:017:4424:01
7:44
#14829
10K
6.21 mi11:30:4047:597:4423:58
7:43
#14822
15K
9.32 mi11:55:051:12:247:4724:25
7:52
#15154
20K
12.43 mi12:18:451:36:047:4423:40
7:38
#14561
HALF
13.11 mi12:23:571:41:167:445:12
7:38
#14539
25K
15.53 mi12:42:442:00:037:4418:47
7:45
#14314
30K
18.64 mi13:07:352:24:547:4724:51
8:00
#14144
20M
20.00 mi13:18:302:35:497:4810:55
8:03
#14015
21M
21.00 mi13:26:482:44:077:498:18
8:18
#13860
35K
21.75 mi13:32:302:49:497:495:42
7:38
#13767
23M
23.00 mi13:42:112:59:307:499:41
7:45
#13544
24M
24.00 mi13:49:423:07:017:487:31
7:31
#13384
40K
24.85 mi13:56:053:13:247:476:23
7:28
#13175
25.2M
25.20 mi13:58:513:16:107:482:46
8:02
#13101
FINISH
26.22 mi14:06:003:23:197:467:09
7:01
#12861
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 mi148294571457115821(Top 55%)5233(Top 42%)5233(Top 92%)
10K6.21 mi3.10 mi14822+74597-264597-2614889(Top 51%)4624(Top 37%)4624(Top 81%)
15K9.32 mi3.11 mi15154-3324835-2384835-23815821(Top 55%)5233(Top 42%)5233(Top 92%)
20K12.43 mi3.11 mi14561+5934461+3744461+37413004(Top 45%)3669(Top 29%)3669(Top 64%)
HALF13.11 mi0.68 mi14539+224450+114450+1114141(Top 49%)4225(Top 34%)4225(Top 74%)
25K15.53 mi2.42 mi14314+2254349+1014349+10113390(Top 46%)3949(Top 31%)3949(Top 69%)
30K18.64 mi3.11 mi14144+1704292+574292+5713476(Top 46%)4109(Top 33%)4109(Top 72%)
20M20.00 mi1.36 mi14015+1294237+554237+5513101(Top 45%)3994(Top 32%)3994(Top 70%)
21M21.00 mi1.00 mi13860+1554175+624175+6211879(Top 41%)3460(Top 28%)3460(Top 61%)
35K21.75 mi0.75 mi13767+934140+354140+3511784(Top 41%)3428(Top 27%)3428(Top 60%)
23M23.00 mi1.25 mi13544+2234048+924048+9210589(Top 36%)2914(Top 23%)2914(Top 51%)
24M24.00 mi1.00 mi13384+1603977+713977+7110259(Top 35%)2806(Top 22%)2806(Top 49%)
40K24.85 mi0.85 mi13175+2093871+1063871+1068677(Top 30%)2129(Top 17%)2129(Top 37%)
25.2M25.20 mi0.35 mi13101+743838+333838+338635(Top 30%)2209(Top 18%)2209(Top 39%)
FINISH26.22 mi1.02 mi12861+2403747+913747+917768(Top 27%)1824(Top 15%)1824(Top 32%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 55%
Γ—21
+97ft-345ft

Overall

15821

Females

5233

F18-39

5233

5K→10K

3.1 - 6.2 mi

Top 51%
Γ—5
+79ft-138ft

Overall

14889

Females

4624

F18-39

4624

10K→15K

6.2 - 9.3 mi

Top 55%
Γ—3
+67ft-78ft

Overall

15821

Females

5233

F18-39

5233

15K→20K

9.3 - 12.4 mi

Top 45%
Γ—5
+106ft-86ft

Overall

13004

Females

3669

F18-39

3669

20K→HALF

12.4 - 13.1 mi

Top 49%
Γ—2
+19ft-37ft

Overall

14141

Females

4225

F18-39

4225

HALF→25K

13.1 - 15.5 mi

Top 46%
Γ—4
+66ft-88ft

Overall

13390

Females

3949

F18-39

3949

25K→30K

15.5 - 18.6 mi

Top 46%
Γ—9
+181ft-148ft

Overall

13476

Females

4109

F18-39

4109

30K→20M

18.6 - 20.0 mi

Top 45%
Γ—5
+64ft-50ft

Overall

13101

Females

3994

F18-39

3994

20M→21M

20.0 - 21.0 mi

Top 41%
Γ—8
+106ft-24ft

Overall

11879

Females

3460

F18-39

3460

21M→35K

21.0 - 21.8 mi

Top 41%
Γ—7
+17ft-86ft

Overall

11784

Females

3428

F18-39

3428

35K→23M

21.8 - 23.0 mi

Top 36%
Γ—5
+23ft-63ft

Overall

10589

Females

2914

F18-39

2914

23M→24M

23.0 - 24.0 mi

Top 35%
Γ—6
+12ft-82ft

Overall

10259

Females

2806

F18-39

2806

24M→40K

24.0 - 24.9 mi

Top 30%
Γ—1
+6ft-20ft

Overall

8677

Females

2129

F18-39

2129

40K→25.2M

24.9 - 25.2 mi

Top 30%
Γ—1
+13ft-16ft

Overall

8635

Females

2209

F18-39

2209

25.2M→FINISH

25.2 - 26.2 mi

Top 27%
Γ—2
+22ft-21ft

Overall

7768

Females

1824

F18-39

1824

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Position interactions are being recalculated

Started about 6 hours ago. This usually takes 10-20 minutes. Please check back shortly.

Activity Data

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing