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BOSTON MARATHON 2026

Jenna Ambrosi

Bib: 27926β€’F

MA

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Overall
#0 / 29021
Gender (Female)
#0 / 12578
Age Group (F18-39)
#0 / 5716
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
31:59
3.11 mi
Rank: #26727
Start β†’ 5K
31:59 | 10:18/mi
10K
1:03:27
6.21 mi
Rank: #26417 (+310)
5K β†’ 10K
31:28 | 10:08/mi
15K
1:34:22
9.32 mi
Rank: #26125 (+292)
10K β†’ 15K
30:55 | 9:58/mi
20K
2:06:39
12.43 mi
Rank: #26058 (+67)
15K β†’ 20K
32:17 | 10:24/mi
HALF
2:13:21
13.11 mi
Rank: #26015 (+43)
20K β†’ HALF
6:42 | 9:50/mi
25K
2:41:08
15.53 mi
Rank: #26262 (-247)
HALF β†’ 25K
27:47 | 11:28/mi
30K
3:17:41
18.64 mi
Rank: #26333 (-71)
25K β†’ 30K
36:33 | 11:46/mi
20M
3:34:10
20.00 mi
Rank: #26364 (-31)
30K β†’ 20M
16:29 | 12:09/mi
21M
3:47:32
21.00 mi
Rank: #26415 (-51)
20M β†’ 21M
13:22 | 13:22/mi
35K
3:56:48
21.75 mi
Rank: #26458 (-43)
21M β†’ 35K
9:16 | 12:24/mi
23M
4:12:57
23.00 mi
Rank: #26525 (-67)
35K β†’ 23M
16:09 | 12:55/mi
24M
4:26:04
24.00 mi
Rank: #26626 (-101)
23M β†’ 24M
13:07 | 13:07/mi
40K
4:37:21
24.85 mi
Rank: #26685 (-59)
24M β†’ 40K
11:17 | 13:12/mi
25.2M
4:42:04
25.20 mi
Rank: #26688 (-3)
40K β†’ 25.2M
4:43 | 13:41/mi
FINISH
4:53:33
26.22 mi
Rank: #26710 (-22)
25.2M β†’ FINISH
11:29 | 11:17/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time2:13:21
Pace10:11 /mi
2nd Half
Distance13.11 mi
Time2:40:12
Pace12:14 /mi
πŸ“ŠPositive Split: 20.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:53:4931:5910:1831:59
10:18
-
10K
6.21 mi12:25:171:03:2710:1331:28
10:08
-0:10
15K
9.32 mi12:56:121:34:2210:0830:55
9:58
-0:10
20K
12.43 mi13:28:292:06:3910:1232:17
10:24
+0:26
HALF
13.11 mi13:35:112:13:2110:116:42
9:50
-0:34
25K
15.53 mi14:02:582:41:0810:2327:47
11:28
+1:38
30K
18.64 mi14:39:313:17:4110:3736:33
11:46
+0:18
20M
20.00 mi14:56:003:34:1010:4316:29
12:09
+0:23
21M
21.00 mi15:09:223:47:3210:5113:22
13:22
+1:13
35K
21.75 mi15:18:383:56:4810:549:16
12:24
-0:58
23M
23.00 mi15:34:474:12:5711:0016:09
12:55
+0:31
24M
24.00 mi15:47:544:26:0411:0613:07
13:07
+0:12
40K
24.85 mi15:59:114:37:2111:1011:17
13:12
+0:05
25.2M
25.20 mi16:03:544:42:0411:124:43
13:41
+0:29
FINISH
26.22 mi16:15:234:53:3311:1311:29
11:17
-2:24

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

9:50 /mi

Average Pace

11:12 /mi

Slowest Pace

13:41 /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

2:13:21

45% of race

Time at Steady Pace

1:41:34

35% of race

Time at Slower Pace

58:38

20% of race

Average Pace: 11:12 /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 mi11:53:4931:5910:1831:59
10:18
#26727
10K
6.21 mi12:25:171:03:2710:1331:28
10:08
#26417
15K
9.32 mi12:56:121:34:2210:0830:55
9:58
#26125
20K
12.43 mi13:28:292:06:3910:1232:17
10:24
#26058
HALF
13.11 mi13:35:112:13:2110:116:42
9:50
#26015
25K
15.53 mi14:02:582:41:0810:2327:47
11:28
#26262
30K
18.64 mi14:39:313:17:4110:3736:33
11:46
#26333
20M
20.00 mi14:56:003:34:1010:4316:29
12:09
#26364
21M
21.00 mi15:09:223:47:3210:5113:22
13:22
#26415
35K
21.75 mi15:18:383:56:4810:549:16
12:24
#26458
23M
23.00 mi15:34:474:12:5711:0016:09
12:55
#26525
24M
24.00 mi15:47:544:26:0411:0613:07
13:07
#26626
40K
24.85 mi15:59:114:37:2111:1011:17
13:12
#26685
25.2M
25.20 mi16:03:544:42:0411:124:43
13:41
#26688
FINISH
26.22 mi16:15:234:53:3311:1311:29
11:17
#26710
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 mi26727111141111425576(Top 88%)10489(Top 83%)10489(Top 184%)
10K6.21 mi3.10 mi26417+31010942+17210942+17226159(Top 90%)10809(Top 86%)10809(Top 189%)
15K9.32 mi3.11 mi26125+29210787+15510787+15525576(Top 88%)10489(Top 83%)10489(Top 184%)
20K12.43 mi3.11 mi26058+6710757+3010757+3025908(Top 89%)10690(Top 85%)10690(Top 187%)
HALF13.11 mi0.68 mi26015+4310732+2510732+2525270(Top 87%)10371(Top 82%)10371(Top 181%)
25K15.53 mi2.42 mi26262-24710887-15510887-15526968(Top 93%)11346(Top 90%)11346(Top 198%)
30K18.64 mi3.11 mi26333-7110964-7710964-7726475(Top 91%)11155(Top 89%)11155(Top 195%)
20M20.00 mi1.36 mi26364-3110993-2910993-2926572(Top 92%)11283(Top 90%)11283(Top 197%)
21M21.00 mi1.00 mi26415-5111030-3711030-3726745(Top 92%)11413(Top 91%)11413(Top 200%)
35K21.75 mi0.75 mi26458-4311060-3011060-3027154(Top 94%)11638(Top 93%)11638(Top 204%)
23M23.00 mi1.25 mi26525-6711104-4411104-4427224(Top 94%)11694(Top 93%)11694(Top 205%)
24M24.00 mi1.00 mi26626-10111171-6711171-6727745(Top 96%)11987(Top 95%)11987(Top 210%)
40K24.85 mi0.85 mi26685-5911215-4411215-4427242(Top 94%)11745(Top 93%)11745(Top 205%)
25.2M25.20 mi0.35 mi26688-311220-511220-526908(Top 93%)11575(Top 92%)11575(Top 203%)
FINISH26.22 mi1.02 mi26710-2211243-2311243-2326557(Top 92%)11419(Top 91%)11419(Top 200%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 88%
Γ—21
+97ft-345ft

Overall

25576

Females

10489

F18-39

10489

5K→10K

3.1 - 6.2 mi

Top 90%
Γ—5
+79ft-138ft

Overall

26159

Females

10809

F18-39

10809

10K→15K

6.2 - 9.3 mi

Top 88%
Γ—3
+67ft-78ft

Overall

25576

Females

10489

F18-39

10489

15K→20K

9.3 - 12.4 mi

Top 89%
Γ—5
+106ft-86ft

Overall

25908

Females

10690

F18-39

10690

20K→HALF

12.4 - 13.1 mi

Top 87%
Γ—2
+19ft-37ft

Overall

25270

Females

10371

F18-39

10371

HALF→25K

13.1 - 15.5 mi

Top 93%
Γ—4
+66ft-88ft

Overall

26968

Females

11346

F18-39

11346

25K→30K

15.5 - 18.6 mi

Top 91%
Γ—9
+181ft-148ft

Overall

26475

Females

11155

F18-39

11155

30K→20M

18.6 - 20.0 mi

Top 92%
Γ—5
+64ft-50ft

Overall

26572

Females

11283

F18-39

11283

20M→21M

20.0 - 21.0 mi

Top 92%
Γ—8
+106ft-24ft

Overall

26745

Females

11413

F18-39

11413

21M→35K

21.0 - 21.8 mi

Top 94%
Γ—7
+17ft-86ft

Overall

27154

Females

11638

F18-39

11638

35K→23M

21.8 - 23.0 mi

Top 94%
Γ—5
+23ft-63ft

Overall

27224

Females

11694

F18-39

11694

23M→24M

23.0 - 24.0 mi

Top 96%
Γ—6
+12ft-82ft

Overall

27745

Females

11987

F18-39

11987

24M→40K

24.0 - 24.9 mi

Top 94%
Γ—1
+6ft-20ft

Overall

27242

Females

11745

F18-39

11745

40K→25.2M

24.9 - 25.2 mi

Top 93%
Γ—1
+13ft-16ft

Overall

26908

Females

11575

F18-39

11575

25.2M→FINISH

25.2 - 26.2 mi

Top 92%
Γ—2
+22ft-21ft

Overall

26557

Females

11419

F18-39

11419

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1181*
Passed By
1094
Net Change
+17
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start β†’ 5K----#26727
5K β†’ 10K383*73+310#26727#26417
10K β†’ 15K316*24+292#26417#26125
15K β†’ 20K14982+67#26125#26058
20K β†’ HALF496+43#26058#26015
HALF β†’ 25K23200-247#26015#26262
25K β†’ 30K88159-71#26262#26333
30K β†’ 20M4273-31#26333#26364
20M β†’ 21M3182-51#26364#26415
21M β†’ 35K1659-43#26415#26458
35K β†’ 23M2087-67#26458#26525
23M β†’ 24M11112-101#26525#26626
24M β†’ 40K1574-59#26626#26685
40K β†’ 25.2M1316-3#26685#26688
25.2M β†’ FINISH2547-22#26688#26710
TOTALS1181*1094+17

* Includes athletes who did not complete a segment (DNF/DNQ).

πŸ“Š

Passing Analysis Visualizations

Explore your passing analysis through 5 different visualizations. Scroll to discover each one.

Time:
Category:

πŸ“ˆPosition Graph

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🎨Heatmap Timeline

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πŸ”„Passing Circle

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🌊Position Flow

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πŸƒRace 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