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BOSTON MARATHON 2026

Tiffany Fontenot

Bib: 21558•F

CO

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0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Gender (Female)
#0 / 12578
Masters (Masters Women)
#0 / 6862
Age Group (F45-49)
#0 / 1786
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
26:47
3.11 mi
Rank: #20750
Start → 5K
26:47 | 8:38/mi
10K
53:41
6.21 mi
Rank: #20992 (-242)
5K → 10K
26:54 | 8:40/mi
15K
1:20:08
9.32 mi
Rank: #20713 (+279)
10K → 15K
26:27 | 8:31/mi
20K
1:48:20
12.43 mi
Rank: #21132 (-419)
15K → 20K
28:12 | 9:05/mi
HALF
1:54:03
13.11 mi
Rank: #21053 (+79)
20K → HALF
5:43 | 8:24/mi
25K
2:15:20
15.53 mi
Rank: #20889 (+164)
HALF → 25K
21:17 | 8:47/mi
30K
2:46:54
18.64 mi
Rank: #21565 (-676)
25K → 30K
31:34 | 10:10/mi
20M
2:59:56
20.00 mi
Rank: #21529 (+36)
30K → 20M
13:02 | 9:36/mi
21M
3:10:46
21.00 mi
Rank: #21650 (-121)
20M → 21M
10:50 | 10:50/mi
35K
3:17:31
21.75 mi
Rank: #21599 (+51)
21M → 35K
6:45 | 9:02/mi
23M
3:30:53
23.00 mi
Rank: #21806 (-207)
35K → 23M
13:22 | 10:41/mi
24M
3:39:52
24.00 mi
Rank: #21733 (+73)
23M → 24M
8:59 | 8:59/mi
40K
3:47:45
24.85 mi
Rank: #21654 (+79)
24M → 40K
7:53 | 9:14/mi
25.2M
3:51:36
25.20 mi
Rank: #21689 (-35)
40K → 25.2M
3:51 | 11:10/mi
FINISH
4:00:30
26.22 mi
Rank: #21638 (+51)
25.2M → FINISH
8:54 | 8:45/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:54:03
Pace8:43 /mi
2nd Half
Distance13.11 mi
Time2:06:27
Pace9:39 /mi
📊Positive Split: 10.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:28:0226:478:3826:47
8:38
-
10K
6.21 mi11:54:5653:418:3926:54
8:40
+0:02
15K
9.32 mi12:21:231:20:088:3626:27
8:31
-0:09
20K
12.43 mi12:49:351:48:208:4428:12
9:05
+0:34
HALF
13.11 mi12:55:181:54:038:435:43
8:24
-0:41
25K
15.53 mi13:16:352:15:208:4321:17
8:47
+0:23
30K
18.64 mi13:48:092:46:548:5831:34
10:10
+1:23
20M
20.00 mi14:01:112:59:569:0013:02
9:36
-0:34
21M
21.00 mi14:12:013:10:469:0610:50
10:50
+1:14
35K
21.75 mi14:18:463:17:319:056:45
9:02
-1:48
23M
23.00 mi14:32:083:30:539:1113:22
10:41
+1:39
24M
24.00 mi14:41:073:39:529:108:59
8:59
-1:42
40K
24.85 mi14:49:003:47:459:107:53
9:14
+0:15
25.2M
25.20 mi14:52:513:51:369:123:51
11:10
+1:56
FINISH
26.22 mi15:01:454:00:309:118:54
8:45
-2:25

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

8:24 /mi

Average Pace

9:11 /mi

Slowest Pace

11:10 /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

32:10

13% of race

Time at Steady Pace

2:15:41

56% of race

Time at Slower Pace

1:12:39

30% of race

Average Pace: 9:10 /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 mi11:28:0226:478:3826:47
8:38
#20750
10K
6.21 mi11:54:5653:418:3926:54
8:40
#20992
15K
9.32 mi12:21:231:20:088:3626:27
8:31
#20713
20K
12.43 mi12:49:351:48:208:4428:12
9:05
#21132
HALF
13.11 mi12:55:181:54:038:435:43
8:24
#21053
25K
15.53 mi13:16:352:15:208:4321:17
8:47
#20889
30K
18.64 mi13:48:092:46:548:5831:34
10:10
#21565
20M
20.00 mi14:01:112:59:569:0013:02
9:36
#21529
21M
21.00 mi14:12:013:10:469:0610:50
10:50
#21650
35K
21.75 mi14:18:463:17:319:056:45
9:02
#21599
23M
23.00 mi14:32:083:30:539:1113:22
10:41
#21806
24M
24.00 mi14:41:073:39:529:108:59
8:59
#21733
40K
24.85 mi14:49:003:47:459:107:53
9:14
#21654
25.2M
25.20 mi14:52:513:51:369:123:51
11:10
#21689
FINISH
26.22 mi15:01:454:00:309:118:54
8:45
#21638
Faster pace
Steady pace
Slower pace

Rankings

Your position at each checkpoint and how you ranked in each segment

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi207508037803720255(Top 70%)7731(Top 61%)7731(Top 433%)
10K6.21 mi3.10 mi20992-2428145-1088145-10821225(Top 73%)8250(Top 66%)8250(Top 462%)
15K9.32 mi3.11 mi20713+2797989+1567989+15620255(Top 70%)7731(Top 61%)7731(Top 433%)
20K12.43 mi3.11 mi21132-4198221-2328221-23222262(Top 77%)8792(Top 70%)8792(Top 492%)
HALF13.11 mi0.68 mi21053+798179+428179+4219626(Top 68%)7405(Top 59%)7405(Top 415%)
25K15.53 mi2.42 mi20889+1648106+738106+7320133(Top 69%)7738(Top 62%)7738(Top 433%)
30K18.64 mi3.11 mi21565-6768461-3558461-35523524(Top 81%)9576(Top 76%)9576(Top 536%)
20M20.00 mi1.36 mi21529+368459+28459+221420(Top 74%)8562(Top 68%)8562(Top 479%)
21M21.00 mi1.00 mi21650-1218537-788537-7822750(Top 78%)9279(Top 74%)9279(Top 520%)
35K21.75 mi0.75 mi21599+518514+238514+2320155(Top 69%)8027(Top 64%)8027(Top 449%)
23M23.00 mi1.25 mi21806-2078643-1298643-12923794(Top 82%)9933(Top 79%)9933(Top 556%)
24M24.00 mi1.00 mi21733+738613+308613+3019422(Top 67%)7744(Top 62%)7744(Top 434%)
40K24.85 mi0.85 mi21654+798580+338580+3319399(Top 67%)7787(Top 62%)7787(Top 436%)
25.2M25.20 mi0.35 mi21689-358606-268606-2622776(Top 78%)9479(Top 75%)9479(Top 531%)
FINISH26.22 mi1.02 mi21638+518580+268580+2619368(Top 67%)7751(Top 62%)7751(Top 434%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 70%
×21
+97ft-345ft

Overall

20255

Females

7731

F45-49

7731

5K→10K

3.1 - 6.2 mi

Top 73%
×5
+79ft-138ft

Overall

21225

Females

8250

F45-49

8250

10K→15K

6.2 - 9.3 mi

Top 70%
×3
+67ft-78ft

Overall

20255

Females

7731

F45-49

7731

15K→20K

9.3 - 12.4 mi

Top 77%
×5
+106ft-86ft

Overall

22262

Females

8792

F45-49

8792

20K→HALF

12.4 - 13.1 mi

Top 68%
×2
+19ft-37ft

Overall

19626

Females

7405

F45-49

7405

HALF→25K

13.1 - 15.5 mi

Top 69%
×4
+66ft-88ft

Overall

20133

Females

7738

F45-49

7738

25K→30K

15.5 - 18.6 mi

Top 81%
×9
+181ft-148ft

Overall

23524

Females

9576

F45-49

9576

30K→20M

18.6 - 20.0 mi

Top 74%
×5
+64ft-50ft

Overall

21420

Females

8562

F45-49

8562

20M→21M

20.0 - 21.0 mi

Top 78%
×8
+106ft-24ft

Overall

22750

Females

9279

F45-49

9279

21M→35K

21.0 - 21.8 mi

Top 69%
×7
+17ft-86ft

Overall

20155

Females

8027

F45-49

8027

35K→23M

21.8 - 23.0 mi

Top 82%
×5
+23ft-63ft

Overall

23794

Females

9933

F45-49

9933

23M→24M

23.0 - 24.0 mi

Top 67%
×6
+12ft-82ft

Overall

19422

Females

7744

F45-49

7744

24M→40K

24.0 - 24.9 mi

Top 67%
×1
+6ft-20ft

Overall

19399

Females

7787

F45-49

7787

40K→25.2M

24.9 - 25.2 mi

Top 78%
×1
+13ft-16ft

Overall

22776

Females

9479

F45-49

9479

25.2M→FINISH

25.2 - 26.2 mi

Top 67%
×2
+22ft-21ft

Overall

19368

Females

7751

F45-49

7751

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1483*
Passed By
1315
Net Change
-888
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#20750
5K → 10K185200-242#20750#20992
10K → 15K367*88+279#20992#20713
15K → 20K63200-419#20713#21132
20K → HALF801+79#21132#21053
HALF → 25K214*50+164#21053#20889
25K → 30K34200-676#20889#21565
30K → 20M10670+36#21565#21529
20M → 21M52173-121#21529#21650
21M → 35K7019+51#21650#21599
35K → 23M30200-207#21599#21806
23M → 24M9017+73#21806#21733
24M → 40K9617+79#21733#21654
40K → 25.2M2358-35#21654#21689
25.2M → FINISH7322+51#21689#21638
TOTALS1483*1315-888

* 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