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BOSTON MARATHON 2026

Heather Catlin

Bib: 24004•F

FL

Boston Marathon logo
0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Gender (Female)
#0 / 12578
Masters (Masters Women)
#0 / 6862
Top 40%
Age Group (F50-54)
#0 / 1233
Top 36%
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
26:36
3.11 mi
Rank: #20421
Start → 5K
26:36 | 8:34/mi
10K
52:42
6.21 mi
Rank: #20071 (+350)
5K → 10K
26:06 | 8:25/mi
15K
1:18:44
9.32 mi
Rank: #19837 (+234)
10K → 15K
26:02 | 8:23/mi
20K
1:44:51
12.43 mi
Rank: #19573
15K → 20K
26:07 | 8:25/mi
HALF
1:50:28
13.11 mi
Rank: #19523
20K → HALF
5:37 | 8:15/mi
25K
2:10:50
15.53 mi
Rank: #19272
HALF → 25K
20:22 | 8:24/mi
30K
2:37:33
18.64 mi
Rank: #18905
25K → 30K
26:43 | 8:36/mi
20M
2:49:06
20.00 mi
Rank: #18700
30K → 20M
11:33 | 8:31/mi
21M
2:57:47
21.00 mi
Rank: #18470
20M → 21M
8:41 | 8:41/mi
35K
3:03:53
21.75 mi
Rank: #18355
21M → 35K
6:06 | 8:10/mi
23M
3:14:29
23.00 mi
Rank: #18195
35K → 23M
10:36 | 8:29/mi
24M
3:22:48
24.00 mi
Rank: #18072
23M → 24M
8:19 | 8:19/mi
40K
3:30:01
24.85 mi
Rank: #17953
24M → 40K
7:13 | 8:27/mi
25.2M
3:32:59
25.20 mi
Rank: #17858
40K → 25.2M
2:58 | 8:37/mi
FINISH
3:40:51
26.22 mi
Rank: #17664
25.2M → FINISH
7:52 | 7:44/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st Half⚖️ Balanced
via HALF
Distance13.11 mi
Time1:50:28
Pace8:26 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:50:23
Pace8:26 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:30:5826:368:3426:36
8:34
-
10K
6.21 mi11:57:0452:428:2926:06
8:25
-0:09
15K
9.32 mi12:23:061:18:448:2726:02
8:23
-0:02
20K
12.43 mi12:49:131:44:518:2726:07
8:25
+0:02
HALF
13.11 mi12:54:501:50:288:265:37
8:15
-0:10
25K
15.53 mi13:15:122:10:508:2620:22
8:24
+0:09
30K
18.64 mi13:41:552:37:338:2826:43
8:36
+0:12
20M
20.00 mi13:53:282:49:068:2811:33
8:31
-0:05
21M
21.00 mi14:02:092:57:478:288:41
8:41
+0:10
35K
21.75 mi14:08:153:03:538:286:06
8:10
-0:31
23M
23.00 mi14:18:513:14:298:2810:36
8:29
+0:19
24M
24.00 mi14:27:103:22:488:288:19
8:19
-0:10
40K
24.85 mi14:34:233:30:018:277:13
8:27
+0:08
25.2M
25.20 mi14:37:213:32:598:282:58
8:37
+0:10
FINISH
26.22 mi14:45:133:40:518:267:52
7:44
-0:53

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

7:44 /mi

Average Pace

8:26 /mi

Slowest Pace

8:41 /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

2:24:20

65% of race

Time at Steady Pace

1:16:31

35% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:25 /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

Enhanced split table showing pace trends through mini sparkline visualizations.

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi11:30:5826:368:3426:36
8:34
#20421
10K
6.21 mi11:57:0452:428:2926:06
8:25
#20071
15K
9.32 mi12:23:061:18:448:2726:02
8:23
#19837
20K
12.43 mi12:49:131:44:518:2726:07
8:25
#19573
HALF
13.11 mi12:54:501:50:288:265:37
8:15
#19523
25K
15.53 mi13:15:122:10:508:2620:22
8:24
#19272
30K
18.64 mi13:41:552:37:338:2826:43
8:36
#18905
20M
20.00 mi13:53:282:49:068:2811:33
8:31
#18700
21M
21.00 mi14:02:092:57:478:288:41
8:41
#18470
35K
21.75 mi14:08:153:03:538:286:06
8:10
#18355
23M
23.00 mi14:18:513:14:298:2810:36
8:29
#18195
24M
24.00 mi14:27:103:22:488:288:19
8:19
#18072
40K
24.85 mi14:34:233:30:018:277:13
8:27
#17953
25.2M
25.20 mi14:37:213:32:598:282:58
8:37
#17858
FINISH
26.22 mi14:45:133:40:518:267:52
7:44
#17664
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi204217868786819457(Top 67%)7290(Top 58%)7290(Top 591%)
10K6.21 mi3.10 mi20071+3507647+2217647+22119780(Top 68%)7468(Top 59%)7468(Top 606%)
15K9.32 mi3.11 mi19837+2347519+1287519+12819457(Top 67%)7290(Top 58%)7290(Top 591%)
20K12.43 mi3.11 mi19573+2647379+1407379+14018767(Top 65%)6946(Top 55%)6946(Top 563%)
HALF13.11 mi0.68 mi19523+507347+327347+3218659(Top 64%)6849(Top 54%)6849(Top 555%)
25K15.53 mi2.42 mi19272+2517225+1227225+12217984(Top 62%)6549(Top 52%)6549(Top 531%)
30K18.64 mi3.11 mi18905+3677060+1657060+16517478(Top 60%)6385(Top 51%)6385(Top 518%)
20M20.00 mi1.36 mi18700+2056953+1076953+10716252(Top 56%)5789(Top 46%)5789(Top 470%)
21M21.00 mi1.00 mi18470+2306840+1136840+11314334(Top 49%)4770(Top 38%)4770(Top 387%)
35K21.75 mi0.75 mi18355+1156790+506790+5015558(Top 54%)5516(Top 44%)5516(Top 447%)
23M23.00 mi1.25 mi18195+1606722+686722+6815568(Top 54%)5589(Top 44%)5589(Top 453%)
24M24.00 mi1.00 mi18072+1236671+516671+5115837(Top 55%)5814(Top 46%)5814(Top 472%)
40K24.85 mi0.85 mi17953+1196629+426629+4215334(Top 53%)5623(Top 45%)5623(Top 456%)
25.2M25.20 mi0.35 mi17858+956584+456584+4512430(Top 43%)4106(Top 33%)4106(Top 333%)
FINISH26.22 mi1.02 mi17664+1946491+936491+9313212(Top 46%)4524(Top 36%)4524(Top 367%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 67%
×21
+97ft-345ft

Overall

19457

Females

7290

F50-54

7290

5K→10K

3.1 - 6.2 mi

Top 68%
×5
+79ft-138ft

Overall

19780

Females

7468

F50-54

7468

10K→15K

6.2 - 9.3 mi

Top 67%
×3
+67ft-78ft

Overall

19457

Females

7290

F50-54

7290

15K→20K

9.3 - 12.4 mi

Top 65%
×5
+106ft-86ft

Overall

18767

Females

6946

F50-54

6946

20K→HALF

12.4 - 13.1 mi

Top 64%
×2
+19ft-37ft

Overall

18659

Females

6849

F50-54

6849

HALF→25K

13.1 - 15.5 mi

Top 62%
×4
+66ft-88ft

Overall

17984

Females

6549

F50-54

6549

25K→30K

15.5 - 18.6 mi

Top 60%
×9
+181ft-148ft

Overall

17478

Females

6385

F50-54

6385

30K→20M

18.6 - 20.0 mi

Top 56%
×5
+64ft-50ft

Overall

16252

Females

5789

F50-54

5789

20M→21M

20.0 - 21.0 mi

Top 49%
×8
+106ft-24ft

Overall

14334

Females

4770

F50-54

4770

21M→35K

21.0 - 21.8 mi

Top 54%
×7
+17ft-86ft

Overall

15558

Females

5516

F50-54

5516

35K→23M

21.8 - 23.0 mi

Top 54%
×5
+23ft-63ft

Overall

15568

Females

5589

F50-54

5589

23M→24M

23.0 - 24.0 mi

Top 55%
×6
+12ft-82ft

Overall

15837

Females

5814

F50-54

5814

24M→40K

24.0 - 24.9 mi

Top 53%
×1
+6ft-20ft

Overall

15334

Females

5623

F50-54

5623

40K→25.2M

24.9 - 25.2 mi

Top 43%
×1
+13ft-16ft

Overall

12430

Females

4106

F50-54

4106

25.2M→FINISH

25.2 - 26.2 mi

Top 46%
×2
+22ft-21ft

Overall

13212

Females

4524

F50-54

4524

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Position interactions are being recalculated

Started about 1 hour ago. This usually takes 10-20 minutes. Please check back shortly.

Qualifying & Age Grade

See how your performance stacks up against qualifying standards

OTQ

Olympic Trials Qualifying analysis available

Activity Data

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Export & Support

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Questions or issues regarding timing data?

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing