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BOSTON MARATHON 2026

Elizabeth Welch

Bib: 15585•F

NY

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0:00
0:00
/ mi
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Overall
#0 / 29021
Top 28%
Gender (Female)
#0 / 12578
Top 11%
Age Group (F18-39)
#0 / 5716
Top 20%
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
22:18
3.11 mi
Rank: #9993
Start → 5K
22:18 | 7:11/mi
10K
44:54
6.21 mi
Rank: #10435 (-442)
5K → 10K
22:36 | 7:17/mi
15K
1:07:07
9.32 mi
Rank: #10154 (+281)
10K → 15K
22:13 | 7:10/mi
20K
1:29:18
12.43 mi
Rank: #9764 (+390)
15K → 20K
22:11 | 7:09/mi
HALF
1:34:04
13.11 mi
Rank: #9697 (+67)
20K → HALF
4:46 | 7:00/mi
25K
1:51:23
15.53 mi
Rank: #9470 (+227)
HALF → 25K
17:19 | 7:09/mi
30K
2:13:44
18.64 mi
Rank: #9027 (+443)
25K → 30K
22:21 | 7:12/mi
20M
2:23:31
20.00 mi
Rank: #8828 (+199)
30K → 20M
9:47 | 7:13/mi
21M
2:31:02
21.00 mi
Rank: #8641 (+187)
20M → 21M
7:31 | 7:31/mi
35K
2:36:13
21.75 mi
Rank: #8522 (+119)
21M → 35K
5:11 | 6:56/mi
23M
2:45:13
23.00 mi
Rank: #8378 (+144)
35K → 23M
9:00 | 7:12/mi
24M
2:52:14
24.00 mi
Rank: #8245 (+133)
23M → 24M
7:01 | 7:01/mi
40K
2:58:23
24.85 mi
Rank: #8178 (+67)
24M → 40K
6:09 | 7:12/mi
25.2M
3:01:01
25.20 mi
Rank: #8121 (+57)
40K → 25.2M
2:38 | 7:39/mi
FINISH
3:07:59
26.22 mi
Rank: #7996 (+125)
25.2M → FINISH
6:58 | 6:51/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st Half⚖️ Balanced
via HALF
Distance13.11 mi
Time1:34:04
Pace7:11 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:33:55
Pace7:10 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:54:2322:187:1122:18
7:11
-
10K
6.21 mi11:16:5944:547:1422:36
7:17
+0:06
15K
9.32 mi11:39:121:07:077:1322:13
7:10
-0:07
20K
12.43 mi12:01:231:29:187:1222:11
7:09
-0:01
HALF
13.11 mi12:06:091:34:047:114:46
7:00
-0:09
25K
15.53 mi12:23:281:51:237:1117:19
7:09
+0:09
30K
18.64 mi12:45:492:13:447:1122:21
7:12
+0:03
20M
20.00 mi12:55:362:23:317:119:47
7:13
+0:01
21M
21.00 mi13:03:072:31:027:127:31
7:31
+0:18
35K
21.75 mi13:08:182:36:137:115:11
6:56
-0:35
23M
23.00 mi13:17:182:45:137:129:00
7:12
+0:16
24M
24.00 mi13:24:192:52:147:117:01
7:01
-0:11
40K
24.85 mi13:30:282:58:237:116:09
7:12
+0:11
25.2M
25.20 mi13:33:063:01:017:112:38
7:39
+0:27
FINISH
26.22 mi13:40:043:07:597:116:58
6:51
-0:48

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

6:51 /mi

Average Pace

7:10 /mi

Slowest Pace

7:39 /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

3:05:21

99% of race

Time at Steady Pace

2:38

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:10 /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 mi10:54:2322:187:1122:18
7:11
#9993
10K
6.21 mi11:16:5944:547:1422:36
7:17
#10435
15K
9.32 mi11:39:121:07:077:1322:13
7:10
#10154
20K
12.43 mi12:01:231:29:187:1222:11
7:09
#9764
HALF
13.11 mi12:06:091:34:047:114:46
7:00
#9697
25K
15.53 mi12:23:281:51:237:1117:19
7:09
#9470
30K
18.64 mi12:45:492:13:447:1122:21
7:12
#9027
20M
20.00 mi12:55:362:23:317:119:47
7:13
#8828
21M
21.00 mi13:03:072:31:027:127:31
7:31
#8641
35K
21.75 mi13:08:182:36:137:115:11
6:56
#8522
23M
23.00 mi13:17:182:45:137:129:00
7:12
#8378
24M
24.00 mi13:24:192:52:147:117:01
7:01
#8245
40K
24.85 mi13:30:282:58:237:116:09
7:12
#8178
25.2M
25.20 mi13:33:063:01:017:112:38
7:39
#8121
FINISH
26.22 mi13:40:043:07:597:116:58
6:51
#7996
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 mi9993187218729700(Top 33%)1792(Top 14%)1792(Top 31%)
10K6.21 mi3.10 mi10435-4422109-2372109-23710930(Top 38%)2386(Top 19%)2386(Top 42%)
15K9.32 mi3.11 mi10154+2811978+1311978+1319700(Top 33%)1792(Top 14%)1792(Top 31%)
20K12.43 mi3.11 mi9764+3901826+1521826+1528886(Top 31%)1510(Top 12%)1510(Top 26%)
HALF13.11 mi0.68 mi9697+671790+361790+368671(Top 30%)1358(Top 11%)1358(Top 24%)
25K15.53 mi2.42 mi9470+2271716+741716+748440(Top 29%)1421(Top 11%)1421(Top 25%)
30K18.64 mi3.11 mi9027+4431557+1591557+1597375(Top 25%)1123(Top 9%)1123(Top 20%)
20M20.00 mi1.36 mi8828+1991517+401517+407016(Top 24%)1090(Top 9%)1090(Top 19%)
21M21.00 mi1.00 mi8641+1871463+541463+546629(Top 23%)1080(Top 9%)1080(Top 19%)
35K21.75 mi0.75 mi8522+1191435+281435+286635(Top 23%)1045(Top 8%)1045(Top 18%)
23M23.00 mi1.25 mi8378+1441400+351400+356737(Top 23%)1131(Top 9%)1131(Top 20%)
24M24.00 mi1.00 mi8245+1331370+301370+306610(Top 23%)1153(Top 9%)1153(Top 20%)
40K24.85 mi0.85 mi8178+67137013706742(Top 23%)1262(Top 10%)1262(Top 22%)
25.2M25.20 mi0.35 mi8121+571361+91361+96138(Top 21%)1121(Top 9%)1121(Top 20%)
FINISH26.22 mi1.02 mi7996+1251341+201341+206403(Top 22%)1253(Top 10%)1253(Top 22%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 33%
×21
+97ft-345ft

Overall

9700

Females

1792

F18-39

1792

5K→10K

3.1 - 6.2 mi

Top 38%
×5
+79ft-138ft

Overall

10930

Females

2386

F18-39

2386

10K→15K

6.2 - 9.3 mi

Top 33%
×3
+67ft-78ft

Overall

9700

Females

1792

F18-39

1792

15K→20K

9.3 - 12.4 mi

Top 31%
×5
+106ft-86ft

Overall

8886

Females

1510

F18-39

1510

20K→HALF

12.4 - 13.1 mi

Top 30%
×2
+19ft-37ft

Overall

8671

Females

1358

F18-39

1358

HALF→25K

13.1 - 15.5 mi

Top 29%
×4
+66ft-88ft

Overall

8440

Females

1421

F18-39

1421

25K→30K

15.5 - 18.6 mi

Top 25%
×9
+181ft-148ft

Overall

7375

Females

1123

F18-39

1123

30K→20M

18.6 - 20.0 mi

Top 24%
×5
+64ft-50ft

Overall

7016

Females

1090

F18-39

1090

20M→21M

20.0 - 21.0 mi

Top 23%
×8
+106ft-24ft

Overall

6629

Females

1080

F18-39

1080

21M→35K

21.0 - 21.8 mi

Top 23%
×7
+17ft-86ft

Overall

6635

Females

1045

F18-39

1045

35K→23M

21.8 - 23.0 mi

Top 23%
×5
+23ft-63ft

Overall

6737

Females

1131

F18-39

1131

23M→24M

23.0 - 24.0 mi

Top 23%
×6
+12ft-82ft

Overall

6610

Females

1153

F18-39

1153

24M→40K

24.0 - 24.9 mi

Top 23%
×1
+6ft-20ft

Overall

6742

Females

1262

F18-39

1262

40K→25.2M

24.9 - 25.2 mi

Top 21%
×1
+13ft-16ft

Overall

6138

Females

1121

F18-39

1121

25.2M→FINISH

25.2 - 26.2 mi

Top 22%
×2
+22ft-21ft

Overall

6403

Females

1253

F18-39

1253

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
2764*
Passed By
765
Net Change
+1997
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#9993
5K → 10K100540-442#9993#10435
10K → 15K34665+281#10435#10154
15K → 20K406*16+390#10154#9764
20K → HALF758+67#9764#9697
HALF → 25K24619+227#9697#9470
25K → 30K4518+443#9470#9027
30K → 20M20910+199#9027#8828
20M → 21M19811+187#8828#8641
21M → 35K1234+119#8641#8522
35K → 23M16016+144#8522#8378
23M → 24M14815+133#8378#8245
24M → 40K9225+67#8245#8178
40K → 25.2M647+57#8178#8121
25.2M → FINISH14621+125#8121#7996
TOTALS2764*765+1997

* 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