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BOSTON MARATHON 2026

Emily Slager

Bib: 11839•F

MA

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0:00
/ mi
Masters
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Overall
#0 / 29021
Gender (Female)
#0 / 12578
Masters (Masters Women)
#0 / 6862
Top 49%
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
26:14
3.11 mi
Rank: #19760
Start → 5K
26:14 | 8:27/mi
10K
53:15
6.21 mi
Rank: #20563 (-803)
5K → 10K
27:01 | 8:42/mi
15K
1:20:17
9.32 mi
Rank: #20814 (-251)
10K → 15K
27:02 | 8:43/mi
20K
1:46:53
12.43 mi
Rank: #20485 (+329)
15K → 20K
26:36 | 8:34/mi
HALF
1:52:35
13.11 mi
Rank: #20425 (+60)
20K → HALF
5:42 | 8:22/mi
25K
2:13:18
15.53 mi
Rank: #20188 (+237)
HALF → 25K
20:43 | 8:33/mi
30K
2:40:29
18.64 mi
Rank: #19833 (+355)
25K → 30K
27:11 | 8:45/mi
20M
2:52:26
20.00 mi
Rank: #19697 (+136)
30K → 20M
11:57 | 8:48/mi
21M
3:01:30
21.00 mi
Rank: #19502 (+195)
20M → 21M
9:04 | 9:04/mi
35K
3:08:03
21.75 mi
Rank: #19475 (+27)
21M → 35K
6:33 | 8:46/mi
23M
3:19:05
23.00 mi
Rank: #19356 (+119)
35K → 23M
11:02 | 8:49/mi
24M
3:27:40
24.00 mi
Rank: #19254 (+102)
23M → 24M
8:35 | 8:35/mi
40K
3:35:10
24.85 mi
Rank: #19186 (+68)
24M → 40K
7:30 | 8:47/mi
25.2M
3:38:27
25.20 mi
Rank: #19154 (+32)
40K → 25.2M
3:17 | 9:32/mi
FINISH
3:46:57
26.22 mi
Rank: #19068 (+86)
25.2M → FINISH
8:30 | 8:21/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:52:35
Pace8:36 /mi
2nd Half
Distance13.11 mi
Time1:54:22
Pace8:44 /mi
📊Positive Split: 1.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:46:1026:148:2726:14
8:27
-
10K
6.21 mi11:13:1153:158:3527:01
8:42
+0:15
15K
9.32 mi11:40:131:20:178:3727:02
8:43
+0:01
20K
12.43 mi12:06:491:46:538:3726:36
8:34
-0:09
HALF
13.11 mi12:12:311:52:358:365:42
8:22
-0:12
25K
15.53 mi12:33:142:13:188:3520:43
8:33
+0:11
30K
18.64 mi13:00:252:40:298:3727:11
8:45
+0:12
20M
20.00 mi13:12:222:52:268:3811:57
8:48
+0:03
21M
21.00 mi13:21:263:01:308:399:04
9:04
+0:16
35K
21.75 mi13:27:593:08:038:396:33
8:46
-0:18
23M
23.00 mi13:39:013:19:058:4011:02
8:49
+0:03
24M
24.00 mi13:47:363:27:408:408:35
8:35
-0:14
40K
24.85 mi13:55:063:35:108:407:30
8:47
+0:12
25.2M
25.20 mi13:58:233:38:278:413:17
9:32
+0:45
FINISH
26.22 mi14:06:533:46:578:408:30
8:21
-1:11

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

8:21 /mi

Average Pace

8:40 /mi

Slowest Pace

9:32 /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

3:43:40

99% of race

Time at Steady Pace

3:17

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:39 /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 mi10:46:1026:148:2726:14
8:27
#19760
10K
6.21 mi11:13:1153:158:3527:01
8:42
#20563
15K
9.32 mi11:40:131:20:178:3727:02
8:43
#20814
20K
12.43 mi12:06:491:46:538:3726:36
8:34
#20485
HALF
13.11 mi12:12:311:52:358:365:42
8:22
#20425
25K
15.53 mi12:33:142:13:188:3520:43
8:33
#20188
30K
18.64 mi13:00:252:40:298:3727:11
8:45
#19833
20M
20.00 mi13:12:222:52:268:3811:57
8:48
#19697
21M
21.00 mi13:21:263:01:308:399:04
9:04
#19502
35K
21.75 mi13:27:593:08:038:396:33
8:46
#19475
23M
23.00 mi13:39:013:19:058:4011:02
8:49
#19356
24M
24.00 mi13:47:363:27:408:408:35
8:35
#19254
40K
24.85 mi13:55:063:35:108:407:30
8:47
#19186
25.2M
25.20 mi13:58:233:38:278:413:17
9:32
#19154
FINISH
26.22 mi14:06:533:46:578:408:30
8:21
#19068
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 mi197607504750421210(Top 73%)8243(Top 66%)8243(Top 462%)
10K6.21 mi3.10 mi20563-8037919-4157919-41521409(Top 74%)8345(Top 66%)8345(Top 467%)
15K9.32 mi3.11 mi20814-2518041-1228041-12221210(Top 73%)8243(Top 66%)8243(Top 462%)
20K12.43 mi3.11 mi20485+3297877+1647877+16419673(Top 68%)7444(Top 59%)7444(Top 417%)
HALF13.11 mi0.68 mi20425+607850+277850+2719461(Top 67%)7298(Top 58%)7298(Top 409%)
25K15.53 mi2.42 mi20188+2377737+1137737+11318846(Top 65%)7040(Top 56%)7040(Top 394%)
30K18.64 mi3.11 mi19833+3557569+1687569+16818327(Top 63%)6855(Top 54%)6855(Top 384%)
20M20.00 mi1.36 mi19697+1367512+577512+5717987(Top 62%)6751(Top 54%)6751(Top 378%)
21M21.00 mi1.00 mi19502+1957418+947418+9416517(Top 57%)5986(Top 48%)5986(Top 335%)
35K21.75 mi0.75 mi19475+277413+57413+518914(Top 65%)7381(Top 59%)7381(Top 413%)
23M23.00 mi1.25 mi19356+1197372+417372+4117555(Top 60%)6728(Top 53%)6728(Top 377%)
24M24.00 mi1.00 mi19254+1027334+387334+3817415(Top 60%)6699(Top 53%)6699(Top 375%)
40K24.85 mi0.85 mi19186+687317+177317+1717271(Top 60%)6670(Top 53%)6670(Top 373%)
25.2M25.20 mi0.35 mi19154+327303+147303+1417486(Top 60%)6774(Top 54%)6774(Top 379%)
FINISH26.22 mi1.02 mi19068+867269+347269+3417323(Top 60%)6687(Top 53%)6687(Top 374%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 73%
×21
+97ft-345ft

Overall

21210

Females

8243

F45-49

8243

5K→10K

3.1 - 6.2 mi

Top 74%
×5
+79ft-138ft

Overall

21409

Females

8345

F45-49

8345

10K→15K

6.2 - 9.3 mi

Top 73%
×3
+67ft-78ft

Overall

21210

Females

8243

F45-49

8243

15K→20K

9.3 - 12.4 mi

Top 68%
×5
+106ft-86ft

Overall

19673

Females

7444

F45-49

7444

20K→HALF

12.4 - 13.1 mi

Top 67%
×2
+19ft-37ft

Overall

19461

Females

7298

F45-49

7298

HALF→25K

13.1 - 15.5 mi

Top 65%
×4
+66ft-88ft

Overall

18846

Females

7040

F45-49

7040

25K→30K

15.5 - 18.6 mi

Top 63%
×9
+181ft-148ft

Overall

18327

Females

6855

F45-49

6855

30K→20M

18.6 - 20.0 mi

Top 62%
×5
+64ft-50ft

Overall

17987

Females

6751

F45-49

6751

20M→21M

20.0 - 21.0 mi

Top 57%
×8
+106ft-24ft

Overall

16517

Females

5986

F45-49

5986

21M→35K

21.0 - 21.8 mi

Top 65%
×7
+17ft-86ft

Overall

18914

Females

7381

F45-49

7381

35K→23M

21.8 - 23.0 mi

Top 60%
×5
+23ft-63ft

Overall

17555

Females

6728

F45-49

6728

23M→24M

23.0 - 24.0 mi

Top 60%
×6
+12ft-82ft

Overall

17415

Females

6699

F45-49

6699

24M→40K

24.0 - 24.9 mi

Top 60%
×1
+6ft-20ft

Overall

17271

Females

6670

F45-49

6670

40K→25.2M

24.9 - 25.2 mi

Top 60%
×1
+13ft-16ft

Overall

17486

Females

6774

F45-49

6774

25.2M→FINISH

25.2 - 26.2 mi

Top 60%
×2
+22ft-21ft

Overall

17323

Females

6687

F45-49

6687

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
2184*
Passed By
661
Net Change
+692
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19760
5K → 10K65200-803#19760#20563
10K → 15K112200-251#20563#20814
15K → 20K362*33+329#20814#20485
20K → HALF7010+60#20485#20425
HALF → 25K263*26+237#20425#20188
25K → 30K376*21+355#20188#19833
30K → 20M15721+136#19833#19697
20M → 21M205*10+195#19697#19502
21M → 35K6538+27#19502#19475
35K → 23M15435+119#19475#19356
23M → 24M11311+102#19356#19254
24M → 40K9527+68#19254#19186
40K → 25.2M408+32#19186#19154
25.2M → FINISH10721+86#19154#19068
TOTALS2184*661+692

* 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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Export & Support

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing