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BOSTON MARATHON 2026

Isabelle Conlin

Bib: 12170•F

NC

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0:00
0:00
/ mi
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Overall
#0 / 29021
Top 27%
Gender (Female)
#0 / 12578
Top 10%
Age Group (F18-39)
#0 / 5716
Top 19%
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
21:16
3.11 mi
Rank: #7291
Start → 5K
21:16 | 6:51/mi
10K
43:05
6.21 mi
Rank: #8089 (-798)
5K → 10K
21:49 | 7:02/mi
15K
1:05:08
9.32 mi
Rank: #8494 (-405)
10K → 15K
22:03 | 7:06/mi
20K
1:27:07
12.43 mi
Rank: #8446 (+48)
15K → 20K
21:59 | 7:05/mi
HALF
1:31:54
13.11 mi
Rank: #8456 (-10)
20K → HALF
4:47 | 7:02/mi
25K
1:49:01
15.53 mi
Rank: #8318 (+138)
HALF → 25K
17:07 | 7:04/mi
30K
2:11:16
18.64 mi
Rank: #8024 (+294)
25K → 30K
22:15 | 7:10/mi
20M
2:21:05
20.00 mi
Rank: #7910 (+114)
30K → 20M
9:49 | 7:14/mi
21M
2:28:33
21.00 mi
Rank: #7764 (+146)
20M → 21M
7:28 | 7:28/mi
35K
2:33:53
21.75 mi
Rank: #7740 (+24)
21M → 35K
5:20 | 7:08/mi
23M
2:43:08
23.00 mi
Rank: #7697 (+43)
35K → 23M
9:15 | 7:24/mi
24M
2:50:34
24.00 mi
Rank: #7745 (-48)
23M → 24M
7:26 | 7:26/mi
40K
2:57:11
24.85 mi
Rank: #7786 (-41)
24M → 40K
6:37 | 7:45/mi
25.2M
3:00:05
25.20 mi
Rank: #7814 (-28)
40K → 25.2M
2:54 | 8:25/mi
FINISH
3:07:31
26.22 mi
Rank: #7854 (-40)
25.2M → FINISH
7:26 | 7:18/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:31:54
Pace7:01 /mi
2nd Half
Distance13.11 mi
Time1:35:37
Pace7:18 /mi
📊Positive Split: 4.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:49:1821:166:5121:16
6:51
-
10K
6.21 mi11:11:0743:056:5721:49
7:02
+0:11
15K
9.32 mi11:33:101:05:087:0022:03
7:06
+0:04
20K
12.43 mi11:55:091:27:077:0121:59
7:05
-0:01
HALF
13.11 mi11:59:561:31:547:014:47
7:02
-0:03
25K
15.53 mi12:17:031:49:017:0217:07
7:04
+0:02
30K
18.64 mi12:39:182:11:167:0322:15
7:10
+0:06
20M
20.00 mi12:49:072:21:057:049:49
7:14
+0:04
21M
21.00 mi12:56:352:28:337:057:28
7:28
+0:14
35K
21.75 mi13:01:552:33:537:055:20
7:08
-0:20
23M
23.00 mi13:11:102:43:087:069:15
7:24
+0:16
24M
24.00 mi13:18:362:50:347:077:26
7:26
+0:02
40K
24.85 mi13:25:132:57:117:086:37
7:45
+0:19
25.2M
25.20 mi13:28:073:00:057:092:54
8:25
+0:40
FINISH
26.22 mi13:35:333:07:317:107:26
7:18
-1:07

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

7:09 /mi

Slowest Pace

8:25 /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

21:16

11% of race

Time at Steady Pace

2:12:35

71% of race

Time at Slower Pace

33:40

18% of race

Average Pace: 7:09 /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 mi10:49:1821:166:5121:16
6:51
#7291
10K
6.21 mi11:11:0743:056:5721:49
7:02
#8089
15K
9.32 mi11:33:101:05:087:0022:03
7:06
#8494
20K
12.43 mi11:55:091:27:077:0121:59
7:05
#8446
HALF
13.11 mi11:59:561:31:547:014:47
7:02
#8456
25K
15.53 mi12:17:031:49:017:0217:07
7:04
#8318
30K
18.64 mi12:39:182:11:167:0322:15
7:10
#8024
20M
20.00 mi12:49:072:21:057:049:49
7:14
#7910
21M
21.00 mi12:56:352:28:337:057:28
7:28
#7764
35K
21.75 mi13:01:552:33:537:055:20
7:08
#7740
23M
23.00 mi13:11:102:43:087:069:15
7:24
#7697
24M
24.00 mi13:18:362:50:347:077:26
7:26
#7745
40K
24.85 mi13:25:132:57:117:086:37
7:45
#7786
25.2M
25.20 mi13:28:073:00:057:092:54
8:25
#7814
FINISH
26.22 mi13:35:333:07:317:107:26
7:18
#7854
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 mi72918478479263(Top 32%)1590(Top 13%)1590(Top 28%)
10K6.21 mi3.10 mi8089-7981111-2641111-2648855(Top 31%)1419(Top 11%)1419(Top 25%)
15K9.32 mi3.11 mi8494-4051272-1611272-1619263(Top 32%)1590(Top 13%)1590(Top 28%)
20K12.43 mi3.11 mi8446+481268+41268+48409(Top 29%)1307(Top 10%)1307(Top 23%)
HALF13.11 mi0.68 mi8456-101275-71275-78847(Top 30%)1432(Top 11%)1432(Top 25%)
25K15.53 mi2.42 mi8318+1381233+421233+427837(Top 27%)1160(Top 9%)1160(Top 20%)
30K18.64 mi3.11 mi8024+2941165+681165+687150(Top 25%)1045(Top 8%)1045(Top 18%)
20M20.00 mi1.36 mi7910+1141142+231142+237191(Top 25%)1150(Top 9%)1150(Top 20%)
21M21.00 mi1.00 mi7764+1461104+381104+386298(Top 22%)963(Top 8%)963(Top 17%)
35K21.75 mi0.75 mi7740+241111-71111-78073(Top 28%)1578(Top 13%)1578(Top 28%)
23M23.00 mi1.25 mi7697+431122-111122-118086(Top 28%)1673(Top 13%)1673(Top 29%)
24M24.00 mi1.00 mi7745-481168-461168-469609(Top 33%)2468(Top 20%)2468(Top 43%)
40K24.85 mi0.85 mi7786-411211-431211-4310601(Top 37%)3041(Top 24%)3041(Top 53%)
25.2M25.20 mi0.35 mi7814-281232-211232-2111033(Top 38%)3324(Top 26%)3324(Top 58%)
FINISH26.22 mi1.02 mi7854-401278-461278-469857(Top 34%)2760(Top 22%)2760(Top 48%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 32%
×21
+97ft-345ft

Overall

9263

Females

1590

F18-39

1590

5K→10K

3.1 - 6.2 mi

Top 31%
×5
+79ft-138ft

Overall

8855

Females

1419

F18-39

1419

10K→15K

6.2 - 9.3 mi

Top 32%
×3
+67ft-78ft

Overall

9263

Females

1590

F18-39

1590

15K→20K

9.3 - 12.4 mi

Top 29%
×5
+106ft-86ft

Overall

8409

Females

1307

F18-39

1307

20K→HALF

12.4 - 13.1 mi

Top 30%
×2
+19ft-37ft

Overall

8847

Females

1432

F18-39

1432

HALF→25K

13.1 - 15.5 mi

Top 27%
×4
+66ft-88ft

Overall

7837

Females

1160

F18-39

1160

25K→30K

15.5 - 18.6 mi

Top 25%
×9
+181ft-148ft

Overall

7150

Females

1045

F18-39

1045

30K→20M

18.6 - 20.0 mi

Top 25%
×5
+64ft-50ft

Overall

7191

Females

1150

F18-39

1150

20M→21M

20.0 - 21.0 mi

Top 22%
×8
+106ft-24ft

Overall

6298

Females

963

F18-39

963

21M→35K

21.0 - 21.8 mi

Top 28%
×7
+17ft-86ft

Overall

8073

Females

1578

F18-39

1578

35K→23M

21.8 - 23.0 mi

Top 28%
×5
+23ft-63ft

Overall

8086

Females

1673

F18-39

1673

23M→24M

23.0 - 24.0 mi

Top 33%
×6
+12ft-82ft

Overall

9609

Females

2468

F18-39

2468

24M→40K

24.0 - 24.9 mi

Top 37%
×1
+6ft-20ft

Overall

10601

Females

3041

F18-39

3041

40K→25.2M

24.9 - 25.2 mi

Top 38%
×1
+13ft-16ft

Overall

11033

Females

3324

F18-39

3324

25.2M→FINISH

25.2 - 26.2 mi

Top 34%
×2
+22ft-21ft

Overall

9857

Females

2760

F18-39

2760

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1372*
Passed By
1064
Net Change
-563
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#7291
5K → 10K36200-798#7291#8089
10K → 15K32200-405#8089#8494
15K → 20K149101+48#8494#8446
20K → HALF2434-10#8446#8456
HALF → 25K18143+138#8456#8318
25K → 30K321*27+294#8318#8024
30K → 20M12915+114#8024#7910
20M → 21M1537+146#7910#7764
21M → 35K5935+24#7764#7740
35K → 23M10259+43#7740#7697
23M → 24M56104-48#7697#7745
24M → 40K5596-41#7745#7786
40K → 25.2M1846-28#7786#7814
25.2M → FINISH5797-40#7814#7854
TOTALS1372*1064-563

* 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