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BOSTON MARATHON 2026

Lori Blasdell

Bib: 27380•F

NC

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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 (F40-44)
#0 / 1737
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
27:49
3.11 mi
Rank: #22430
Start → 5K
27:49 | 8:58/mi
10K
54:59
6.21 mi
Rank: #22047 (+383)
5K → 10K
27:10 | 8:45/mi
15K
1:21:52
9.32 mi
Rank: #21701 (+346)
10K → 15K
26:53 | 8:40/mi
20K
1:49:03
12.43 mi
Rank: #21423 (+278)
15K → 20K
27:11 | 8:45/mi
HALF
1:54:58
13.11 mi
Rank: #21408 (+15)
20K → HALF
5:55 | 8:41/mi
25K
2:16:20
15.53 mi
Rank: #21222 (+186)
HALF → 25K
21:22 | 8:49/mi
30K
2:44:06
18.64 mi
Rank: #20859 (+363)
25K → 30K
27:46 | 8:57/mi
20M
2:56:26
20.00 mi
Rank: #20739 (+120)
30K → 20M
12:20 | 9:05/mi
21M
3:05:43
21.00 mi
Rank: #20554 (+185)
20M → 21M
9:17 | 9:17/mi
35K
3:12:16
21.75 mi
Rank: #20489 (+65)
21M → 35K
6:33 | 8:46/mi
23M
3:23:55
23.00 mi
Rank: #20449 (+40)
35K → 23M
11:39 | 9:19/mi
24M
3:33:21
24.00 mi
Rank: #20483 (-34)
23M → 24M
9:26 | 9:26/mi
40K
3:41:31
24.85 mi
Rank: #20498 (-15)
24M → 40K
8:10 | 9:34/mi
25.2M
3:45:04
25.20 mi
Rank: #20492 (+6)
40K → 25.2M
3:33 | 10:18/mi
FINISH
3:53:59
26.22 mi
Rank: #20462 (+30)
25.2M → FINISH
8:55 | 8:45/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:54:58
Pace8:47 /mi
2nd Half
Distance13.11 mi
Time1:59:01
Pace9:05 /mi
📊Positive Split: 3.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:49:1727:498:5827:49
8:58
-
10K
6.21 mi12:16:2754:598:5127:10
8:45
-0:13
15K
9.32 mi12:43:201:21:528:4826:53
8:40
-0:05
20K
12.43 mi13:10:311:49:038:4727:11
8:45
+0:05
HALF
13.11 mi13:16:261:54:588:475:55
8:41
-0:04
25K
15.53 mi13:37:482:16:208:4721:22
8:49
+0:08
30K
18.64 mi14:05:342:44:068:4927:46
8:57
+0:08
20M
20.00 mi14:17:542:56:268:5012:20
9:05
+0:08
21M
21.00 mi14:27:113:05:438:519:17
9:17
+0:12
35K
21.75 mi14:33:443:12:168:516:33
8:46
-0:31
23M
23.00 mi14:45:233:23:558:5211:39
9:19
+0:33
24M
24.00 mi14:54:493:33:218:549:26
9:26
+0:07
40K
24.85 mi15:02:593:41:318:558:10
9:34
+0:08
25.2M
25.20 mi15:06:323:45:048:563:33
10:18
+0:44
FINISH
26.22 mi15:15:273:53:598:568:55
8:45
-1:33

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

8:40 /mi

Average Pace

8:56 /mi

Slowest Pace

10:18 /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

3:42:16

95% of race

Time at Steady Pace

8:10

3% of race

Time at Slower Pace

3:33

2% of race

Average Pace: 8:55 /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 mi11:49:1727:498:5827:49
8:58
#22430
10K
6.21 mi12:16:2754:598:5127:10
8:45
#22047
15K
9.32 mi12:43:201:21:528:4826:53
8:40
#21701
20K
12.43 mi13:10:311:49:038:4727:11
8:45
#21423
HALF
13.11 mi13:16:261:54:588:475:55
8:41
#21408
25K
15.53 mi13:37:482:16:208:4721:22
8:49
#21222
30K
18.64 mi14:05:342:44:068:4927:46
8:57
#20859
20M
20.00 mi14:17:542:56:268:5012:20
9:05
#20739
21M
21.00 mi14:27:113:05:438:519:17
9:17
#20554
35K
21.75 mi14:33:443:12:168:516:33
8:46
#20489
23M
23.00 mi14:45:233:23:558:5211:39
9:19
#20449
24M
24.00 mi14:54:493:33:218:549:26
9:26
#20483
40K
24.85 mi15:02:593:41:318:558:10
9:34
#20498
25.2M
25.20 mi15:06:323:45:048:563:33
10:18
#20492
FINISH
26.22 mi15:15:273:53:598:568:55
8:45
#20462
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi224308890889020944(Top 72%)8095(Top 64%)8095(Top 466%)
10K6.21 mi3.10 mi22047+3838693+1978693+19721643(Top 75%)8462(Top 67%)8462(Top 487%)
15K9.32 mi3.11 mi21701+3468510+1838510+18320944(Top 72%)8095(Top 64%)8095(Top 466%)
20K12.43 mi3.11 mi21423+2788381+1298381+12920714(Top 71%)8001(Top 64%)8001(Top 461%)
HALF13.11 mi0.68 mi21408+158368+138368+1321239(Top 73%)8238(Top 65%)8238(Top 474%)
25K15.53 mi2.42 mi21222+1868279+898279+8920296(Top 70%)7811(Top 62%)7811(Top 450%)
30K18.64 mi3.11 mi20859+3638104+1758104+17519291(Top 66%)7376(Top 59%)7376(Top 425%)
20M20.00 mi1.36 mi20739+1208055+498055+4919337(Top 67%)7459(Top 59%)7459(Top 429%)
21M21.00 mi1.00 mi20554+1857961+947961+9417577(Top 61%)6566(Top 52%)6566(Top 378%)
35K21.75 mi0.75 mi20489+657947+147947+1418935(Top 65%)7402(Top 59%)7402(Top 426%)
23M23.00 mi1.25 mi20449+407937+107937+1019883(Top 69%)7930(Top 63%)7930(Top 457%)
24M24.00 mi1.00 mi20483-347972-357972-3521130(Top 73%)8600(Top 68%)8600(Top 495%)
40K24.85 mi0.85 mi20498-157994-227994-2220583(Top 71%)8361(Top 66%)8361(Top 481%)
25.2M25.20 mi0.35 mi20492+67999-57999-520447(Top 70%)8298(Top 66%)8298(Top 478%)
FINISH26.22 mi1.02 mi20462+307996+37996+319438(Top 67%)7784(Top 62%)7784(Top 448%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 72%
×21
+97ft-345ft

Overall

20944

Females

8095

F40-44

8095

5K→10K

3.1 - 6.2 mi

Top 75%
×5
+79ft-138ft

Overall

21643

Females

8462

F40-44

8462

10K→15K

6.2 - 9.3 mi

Top 72%
×3
+67ft-78ft

Overall

20944

Females

8095

F40-44

8095

15K→20K

9.3 - 12.4 mi

Top 71%
×5
+106ft-86ft

Overall

20714

Females

8001

F40-44

8001

20K→HALF

12.4 - 13.1 mi

Top 73%
×2
+19ft-37ft

Overall

21239

Females

8238

F40-44

8238

HALF→25K

13.1 - 15.5 mi

Top 70%
×4
+66ft-88ft

Overall

20296

Females

7811

F40-44

7811

25K→30K

15.5 - 18.6 mi

Top 66%
×9
+181ft-148ft

Overall

19291

Females

7376

F40-44

7376

30K→20M

18.6 - 20.0 mi

Top 67%
×5
+64ft-50ft

Overall

19337

Females

7459

F40-44

7459

20M→21M

20.0 - 21.0 mi

Top 61%
×8
+106ft-24ft

Overall

17577

Females

6566

F40-44

6566

21M→35K

21.0 - 21.8 mi

Top 65%
×7
+17ft-86ft

Overall

18935

Females

7402

F40-44

7402

35K→23M

21.8 - 23.0 mi

Top 69%
×5
+23ft-63ft

Overall

19883

Females

7930

F40-44

7930

23M→24M

23.0 - 24.0 mi

Top 73%
×6
+12ft-82ft

Overall

21130

Females

8600

F40-44

8600

24M→40K

24.0 - 24.9 mi

Top 71%
×1
+6ft-20ft

Overall

20583

Females

8361

F40-44

8361

40K→25.2M

24.9 - 25.2 mi

Top 70%
×1
+13ft-16ft

Overall

20447

Females

8298

F40-44

8298

25.2M→FINISH

25.2 - 26.2 mi

Top 67%
×2
+22ft-21ft

Overall

19438

Females

7784

F40-44

7784

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
2564
Passed By
596
Net Change
+1968
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#22430
5K → 10K500117+383#22430#22047
10K → 15K39145+346#22047#21701
15K → 20K32749+278#21701#21423
20K → HALF4025+15#21423#21408
HALF → 25K21125+186#21408#21222
25K → 30K38623+363#21222#20859
30K → 20M14222+120#20859#20739
20M → 21M19712+185#20739#20554
21M → 35K8217+65#20554#20489
35K → 23M9151+40#20489#20449
23M → 24M4983-34#20449#20483
24M → 40K4762-15#20483#20498
40K → 25.2M3125+6#20498#20492
25.2M → FINISH7040+30#20492#20462
TOTALS2564596+1968
📊

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