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BOSTON MARATHON 2026

Iuliia Maslo

Bib: 13101 •F •Age: N/A

NY

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0:00
0:00
/ mi
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Overall
#0 / 29021
Top 43%
Gender (Female)
#0 / 12578
Top 28%
Age Group (F18-39)
#0 / 5716
Top 47%
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
22:47
3.11 mi
Rank: #11359
Start → 5K
22:47 | 7:20/mi
10K
45:57
6.21 mi
Rank: #11933 (-574)
5K → 10K
23:10 | 7:28/mi
15K
1:09:31
9.32 mi
Rank: #12467 (-534)
10K → 15K
23:34 | 7:36/mi
20K
1:33:17
12.43 mi
Rank: #12651 (-184)
15K → 20K
23:46 | 7:39/mi
HALF
1:38:28
13.11 mi
Rank: #12707 (-56)
20K → HALF
5:11 | 7:37/mi
25K
1:57:08
15.53 mi
Rank: #12752 (-45)
HALF → 25K
18:40 | 7:42/mi
30K
2:21:44
18.64 mi
Rank: #12742 (+10)
25K → 30K
24:36 | 7:56/mi
20M
2:32:30
20.00 mi
Rank: #12684 (+58)
30K → 20M
10:46 | 7:56/mi
21M
2:40:53
21.00 mi
Rank: #12650 (+34)
20M → 21M
8:23 | 8:23/mi
35K
2:46:42
21.75 mi
Rank: #12645 (+5)
21M → 35K
5:49 | 7:47/mi
23M
2:56:36
23.00 mi
Rank: #12569 (+76)
35K → 23M
9:54 | 7:55/mi
24M
3:04:28
24.00 mi
Rank: #12574 (-5)
23M → 24M
7:52 | 7:52/mi
40K
3:11:21
24.85 mi
Rank: #12558 (+16)
24M → 40K
6:53 | 8:04/mi
25.2M
3:14:20
25.20 mi
Rank: #12540 (+18)
40K → 25.2M
2:59 | 8:40/mi
FINISH
3:22:07
26.22 mi
Rank: #12503 (+37)
25.2M → FINISH
7:47 | 7:39/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:38:28
Pace7:31 /mi
2nd Half
Distance13.11 mi
Time1:43:39
Pace7:55 /mi
📊Positive Split: 5.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:51:3122:477:2022:47
7:20
-
10K
6.21 mi11:14:4145:577:2423:10
7:28
+0:08
15K
9.32 mi11:38:151:09:317:2823:34
7:36
+0:08
20K
12.43 mi12:02:011:33:177:3123:46
7:39
+0:03
HALF
13.11 mi12:07:121:38:287:315:11
7:37
-0:02
25K
15.53 mi12:25:521:57:087:3318:40
7:42
+0:05
30K
18.64 mi12:50:282:21:447:3724:36
7:56
+0:14
20M
20.00 mi13:01:142:32:307:3810:46
7:56
0:00
21M
21.00 mi13:09:372:40:537:408:23
8:23
+0:27
35K
21.75 mi13:15:262:46:427:405:49
7:47
-0:36
23M
23.00 mi13:25:202:56:367:419:54
7:55
+0:08
24M
24.00 mi13:33:123:04:287:427:52
7:52
-0:03
40K
24.85 mi13:40:053:11:217:426:53
8:04
+0:12
25.2M
25.20 mi13:43:043:14:207:432:59
8:40
+0:36
FINISH
26.22 mi13:50:513:22:077:437:47
7:39
-1:01

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

7:20 /mi

Average Pace

7:43 /mi

Slowest Pace

8:40 /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

3:10:45

94% of race

Time at Steady Pace

8:23

4% of race

Time at Slower Pace

2:59

1% of race

Average Pace: 7:43 /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 mi10:51:3122:477:2022:47
7:20
#11359
10K
6.21 mi11:14:4145:577:2423:10
7:28
#11933
15K
9.32 mi11:38:151:09:317:2823:34
7:36
#12467
20K
12.43 mi12:02:011:33:177:3123:46
7:39
#12651
HALF
13.11 mi12:07:121:38:287:315:11
7:37
#12707
25K
15.53 mi12:25:521:57:087:3318:40
7:42
#12752
30K
18.64 mi12:50:282:21:447:3724:36
7:56
#12742
20M
20.00 mi13:01:142:32:307:3810:46
7:56
#12684
21M
21.00 mi13:09:372:40:537:408:23
8:23
#12650
35K
21.75 mi13:15:262:46:427:405:49
7:47
#12645
23M
23.00 mi13:25:202:56:367:419:54
7:55
#12569
24M
24.00 mi13:33:123:04:287:427:52
7:52
#12574
40K
24.85 mi13:40:053:11:217:426:53
8:04
#12558
25.2M
25.20 mi13:43:043:14:207:432:59
8:40
#12540
FINISH
26.22 mi13:50:513:22:077:437:47
7:39
#12503
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 mi113592558255813550(Top 47%)3889(Top 31%)3889(Top 68%)
10K6.21 mi3.10 mi11933-5742902-3442902-34412565(Top 43%)3289(Top 26%)3289(Top 58%)
15K9.32 mi3.11 mi12467-5343228-3263228-32613550(Top 47%)3889(Top 31%)3889(Top 68%)
20K12.43 mi3.11 mi12651-1843362-1343362-13413278(Top 46%)3816(Top 30%)3816(Top 67%)
HALF13.11 mi0.68 mi12707-563394-323394-3213925(Top 48%)4087(Top 32%)4087(Top 72%)
25K15.53 mi2.42 mi12752-453450-563450-5613028(Top 45%)3748(Top 30%)3748(Top 66%)
30K18.64 mi3.11 mi12742+103504-543504-5412892(Top 44%)3789(Top 30%)3789(Top 66%)
20M20.00 mi1.36 mi12684+583507-33507-312319(Top 42%)3570(Top 28%)3570(Top 62%)
21M21.00 mi1.00 mi12650+343514-73514-712388(Top 43%)3723(Top 30%)3723(Top 65%)
35K21.75 mi0.75 mi12645+53519-53519-512893(Top 44%)4015(Top 32%)4015(Top 70%)
23M23.00 mi1.25 mi12569+763500+193500+1911855(Top 41%)3525(Top 28%)3525(Top 62%)
24M24.00 mi1.00 mi12574-53520-203520-2012821(Top 44%)4155(Top 33%)4155(Top 73%)
40K24.85 mi0.85 mi12558+163528-83528-812864(Top 44%)4247(Top 34%)4247(Top 74%)
25.2M25.20 mi0.35 mi12540+183537-93537-912635(Top 44%)4167(Top 33%)4167(Top 73%)
FINISH26.22 mi1.02 mi12503+373542-53542-512524(Top 43%)4135(Top 33%)4135(Top 72%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 47%
×21
+97ft-345ft

Overall

13550

Females

3889

F18-39

3889

5K→10K

3.1 - 6.2 mi

Top 43%
×5
+79ft-138ft

Overall

12565

Females

3289

F18-39

3289

10K→15K

6.2 - 9.3 mi

Top 47%
×3
+67ft-78ft

Overall

13550

Females

3889

F18-39

3889

15K→20K

9.3 - 12.4 mi

Top 46%
×5
+106ft-86ft

Overall

13278

Females

3816

F18-39

3816

20K→HALF

12.4 - 13.1 mi

Top 48%
×2
+19ft-37ft

Overall

13925

Females

4087

F18-39

4087

HALF→25K

13.1 - 15.5 mi

Top 45%
×4
+66ft-88ft

Overall

13028

Females

3748

F18-39

3748

25K→30K

15.5 - 18.6 mi

Top 44%
×9
+181ft-148ft

Overall

12892

Females

3789

F18-39

3789

30K→20M

18.6 - 20.0 mi

Top 42%
×5
+64ft-50ft

Overall

12319

Females

3570

F18-39

3570

20M→21M

20.0 - 21.0 mi

Top 43%
×8
+106ft-24ft

Overall

12388

Females

3723

F18-39

3723

21M→35K

21.0 - 21.8 mi

Top 44%
×7
+17ft-86ft

Overall

12893

Females

4015

F18-39

4015

35K→23M

21.8 - 23.0 mi

Top 41%
×5
+23ft-63ft

Overall

11855

Females

3525

F18-39

3525

23M→24M

23.0 - 24.0 mi

Top 44%
×6
+12ft-82ft

Overall

12821

Females

4155

F18-39

4155

24M→40K

24.0 - 24.9 mi

Top 44%
×1
+6ft-20ft

Overall

12864

Females

4247

F18-39

4247

40K→25.2M

24.9 - 25.2 mi

Top 44%
×1
+13ft-16ft

Overall

12635

Females

4167

F18-39

4167

25.2M→FINISH

25.2 - 26.2 mi

Top 43%
×2
+22ft-21ft

Overall

12524

Females

4135

F18-39

4135

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1256
Passed By
1462
Net Change
-1144
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#11359
5K → 10K91200-574#11359#11933
10K → 15K57200-534#11933#12467
15K → 20K98200-184#12467#12651
20K → HALF1268-56#12651#12707
HALF → 25K120165-45#12707#12752
25K → 30K193183+10#12752#12742
30K → 20M11557+58#12742#12684
20M → 21M10268+34#12684#12650
21M → 35K5752+5#12650#12645
35K → 23M12751+76#12645#12569
23M → 24M7176-5#12569#12574
24M → 40K8165+16#12574#12558
40K → 25.2M4426+18#12558#12540
25.2M → FINISH8851+37#12540#12503
TOTALS12561462-1144
📊

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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Activity Data

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing