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BOSTON MARATHON 2026

Elzbieta Mastaj

Bib: 26007β€’F

NJ

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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 (F60-64)
#0 / 782
Race Day Weather
51Β°/41Β°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
29:44
3.11 mi
Rank: #24700
Start β†’ 5K
29:44 | 9:35/mi
10K
58:46
6.21 mi
Rank: #24396 (+304)
5K β†’ 10K
29:02 | 9:21/mi
15K
1:27:26
9.32 mi
Rank: #24161 (+235)
10K β†’ 15K
28:40 | 9:14/mi
20K
1:59:47
12.43 mi
Rank: #24684 (-523)
15K β†’ 20K
32:21 | 10:25/mi
HALF
2:06:07
13.11 mi
Rank: #24652 (+32)
20K β†’ HALF
6:20 | 9:18/mi
25K
2:29:33
15.53 mi
Rank: #24454 (+198)
HALF β†’ 25K
23:26 | 9:40/mi
30K
3:01:47
18.64 mi
Rank: #24358 (+96)
25K β†’ 30K
32:14 | 10:23/mi
20M
3:15:57
20.00 mi
Rank: #24295 (+63)
30K β†’ 20M
14:10 | 10:26/mi
21M
3:26:58
21.00 mi
Rank: #24223 (+72)
20M β†’ 21M
11:01 | 11:01/mi
35K
3:34:04
21.75 mi
Rank: #24134 (+89)
21M β†’ 35K
7:06 | 9:30/mi
23M
3:49:56
23.00 mi
Rank: #24405 (-271)
35K β†’ 23M
15:52 | 12:41/mi
24M
3:59:26
24.00 mi
Rank: #24255 (+150)
23M β†’ 24M
9:30 | 9:30/mi
40K
4:08:06
24.85 mi
Rank: #24175 (+80)
24M β†’ 40K
8:40 | 10:09/mi
25.2M
4:11:53
25.20 mi
Rank: #24139 (+36)
40K β†’ 25.2M
3:47 | 10:59/mi
FINISH
4:21:30
26.22 mi
Rank: #24073 (+66)
25.2M β†’ FINISH
9:37 | 9:27/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time2:06:07
Pace9:38 /mi
2nd Half
Distance13.11 mi
Time2:15:23
Pace10:20 /mi
πŸ“ŠPositive Split: 7.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:37:0929:449:3529:44
9:35
-
10K
6.21 mi12:06:1158:469:2829:02
9:21
-0:14
15K
9.32 mi12:34:511:27:269:2328:40
9:14
-0:07
20K
12.43 mi13:07:121:59:479:3932:21
10:25
+1:11
HALF
13.11 mi13:13:322:06:079:386:20
9:18
-1:07
25K
15.53 mi13:36:582:29:339:3823:26
9:40
+0:22
30K
18.64 mi14:09:123:01:479:4632:14
10:23
+0:43
20M
20.00 mi14:23:223:15:579:4814:10
10:26
+0:03
21M
21.00 mi14:34:233:26:589:5211:01
11:01
+0:35
35K
21.75 mi14:41:293:34:049:517:06
9:30
-1:31
23M
23.00 mi14:57:213:49:5610:0015:52
12:41
+3:11
24M
24.00 mi15:06:513:59:269:599:30
9:30
-3:11
40K
24.85 mi15:15:314:08:069:598:40
10:09
+0:39
25.2M
25.20 mi15:19:184:11:5310:003:47
10:59
+0:50
FINISH
26.22 mi15:28:554:21:309:599:37
9:27
-1:32

Checkpoint Splits Visualizations

Explore your race data through different visual perspectives. Scroll to discover each visualization.

πŸ“ˆPace 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

9:14 /mi

Average Pace

9:59 /mi

Slowest Pace

12:41 /mi

Loading chart...
Fastest
Middle
Slowest
Average

πŸ“ŠSegments

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

0:00

0% of race

Time at Steady Pace

2:23:25

55% of race

Time at Slower Pace

1:58:05

45% of race

Average Pace: 9:58 /mi

Loading chart...
Faster pace (< avg)
Steady pace (β‰ˆ 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 mi11:37:0929:449:3529:44
9:35
#24700
10K
6.21 mi12:06:1158:469:2829:02
9:21
#24396
15K
9.32 mi12:34:511:27:269:2328:40
9:14
#24161
20K
12.43 mi13:07:121:59:479:3932:21
10:25
#24684
HALF
13.11 mi13:13:322:06:079:386:20
9:18
#24652
25K
15.53 mi13:36:582:29:339:3823:26
9:40
#24454
30K
18.64 mi14:09:123:01:479:4632:14
10:23
#24358
20M
20.00 mi14:23:223:15:579:4814:10
10:26
#24295
21M
21.00 mi14:34:233:26:589:5211:01
11:01
#24223
35K
21.75 mi14:41:293:34:049:517:06
9:30
#24134
23M
23.00 mi14:57:213:49:5610:0015:52
12:41
#24405
24M
24.00 mi15:06:513:59:269:599:30
9:30
#24255
40K
24.85 mi15:15:314:08:069:598:40
10:09
#24175
25.2M
25.20 mi15:19:184:11:5310:003:47
10:59
#24139
FINISH
26.22 mi15:28:554:21:309:599:37
9:27
#24073
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF60-64Seg. OverallSeg. FemalesSeg. F60-64
5K3.11 mi3.11 mi24700100241002423599(Top 81%)9457(Top 75%)9457(Top 1209%)
10K6.21 mi3.10 mi24396+3049861+1639861+16324113(Top 83%)9717(Top 77%)9717(Top 1243%)
15K9.32 mi3.11 mi24161+2359735+1269735+12623599(Top 81%)9457(Top 75%)9457(Top 1209%)
20K12.43 mi3.11 mi24684-52310013-27810013-27825954(Top 89%)10712(Top 85%)10712(Top 1370%)
HALF13.11 mi0.68 mi24652+329998+159998+1523804(Top 82%)9581(Top 76%)9581(Top 1225%)
25K15.53 mi2.42 mi24454+1989901+979901+9723468(Top 81%)9457(Top 75%)9457(Top 1209%)
30K18.64 mi3.11 mi24358+969881+209881+2024029(Top 83%)9844(Top 78%)9844(Top 1259%)
20M20.00 mi1.36 mi24295+639862+199862+1923691(Top 82%)9744(Top 77%)9744(Top 1246%)
21M21.00 mi1.00 mi24223+729837+259837+2523159(Top 80%)9513(Top 76%)9513(Top 1216%)
35K21.75 mi0.75 mi24134+899795+429795+4221775(Top 75%)8848(Top 70%)8848(Top 1131%)
23M23.00 mi1.25 mi24405-2719963-1689963-16827002(Top 93%)11588(Top 92%)11588(Top 1482%)
24M24.00 mi1.00 mi24255+1509913+509913+5021376(Top 74%)8738(Top 69%)8738(Top 1117%)
40K24.85 mi0.85 mi24175+809879+349879+3422325(Top 77%)9269(Top 74%)9269(Top 1185%)
25.2M25.20 mi0.35 mi24139+369872+79872+722346(Top 77%)9265(Top 74%)9265(Top 1185%)
FINISH26.22 mi1.02 mi24073+669856+169856+1622162(Top 76%)9153(Top 73%)9153(Top 1170%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 81%
Γ—21
+97ft-345ft

Overall

23599

Females

9457

F60-64

9457

5K→10K

3.1 - 6.2 mi

Top 83%
Γ—5
+79ft-138ft

Overall

24113

Females

9717

F60-64

9717

10K→15K

6.2 - 9.3 mi

Top 81%
Γ—3
+67ft-78ft

Overall

23599

Females

9457

F60-64

9457

15K→20K

9.3 - 12.4 mi

Top 89%
Γ—5
+106ft-86ft

Overall

25954

Females

10712

F60-64

10712

20K→HALF

12.4 - 13.1 mi

Top 82%
Γ—2
+19ft-37ft

Overall

23804

Females

9581

F60-64

9581

HALF→25K

13.1 - 15.5 mi

Top 81%
Γ—4
+66ft-88ft

Overall

23468

Females

9457

F60-64

9457

25K→30K

15.5 - 18.6 mi

Top 83%
Γ—9
+181ft-148ft

Overall

24029

Females

9844

F60-64

9844

30K→20M

18.6 - 20.0 mi

Top 82%
Γ—5
+64ft-50ft

Overall

23691

Females

9744

F60-64

9744

20M→21M

20.0 - 21.0 mi

Top 80%
Γ—8
+106ft-24ft

Overall

23159

Females

9513

F60-64

9513

21M→35K

21.0 - 21.8 mi

Top 75%
Γ—7
+17ft-86ft

Overall

21775

Females

8848

F60-64

8848

35K→23M

21.8 - 23.0 mi

Top 93%
Γ—5
+23ft-63ft

Overall

27002

Females

11588

F60-64

11588

23M→24M

23.0 - 24.0 mi

Top 74%
Γ—6
+12ft-82ft

Overall

21376

Females

8738

F60-64

8738

24M→40K

24.0 - 24.9 mi

Top 77%
Γ—1
+6ft-20ft

Overall

22325

Females

9269

F60-64

9269

40K→25.2M

24.9 - 25.2 mi

Top 77%
Γ—1
+13ft-16ft

Overall

22346

Females

9265

F60-64

9265

25.2M→FINISH

25.2 - 26.2 mi

Top 76%
Γ—2
+22ft-21ft

Overall

22162

Females

9153

F60-64

9153

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1840*
Passed By
781
Net Change
+627
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start β†’ 5K----#24700
5K β†’ 10K402*98+304#24700#24396
10K β†’ 15K294*59+235#24396#24161
15K β†’ 20K21200-523#24161#24684
20K β†’ HALF4210+32#24684#24652
HALF β†’ 25K221*23+198#24652#24454
25K β†’ 30K18286+96#24454#24358
30K β†’ 20M10037+63#24358#24295
20M β†’ 21M10331+72#24295#24223
21M β†’ 35K912+89#24223#24134
35K β†’ 23M17200-271#24134#24405
23M β†’ 24M1566+150#24405#24255
24M β†’ 40K877+80#24255#24175
40K β†’ 25.2M437+36#24175#24139
25.2M β†’ FINISH8115+66#24139#24073
TOTALS1840*781+627

* Includes athletes who did not complete a segment (DNF/DNQ).

πŸ“Š

Passing Analysis Visualizations

Explore your passing analysis through 5 different visualizations. Scroll to discover each one.

Time:
Category:

πŸ“ˆPosition Graph

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🎨Heatmap Timeline

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πŸ”„Passing Circle

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🌊Position Flow

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πŸƒRace 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