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BOSTON MARATHON 2026

Melissa Haas

Bib: 19000•F

MI

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0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Gender (Female)
#0 / 12578
Top 40%
Masters (Masters Women)
#0 / 6862
Top 24%
Age Group (F40-44)
#0 / 1737
Top 49%
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
23:54
3.11 mi
Rank: #14498
Start → 5K
23:54 | 7:42/mi
10K
47:50
6.21 mi
Rank: #14625 (-127)
5K → 10K
23:56 | 7:43/mi
15K
1:11:55
9.32 mi
Rank: #14686 (-61)
10K → 15K
24:05 | 7:46/mi
20K
1:36:04
12.43 mi
Rank: #14566 (+120)
15K → 20K
24:09 | 7:47/mi
HALF
1:41:25
13.11 mi
Rank: #14632 (-66)
20K → HALF
5:21 | 7:51/mi
25K
2:00:34
15.53 mi
Rank: #14608 (+24)
HALF → 25K
19:09 | 7:54/mi
30K
2:25:58
18.64 mi
Rank: #14611 (-3)
25K → 30K
25:24 | 8:11/mi
20M
2:37:21
20.00 mi
Rank: #14656 (-45)
30K → 20M
11:23 | 8:23/mi
21M
2:46:24
21.00 mi
Rank: #14751 (-95)
20M → 21M
9:03 | 9:03/mi
35K
2:52:38
21.75 mi
Rank: #14821 (-70)
21M → 35K
6:14 | 8:20/mi
23M
3:03:18
23.00 mi
Rank: #14885 (-64)
35K → 23M
10:40 | 8:32/mi
24M
3:11:40
24.00 mi
Rank: #14943 (-58)
23M → 24M
8:22 | 8:22/mi
40K
3:18:57
24.85 mi
Rank: #14966 (-23)
24M → 40K
7:17 | 8:32/mi
25.2M
3:22:04
25.20 mi
Rank: #14959 (+7)
40K → 25.2M
3:07 | 9:03/mi
FINISH
3:30:30
26.22 mi
Rank: #15053 (-94)
25.2M → FINISH
8:26 | 8:17/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:41:25
Pace7:45 /mi
2nd Half
Distance13.11 mi
Time1:49:05
Pace8:20 /mi
📊Positive Split: 7.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:06:4623:547:4223:54
7:42
-
10K
6.21 mi11:30:4247:507:4223:56
7:43
+0:01
15K
9.32 mi11:54:471:11:557:4324:05
7:46
+0:03
20K
12.43 mi12:18:561:36:047:4424:09
7:47
+0:01
HALF
13.11 mi12:24:171:41:257:455:21
7:51
+0:04
25K
15.53 mi12:43:262:00:347:4619:09
7:54
+0:03
30K
18.64 mi13:08:502:25:587:5025:24
8:11
+0:17
20M
20.00 mi13:20:132:37:217:5311:23
8:23
+0:12
21M
21.00 mi13:29:162:46:247:569:03
9:03
+0:40
35K
21.75 mi13:35:302:52:387:576:14
8:20
-0:43
23M
23.00 mi13:46:103:03:187:5910:40
8:32
+0:12
24M
24.00 mi13:54:323:11:408:008:22
8:22
-0:10
40K
24.85 mi14:01:493:18:578:017:17
8:32
+0:10
25.2M
25.20 mi14:04:563:22:048:023:07
9:03
+0:31
FINISH
26.22 mi14:13:223:30:308:038:26
8:17
-0:46

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

7:42 /mi

Average Pace

8:02 /mi

Slowest Pace

9:03 /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

3:00:23

86% of race

Time at Steady Pace

30:07

14% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:02 /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 mi11:06:4623:547:4223:54
7:42
#14498
10K
6.21 mi11:30:4247:507:4223:56
7:43
#14625
15K
9.32 mi11:54:471:11:557:4324:05
7:46
#14686
20K
12.43 mi12:18:561:36:047:4424:09
7:47
#14566
HALF
13.11 mi12:24:171:41:257:455:21
7:51
#14632
25K
15.53 mi12:43:262:00:347:4619:09
7:54
#14608
30K
18.64 mi13:08:502:25:587:5025:24
8:11
#14611
20M
20.00 mi13:20:132:37:217:5311:23
8:23
#14656
21M
21.00 mi13:29:162:46:247:569:03
9:03
#14751
35K
21.75 mi13:35:302:52:387:576:14
8:20
#14821
23M
23.00 mi13:46:103:03:187:5910:40
8:32
#14885
24M
24.00 mi13:54:323:11:408:008:22
8:22
#14943
40K
24.85 mi14:01:493:18:578:017:17
8:32
#14966
25.2M
25.20 mi14:04:563:22:048:023:07
9:03
#14959
FINISH
26.22 mi14:13:223:30:308:038:26
8:17
#15053
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 mi144984365436514952(Top 52%)4714(Top 37%)4714(Top 271%)
10K6.21 mi3.10 mi14625-1274465-1004465-10014805(Top 51%)4572(Top 36%)4572(Top 263%)
15K9.32 mi3.11 mi14686-614544-794544-7914952(Top 52%)4714(Top 37%)4714(Top 271%)
20K12.43 mi3.11 mi14566+1204466+784466+7814321(Top 49%)4395(Top 35%)4395(Top 253%)
HALF13.11 mi0.68 mi14632-664502-364502-3615992(Top 55%)5327(Top 42%)5327(Top 307%)
25K15.53 mi2.42 mi14608+244516-144516-1414608(Top 50%)4644(Top 37%)4644(Top 267%)
30K18.64 mi3.11 mi14611-34561-454561-4514777(Top 51%)4839(Top 38%)4839(Top 279%)
20M20.00 mi1.36 mi14656-454614-534614-5315443(Top 53%)5321(Top 42%)5321(Top 306%)
21M21.00 mi1.00 mi14751-954706-924706-9216386(Top 56%)5903(Top 47%)5903(Top 340%)
35K21.75 mi0.75 mi14821-704767-614767-6116632(Top 57%)6096(Top 48%)6096(Top 351%)
23M23.00 mi1.25 mi14885-644828-614828-6115868(Top 55%)5761(Top 46%)5761(Top 332%)
24M24.00 mi1.00 mi14943-584879-514879-5116128(Top 56%)5978(Top 48%)5978(Top 344%)
40K24.85 mi0.85 mi14966-234916-374916-3715821(Top 55%)5863(Top 47%)5863(Top 338%)
25.2M25.20 mi0.35 mi14959+74920-44920-414990(Top 52%)5440(Top 43%)5440(Top 313%)
FINISH26.22 mi1.02 mi15053-944982-624982-6216885(Top 58%)6435(Top 51%)6435(Top 370%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 52%
×21
+97ft-345ft

Overall

14952

Females

4714

F40-44

4714

5K→10K

3.1 - 6.2 mi

Top 51%
×5
+79ft-138ft

Overall

14805

Females

4572

F40-44

4572

10K→15K

6.2 - 9.3 mi

Top 52%
×3
+67ft-78ft

Overall

14952

Females

4714

F40-44

4714

15K→20K

9.3 - 12.4 mi

Top 49%
×5
+106ft-86ft

Overall

14321

Females

4395

F40-44

4395

20K→HALF

12.4 - 13.1 mi

Top 55%
×2
+19ft-37ft

Overall

15992

Females

5327

F40-44

5327

HALF→25K

13.1 - 15.5 mi

Top 50%
×4
+66ft-88ft

Overall

14608

Females

4644

F40-44

4644

25K→30K

15.5 - 18.6 mi

Top 51%
×9
+181ft-148ft

Overall

14777

Females

4839

F40-44

4839

30K→20M

18.6 - 20.0 mi

Top 53%
×5
+64ft-50ft

Overall

15443

Females

5321

F40-44

5321

20M→21M

20.0 - 21.0 mi

Top 56%
×8
+106ft-24ft

Overall

16386

Females

5903

F40-44

5903

21M→35K

21.0 - 21.8 mi

Top 57%
×7
+17ft-86ft

Overall

16632

Females

6096

F40-44

6096

35K→23M

21.8 - 23.0 mi

Top 55%
×5
+23ft-63ft

Overall

15868

Females

5761

F40-44

5761

23M→24M

23.0 - 24.0 mi

Top 56%
×6
+12ft-82ft

Overall

16128

Females

5978

F40-44

5978

24M→40K

24.0 - 24.9 mi

Top 55%
×1
+6ft-20ft

Overall

15821

Females

5863

F40-44

5863

40K→25.2M

24.9 - 25.2 mi

Top 52%
×1
+13ft-16ft

Overall

14990

Females

5440

F40-44

5440

25.2M→FINISH

25.2 - 26.2 mi

Top 58%
×2
+22ft-21ft

Overall

16885

Females

6435

F40-44

6435

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1443*
Passed By
1817
Net Change
-555
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#14498
5K → 10K200200-127#14498#14625
10K → 15K192200-61#14625#14686
15K → 20K227*107+120#14686#14566
20K → HALF1076-66#14566#14632
HALF → 25K149125+24#14632#14608
25K → 30K198200-3#14608#14611
30K → 20M84129-45#14611#14656
20M → 21M76171-95#14656#14751
21M → 35K40110-70#14751#14821
35K → 23M83147-64#14821#14885
23M → 24M54112-58#14885#14943
24M → 40K6386-23#14943#14966
40K → 25.2M3528+7#14966#14959
25.2M → FINISH32126-94#14959#15053
TOTALS1443*1817-555

* 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