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BOSTON MARATHON 2026

Heidi Bolong

Bib: 26230•F

WA

Masters
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Overall
#0 / 29021
Gender (Female)
#0 / 12578
Masters (Masters Women)
#0 / 6862
Age Group (F65-69)
#0 / 273
Top 44%
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· 3.11 mi
27:43
Rank: #22273
Start → 5K
27:43 | 8:56/mi
10K· 6.21 mi
57:49
Rank: #23924 (-1651)
5K → 10K
30:06 | 9:42/mi
15K· 9.32 mi
1:29:59
Rank: #24919 (-995)
10K → 15K
32:10 | 10:22/mi
20K· 12.43 mi
2:01:22
Rank: #25030 (-111)
15K → 20K
31:23 | 10:07/mi
HALF· 13.11 mi
2:07:57
Rank: #25011 (+19)
20K → HALF
6:35 | 9:40/mi
25K· 15.53 mi
2:32:43
Rank: #24987 (+24)
HALF → 25K
24:46 | 10:13/mi
30K· 18.64 mi
3:06:03
Rank: #24934 (+53)
25K → 30K
33:20 | 10:44/mi
20M
3:20:10
Rank: #24829 (+105)
30K → 20M
14:07 | 10:24/mi
21M
3:31:21
Rank: #24744 (+85)
20M → 21M
11:11 | 11:11/mi
35K· 21.75 mi
3:38:53
Rank: #24688 (+56)
21M → 35K
7:32 | 10:05/mi
23M
3:51:30
Rank: #24570 (+118)
35K → 23M
12:37 | 10:05/mi
24M
4:01:15
Rank: #24457 (+113)
23M → 24M
9:45 | 9:45/mi
40K· 24.85 mi
4:09:50
Rank: #24351 (+106)
24M → 40K
8:35 | 10:03/mi
25.2M
4:13:34
Rank: #24320 (+31)
40K → 25.2M
3:44 | 10:50/mi
FINISH· 26.22 mi
4:23:30
Rank: #24264 (+56)
25.2M → FINISH
9:56 | 9:45/mi
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Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time2:07:57
Pace9:46 /mi
2nd Half
Distance13.11 mi
Time2:15:33
Pace10:21 /mi
📊Positive Split: 5.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:36:1227:438:5627:43
8:56
-
10K
6.21 mi12:06:1857:499:1930:06
9:42
+0:46
15K
9.32 mi12:38:281:29:599:4032:10
10:22
+0:40
20K
12.43 mi13:09:512:01:229:4631:23
10:07
-0:15
HALF
13.11 mi13:16:262:07:579:466:35
9:40
-0:27
25K
15.53 mi13:41:122:32:439:5024:46
10:13
+0:33
30K
18.64 mi14:14:323:06:039:5933:20
10:44
+0:31
20M
20.00 mi14:28:393:20:1010:0114:07
10:24
-0:20
21M
21.00 mi14:39:503:31:2110:0411:11
11:11
+0:47
35K
21.75 mi14:47:223:38:5310:047:32
10:05
-1:06
23M
23.00 mi14:59:593:51:3010:0412:37
10:05
0:00
24M
24.00 mi15:09:444:01:1510:049:45
9:45
-0:20
40K
24.85 mi15:18:194:09:5010:048:35
10:03
+0:18
25.2M
25.20 mi15:22:034:13:3410:043:44
10:50
+0:47
FINISH
26.22 mi15:31:594:23:3010:049:56
9:45
-1:05

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

8:56 /mi

Average Pace

10:03 /mi

Slowest Pace

11:11 /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

1:24:05

32% of race

Time at Steady Pace

1:24:53

32% of race

Time at Slower Pace

1:34:32

36% of race

Average Pace: 10:03 /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 mi11:36:1227:438:5627:43
8:56
#22273
10K
6.21 mi12:06:1857:499:1930:06
9:42
#23924
15K
9.32 mi12:38:281:29:599:4032:10
10:22
#24919
20K
12.43 mi13:09:512:01:229:4631:23
10:07
#25030
HALF
13.11 mi13:16:262:07:579:466:35
9:40
#25011
25K
15.53 mi13:41:122:32:439:5024:46
10:13
#24987
30K
18.64 mi14:14:323:06:039:5933:20
10:44
#24934
20M
20.00 mi14:28:393:20:1010:0114:07
10:24
#24829
21M
21.00 mi14:39:503:31:2110:0411:11
11:11
#24744
35K
21.75 mi14:47:223:38:5310:047:32
10:05
#24688
23M
23.00 mi14:59:593:51:3010:0412:37
10:05
#24570
24M
24.00 mi15:09:444:01:1510:049:45
9:45
#24457
40K
24.85 mi15:18:194:09:5010:048:35
10:03
#24351
25.2M
25.20 mi15:22:034:13:3410:043:44
10:50
#24320
FINISH
26.22 mi15:31:594:23:3010:049:56
9:45
#24264
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF65-69Seg. OverallSeg. FemalesSeg. F65-69
5K3.11 mi3.11 mi222738820882026422(Top 91%)10974(Top 87%)10974(Top 4020%)
10K6.21 mi3.10 mi23924-16519623-8039623-80325072(Top 86%)10215(Top 81%)10215(Top 3742%)
15K9.32 mi3.11 mi24919-99510128-50510128-50526422(Top 91%)10974(Top 87%)10974(Top 4020%)
20K12.43 mi3.11 mi25030-11110199-7110199-7125275(Top 87%)10339(Top 82%)10339(Top 3787%)
HALF13.11 mi0.68 mi25011+1910187+1210187+1224809(Top 85%)10107(Top 80%)10107(Top 3702%)
25K15.53 mi2.42 mi24987+2410177+1010177+1024799(Top 85%)10124(Top 80%)10124(Top 3708%)
30K18.64 mi3.11 mi24934+5310187-1010187-1024793(Top 85%)10262(Top 82%)10262(Top 3759%)
20M20.00 mi1.36 mi24829+10510152+3510152+3523598(Top 81%)9694(Top 77%)9694(Top 3551%)
21M21.00 mi1.00 mi24744+8510122+3010122+3023528(Top 81%)9704(Top 77%)9704(Top 3555%)
35K21.75 mi0.75 mi24688+5610097+2510097+2523360(Top 80%)9636(Top 77%)9636(Top 3530%)
23M23.00 mi1.25 mi24570+11810050+4710050+4722384(Top 77%)9195(Top 73%)9195(Top 3368%)
24M24.00 mi1.00 mi24457+11310012+3810012+3822122(Top 76%)9112(Top 72%)9112(Top 3338%)
40K24.85 mi0.85 mi24351+1069979+339979+3322061(Top 76%)9134(Top 73%)9134(Top 3346%)
25.2M25.20 mi0.35 mi24320+319970+99970+921998(Top 76%)9088(Top 72%)9088(Top 3329%)
FINISH26.22 mi1.02 mi24264+569951+199951+1923147(Top 80%)9684(Top 77%)9684(Top 3547%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 91%
×21stories
+97ft-345ft

Overall

26422

Females

10974

F65-69

10974

5K→10K

3.1 - 6.2 mi

Top 86%
×5stories
+79ft-138ft

Overall

25072

Females

10215

F65-69

10215

10K→15K

6.2 - 9.3 mi

Top 91%
×3stories
+67ft-78ft

Overall

26422

Females

10974

F65-69

10974

15K→20K

9.3 - 12.4 mi

Top 87%
×5stories
+106ft-86ft

Overall

25275

Females

10339

F65-69

10339

20K→HALF

12.4 - 13.1 mi

Top 85%
×2stories
+19ft-37ft

Overall

24809

Females

10107

F65-69

10107

HALF→25K

13.1 - 15.5 mi

Top 85%
×4stories
+66ft-88ft

Overall

24799

Females

10124

F65-69

10124

25K→30K

15.5 - 18.6 mi

Top 85%
×9stories
+181ft-148ft

Overall

24793

Females

10262

F65-69

10262

30K→20M

18.6 - 20.0 mi

Top 81%
×5stories
+64ft-50ft

Overall

23598

Females

9694

F65-69

9694

20M→21M

20.0 - 21.0 mi

Top 81%
×8stories
+106ft-24ft

Overall

23528

Females

9704

F65-69

9704

21M→35K

21.0 - 21.8 mi

Top 80%
×7stories
+17ft-86ft

Overall

23360

Females

9636

F65-69

9636

35K→23M

21.8 - 23.0 mi

Top 77%
×5stories
+23ft-63ft

Overall

22384

Females

9195

F65-69

9195

23M→24M

23.0 - 24.0 mi

Top 76%
×6stories
+12ft-82ft

Overall

22122

Females

9112

F65-69

9112

24M→40K

24.0 - 24.9 mi

Top 76%
×1story
+6ft-20ft

Overall

22061

Females

9134

F65-69

9134

40K→25.2M

24.9 - 25.2 mi

Top 76%
×1story
+13ft-16ft

Overall

21998

Females

9088

F65-69

9088

25.2M→FINISH

25.2 - 26.2 mi

Top 80%
×2stories
+22ft-21ft

Overall

23147

Females

9684

F65-69

9684

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1143
Passed By
3134
Net Change
-1991
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#22273
5K → 10K101661-1651#22273#23924
10K → 15K141009-995#23924#24919
15K → 20K91202-111#24919#25030
20K → HALF289+19#25030#25011
HALF → 25K10278+24#25011#24987
25K → 30K14996+53#24987#24934
30K → 20M12520+105#24934#24829
20M → 21M10116+85#24829#24744
21M → 35K626+56#24744#24688
35K → 23M1257+118#24688#24570
23M → 24M1152+113#24570#24457
24M → 40K1126+106#24457#24351
40K → 25.2M354+31#24351#24320
25.2M → FINISH7418+56#24320#24264
TOTALS11433134-1991
📊

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