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BOSTON MARATHON 2026

Frances Koback

Bib: 15863•F

NC

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Overall
#0 / 29021
Gender (Female)
#0 / 12578
Age Group (F18-39)
#0 / 5716
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
25:47
3.11 mi
Rank: #18874
Start → 5K
25:47 | 8:18/mi
10K
50:12
6.21 mi
Rank: #17645 (+1229)
5K → 10K
24:25 | 7:52/mi
15K
1:15:00
9.32 mi
Rank: #17408 (+237)
10K → 15K
24:48 | 7:59/mi
20K
1:41:10
12.43 mi
Rank: #17789 (-381)
15K → 20K
26:10 | 8:26/mi
HALF
1:46:59
13.11 mi
Rank: #17925 (-136)
20K → HALF
5:49 | 8:32/mi
25K
2:08:18
15.53 mi
Rank: #18309 (-384)
HALF → 25K
21:19 | 8:48/mi
30K
2:38:55
18.64 mi
Rank: #19367 (-1058)
25K → 30K
30:37 | 9:52/mi
20M
2:52:52
20.00 mi
Rank: #19812 (-445)
30K → 20M
13:57 | 10:17/mi
21M
3:03:35
21.00 mi
Rank: #20039 (-227)
20M → 21M
10:43 | 10:43/mi
35K
3:11:29
21.75 mi
Rank: #20330 (-291)
21M → 35K
7:54 | 10:34/mi
23M
3:24:42
23.00 mi
Rank: #20613 (-283)
35K → 23M
13:13 | 10:34/mi
24M
3:34:53
24.00 mi
Rank: #20793 (-180)
23M → 24M
10:11 | 10:11/mi
40K
3:43:26
24.85 mi
Rank: #20870 (-77)
24M → 40K
8:33 | 10:00/mi
25.2M
3:47:04
25.20 mi
Rank: #20880 (-10)
40K → 25.2M
3:38 | 10:33/mi
FINISH
3:55:53
26.22 mi
Rank: #20823 (+57)
25.2M → FINISH
8:49 | 8:40/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:46:59
Pace8:10 /mi
2nd Half
Distance13.11 mi
Time2:08:54
Pace9:50 /mi
📊Positive Split: 20.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:57:3525:478:1825:47
8:18
-
10K
6.21 mi11:22:0050:128:0524:25
7:52
-0:26
15K
9.32 mi11:46:481:15:008:0324:48
7:59
+0:07
20K
12.43 mi12:12:581:41:108:0926:10
8:26
+0:27
HALF
13.11 mi12:18:471:46:598:105:49
8:32
+0:06
25K
15.53 mi12:40:062:08:188:1621:19
8:48
+0:16
30K
18.64 mi13:10:432:38:558:3230:37
9:52
+1:04
20M
20.00 mi13:24:402:52:528:3913:57
10:17
+0:25
21M
21.00 mi13:35:233:03:358:4510:43
10:43
+0:26
35K
21.75 mi13:43:173:11:298:497:54
10:34
-0:09
23M
23.00 mi13:56:303:24:428:5513:13
10:34
0:00
24M
24.00 mi14:06:413:34:538:5810:11
10:11
-0:23
40K
24.85 mi14:15:143:43:269:008:33
10:00
-0:11
25.2M
25.20 mi14:18:523:47:049:013:38
10:33
+0:33
FINISH
26.22 mi14:27:413:55:539:018:49
8:40
-1:53

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

7:52 /mi

Average Pace

9:00 /mi

Slowest Pace

10:43 /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

2:17:07

58% of race

Time at Steady Pace

1:03:18

27% of race

Time at Slower Pace

35:28

15% of race

Average Pace: 9:00 /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 mi10:57:3525:478:1825:47
8:18
#18874
10K
6.21 mi11:22:0050:128:0524:25
7:52
#17645
15K
9.32 mi11:46:481:15:008:0324:48
7:59
#17408
20K
12.43 mi12:12:581:41:108:0926:10
8:26
#17789
HALF
13.11 mi12:18:471:46:598:105:49
8:32
#17925
25K
15.53 mi12:40:062:08:188:1621:19
8:48
#18309
30K
18.64 mi13:10:432:38:558:3230:37
9:52
#19367
20M
20.00 mi13:24:402:52:528:3913:57
10:17
#19812
21M
21.00 mi13:35:233:03:358:4510:43
10:43
#20039
35K
21.75 mi13:43:173:11:298:497:54
10:34
#20330
23M
23.00 mi13:56:303:24:428:5513:13
10:34
#20613
24M
24.00 mi14:06:413:34:538:5810:11
10:11
#20793
40K
24.85 mi14:15:143:43:269:008:33
10:00
#20870
25.2M
25.20 mi14:18:523:47:049:013:38
10:33
#20880
FINISH
26.22 mi14:27:413:55:539:018:49
8:40
#20823
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 mi188747021702116907(Top 58%)5860(Top 47%)5860(Top 103%)
10K6.21 mi3.10 mi17645+12296284+7376284+73716152(Top 56%)5405(Top 43%)5405(Top 95%)
15K9.32 mi3.11 mi17408+2376171+1136171+11316907(Top 58%)5860(Top 47%)5860(Top 103%)
20K12.43 mi3.11 mi17789-3816382-2116382-21118872(Top 65%)7005(Top 56%)7005(Top 123%)
HALF13.11 mi0.68 mi17925-1366446-646446-6420515(Top 71%)7877(Top 63%)7877(Top 138%)
25K15.53 mi2.42 mi18309-3846677-2316677-23120198(Top 70%)7763(Top 62%)7763(Top 136%)
30K18.64 mi3.11 mi19367-10587317-6407317-64022730(Top 78%)9140(Top 73%)9140(Top 160%)
20M20.00 mi1.36 mi19812-4457571-2547571-25423278(Top 80%)9515(Top 76%)9515(Top 166%)
21M21.00 mi1.00 mi20039-2277703-1327703-13222452(Top 77%)9123(Top 73%)9123(Top 160%)
35K21.75 mi0.75 mi20330-2917864-1617864-16124411(Top 84%)10203(Top 81%)10203(Top 178%)
23M23.00 mi1.25 mi20613-2838020-1568020-15623530(Top 81%)9795(Top 78%)9795(Top 171%)
24M24.00 mi1.00 mi20793-1808121-1018121-10123311(Top 80%)9704(Top 77%)9704(Top 170%)
40K24.85 mi0.85 mi20870-778171-508171-5021934(Top 76%)9067(Top 72%)9067(Top 159%)
25.2M25.20 mi0.35 mi20880-108180-98180-921186(Top 73%)8652(Top 69%)8652(Top 151%)
FINISH26.22 mi1.02 mi20823+578156+248156+2418954(Top 65%)7541(Top 60%)7541(Top 132%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 58%
×21
+97ft-345ft

Overall

16907

Females

5860

F18-39

5860

5K→10K

3.1 - 6.2 mi

Top 56%
×5
+79ft-138ft

Overall

16152

Females

5405

F18-39

5405

10K→15K

6.2 - 9.3 mi

Top 58%
×3
+67ft-78ft

Overall

16907

Females

5860

F18-39

5860

15K→20K

9.3 - 12.4 mi

Top 65%
×5
+106ft-86ft

Overall

18872

Females

7005

F18-39

7005

20K→HALF

12.4 - 13.1 mi

Top 71%
×2
+19ft-37ft

Overall

20515

Females

7877

F18-39

7877

HALF→25K

13.1 - 15.5 mi

Top 70%
×4
+66ft-88ft

Overall

20198

Females

7763

F18-39

7763

25K→30K

15.5 - 18.6 mi

Top 78%
×9
+181ft-148ft

Overall

22730

Females

9140

F18-39

9140

30K→20M

18.6 - 20.0 mi

Top 80%
×5
+64ft-50ft

Overall

23278

Females

9515

F18-39

9515

20M→21M

20.0 - 21.0 mi

Top 77%
×8
+106ft-24ft

Overall

22452

Females

9123

F18-39

9123

21M→35K

21.0 - 21.8 mi

Top 84%
×7
+17ft-86ft

Overall

24411

Females

10203

F18-39

10203

35K→23M

21.8 - 23.0 mi

Top 81%
×5
+23ft-63ft

Overall

23530

Females

9795

F18-39

9795

23M→24M

23.0 - 24.0 mi

Top 80%
×6
+12ft-82ft

Overall

23311

Females

9704

F18-39

9704

24M→40K

24.0 - 24.9 mi

Top 76%
×1
+6ft-20ft

Overall

21934

Females

9067

F18-39

9067

40K→25.2M

24.9 - 25.2 mi

Top 73%
×1
+13ft-16ft

Overall

21186

Females

8652

F18-39

8652

25.2M→FINISH

25.2 - 26.2 mi

Top 65%
×2
+22ft-21ft

Overall

18954

Females

7541

F18-39

7541

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
2023*
Passed By
2044
Net Change
-1949
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#18874
5K → 10K1255*26+1229#18874#17645
10K → 15K329*92+237#17645#17408
15K → 20K77200-381#17408#17789
20K → HALF9145-136#17789#17925
HALF → 25K51200-384#17925#18309
25K → 30K38200-1058#18309#19367
30K → 20M21200-445#19367#19812
20M → 21M36200-227#19812#20039
21M → 35K10200-291#20039#20330
35K → 23M23200-283#20330#20613
23M → 24M23200-180#20613#20793
24M → 40K36113-77#20793#20870
40K → 25.2M2737-10#20870#20880
25.2M → FINISH8831+57#20880#20823
TOTALS2023*2044-1949

* 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