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BOSTON MARATHON 2024

Katie Hallahan

Bib: 3726•F

OH

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0:00
/ mi
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Overall
#0 / 25550
Top 16%
Gender (Female)
#0 / 10924
Top 4%
Division (F18-39)
#0 / 4660
Top 8%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:07
Rank: #5639
Start → 5K
21:07 | 6:48/mi
10K· 6.21 mi
42:21
Rank: #5559 (+80)
5K → 10K
21:14 | 6:50/mi
15K· 9.32 mi
1:03:37
Rank: #5387 (+172)
10K → 15K
21:16 | 6:51/mi
20K· 12.43 mi
1:25:33
Rank: #5449 (-62)
15K → 20K
21:56 | 7:04/mi
Half· 13.11 mi
1:30:15
Rank: #5431 (+18)
20K → Half
4:42 | 6:53/mi
25K· 15.53 mi
1:47:11
Rank: #5105 (+326)
Half → 25K
16:56 | 6:59/mi
30K· 18.64 mi
2:09:59
Rank: #4855 (+250)
25K → 30K
22:48 | 7:20/mi
20M
2:20:08
Rank: #4729 (+126)
30K → 20M
10:09 | 7:28/mi
21M
2:28:00
Rank: #4582 (+147)
20M → 21M
7:52 | 7:52/mi
35K· 21.75 mi
2:33:34
Rank: #4545 (+37)
21M → 35K
5:34 | 7:26/mi
23M
2:43:07
Rank: #4426 (+119)
35K → 23M
9:33 | 7:38/mi
24M
2:50:38
Rank: #4325 (+101)
23M → 24M
7:31 | 7:31/mi
40K· 24.85 mi
2:57:12
Rank: #4236 (+89)
24M → 40K
6:34 | 7:41/mi
25.2M
3:00:03
Rank: #4208 (+28)
40K → 25.2M
2:51 | 8:16/mi
Finish· 26.22 mi
3:07:21
Rank: #4129 (+79)
25.2M → Finish
7:18 | 7:10/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:30:15
Pace6:53 /mi
2nd Half
Distance13.11 mi
Time1:37:06
Pace7:24 /mi
📊Positive Split: 7.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:23:3421:076:4821:07
6:48
-
10K
6.21 mi10:44:4842:216:4921:14
6:50
+0:02
15K
9.32 mi11:06:041:03:376:5021:16
6:51
+0:01
20K
12.43 mi11:28:001:25:336:5321:56
7:04
+0:13
Half
13.11 mi11:32:421:30:156:534:42
6:53
-0:11
25K
15.53 mi11:49:381:47:116:5416:56
6:59
+0:06
30K
18.64 mi12:12:262:09:596:5822:48
7:20
+0:21
20M
20.00 mi12:22:352:20:087:0010:09
7:28
+0:08
21M
21.00 mi12:30:272:28:007:037:52
7:52
+0:24
35K
21.75 mi12:36:012:33:347:045:34
7:26
-0:26
23M
23.00 mi12:45:342:43:077:069:33
7:38
+0:12
24M
24.00 mi12:53:052:50:387:077:31
7:31
-0:07
40K
24.85 mi12:59:392:57:127:086:34
7:41
+0:10
25.2M
25.20 mi13:02:303:00:037:092:51
8:16
+0:35
Finish
26.22 mi13:09:483:07:217:097:18
7:10
-1:06

Checkpoints & Pacing

📈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

6:48 /mi

Average Pace

7:09 /mi

Slowest Pace

8:16 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:47:11

57% of race

Time at Steady Pace

53:20

28% of race

Time at Slower Pace

26:50

14% of race

Average Pace: 7:09 /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

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi10:23:3421:076:4821:07
6:48
#5639
10K
6.21 mi10:44:4842:216:4921:14
6:50
#5559
15K
9.32 mi11:06:041:03:376:5021:16
6:51
#5387
20K
12.43 mi11:28:001:25:336:5321:56
7:04
#5449
Half
13.11 mi11:32:421:30:156:534:42
6:53
#5431
25K
15.53 mi11:49:381:47:116:5416:56
6:59
#5105
30K
18.64 mi12:12:262:09:596:5822:48
7:20
#4855
20M
20.00 mi12:22:352:20:087:0010:09
7:28
#4729
21M
21.00 mi12:30:272:28:007:037:52
7:52
#4582
35K
21.75 mi12:36:012:33:347:045:34
7:26
#4545
23M
23.00 mi12:45:342:43:077:069:33
7:38
#4426
24M
24.00 mi12:53:052:50:387:077:31
7:31
#4325
40K
24.85 mi12:59:392:57:127:086:34
7:41
#4236
25.2M
25.20 mi13:02:303:00:037:092:51
8:16
#4208
Finish
26.22 mi13:09:483:07:217:097:18
7:10
#4129
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi56394684685167(Top 20%)419(Top 4%)419(Top 9%)
10K6.21 mi3.10 mi5559+80463+5463+55494(Top 22%)449(Top 4%)449(Top 10%)
15K9.32 mi3.11 mi5387+172424+39424+395167(Top 20%)419(Top 4%)419(Top 9%)
20K12.43 mi3.11 mi5449-62463-39463-395582(Top 22%)554(Top 5%)554(Top 12%)
Half13.11 mi0.68 mi5431+18459+4459+45172(Top 20%)460(Top 4%)460(Top 10%)
25K15.53 mi2.42 mi5105+326423+36423+364283(Top 17%)343(Top 3%)343(Top 7%)
30K18.64 mi3.11 mi4855+250398+25398+254382(Top 17%)471(Top 4%)471(Top 10%)
20M20.00 mi1.36 mi4729+126395+3395+34210(Top 16%)493(Top 5%)493(Top 11%)
21M21.00 mi1.00 mi4582+147383+12383+123716(Top 15%)462(Top 4%)462(Top 10%)
35K21.75 mi0.75 mi4545+37389-6389-64804(Top 19%)802(Top 7%)802(Top 17%)
23M23.00 mi1.25 mi4426+119392-3392-34113(Top 16%)647(Top 6%)647(Top 14%)
24M24.00 mi1.00 mi4325+101399-7399-74215(Top 16%)765(Top 7%)765(Top 16%)
40K24.85 mi0.85 mi4236+89400-1400-14267(Top 17%)883(Top 8%)883(Top 19%)
25.2M25.20 mi0.35 mi4208+28406-6406-63621(Top 14%)662(Top 6%)662(Top 14%)
Finish26.22 mi1.02 mi4129+79410-4410-43869(Top 15%)742(Top 7%)742(Top 16%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 20%
×21stories
+97ft-345ft

Overall

5167

Females

419

F18-39

419

5K→10K

3.1 - 6.2 mi

Top 22%
×5stories
+79ft-138ft

Overall

5494

Females

449

F18-39

449

10K→15K

6.2 - 9.3 mi

Top 20%
×3stories
+67ft-78ft

Overall

5167

Females

419

F18-39

419

15K→20K

9.3 - 12.4 mi

Top 22%
×5stories
+106ft-86ft

Overall

5582

Females

554

F18-39

554

20K→Half

12.4 - 13.1 mi

Top 20%
×2stories
+19ft-37ft

Overall

5172

Females

460

F18-39

460

Half→25K

13.1 - 15.5 mi

Top 17%
×4stories
+66ft-88ft

Overall

4283

Females

343

F18-39

343

25K→30K

15.5 - 18.6 mi

Top 17%
×9stories
+181ft-148ft

Overall

4382

Females

471

F18-39

471

30K→20M

18.6 - 20.0 mi

Top 16%
×5stories
+64ft-50ft

Overall

4210

Females

493

F18-39

493

20M→21M

20.0 - 21.0 mi

Top 15%
×8stories
+106ft-24ft

Overall

3716

Females

462

F18-39

462

21M→35K

21.0 - 21.8 mi

Top 19%
×7stories
+17ft-86ft

Overall

4804

Females

802

F18-39

802

35K→23M

21.8 - 23.0 mi

Top 16%
×5stories
+23ft-63ft

Overall

4113

Females

647

F18-39

647

23M→24M

23.0 - 24.0 mi

Top 16%
×6stories
+12ft-82ft

Overall

4215

Females

765

F18-39

765

24M→40K

24.0 - 24.9 mi

Top 17%
×1story
+6ft-20ft

Overall

4267

Females

883

F18-39

883

40K→25.2M

24.9 - 25.2 mi

Top 14%
×1story
+13ft-16ft

Overall

3621

Females

662

F18-39

662

25.2M→Finish

25.2 - 26.2 mi

Top 15%
×2stories
+22ft-21ft

Overall

3869

Females

742

F18-39

742

Passing Analysis

Category:
Athletes Passed
2215
Passed By
705
Net Change
+1510
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#5639
5K → 10K219139+80#5639#5559
10K → 15K22856+172#5559#5387
15K → 20K152214-62#5387#5449
20K → Half3921+18#5449#5431
Half → 25K34822+326#5431#5105
25K → 30K30858+250#5105#4855
30K → 20M15428+126#4855#4729
20M → 21M16316+147#4729#4582
21M → 35K7841+37#4582#4545
35K → 23M15839+119#4545#4426
23M → 24M12625+101#4426#4325
24M → 40K11021+89#4325#4236
40K → 25.2M3810+28#4236#4208
25.2M → Finish9415+79#4208#4129
TOTALS2215705+1510
📊

Passing Visuals

Category:
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🔥Passing Intensity

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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing