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BOSTON MARATHON 2024

Warren Gerow

Bib: 23576•M

FL

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Gender (Male)
#0 / 14578
Masters (Masters Men)
#0 / 9729
Division (M70-74)
#0 / 195
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
9:04/mi
28:09
↑ 97↓ 3451.5%
10K· 6.21 mi
9:49/mi
58:38
↑ 79↓ 1380.4%
15K· 9.32 mi
10:04/mi
1:29:54
↑ 67↓ 78
20K· 12.43 mi
10:54/mi
2:03:45
↑ 106↓ 860.1%
Half· 13.11 mi
10:32/mi
2:10:56
↑ 19↓ 370.5%
25K· 15.53 mi
12:11/mi
2:40:29
↑ 66↓ 880.2%
30K· 18.64 mi
13:07/mi
3:21:14
↑ 181↓ 1480.2%
20M
15:08/mi
3:41:48
↑ 64↓ 500.2%
21M
23:45/mi
4:05:33
↑ 106↓ 241.6%
35K· 21.75 mi
14:11/mi
4:16:10
↑ 17↓ 861.7%
23M
14:58/mi
4:34:54
↑ 23↓ 630.6%
24M
14:31/mi
4:49:25
↓ 821.3%
40K· 24.85 mi
14:48/mi
5:02:04
↓ 200.3%
25.2M
17:09/mi
5:07:59
↑ 13↓ 160.2%
Finish· 26.22 mi
14:29/mi
5:22:45
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:10:56
Pace9:59 /mi
2nd Half
Distance13.11 mi
Time3:11:49
Pace14:38 /mi
📊Positive Split: 46.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:28:1828:099:0428:09
9:04
-
10K
6.21 mi11:58:4758:389:2630:29
9:49
+0:45
15K
9.32 mi12:30:031:29:549:3931:16
10:04
+0:15
20K
12.43 mi13:03:542:03:459:5733:51
10:54
+0:50
Half
13.11 mi13:11:052:10:569:597:11
10:32
-0:22
25K
15.53 mi13:40:382:40:2910:2029:33
12:11
+1:39
30K
18.64 mi14:21:233:21:1410:4840:45
13:07
+0:56
20M
20.00 mi14:41:573:41:4811:0520:34
15:08
+2:01
21M
21.00 mi15:05:424:05:3311:4223:45
23:45
+8:37
35K
21.75 mi15:16:194:16:1011:4710:37
14:11
-9:34
23M
23.00 mi15:35:034:34:5411:5718:44
14:58
+0:47
24M
24.00 mi15:49:344:49:2512:0414:31
14:31
-0:27
40K
24.85 mi16:02:135:02:0412:0912:39
14:48
+0:17
25.2M
25.20 mi16:08:085:07:5912:135:55
17:09
+2:21
Finish
26.22 mi16:22:545:22:4512:1914:46
14:29
-2:40

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

9:04 /mi

Average Pace

12:19 /mi

Slowest Pace

23:45 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:40:29

50% of race

Time at Steady Pace

2:12:36

41% of race

Time at Slower Pace

29:40

9% of race

Average Pace: 12:19 /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 mi11:28:1828:099:0428:09
9:04
#20306
10K
6.21 mi11:58:4758:389:2630:29
9:49
#21364
15K
9.32 mi12:30:031:29:549:3931:16
10:04
#21616
20K
12.43 mi13:03:542:03:459:5733:51
10:54
#21868
Half
13.11 mi13:11:052:10:569:597:11
10:32
#21905
25K
15.53 mi13:40:382:40:2910:2029:33
12:11
#22261
30K
18.64 mi14:21:233:21:1410:4840:45
13:07
#22567
20M
20.00 mi14:41:573:41:4811:0520:34
15:08
#22894
21M
21.00 mi15:05:424:05:3311:4223:45
23:45
#23589
35K
21.75 mi15:16:194:16:1011:4710:37
14:11
#23635
23M
23.00 mi15:35:034:34:5411:5718:44
14:58
#23734
24M
24.00 mi15:49:344:49:2512:0414:31
14:31
#23793
40K
24.85 mi16:02:135:02:0412:0912:39
14:48
#23825
25.2M
25.20 mi16:08:085:07:5912:135:55
17:09
#23858
Finish
26.22 mi16:22:545:22:4512:1914:46
14:29
#23961
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM70-74Seg. OverallSeg. MalesSeg. M70-74
5K3.11 mi3.11 mi20306122211222122070(Top 86%)13114(Top 90%)13114(Top 6725%)
10K6.21 mi3.10 mi21364-105812753-53212753-53222115(Top 87%)13090(Top 90%)13090(Top 6713%)
15K9.32 mi3.11 mi21616-25212881-12812881-12822070(Top 86%)13114(Top 90%)13114(Top 6725%)
20K12.43 mi3.11 mi21868-25212993-11212993-11222448(Top 88%)13250(Top 91%)13250(Top 6795%)
Half13.11 mi0.68 mi21905-3713003-1013003-1022703(Top 89%)13330(Top 91%)13330(Top 6836%)
25K15.53 mi2.42 mi22261-35613159-15613159-15623396(Top 92%)13594(Top 93%)13594(Top 6971%)
30K18.64 mi3.11 mi22567-30613264-10513264-10523441(Top 92%)13525(Top 93%)13525(Top 6936%)
20M20.00 mi1.36 mi22894-32713387-12313387-12324828(Top 97%)14150(Top 97%)14150(Top 7256%)
21M21.00 mi1.00 mi23589-69513724-33713724-33725510(Top 100%)14556(Top 100%)14556(Top 7465%)
35K21.75 mi0.75 mi23635-4613725-113725-124417(Top 96%)13876(Top 95%)13876(Top 7116%)
23M23.00 mi1.25 mi23734-9913756-3113756-3124633(Top 96%)13996(Top 96%)13996(Top 7177%)
24M24.00 mi1.00 mi23793-5913773-1713773-1724580(Top 96%)13932(Top 96%)13932(Top 7145%)
40K24.85 mi0.85 mi23825-3213785-1213785-1224386(Top 95%)13810(Top 95%)13810(Top 7082%)
25.2M25.20 mi0.35 mi23858-3313796-1113796-1124706(Top 97%)14012(Top 96%)14012(Top 7186%)
Finish26.22 mi1.02 mi23961-10313837-4113837-4125079(Top 98%)14228(Top 98%)14228(Top 7296%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 86%
×21story building
+97ft-345ft

Overall

22070

Males

13114

M70-74

13114

5K→10K

3.1 - 6.2 mi

Top 87%
×5story building
+79ft-138ft

Overall

22115

Males

13090

M70-74

13090

10K→15K

6.2 - 9.3 mi

Top 86%
×3story building
+67ft-78ft

Overall

22070

Males

13114

M70-74

13114

15K→20K

9.3 - 12.4 mi

Top 88%
×5story building
+106ft-86ft

Overall

22448

Males

13250

M70-74

13250

20K→Half

12.4 - 13.1 mi

Top 89%
×2story building
+19ft-37ft

Overall

22703

Males

13330

M70-74

13330

Half→25K

13.1 - 15.5 mi

Top 92%
×4story building
+66ft-88ft

Overall

23396

Males

13594

M70-74

13594

25K→30K

15.5 - 18.6 mi

Top 92%
×9story building
+181ft-148ft

Overall

23441

Males

13525

M70-74

13525

30K→20M

18.6 - 20.0 mi

Top 97%
×5story building
+64ft-50ft

Overall

24828

Males

14150

M70-74

14150

20M→21M

20.0 - 21.0 mi

Top 100%
×8story building
+106ft-24ft

Overall

25510

Males

14556

M70-74

14556

21M→35K

21.0 - 21.8 mi

Top 96%
×7story building
+17ft-86ft

Overall

24417

Males

13876

M70-74

13876

35K→23M

21.8 - 23.0 mi

Top 96%
×5story building
+23ft-63ft

Overall

24633

Males

13996

M70-74

13996

23M→24M

23.0 - 24.0 mi

Top 96%
×6story building
+12ft-82ft

Overall

24580

Males

13932

M70-74

13932

24M→40K

24.0 - 24.9 mi

Top 95%
×1story
+6ft-20ft

Overall

24386

Males

13810

M70-74

13810

40K→25.2M

24.9 - 25.2 mi

Top 97%
×1story
+13ft-16ft

Overall

24706

Males

14012

M70-74

14012

25.2M→Finish

25.2 - 26.2 mi

Top 98%
×2story building
+22ft-21ft

Overall

25079

Males

14228

M70-74

14228

Passing Analysis

Category:
Athletes Passed
477
Passed By
4132
Net Change
-3655
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#20306
5K → 10K431101-1058#20306#21364
10K → 15K99351-252#21364#21616
15K → 20K96348-252#21616#21868
20K → Half1148-37#21868#21905
Half → 25K47403-356#21905#22261
25K → 30K73379-306#22261#22567
30K → 20M16343-327#22567#22894
20M → 21M4699-695#22894#23589
21M → 35K2369-46#23589#23635
35K → 23M23122-99#23635#23734
23M → 24M1675-59#23734#23793
24M → 40K1143-32#23793#23825
40K → 25.2M538-33#23825#23858
25.2M → Finish10113-103#23858#23961
TOTALS4774132-3655
📊

Passing Visuals

Category:
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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