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BOSTON MARATHON 2024

Brian Fenn

MA

Bib: 28365 M

0:00
0:00
/ mi
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Overall
#0 / 25550
Top 46%
Gender (Male)
#0 / 14578
Division (M18-39)
#0 / 4849
Race Day Weather
55°/45°F
scattered clouds

Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
469 ft elev
5K· 3.11 mi
7:43/mi
23:57
↑ 97↓ 3451.5%
220 ft elev
10K· 6.21 mi
7:45/mi
48:01
↑ 79↓ 1380.4%
157 ft elev
15K· 9.32 mi
7:46/mi
1:12:08
↑ 67↓ 78
146 ft elev
20K· 12.43 mi
8:07/mi
1:37:22
↑ 106↓ 860.1%
165 ft elev
Half· 13.11 mi
7:48/mi
1:42:41
↑ 19↓ 370.5%
148 ft elev
25K· 15.53 mi
8:31/mi
2:03:19
↑ 66↓ 880.2%
127 ft elev
30K· 18.64 mi
9:01/mi
2:31:21
↑ 181↓ 1480.2%
138 ft elev
20M
8:48/mi
2:43:19
↑ 64↓ 500.2%
148 ft elev
21M
9:38/mi
2:52:57
↑ 106↓ 241.6%
227 ft elev
35K· 21.75 mi
8:25/mi
2:59:15
↑ 17↓ 861.7%
156 ft elev
23M
9:01/mi
3:10:32
↑ 23↓ 630.6%
116 ft elev
24M
8:59/mi
3:19:31
↓ 821.3%
34 ft elev
40K· 24.85 mi
9:38/mi
3:27:45
↓ 200.3%
20 ft elev
25.2M
10:15/mi
3:31:17
↑ 13↓ 160.2%
18 ft elev
Finish· 26.22 mi
8:00/mi
3:39:26
↑ 22↓ 21
17 ft elev
Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent

The Course

Half Splits

1st Half· via Half
1:42:417:50 /mi⚡ faster
2nd Half
1:56:458:54 /mi+13.7%
Positive split — 13.7% slower in the second half
Is this your race?

Your race, unpacked

See your splits, ranks & AI insights.

Checkpoint Splits

CheckpointTimeAvg PaceSegment LengthSegment TimeSegment PaceTrendDiff
5K
23:577:433.11 mi23:57
7:43
-
10K
48:017:443.10 mi24:04
7:45
+0:02
15K
1:12:087:443.11 mi24:07
7:46
+0:01
20K
1:37:227:503.11 mi25:14
8:07
+0:21
Half(13.11 mi)
1:42:417:500.68 mi5:19
7:48
-0:19
25K
2:03:197:562.42 mi20:38
8:31
+0:43
30K
2:31:218:073.11 mi28:02
9:01
+0:30
20M
2:43:198:101.36 mi11:58
8:48
-0:13
21M
2:52:578:141.00 mi9:38
9:38
+0:50
35K
2:59:158:150.75 mi6:18
8:25
-1:13
23M
3:10:328:171.25 mi11:17
9:01
+0:36
24M
3:19:318:191.00 mi8:59
8:59
-0:02
40K
3:27:458:220.85 mi8:14
9:38
+0:39
25.2M
3:31:178:230.35 mi3:32
10:15
+0:37
Finish(26.22 mi)
3:39:268:231.02 mi8:09
8:00
-2:15
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

7:43 /mi

Average Pace

8:23 /mi

Slowest Pace

10:15 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

1:50:50

51% of race

Time at Steady Pace

38:54

18% of race

Time at Slower Pace

1:09:42

32% of race

Average Pace: 8:22 /mi

Loading chart...
Faster pace (< avg)
Steady pace (≈ avg)
Slower pace (> avg)

Heatmap

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0mi6.6mi13.1mi19.7mi26.2mi
Pace:
Faster
Steady
Slower

Checkpoint and Segment Rankings

CheckpointSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi12376900390031163285718571
10K3.10 mi12308+688933+708933+701220188748874
15K3.11 mi12045+2638788+1458788+1451163285718571
20K3.11 mi12154-1098819-318819-311265989698969
Half(13.11 mi)0.68 mi12106+488792+278792+271124482918291
25K2.42 mi12256-1508824-328824-321309589718971
30K3.11 mi12461-2058827-38827-31333488388838
20M1.36 mi12309+1528709+1188709+1181110375477547
21M1.00 mi12213+968600+1098600+1091139774237423
35K0.75 mi12108+1058516+848516+841025368706870
23M1.25 mi12007+1018405+1118405+1111122171847184
24M1.00 mi11986+218347+588347+581205975907590
40K0.85 mi12042-568320+278320+271360682288228
25.2M0.35 mi12029+138301+198301+191187473127312
Finish(26.22 mi)1.02 mi11857+1728180+1218180+121850656655665

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 46%
×21story building
+97ft-345ft

Overall

11632

Males

8571

M18-39

8571

5K→10K

3.1 - 6.2 mi

Top 48%
×5story building
+79ft-138ft

Overall

12201

Males

8874

M18-39

8874

10K→15K

6.2 - 9.3 mi

Top 46%
×3story building
+67ft-78ft

Overall

11632

Males

8571

M18-39

8571

15K→20K

9.3 - 12.4 mi

Top 50%
×5story building
+106ft-86ft

Overall

12659

Males

8969

M18-39

8969

20K→Half

12.4 - 13.1 mi

Top 44%
×2story building
+19ft-37ft

Overall

11244

Males

8291

M18-39

8291

Half→25K

13.1 - 15.5 mi

Top 51%
×4story building
+66ft-88ft

Overall

13095

Males

8971

M18-39

8971

25K→30K

15.5 - 18.6 mi

Top 52%
×9story building
+181ft-148ft

Overall

13334

Males

8838

M18-39

8838

30K→20M

18.6 - 20.0 mi

Top 43%
×5story building
+64ft-50ft

Overall

11103

Males

7547

M18-39

7547

20M→21M

20.0 - 21.0 mi

Top 45%
×8story building
+106ft-24ft

Overall

11397

Males

7423

M18-39

7423

21M→35K

21.0 - 21.8 mi

Top 40%
×7story building
+17ft-86ft

Overall

10253

Males

6870

M18-39

6870

35K→23M

21.8 - 23.0 mi

Top 44%
×5story building
+23ft-63ft

Overall

11221

Males

7184

M18-39

7184

23M→24M

23.0 - 24.0 mi

Top 47%
×6story building
+12ft-82ft

Overall

12059

Males

7590

M18-39

7590

24M→40K

24.0 - 24.9 mi

Top 53%
×1story
+6ft-20ft

Overall

13606

Males

8228

M18-39

8228

40K→25.2M

24.9 - 25.2 mi

Top 46%
×1story
+13ft-16ft

Overall

11874

Males

7312

M18-39

7312

25.2M→Finish

25.2 - 26.2 mi

Top 33%
×2story building
+22ft-21ft

Overall

8506

Males

5665

M18-39

5665

Passing Analysis

Category:
▲Net Change
+0
0 passed by0 passed
SegmentMovementRank
Start → 5K-#12376
5K → 10K
259327+68
#12376 → #12308
10K → 15K
95358+263
#12308 → #12045
15K → 20K
307198-109
#12045 → #12154
20K → Half
1058+48
#12154 → #12106
Half → 25K
350200-150
#12106 → #12256
25K → 30K
429224-205
#12256 → #12461
30K → 20M
61213+152
#12461 → #12309
20M → 21M
82178+96
#12309 → #12213
21M → 35K
20125+105
#12213 → #12108
35K → 23M
81182+101
#12108 → #12007
23M → 24M
80101+21
#12007 → #11986
24M → 40K
12973-56
#11986 → #12042
40K → 25.2M
3245+13
#12042 → #12029
25.2M → Finish
15187+172
#12029 → #11857
TOTALS
19502469+519
#12376 → #11857

Passing Visualized

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