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BOSTON MARATHON 2024

Gabriela Madrazo

Bib: 12361 F MX

0:00
0:00
/ mi
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Overall
#0 / 25550
Top 47%
Gender (Female)
#0 / 10924
Top 34%
Division (F18-39)
#0 / 4660
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
7:25/mi
23:02
↑ 97↓ 3451.5%
220 ft elev
10K· 6.21 mi
7:36/mi
46:40
↑ 79↓ 1380.4%
157 ft elev
15K· 9.32 mi
7:48/mi
1:10:54
↑ 67↓ 78
146 ft elev
20K· 12.43 mi
8:17/mi
1:36:37
↑ 106↓ 860.1%
165 ft elev
Half· 13.11 mi
8:07/mi
1:42:09
↑ 19↓ 370.5%
148 ft elev
25K· 15.53 mi
8:36/mi
2:02:59
↑ 66↓ 880.2%
127 ft elev
30K· 18.64 mi
9:07/mi
2:31:18
↑ 181↓ 1480.2%
138 ft elev
20M
9:29/mi
2:44:11
↑ 64↓ 500.2%
148 ft elev
21M
10:04/mi
2:54:15
↑ 106↓ 241.6%
227 ft elev
35K· 21.75 mi
9:04/mi
3:01:02
↑ 17↓ 861.7%
156 ft elev
23M
9:15/mi
3:12:37
↑ 23↓ 630.6%
116 ft elev
24M
8:42/mi
3:21:19
↓ 821.3%
34 ft elev
40K· 24.85 mi
8:46/mi
3:28:49
↓ 200.3%
20 ft elev
25.2M
10:03/mi
3:32:17
↑ 13↓ 160.2%
18 ft elev
Finish· 26.22 mi
7:57/mi
3:40:23
↑ 22↓ 21
17 ft elev
Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:42:09
Pace7:48 /mi
2nd Half
Distance13.11 mi
Time1:58:14
Pace9:01 /mi
📊Positive Split: 15.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:51:4823:027:2523:02
7:25
-
10K
6.21 mi11:15:2646:407:3123:38
7:36
+0:11
15K
9.32 mi11:39:401:10:547:3624:14
7:48
+0:12
20K
12.43 mi12:05:231:36:377:4625:43
8:17
+0:29
Half
13.11 mi12:10:551:42:097:485:32
8:07
-0:10
25K
15.53 mi12:31:452:02:597:5520:50
8:36
+0:29
30K
18.64 mi13:00:042:31:188:0728:19
9:07
+0:31
20M
20.00 mi13:12:572:44:118:1312:53
9:29
+0:22
21M
21.00 mi13:23:012:54:158:1810:04
10:04
+0:35
35K
21.75 mi13:29:483:01:028:196:47
9:04
-1:00
23M
23.00 mi13:41:233:12:378:2211:35
9:15
+0:11
24M
24.00 mi13:50:053:21:198:238:42
8:42
-0:33
40K
24.85 mi13:57:353:28:498:247:30
8:46
+0:04
25.2M
25.20 mi14:01:033:32:178:253:28
10:03
+1:17
Finish
26.22 mi14:09:093:40:238:258:06
7:57
-2:06

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

7:25 /mi

Average Pace

8:25 /mi

Slowest Pace

10:04 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:50:15

50% of race

Time at Steady Pace

43:49

20% of race

Time at Slower Pace

1:06:19

30% of race

Average Pace: 8:24 /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 mi10:51:4823:027:2523:02
7:25
#10063
10K
6.21 mi11:15:2646:407:3123:38
7:36
#10583
15K
9.32 mi11:39:401:10:547:3624:14
7:48
#11024
20K
12.43 mi12:05:231:36:377:4625:43
8:17
#11712
Half
13.11 mi12:10:551:42:097:485:32
8:07
#11805
25K
15.53 mi12:31:452:02:597:5520:50
8:36
#12106
30K
18.64 mi13:00:042:31:188:0728:19
9:07
#12446
20M
20.00 mi13:12:572:44:118:1312:53
9:29
#12580
21M
21.00 mi13:23:012:54:158:1810:04
10:04
#12589
35K
21.75 mi13:29:483:01:028:196:47
9:04
#12602
23M
23.00 mi13:41:233:12:378:2211:35
9:15
#12547
24M
24.00 mi13:50:053:21:198:238:42
8:42
#12428
40K
24.85 mi13:57:353:28:498:247:30
8:46
#12282
25.2M
25.20 mi14:01:033:32:178:253:28
10:03
#12251
Finish
26.22 mi14:09:093:40:238:258:06
7:57
#12068
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi100632050205011937(Top 47%)3214(Top 29%)3214(Top 69%)
10K6.21 mi3.10 mi10583-5202373-3232373-32311153(Top 44%)2734(Top 25%)2734(Top 59%)
15K9.32 mi3.11 mi11024-4412653-2802653-28011937(Top 47%)3214(Top 29%)3214(Top 69%)
20K12.43 mi3.11 mi11712-6883060-4073060-40713585(Top 53%)4175(Top 38%)4175(Top 90%)
Half13.11 mi0.68 mi11805-933119-593119-5913490(Top 53%)4182(Top 38%)4182(Top 90%)
25K15.53 mi2.42 mi12106-3013322-2033322-20313552(Top 53%)4354(Top 40%)4354(Top 93%)
30K18.64 mi3.11 mi12446-3403600-2783600-27813796(Top 54%)4729(Top 43%)4729(Top 101%)
20M20.00 mi1.36 mi12580-1343730-1303730-13014462(Top 57%)5368(Top 49%)5368(Top 115%)
21M21.00 mi1.00 mi12589-93796-663796-6613248(Top 52%)4913(Top 45%)4913(Top 105%)
35K21.75 mi0.75 mi12602-133841-453841-4513635(Top 53%)5128(Top 47%)5128(Top 110%)
23M23.00 mi1.25 mi12547+553868-273868-2712395(Top 49%)4607(Top 42%)4607(Top 99%)
24M24.00 mi1.00 mi12428+1193854+143854+1410607(Top 42%)3732(Top 34%)3732(Top 80%)
40K24.85 mi0.85 mi12282+1463820+343820+349769(Top 38%)3463(Top 32%)3463(Top 74%)
25.2M25.20 mi0.35 mi12251+313825-53825-511180(Top 44%)4173(Top 38%)4173(Top 90%)
Finish26.22 mi1.02 mi12068+1833763+623763+628258(Top 32%)2714(Top 25%)2714(Top 58%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 47%
×21story building
+97ft-345ft

Overall

11937

Females

3214

F18-39

3214

5K→10K

3.1 - 6.2 mi

Top 44%
×5story building
+79ft-138ft

Overall

11153

Females

2734

F18-39

2734

10K→15K

6.2 - 9.3 mi

Top 47%
×3story building
+67ft-78ft

Overall

11937

Females

3214

F18-39

3214

15K→20K

9.3 - 12.4 mi

Top 53%
×5story building
+106ft-86ft

Overall

13585

Females

4175

F18-39

4175

20K→Half

12.4 - 13.1 mi

Top 53%
×2story building
+19ft-37ft

Overall

13490

Females

4182

F18-39

4182

Half→25K

13.1 - 15.5 mi

Top 53%
×4story building
+66ft-88ft

Overall

13552

Females

4354

F18-39

4354

25K→30K

15.5 - 18.6 mi

Top 54%
×9story building
+181ft-148ft

Overall

13796

Females

4729

F18-39

4729

30K→20M

18.6 - 20.0 mi

Top 57%
×5story building
+64ft-50ft

Overall

14462

Females

5368

F18-39

5368

20M→21M

20.0 - 21.0 mi

Top 52%
×8story building
+106ft-24ft

Overall

13248

Females

4913

F18-39

4913

21M→35K

21.0 - 21.8 mi

Top 53%
×7story building
+17ft-86ft

Overall

13635

Females

5128

F18-39

5128

35K→23M

21.8 - 23.0 mi

Top 49%
×5story building
+23ft-63ft

Overall

12395

Females

4607

F18-39

4607

23M→24M

23.0 - 24.0 mi

Top 42%
×6story building
+12ft-82ft

Overall

10607

Females

3732

F18-39

3732

24M→40K

24.0 - 24.9 mi

Top 38%
×1story
+6ft-20ft

Overall

9769

Females

3463

F18-39

3463

40K→25.2M

24.9 - 25.2 mi

Top 44%
×1story
+13ft-16ft

Overall

11180

Females

4173

F18-39

4173

25.2M→Finish

25.2 - 26.2 mi

Top 32%
×2story building
+22ft-21ft

Overall

8258

Females

2714

F18-39

2714

Passing Analysis

Category:
Athletes Passed
1652
Passed By
3656
Net Change
-2005
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#10063
5K → 10K119638-520#10063#10583
10K → 15K99540-441#10583#11024
15K → 20K76764-688#11024#11712
20K → Half17110-93#11712#11805
Half → 25K153454-301#11805#12106
25K → 30K192532-340#12106#12446
30K → 20M99233-134#12446#12580
20M → 21M122131-9#12580#12589
21M → 35K6376-13#12589#12602
35K → 23M14893+55#12602#12547
23M → 24M15839+119#12547#12428
24M → 40K16418+146#12428#12282
40K → 25.2M5221+31#12282#12251
25.2M → Finish1907+183#12251#12068
TOTALS16523656-2005
📊

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