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BOSTON MARATHON 2024

Emily Sandoval

Bib: 17975•F

IA

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Top 44%
Gender (Female)
#0 / 10924
Top 30%
Masters (Masters Women)
#0 / 6263
Top 18%
Division (F40-44)
#0 / 1613
Top 34%
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
7:57/mi
24:43
↑ 97↓ 3451.5%
10K· 6.21 mi
7:57/mi
49:24
↑ 79↓ 1380.4%
15K· 9.32 mi
7:57/mi
1:14:05
↑ 67↓ 78
20K· 12.43 mi
8:08/mi
1:39:20
↑ 106↓ 860.1%
Half· 13.11 mi
8:05/mi
1:44:51
↑ 19↓ 370.5%
25K· 15.53 mi
8:19/mi
2:05:01
↑ 66↓ 880.2%
30K· 18.64 mi
8:39/mi
2:31:55
↑ 181↓ 1480.2%
20M
8:40/mi
2:43:41
↑ 64↓ 500.2%
21M
9:04/mi
2:52:45
↑ 106↓ 241.6%
35K· 21.75 mi
8:23/mi
2:59:01
↑ 17↓ 861.7%
23M
8:31/mi
3:09:41
↑ 23↓ 630.6%
24M
8:21/mi
3:18:02
↓ 821.3%
40K· 24.85 mi
8:28/mi
3:25:16
↓ 200.3%
25.2M
9:28/mi
3:28:32
↑ 13↓ 160.2%
Finish· 26.22 mi
8:09/mi
3:36:50
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:44:51
Pace8:00 /mi
2nd Half
Distance13.11 mi
Time1:51:59
Pace8:33 /mi
📊Positive Split: 6.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:15:5524:437:5724:43
7:57
-
10K
6.21 mi11:40:3649:247:5724:41
7:57
0:00
15K
9.32 mi12:05:171:14:057:5724:41
7:57
0:00
20K
12.43 mi12:30:321:39:208:0025:15
8:08
+0:11
Half
13.11 mi12:36:031:44:518:005:31
8:05
-0:03
25K
15.53 mi12:56:132:05:018:0320:10
8:19
+0:14
30K
18.64 mi13:23:072:31:558:0926:54
8:39
+0:20
20M
20.00 mi13:34:532:43:418:1111:46
8:40
+0:01
21M
21.00 mi13:43:572:52:458:149:04
9:04
+0:24
35K
21.75 mi13:50:132:59:018:146:16
8:23
-0:41
23M
23.00 mi14:00:533:09:418:1510:40
8:31
+0:08
24M
24.00 mi14:09:143:18:028:158:21
8:21
-0:10
40K
24.85 mi14:16:283:25:168:167:14
8:28
+0:07
25.2M
25.20 mi14:19:443:28:328:173:16
9:28
+1:00
Finish
26.22 mi14:28:023:36:508:178:18
8:09
-1:19

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

7:57 /mi

Average Pace

8:17 /mi

Slowest Pace

9:28 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:24:30

94% of race

Time at Steady Pace

9:04

4% of race

Time at Slower Pace

3:16

2% of race

Average Pace: 8:16 /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 mi11:15:5524:437:5724:43
7:57
#14316
10K
6.21 mi11:40:3649:247:5724:41
7:57
#14055
15K
9.32 mi12:05:171:14:057:5724:41
7:57
#13679
20K
12.43 mi12:30:321:39:208:0025:15
8:08
#13385
Half
13.11 mi12:36:031:44:518:005:31
8:05
#13366
25K
15.53 mi12:56:132:05:018:0320:10
8:19
#13050
30K
18.64 mi13:23:072:31:558:0926:54
8:39
#12659
20M
20.00 mi13:34:532:43:418:1111:46
8:40
#12428
21M
21.00 mi13:43:572:52:458:149:04
9:04
#12154
35K
21.75 mi13:50:132:59:018:146:16
8:23
#12043
23M
23.00 mi14:00:533:09:418:1510:40
8:31
#11781
24M
24.00 mi14:09:143:18:028:158:21
8:21
#11577
40K
24.85 mi14:16:283:25:168:167:14
8:28
#11393
25.2M
25.20 mi14:19:443:28:328:173:16
9:28
#11298
Finish
26.22 mi14:28:023:36:508:178:18
8:09
#11195
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi143164514451413045(Top 51%)3825(Top 35%)3825(Top 237%)
10K6.21 mi3.10 mi14055+2614369+1454369+14513798(Top 54%)4228(Top 39%)4228(Top 262%)
15K9.32 mi3.11 mi13679+3764168+2014168+20113045(Top 51%)3825(Top 35%)3825(Top 237%)
20K12.43 mi3.11 mi13385+2944007+1614007+16112710(Top 50%)3682(Top 34%)3682(Top 228%)
Half13.11 mi0.68 mi13366+194003+44003+413307(Top 52%)4071(Top 37%)4071(Top 252%)
25K15.53 mi2.42 mi13050+3163836+1673836+16712083(Top 47%)3554(Top 33%)3554(Top 220%)
30K18.64 mi3.11 mi12659+3913711+1253711+12511485(Top 45%)3440(Top 31%)3440(Top 213%)
20M20.00 mi1.36 mi12428+2313642+693642+6910331(Top 40%)3117(Top 29%)3117(Top 193%)
21M21.00 mi1.00 mi12154+2743556+863556+868922(Top 35%)2654(Top 24%)2654(Top 165%)
35K21.75 mi0.75 mi12043+1113526+303526+3010040(Top 39%)3250(Top 30%)3250(Top 201%)
23M23.00 mi1.25 mi11781+2623452+743452+748607(Top 34%)2680(Top 25%)2680(Top 166%)
24M24.00 mi1.00 mi11577+2043390+623390+628588(Top 34%)2757(Top 25%)2757(Top 171%)
40K24.85 mi0.85 mi11393+1843334+563334+568172(Top 32%)2670(Top 24%)2670(Top 166%)
25.2M25.20 mi0.35 mi11298+953311+233311+238682(Top 34%)3006(Top 28%)3006(Top 186%)
Finish26.22 mi1.02 mi11195+1033310+13310+19482(Top 37%)3271(Top 30%)3271(Top 203%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 51%
×21story building
+97ft-345ft

Overall

13045

Females

3825

F40-44

3825

5K→10K

3.1 - 6.2 mi

Top 54%
×5story building
+79ft-138ft

Overall

13798

Females

4228

F40-44

4228

10K→15K

6.2 - 9.3 mi

Top 51%
×3story building
+67ft-78ft

Overall

13045

Females

3825

F40-44

3825

15K→20K

9.3 - 12.4 mi

Top 50%
×5story building
+106ft-86ft

Overall

12710

Females

3682

F40-44

3682

20K→Half

12.4 - 13.1 mi

Top 52%
×2story building
+19ft-37ft

Overall

13307

Females

4071

F40-44

4071

Half→25K

13.1 - 15.5 mi

Top 47%
×4story building
+66ft-88ft

Overall

12083

Females

3554

F40-44

3554

25K→30K

15.5 - 18.6 mi

Top 45%
×9story building
+181ft-148ft

Overall

11485

Females

3440

F40-44

3440

30K→20M

18.6 - 20.0 mi

Top 40%
×5story building
+64ft-50ft

Overall

10331

Females

3117

F40-44

3117

20M→21M

20.0 - 21.0 mi

Top 35%
×8story building
+106ft-24ft

Overall

8922

Females

2654

F40-44

2654

21M→35K

21.0 - 21.8 mi

Top 39%
×7story building
+17ft-86ft

Overall

10040

Females

3250

F40-44

3250

35K→23M

21.8 - 23.0 mi

Top 34%
×5story building
+23ft-63ft

Overall

8607

Females

2680

F40-44

2680

23M→24M

23.0 - 24.0 mi

Top 34%
×6story building
+12ft-82ft

Overall

8588

Females

2757

F40-44

2757

24M→40K

24.0 - 24.9 mi

Top 32%
×1story
+6ft-20ft

Overall

8172

Females

2670

F40-44

2670

40K→25.2M

24.9 - 25.2 mi

Top 34%
×1story
+13ft-16ft

Overall

8682

Females

3006

F40-44

3006

25.2M→Finish

25.2 - 26.2 mi

Top 37%
×2story building
+22ft-21ft

Overall

9482

Females

3271

F40-44

3271

Passing Analysis

Category:
Athletes Passed
3825
Passed By
704
Net Change
+3121
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#14316
5K → 10K424163+261#14316#14055
10K → 15K44266+376#14055#13679
15K → 20K407113+294#13679#13385
20K → Half5233+19#13385#13366
Half → 25K39882+316#13366#13050
25K → 30K48796+391#13050#12659
30K → 20M26130+231#12659#12428
20M → 21M29016+274#12428#12154
21M → 35K12918+111#12154#12043
35K → 23M28220+262#12043#11781
23M → 24M21713+204#11781#11577
24M → 40K19612+184#11577#11393
40K → 25.2M1038+95#11393#11298
25.2M → Finish13734+103#11298#11195
TOTALS3825704+3121
📊

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