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BOSTON MARATHON 2024

Karen Hernandez

Bib: 12104•F

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Top 44%
Gender (Female)
#0 / 10924
Top 31%
Masters (Masters Women)
#0 / 6263
Top 18%
Division (F40-44)
#0 / 1613
Top 35%
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
7:18/mi
22:42
↑ 97↓ 3451.5%
10K· 6.21 mi
7:27/mi
45:52
↑ 79↓ 1380.4%
15K· 9.32 mi
7:40/mi
1:09:42
↑ 67↓ 78
20K· 12.43 mi
8:10/mi
1:35:03
↑ 106↓ 860.1%
Half· 13.11 mi
8:05/mi
1:40:34
↑ 19↓ 370.5%
25K· 15.53 mi
8:48/mi
2:01:55
↑ 66↓ 880.2%
30K· 18.64 mi
8:55/mi
2:29:38
↑ 181↓ 1480.2%
20M
9:00/mi
2:41:52
↑ 64↓ 500.2%
21M
9:29/mi
2:51:21
↑ 106↓ 241.6%
35K· 21.75 mi
8:15/mi
2:57:31
↑ 17↓ 861.7%
23M
8:56/mi
3:08:42
↑ 23↓ 630.6%
24M
8:51/mi
3:17:33
↓ 821.3%
40K· 24.85 mi
8:56/mi
3:25:11
↓ 200.3%
25.2M
9:52/mi
3:28:35
↑ 13↓ 160.2%
Finish· 26.22 mi
8:36/mi
3:37:21
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:40:34
Pace7:40 /mi
2nd Half
Distance13.11 mi
Time1:56:47
Pace8:55 /mi
📊Positive Split: 16.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:51:2422:427:1822:42
7:18
-
10K
6.21 mi11:14:3445:527:2323:10
7:27
+0:09
15K
9.32 mi11:38:241:09:427:2923:50
7:40
+0:13
20K
12.43 mi12:03:451:35:037:3925:21
8:10
+0:30
Half
13.11 mi12:09:161:40:347:405:31
8:05
-0:05
25K
15.53 mi12:30:372:01:557:5121:21
8:48
+0:43
30K
18.64 mi12:58:202:29:388:0227:43
8:55
+0:07
20M
20.00 mi13:10:342:41:528:0612:14
9:00
+0:05
21M
21.00 mi13:20:032:51:218:109:29
9:29
+0:29
35K
21.75 mi13:26:132:57:318:106:10
8:15
-1:14
23M
23.00 mi13:37:243:08:428:1211:11
8:56
+0:41
24M
24.00 mi13:46:153:17:338:148:51
8:51
-0:05
40K
24.85 mi13:53:533:25:118:157:38
8:56
+0:05
25.2M
25.20 mi13:57:173:28:358:173:24
9:52
+0:56
Finish
26.22 mi14:06:033:37:218:188:46
8:36
-1:16

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

7:18 /mi

Average Pace

8:18 /mi

Slowest Pace

9:52 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:46:44

49% of race

Time at Steady Pace

1:37:44

45% of race

Time at Slower Pace

12:53

6% of race

Average Pace: 8:17 /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 mi10:51:2422:427:1822:42
7:18
#9241
10K
6.21 mi11:14:3445:527:2323:10
7:27
#9499
15K
9.32 mi11:38:241:09:427:2923:50
7:40
#9988
20K
12.43 mi12:03:451:35:037:3925:21
8:10
#10783
Half
13.11 mi12:09:161:40:347:405:31
8:05
#10919
25K
15.53 mi12:30:372:01:557:5121:21
8:48
#11611
30K
18.64 mi12:58:202:29:388:0227:43
8:55
#11856
20M
20.00 mi13:10:342:41:528:0612:14
9:00
#11838
21M
21.00 mi13:20:032:51:218:109:29
9:29
#11730
35K
21.75 mi13:26:132:57:318:106:10
8:15
#11599
23M
23.00 mi13:37:243:08:428:1211:11
8:56
#11488
24M
24.00 mi13:46:153:17:338:148:51
8:51
#11450
40K
24.85 mi13:53:533:25:118:157:38
8:56
#11368
25.2M
25.20 mi13:57:173:28:358:173:24
9:52
#11312
Finish
26.22 mi14:06:033:37:218:188:46
8:36
#11308
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi92411680168010992(Top 43%)2689(Top 25%)2689(Top 167%)
10K6.21 mi3.10 mi9499-2581825-1451825-1459924(Top 39%)2066(Top 19%)2066(Top 128%)
15K9.32 mi3.11 mi9988-4892087-2622087-26210992(Top 43%)2689(Top 25%)2689(Top 167%)
20K12.43 mi3.11 mi10783-7952555-4682555-46812893(Top 50%)3786(Top 35%)3786(Top 235%)
Half13.11 mi0.68 mi10919-1362631-762631-7613312(Top 52%)4076(Top 37%)4076(Top 253%)
25K15.53 mi2.42 mi11611-6923046-4153046-41514589(Top 57%)4935(Top 45%)4935(Top 306%)
30K18.64 mi3.11 mi11856-2453269-2233269-22312847(Top 50%)4198(Top 38%)4198(Top 260%)
20M20.00 mi1.36 mi11838+183316-473316-4712151(Top 48%)4103(Top 38%)4103(Top 254%)
21M21.00 mi1.00 mi11730+1083322-63322-610776(Top 42%)3620(Top 33%)3620(Top 224%)
35K21.75 mi0.75 mi11599+1313284+383284+389262(Top 36%)2848(Top 26%)2848(Top 177%)
23M23.00 mi1.25 mi11488+1113295-113295-1110825(Top 42%)3805(Top 35%)3805(Top 236%)
24M24.00 mi1.00 mi11450+383334-393334-3911383(Top 45%)4094(Top 37%)4094(Top 254%)
40K24.85 mi0.85 mi11368+823320+143320+1410539(Top 41%)3830(Top 35%)3830(Top 237%)
25.2M25.20 mi0.35 mi11312+563320332010383(Top 41%)3800(Top 35%)3800(Top 236%)
Finish26.22 mi1.02 mi11308+43362-423362-4212089(Top 47%)4505(Top 41%)4505(Top 279%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 43%
×21story building
+97ft-345ft

Overall

10992

Females

2689

F40-44

2689

5K→10K

3.1 - 6.2 mi

Top 39%
×5story building
+79ft-138ft

Overall

9924

Females

2066

F40-44

2066

10K→15K

6.2 - 9.3 mi

Top 43%
×3story building
+67ft-78ft

Overall

10992

Females

2689

F40-44

2689

15K→20K

9.3 - 12.4 mi

Top 50%
×5story building
+106ft-86ft

Overall

12893

Females

3786

F40-44

3786

20K→Half

12.4 - 13.1 mi

Top 52%
×2story building
+19ft-37ft

Overall

13312

Females

4076

F40-44

4076

Half→25K

13.1 - 15.5 mi

Top 57%
×4story building
+66ft-88ft

Overall

14589

Females

4935

F40-44

4935

25K→30K

15.5 - 18.6 mi

Top 50%
×9story building
+181ft-148ft

Overall

12847

Females

4198

F40-44

4198

30K→20M

18.6 - 20.0 mi

Top 48%
×5story building
+64ft-50ft

Overall

12151

Females

4103

F40-44

4103

20M→21M

20.0 - 21.0 mi

Top 42%
×8story building
+106ft-24ft

Overall

10776

Females

3620

F40-44

3620

21M→35K

21.0 - 21.8 mi

Top 36%
×7story building
+17ft-86ft

Overall

9262

Females

2848

F40-44

2848

35K→23M

21.8 - 23.0 mi

Top 42%
×5story building
+23ft-63ft

Overall

10825

Females

3805

F40-44

3805

23M→24M

23.0 - 24.0 mi

Top 45%
×6story building
+12ft-82ft

Overall

11383

Females

4094

F40-44

4094

24M→40K

24.0 - 24.9 mi

Top 41%
×1story
+6ft-20ft

Overall

10539

Females

3830

F40-44

3830

40K→25.2M

24.9 - 25.2 mi

Top 41%
×1story
+13ft-16ft

Overall

10383

Females

3800

F40-44

3800

25.2M→Finish

25.2 - 26.2 mi

Top 47%
×2story building
+22ft-21ft

Overall

12089

Females

4505

F40-44

4505

Passing Analysis

Category:
Athletes Passed
1694
Passed By
3759
Net Change
-2067
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#9241
5K → 10K151409-258#9241#9499
10K → 15K86575-489#9499#9988
15K → 20K65858-795#9988#10783
20K → Half16152-136#10783#10919
Half → 25K77769-692#10919#11611
25K → 30K211456-245#11611#11856
30K → 20M158140+18#11856#11838
20M → 21M18173+108#11838#11730
21M → 35K14514+131#11730#11599
35K → 23M20089+111#11599#11488
23M → 24M11880+38#11488#11450
24M → 40K12341+82#11450#11368
40K → 25.2M7519+56#11368#11312
25.2M → Finish8884+4#11312#11308
TOTALS16943759-2067
📊

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