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BOSTON MARATHON 2024

Isabel Ren

Bib: 15288•F

CA

0:00
0:00
/ mi
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Overall
#0 / 25550
Top 28%
Gender (Female)
#0 / 10924
Top 13%
Division (F18-39)
#0 / 4660
Top 24%
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
7:38/mi
23:42
↑ 97↓ 3451.5%
10K· 6.21 mi
7:32/mi
47:05
↑ 79↓ 1380.4%
15K· 9.32 mi
7:30/mi
1:10:22
↑ 67↓ 78
20K· 12.43 mi
7:36/mi
1:33:59
↑ 106↓ 860.1%
Half· 13.11 mi
7:29/mi
1:39:05
↑ 19↓ 370.5%
25K· 15.53 mi
7:43/mi
1:57:48
↑ 66↓ 880.2%
30K· 18.64 mi
8:00/mi
2:22:40
↑ 181↓ 1480.2%
20M
7:55/mi
2:33:25
↑ 64↓ 500.2%
21M
8:21/mi
2:41:46
↑ 106↓ 241.6%
35K· 21.75 mi
7:29/mi
2:47:22
↑ 17↓ 861.7%
23M
7:54/mi
2:57:15
↑ 23↓ 630.6%
24M
7:35/mi
3:04:50
↓ 821.3%
40K· 24.85 mi
7:27/mi
3:11:12
↓ 200.3%
25.2M
8:36/mi
3:14:10
↑ 13↓ 160.2%
Finish· 26.22 mi
7:14/mi
3:21:32
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:39:05
Pace7:33 /mi
2nd Half
Distance13.11 mi
Time1:42:27
Pace7:49 /mi
📊Positive Split: 3.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:56:5123:427:3823:42
7:38
-
10K
6.21 mi11:20:1447:057:3523:23
7:32
-0:06
15K
9.32 mi11:43:311:10:227:3323:17
7:30
-0:02
20K
12.43 mi12:07:081:33:597:3423:37
7:36
+0:06
Half
13.11 mi12:12:141:39:057:335:06
7:29
-0:07
25K
15.53 mi12:30:571:57:487:3518:43
7:43
+0:14
30K
18.64 mi12:55:492:22:407:3924:52
8:00
+0:17
20M
20.00 mi13:06:342:33:257:4010:45
7:55
-0:05
21M
21.00 mi13:14:552:41:467:428:21
8:21
+0:26
35K
21.75 mi13:20:312:47:227:425:36
7:29
-0:52
23M
23.00 mi13:30:242:57:157:429:53
7:54
+0:25
24M
24.00 mi13:37:593:04:507:427:35
7:35
-0:19
40K
24.85 mi13:44:213:11:127:426:22
7:27
-0:08
25.2M
25.20 mi13:47:193:14:107:422:58
8:36
+1:09
Finish
26.22 mi13:54:413:21:327:427:22
7:14
-1:22

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

7:14 /mi

Average Pace

7:42 /mi

Slowest Pace

8:36 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:45:21

82% of race

Time at Steady Pace

33:13

16% of race

Time at Slower Pace

2:58

1% of race

Average Pace: 7:41 /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 mi10:56:5123:427:3823:42
7:38
#11767
10K
6.21 mi11:20:1447:057:3523:23
7:32
#11121
15K
9.32 mi11:43:311:10:227:3323:17
7:30
#10574
20K
12.43 mi12:07:081:33:597:3423:37
7:36
#10118
Half
13.11 mi12:12:141:39:057:335:06
7:29
#10056
25K
15.53 mi12:30:571:57:487:3518:43
7:43
#9675
30K
18.64 mi12:55:492:22:407:3924:52
8:00
#9221
20M
20.00 mi13:06:342:33:257:4010:45
7:55
#8903
21M
21.00 mi13:14:552:41:467:428:21
8:21
#8592
35K
21.75 mi13:20:312:47:227:425:36
7:29
#8398
23M
23.00 mi13:30:242:57:157:429:53
7:54
#8083
24M
24.00 mi13:37:593:04:507:427:35
7:35
#7849
40K
24.85 mi13:44:213:11:127:426:22
7:27
#7570
25.2M
25.20 mi13:47:193:14:107:422:58
8:36
#7470
Finish
26.22 mi13:54:413:21:327:427:22
7:14
#7264
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi11767299229929653(Top 38%)1998(Top 18%)1998(Top 43%)
10K6.21 mi3.10 mi11121+6462670+3222670+32210494(Top 41%)2350(Top 22%)2350(Top 50%)
15K9.32 mi3.11 mi10574+5472392+2782392+2789653(Top 38%)1998(Top 18%)1998(Top 43%)
20K12.43 mi3.11 mi10118+4562209+1832209+1839096(Top 36%)1851(Top 17%)1851(Top 40%)
Half13.11 mi0.68 mi10056+622186+232186+238957(Top 35%)1783(Top 16%)1783(Top 38%)
25K15.53 mi2.42 mi9675+3812048+1382048+1388432(Top 33%)1738(Top 16%)1738(Top 37%)
30K18.64 mi3.11 mi9221+4541910+1381910+1387896(Top 31%)1726(Top 16%)1726(Top 37%)
20M20.00 mi1.36 mi8903+3181829+811829+816299(Top 25%)1252(Top 11%)1252(Top 27%)
21M21.00 mi1.00 mi8592+3111745+841745+845561(Top 22%)1106(Top 10%)1106(Top 24%)
35K21.75 mi0.75 mi8398+1941688+571688+575037(Top 20%)902(Top 8%)902(Top 19%)
23M23.00 mi1.25 mi8083+3151614+741614+745258(Top 21%)1122(Top 10%)1122(Top 24%)
24M24.00 mi1.00 mi7849+2341552+621552+624491(Top 18%)884(Top 8%)884(Top 19%)
40K24.85 mi0.85 mi7570+2791482+701482+703326(Top 13%)551(Top 5%)551(Top 12%)
25.2M25.20 mi0.35 mi7470+1001468+141468+144910(Top 19%)1213(Top 11%)1213(Top 26%)
Finish26.22 mi1.02 mi7264+2061415+531415+534179(Top 16%)859(Top 8%)859(Top 18%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 38%
×21story building
+97ft-345ft

Overall

9653

Females

1998

F18-39

1998

5K→10K

3.1 - 6.2 mi

Top 41%
×5story building
+79ft-138ft

Overall

10494

Females

2350

F18-39

2350

10K→15K

6.2 - 9.3 mi

Top 38%
×3story building
+67ft-78ft

Overall

9653

Females

1998

F18-39

1998

15K→20K

9.3 - 12.4 mi

Top 36%
×5story building
+106ft-86ft

Overall

9096

Females

1851

F18-39

1851

20K→Half

12.4 - 13.1 mi

Top 35%
×2story building
+19ft-37ft

Overall

8957

Females

1783

F18-39

1783

Half→25K

13.1 - 15.5 mi

Top 33%
×4story building
+66ft-88ft

Overall

8432

Females

1738

F18-39

1738

25K→30K

15.5 - 18.6 mi

Top 31%
×9story building
+181ft-148ft

Overall

7896

Females

1726

F18-39

1726

30K→20M

18.6 - 20.0 mi

Top 25%
×5story building
+64ft-50ft

Overall

6299

Females

1252

F18-39

1252

20M→21M

20.0 - 21.0 mi

Top 22%
×8story building
+106ft-24ft

Overall

5561

Females

1106

F18-39

1106

21M→35K

21.0 - 21.8 mi

Top 20%
×7story building
+17ft-86ft

Overall

5037

Females

902

F18-39

902

35K→23M

21.8 - 23.0 mi

Top 21%
×5story building
+23ft-63ft

Overall

5258

Females

1122

F18-39

1122

23M→24M

23.0 - 24.0 mi

Top 18%
×6story building
+12ft-82ft

Overall

4491

Females

884

F18-39

884

24M→40K

24.0 - 24.9 mi

Top 13%
×1story
+6ft-20ft

Overall

3326

Females

551

F18-39

551

40K→25.2M

24.9 - 25.2 mi

Top 19%
×1story
+13ft-16ft

Overall

4910

Females

1213

F18-39

1213

25.2M→Finish

25.2 - 26.2 mi

Top 16%
×2story building
+22ft-21ft

Overall

4179

Females

859

F18-39

859

Passing Analysis

Category:
Athletes Passed
4753
Passed By
250
Net Change
+4503
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#11767
5K → 10K69953+646#11767#11121
10K → 15K56518+547#11121#10574
15K → 20K49236+456#10574#10118
20K → Half7311+62#10118#10056
Half → 25K42241+381#10056#9675
25K → 30K50349+454#9675#9221
30K → 20M3268+318#9221#8903
20M → 21M3165+311#8903#8592
21M → 35K1984+194#8592#8398
35K → 23M3238+315#8398#8083
23M → 24M2439+234#8083#7849
24M → 40K2790+279#7849#7570
40K → 25.2M1022+100#7570#7470
25.2M → Finish2126+206#7470#7264
TOTALS4753250+4503
📊

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