Boston Marathon logo
BOSTON MARATHON 2024

Michelle Derenski

Bib: 13662•F

TN

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 25550
Top 50%
Gender (Female)
#0 / 10924
Top 38%
Masters (Masters Women)
#0 / 6263
Top 26%
Division (F40-44)
#0 / 1613
Top 45%
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
7:27/mi
23:10
↑ 97↓ 3451.5%
10K· 6.21 mi
7:40/mi
47:00
↑ 79↓ 1380.4%
15K· 9.32 mi
7:48/mi
1:11:14
↑ 67↓ 78
20K· 12.43 mi
8:14/mi
1:36:50
↑ 106↓ 860.1%
Half· 13.11 mi
8:01/mi
1:42:18
↑ 19↓ 370.5%
25K· 15.53 mi
8:39/mi
2:03:17
↑ 66↓ 880.2%
30K· 18.64 mi
9:08/mi
2:31:39
↑ 181↓ 1480.2%
20M
9:15/mi
2:44:13
↑ 64↓ 500.2%
21M
10:17/mi
2:54:30
↑ 106↓ 241.6%
35K· 21.75 mi
9:17/mi
3:01:27
↑ 17↓ 861.7%
23M
9:23/mi
3:13:12
↑ 23↓ 630.6%
24M
9:11/mi
3:22:23
↓ 821.3%
40K· 24.85 mi
9:27/mi
3:30:28
↓ 200.3%
25.2M
10:35/mi
3:34:07
↑ 13↓ 160.2%
Finish· 26.22 mi
8:49/mi
3:43:06
↑ 22↓ 21

The Course

Is this your race?

Claim it — unlock a deeper AI report on this race, free

A personalized Race Performance Report that goes beyond this page — emailed to you, built from your real splits.

Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:42:18
Pace7:48 /mi
2nd Half
Distance13.11 mi
Time2:00:48
Pace9:13 /mi
📊Positive Split: 18.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:53:2523:107:2723:10
7:27
-
10K
6.21 mi11:17:1547:007:3423:50
7:40
+0:13
15K
9.32 mi11:41:291:11:147:3924:14
7:48
+0:08
20K
12.43 mi12:07:051:36:507:4825:36
8:14
+0:26
Half
13.11 mi12:12:331:42:187:485:28
8:01
-0:13
25K
15.53 mi12:33:322:03:177:5620:59
8:39
+0:38
30K
18.64 mi13:01:542:31:398:0828:22
9:08
+0:29
20M
20.00 mi13:14:282:44:138:1312:34
9:15
+0:07
21M
21.00 mi13:24:452:54:308:1910:17
10:17
+1:02
35K
21.75 mi13:31:423:01:278:216:57
9:17
-1:00
23M
23.00 mi13:43:273:13:128:2411:45
9:23
+0:06
24M
24.00 mi13:52:383:22:238:269:11
9:11
-0:12
40K
24.85 mi14:00:433:30:288:288:05
9:27
+0:16
25.2M
25.20 mi14:04:223:34:078:303:39
10:35
+1:08
Finish
26.22 mi14:13:213:43:068:318:59
8:49
-1:46

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

7:27 /mi

Average Pace

8:31 /mi

Slowest Pace

10:35 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:03:17

55% of race

Time at Steady Pace

1:25:53

38% of race

Time at Slower Pace

13:56

6% of race

Average Pace: 8:31 /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 mi10:53:2523:107:2723:10
7:27
#10415
10K
6.21 mi11:17:1547:007:3423:50
7:40
#11032
15K
9.32 mi11:41:291:11:147:3924:14
7:48
#11293
20K
12.43 mi12:07:051:36:507:4825:36
8:14
#11836
Half
13.11 mi12:12:331:42:187:485:28
8:01
#11883
25K
15.53 mi12:33:322:03:177:5620:59
8:39
#12251
30K
18.64 mi13:01:542:31:398:0828:22
9:08
#12575
20M
20.00 mi13:14:282:44:138:1312:34
9:15
#12587
21M
21.00 mi13:24:452:54:308:1910:17
10:17
#12658
35K
21.75 mi13:31:423:01:278:216:57
9:17
#12721
23M
23.00 mi13:43:273:13:128:2411:45
9:23
#12706
24M
24.00 mi13:52:383:22:238:269:11
9:11
#12708
40K
24.85 mi14:00:433:30:288:288:05
9:27
#12695
25.2M
25.20 mi14:04:223:34:078:303:39
10:35
#12700
Finish
26.22 mi14:13:213:43:068:318:59
8:49
#12697
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi104152239223911938(Top 47%)3215(Top 29%)3215(Top 199%)
10K6.21 mi3.10 mi11032-6172635-3962635-39611668(Top 46%)3016(Top 28%)3016(Top 187%)
15K9.32 mi3.11 mi11293-2612799-1642799-16411938(Top 47%)3215(Top 29%)3215(Top 199%)
20K12.43 mi3.11 mi11836-5433127-3283127-32813374(Top 52%)4047(Top 37%)4047(Top 251%)
Half13.11 mi0.68 mi11883-473164-373164-3712910(Top 51%)3839(Top 35%)3839(Top 238%)
25K15.53 mi2.42 mi12251-3683403-2393403-23913868(Top 54%)4536(Top 42%)4536(Top 281%)
30K18.64 mi3.11 mi12575-3243661-2583661-25813872(Top 54%)4775(Top 44%)4775(Top 296%)
20M20.00 mi1.36 mi12587-123734-733734-7313392(Top 52%)4784(Top 44%)4784(Top 297%)
21M21.00 mi1.00 mi12658-713833-993833-9914067(Top 55%)5341(Top 49%)5341(Top 331%)
35K21.75 mi0.75 mi12721-633910-773910-7714666(Top 57%)5669(Top 52%)5669(Top 351%)
23M23.00 mi1.25 mi12706+153955-453955-4513012(Top 51%)4911(Top 45%)4911(Top 304%)
24M24.00 mi1.00 mi12708-24016-614016-6113041(Top 51%)4946(Top 45%)4946(Top 307%)
40K24.85 mi0.85 mi12695+134055-394055-3912937(Top 51%)5007(Top 46%)5007(Top 310%)
25.2M25.20 mi0.35 mi12700-54076-214076-2113117(Top 51%)5138(Top 47%)5138(Top 319%)
Finish26.22 mi1.02 mi12697+34120-444120-4413259(Top 52%)5090(Top 47%)5090(Top 316%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 47%
×21story building
+97ft-345ft

Overall

11938

Females

3215

F40-44

3215

5K→10K

3.1 - 6.2 mi

Top 46%
×5story building
+79ft-138ft

Overall

11668

Females

3016

F40-44

3016

10K→15K

6.2 - 9.3 mi

Top 47%
×3story building
+67ft-78ft

Overall

11938

Females

3215

F40-44

3215

15K→20K

9.3 - 12.4 mi

Top 52%
×5story building
+106ft-86ft

Overall

13374

Females

4047

F40-44

4047

20K→Half

12.4 - 13.1 mi

Top 51%
×2story building
+19ft-37ft

Overall

12910

Females

3839

F40-44

3839

Half→25K

13.1 - 15.5 mi

Top 54%
×4story building
+66ft-88ft

Overall

13868

Females

4536

F40-44

4536

25K→30K

15.5 - 18.6 mi

Top 54%
×9story building
+181ft-148ft

Overall

13872

Females

4775

F40-44

4775

30K→20M

18.6 - 20.0 mi

Top 52%
×5story building
+64ft-50ft

Overall

13392

Females

4784

F40-44

4784

20M→21M

20.0 - 21.0 mi

Top 55%
×8story building
+106ft-24ft

Overall

14067

Females

5341

F40-44

5341

21M→35K

21.0 - 21.8 mi

Top 57%
×7story building
+17ft-86ft

Overall

14666

Females

5669

F40-44

5669

35K→23M

21.8 - 23.0 mi

Top 51%
×5story building
+23ft-63ft

Overall

13012

Females

4911

F40-44

4911

23M→24M

23.0 - 24.0 mi

Top 51%
×6story building
+12ft-82ft

Overall

13041

Females

4946

F40-44

4946

24M→40K

24.0 - 24.9 mi

Top 51%
×1story
+6ft-20ft

Overall

12937

Females

5007

F40-44

5007

40K→25.2M

24.9 - 25.2 mi

Top 51%
×1story
+13ft-16ft

Overall

13117

Females

5138

F40-44

5138

25.2M→Finish

25.2 - 26.2 mi

Top 52%
×2story building
+22ft-21ft

Overall

13259

Females

5090

F40-44

5090

Passing Analysis

Category:
Athletes Passed
1438
Passed By
3720
Net Change
-2282
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#10415
5K → 10K106723-617#10415#11032
10K → 15K125386-261#11032#11293
15K → 20K98641-543#11293#11836
20K → Half2774-47#11836#11883
Half → 25K139507-368#11883#12251
25K → 30K196520-324#12251#12575
30K → 20M128140-12#12575#12587
20M → 21M99170-71#12587#12658
21M → 35K58121-63#12658#12721
35K → 23M124109+15#12721#12706
23M → 24M103105-2#12706#12708
24M → 40K10390+13#12708#12695
40K → 25.2M4247-5#12695#12700
25.2M → Finish9087+3#12700#12697
TOTALS14383720-2282
📊

Passing Visuals

Category:
Loading...

🔄Passing Circle

Loading...

🌊Position Flow

Loading...

🏃Race Lanes

Loading...

Upload your GPX file

Supports Garmin, Apple Watch, Polar, Suunto, COROS, Strava, and other apps

.gpx files up to 10MB

Export Track Data

Download your race performance as a GPX or TCX file to import into Strava, Garmin Connect, or other fitness apps.

Questions or issues regarding timing data?

If you notice any discrepancies in your timing data or have questions about your results, our support team can help.

Contact Race Support

Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing