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BOSTON MARATHON 2024

Britany Carlson

Bib: 17922•F

MN

0:00
0:00
/ mi
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Overall
#0 / 25550
Top 39%
Gender (Female)
#0 / 10924
Top 25%
Division (F18-39)
#0 / 4660
Top 41%
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
7:45/mi
24:06
↑ 97↓ 3451.5%
10K· 6.21 mi
7:26/mi
47:12
↑ 79↓ 1380.4%
15K· 9.32 mi
7:12/mi
1:09:35
↑ 67↓ 78
20K· 12.43 mi
7:26/mi
1:32:41
↑ 106↓ 860.1%
Half· 13.11 mi
7:24/mi
1:37:44
↑ 19↓ 370.5%
25K· 15.53 mi
7:35/mi
1:56:07
↑ 66↓ 880.2%
30K· 18.64 mi
8:24/mi
2:22:12
↑ 181↓ 1480.2%
20M
8:53/mi
2:34:16
↑ 64↓ 500.2%
21M
10:41/mi
2:44:57
↑ 106↓ 241.6%
35K· 21.75 mi
8:00/mi
2:50:56
↑ 17↓ 861.7%
23M
8:51/mi
3:02:01
↑ 23↓ 630.6%
24M
8:43/mi
3:10:44
↓ 821.3%
40K· 24.85 mi
10:33/mi
3:19:45
↓ 200.3%
25.2M
11:59/mi
3:23:53
↑ 13↓ 160.2%
Finish· 26.22 mi
8:05/mi
3:32:07
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:37:44
Pace7:27 /mi
2nd Half
Distance13.11 mi
Time1:54:23
Pace8:44 /mi
📊Positive Split: 17.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:14:4724:067:4524:06
7:45
-
10K
6.21 mi11:37:5347:127:3623:06
7:26
-0:19
15K
9.32 mi12:00:161:09:357:2822:23
7:12
-0:14
20K
12.43 mi12:23:221:32:417:2723:06
7:26
+0:14
Half
13.11 mi12:28:251:37:447:275:03
7:24
-0:02
25K
15.53 mi12:46:481:56:077:2818:23
7:35
+0:11
30K
18.64 mi13:12:532:22:127:3826:05
8:24
+0:49
20M
20.00 mi13:24:572:34:167:4312:04
8:53
+0:29
21M
21.00 mi13:35:382:44:577:5110:41
10:41
+1:48
35K
21.75 mi13:41:372:50:567:525:59
8:00
-2:41
23M
23.00 mi13:52:423:02:017:5511:05
8:51
+0:51
24M
24.00 mi14:01:253:10:447:578:43
8:43
-0:08
40K
24.85 mi14:10:263:19:458:029:01
10:33
+1:50
25.2M
25.20 mi14:14:343:23:538:054:08
11:59
+1:26
Finish
26.22 mi14:22:483:32:078:068:14
8:05
-3:54

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

7:12 /mi

Average Pace

8:06 /mi

Slowest Pace

11:59 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

22:23

11% of race

Time at Steady Pace

2:22:45

67% of race

Time at Slower Pace

46:59

22% of race

Average Pace: 8:05 /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 mi11:14:4724:067:4524:06
7:45
#12781
10K
6.21 mi11:37:5347:127:3623:06
7:26
#11261
15K
9.32 mi12:00:161:09:357:2822:23
7:12
#9876
20K
12.43 mi12:23:221:32:417:2723:06
7:26
#9301
Half
13.11 mi12:28:251:37:447:275:03
7:24
#9252
25K
15.53 mi12:46:481:56:077:2818:23
7:35
#8895
30K
18.64 mi13:12:532:22:127:3826:05
8:24
#9063
20M
20.00 mi13:24:572:34:167:4312:04
8:53
#9198
21M
21.00 mi13:35:382:44:577:5110:41
10:41
#9623
35K
21.75 mi13:41:372:50:567:525:59
8:00
#9485
23M
23.00 mi13:52:423:02:017:5511:05
8:51
#9508
24M
24.00 mi14:01:253:10:447:578:43
8:43
#9541
40K
24.85 mi14:10:263:19:458:029:01
10:33
#9965
25.2M
25.20 mi14:14:343:23:538:054:08
11:59
#10142
Finish
26.22 mi14:22:483:32:078:068:14
8:05
#10059
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi12781359535957514(Top 29%)1092(Top 10%)1092(Top 23%)
10K6.21 mi3.10 mi11261+15202747+8482747+8489713(Top 38%)1976(Top 18%)1976(Top 42%)
15K9.32 mi3.11 mi9876+13852033+7142033+7147514(Top 29%)1092(Top 10%)1092(Top 23%)
20K12.43 mi3.11 mi9301+5751801+2321801+2327910(Top 31%)1350(Top 12%)1350(Top 29%)
Half13.11 mi0.68 mi9252+491788+131788+138483(Top 33%)1584(Top 15%)1584(Top 34%)
25K15.53 mi2.42 mi8895+3571668+1201668+1207539(Top 30%)1381(Top 13%)1381(Top 30%)
30K18.64 mi3.11 mi9063-1681842-1741842-17410111(Top 40%)2758(Top 25%)2758(Top 59%)
20M20.00 mi1.36 mi9198-1351971-1291971-12911505(Top 45%)3761(Top 34%)3761(Top 81%)
21M21.00 mi1.00 mi9623-4252238-2672238-26715418(Top 60%)6023(Top 55%)6023(Top 129%)
35K21.75 mi0.75 mi9485+1382208+302208+307819(Top 31%)2147(Top 20%)2147(Top 46%)
23M23.00 mi1.25 mi9508-232291-832291-8310392(Top 41%)3595(Top 33%)3595(Top 77%)
24M24.00 mi1.00 mi9541-332352-612352-6110686(Top 42%)3768(Top 34%)3768(Top 81%)
40K24.85 mi0.85 mi9965-4242590-2382590-23816812(Top 66%)6916(Top 63%)6916(Top 148%)
25.2M25.20 mi0.35 mi10142-1772708-1182708-11817328(Top 68%)7197(Top 66%)7197(Top 154%)
Finish26.22 mi1.02 mi10059+832702+62702+69056(Top 35%)3087(Top 28%)3087(Top 66%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 29%
×21story building
+97ft-345ft

Overall

7514

Females

1092

F18-39

1092

5K→10K

3.1 - 6.2 mi

Top 38%
×5story building
+79ft-138ft

Overall

9713

Females

1976

F18-39

1976

10K→15K

6.2 - 9.3 mi

Top 29%
×3story building
+67ft-78ft

Overall

7514

Females

1092

F18-39

1092

15K→20K

9.3 - 12.4 mi

Top 31%
×5story building
+106ft-86ft

Overall

7910

Females

1350

F18-39

1350

20K→Half

12.4 - 13.1 mi

Top 33%
×2story building
+19ft-37ft

Overall

8483

Females

1584

F18-39

1584

Half→25K

13.1 - 15.5 mi

Top 30%
×4story building
+66ft-88ft

Overall

7539

Females

1381

F18-39

1381

25K→30K

15.5 - 18.6 mi

Top 40%
×9story building
+181ft-148ft

Overall

10111

Females

2758

F18-39

2758

30K→20M

18.6 - 20.0 mi

Top 45%
×5story building
+64ft-50ft

Overall

11505

Females

3761

F18-39

3761

20M→21M

20.0 - 21.0 mi

Top 60%
×8story building
+106ft-24ft

Overall

15418

Females

6023

F18-39

6023

21M→35K

21.0 - 21.8 mi

Top 31%
×7story building
+17ft-86ft

Overall

7819

Females

2147

F18-39

2147

35K→23M

21.8 - 23.0 mi

Top 41%
×5story building
+23ft-63ft

Overall

10392

Females

3595

F18-39

3595

23M→24M

23.0 - 24.0 mi

Top 42%
×6story building
+12ft-82ft

Overall

10686

Females

3768

F18-39

3768

24M→40K

24.0 - 24.9 mi

Top 66%
×1story
+6ft-20ft

Overall

16812

Females

6916

F18-39

6916

40K→25.2M

24.9 - 25.2 mi

Top 68%
×1story
+13ft-16ft

Overall

17328

Females

7197

F18-39

7197

25.2M→Finish

25.2 - 26.2 mi

Top 35%
×2story building
+22ft-21ft

Overall

9056

Females

3087

F18-39

3087

Passing Analysis

Category:
Athletes Passed
4829*
Passed By
2105
Net Change
+2722
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#12781
5K → 10K15288+1520#12781#11261
10K → 15K1385*0+1385#11261#9876
15K → 20K59015+575#9876#9301
20K → Half5910+49#9301#9252
Half → 25K39336+357#9252#8895
25K → 30K221389-168#8895#9063
30K → 20M89224-135#9063#9198
20M → 21M40465-425#9198#9623
21M → 35K15214+138#9623#9485
35K → 23M150173-23#9485#9508
23M → 24M87*120-33#9508#9541
24M → 40K14438-424#9541#9965
40K → 25.2M8183-177#9965#10142
25.2M → Finish11330+83#10142#10059
TOTALS4829*2105+2722

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

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