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BOSTON MARATHON 2024

Sofia Carlson

Bib: 16238•F

MN

0:00
0:00
/ mi
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Overall
#0 / 25550
Top 43%
Gender (Female)
#0 / 10924
Top 29%
Division (F18-39)
#0 / 4660
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
7:41/mi
23:52
↑ 97↓ 3451.5%
10K· 6.21 mi
7:34/mi
47:23
↑ 79↓ 1380.4%
15K· 9.32 mi
7:39/mi
1:11:09
↑ 67↓ 78
20K· 12.43 mi
8:02/mi
1:36:07
↑ 106↓ 860.1%
Half· 13.11 mi
7:50/mi
1:41:28
↑ 19↓ 370.5%
25K· 15.53 mi
8:46/mi
2:02:44
↑ 66↓ 880.2%
30K· 18.64 mi
9:00/mi
2:30:41
↑ 181↓ 1480.2%
20M
8:54/mi
2:42:47
↑ 64↓ 500.2%
21M
9:09/mi
2:51:56
↑ 106↓ 241.6%
35K· 21.75 mi
8:00/mi
2:57:55
↑ 17↓ 861.7%
23M
8:40/mi
3:08:46
↑ 23↓ 630.6%
24M
8:36/mi
3:17:22
↓ 821.3%
40K· 24.85 mi
8:38/mi
3:24:45
↓ 200.3%
25.2M
8:59/mi
3:27:51
↑ 13↓ 160.2%
Finish· 26.22 mi
7:36/mi
3:35:36
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:41:28
Pace7:44 /mi
2nd Half
Distance13.11 mi
Time1:54:08
Pace8:42 /mi
📊Positive Split: 12.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:14:1223:527:4123:52
7:41
-
10K
6.21 mi11:37:4347:237:3823:31
7:34
-0:07
15K
9.32 mi12:01:291:11:097:3823:46
7:39
+0:05
20K
12.43 mi12:26:271:36:077:4424:58
8:02
+0:23
Half
13.11 mi12:31:481:41:287:445:21
7:50
-0:12
25K
15.53 mi12:53:042:02:447:5421:16
8:46
+0:56
30K
18.64 mi13:21:012:30:418:0527:57
9:00
+0:14
20M
20.00 mi13:33:072:42:478:0812:06
8:54
-0:06
21M
21.00 mi13:42:162:51:568:119:09
9:09
+0:15
35K
21.75 mi13:48:152:57:558:115:59
8:00
-1:09
23M
23.00 mi13:59:063:08:468:1210:51
8:40
+0:40
24M
24.00 mi14:07:423:17:228:138:36
8:36
-0:04
40K
24.85 mi14:15:053:24:458:147:23
8:38
+0:02
25.2M
25.20 mi14:18:113:27:518:153:06
8:59
+0:21
Finish
26.22 mi14:25:563:35:368:147:45
7:36
-1:23

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

7:34 /mi

Average Pace

8:14 /mi

Slowest Pace

9:09 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:55:12

53% of race

Time at Steady Pace

48:06

22% of race

Time at Slower Pace

52:18

24% of race

Average Pace: 8:13 /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 mi11:14:1223:527:4123:52
7:41
#12183
10K
6.21 mi11:37:4347:237:3823:31
7:34
#11463
15K
9.32 mi12:01:291:11:097:3823:46
7:39
#11230
20K
12.43 mi12:26:271:36:077:4424:58
8:02
#11420
Half
13.11 mi12:31:481:41:287:445:21
7:50
#11418
25K
15.53 mi12:53:042:02:447:5421:16
8:46
#11982
30K
18.64 mi13:21:012:30:418:0527:57
9:00
#12242
20M
20.00 mi13:33:072:42:478:0812:06
8:54
#12149
21M
21.00 mi13:42:162:51:568:119:09
9:09
#11903
35K
21.75 mi13:48:152:57:558:115:59
8:00
#11734
23M
23.00 mi13:59:063:08:468:1210:51
8:40
#11501
24M
24.00 mi14:07:423:17:228:138:36
8:36
#11401
40K
24.85 mi14:15:053:24:458:147:23
8:38
#11248
25.2M
25.20 mi14:18:113:27:518:153:06
8:59
#11141
Finish
26.22 mi14:25:563:35:368:147:45
7:36
#10904
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi121833238323810829(Top 42%)2601(Top 24%)2601(Top 56%)
10K6.21 mi3.10 mi11463+7202861+3772861+37710854(Top 42%)2562(Top 23%)2562(Top 55%)
15K9.32 mi3.11 mi11230+2332759+1022759+10210829(Top 42%)2601(Top 24%)2601(Top 56%)
20K12.43 mi3.11 mi11420-1902896-1372896-13712101(Top 47%)3373(Top 31%)3373(Top 72%)
Half13.11 mi0.68 mi11418+22901-52901-511694(Top 46%)3175(Top 29%)3175(Top 68%)
25K15.53 mi2.42 mi11982-5643253-3523253-35214429(Top 56%)4850(Top 44%)4850(Top 104%)
30K18.64 mi3.11 mi12242-2603481-2283481-22813225(Top 52%)4403(Top 40%)4403(Top 94%)
20M20.00 mi1.36 mi12149+933487-63487-611638(Top 46%)3830(Top 35%)3830(Top 82%)
21M21.00 mi1.00 mi11903+2463413+743413+749295(Top 36%)2844(Top 26%)2844(Top 61%)
35K21.75 mi0.75 mi11734+1693351+623351+627835(Top 31%)2163(Top 20%)2163(Top 46%)
23M23.00 mi1.25 mi11501+2333300+513300+519394(Top 37%)3077(Top 28%)3077(Top 66%)
24M24.00 mi1.00 mi11401+1003308-83308-810053(Top 39%)3465(Top 32%)3465(Top 74%)
40K24.85 mi0.85 mi11248+1533255+533255+539078(Top 36%)3120(Top 29%)3120(Top 67%)
25.2M25.20 mi0.35 mi11141+1073229+263229+266595(Top 26%)1995(Top 18%)1995(Top 43%)
Finish26.22 mi1.02 mi10904+2373144+853144+856225(Top 24%)1764(Top 16%)1764(Top 38%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 42%
×21story building
+97ft-345ft

Overall

10829

Females

2601

F18-39

2601

5K→10K

3.1 - 6.2 mi

Top 42%
×5story building
+79ft-138ft

Overall

10854

Females

2562

F18-39

2562

10K→15K

6.2 - 9.3 mi

Top 42%
×3story building
+67ft-78ft

Overall

10829

Females

2601

F18-39

2601

15K→20K

9.3 - 12.4 mi

Top 47%
×5story building
+106ft-86ft

Overall

12101

Females

3373

F18-39

3373

20K→Half

12.4 - 13.1 mi

Top 46%
×2story building
+19ft-37ft

Overall

11694

Females

3175

F18-39

3175

Half→25K

13.1 - 15.5 mi

Top 56%
×4story building
+66ft-88ft

Overall

14429

Females

4850

F18-39

4850

25K→30K

15.5 - 18.6 mi

Top 52%
×9story building
+181ft-148ft

Overall

13225

Females

4403

F18-39

4403

30K→20M

18.6 - 20.0 mi

Top 46%
×5story building
+64ft-50ft

Overall

11638

Females

3830

F18-39

3830

20M→21M

20.0 - 21.0 mi

Top 36%
×8story building
+106ft-24ft

Overall

9295

Females

2844

F18-39

2844

21M→35K

21.0 - 21.8 mi

Top 31%
×7story building
+17ft-86ft

Overall

7835

Females

2163

F18-39

2163

35K→23M

21.8 - 23.0 mi

Top 37%
×5story building
+23ft-63ft

Overall

9394

Females

3077

F18-39

3077

23M→24M

23.0 - 24.0 mi

Top 39%
×6story building
+12ft-82ft

Overall

10053

Females

3465

F18-39

3465

24M→40K

24.0 - 24.9 mi

Top 36%
×1story
+6ft-20ft

Overall

9078

Females

3120

F18-39

3120

40K→25.2M

24.9 - 25.2 mi

Top 26%
×1story
+13ft-16ft

Overall

6595

Females

1995

F18-39

1995

25.2M→Finish

25.2 - 26.2 mi

Top 24%
×2story building
+22ft-21ft

Overall

6225

Females

1764

F18-39

1764

Passing Analysis

Category:
Athletes Passed
3210
Passed By
1931
Net Change
+1279
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#12183
5K → 10K76949+720#12183#11463
10K → 15K336103+233#11463#11230
15K → 20K174364-190#11230#11420
20K → Half4543+2#11420#11418
Half → 25K100664-564#11418#11982
25K → 30K218478-260#11982#12242
30K → 20M18188+93#12242#12149
20M → 21M26923+246#12149#11903
21M → 35K1701+169#11903#11734
35K → 23M27643+233#11734#11501
23M → 24M14747+100#11501#11401
24M → 40K17623+153#11401#11248
40K → 25.2M1092+107#11248#11141
25.2M → Finish2403+237#11141#10904
TOTALS32101931+1279
📊

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