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BOSTON MARATHON 2024

Johanna Bäcklund

Bib: 140•F

0:00
0:00
/ mi
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Overall
#0 / 25550
Top 2%
Gender (Female)
#0 / 10924
Top 0.3%
Division (F18-39)
#0 / 4660
Top 0.5%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
18:38
Rank: #928
Start → 5K
18:38 | 6:00/mi
10K· 6.21 mi
37:16
Rank: #880 (+48)
5K → 10K
18:38 | 6:00/mi
15K· 9.32 mi
56:05
Rank: #877 (+3)
10K → 15K
18:49 | 6:03/mi
20K· 12.43 mi
1:14:49
Rank: #812 (+65)
15K → 20K
18:44 | 6:02/mi
Half· 13.11 mi
1:18:55
Rank: #813 (-1)
20K → Half
4:06 | 6:01/mi
25K· 15.53 mi
1:34:12
Rank: #832 (-19)
Half → 25K
15:17 | 6:18/mi
30K· 18.64 mi
1:54:07
Rank: #800 (+32)
25K → 30K
19:55 | 6:24/mi
20M
2:02:49
Rank: #763 (+37)
30K → 20M
8:42 | 6:24/mi
21M
2:09:37
Rank: #744 (+19)
20M → 21M
6:48 | 6:48/mi
35K· 21.75 mi
2:14:16
Rank: #725 (+19)
21M → 35K
4:39 | 6:13/mi
23M
2:22:26
Rank: #712 (+13)
35K → 23M
8:10 | 6:31/mi
24M
2:28:44
Rank: #680 (+32)
23M → 24M
6:18 | 6:18/mi
40K· 24.85 mi
2:34:14
Rank: #659 (+21)
24M → 40K
5:30 | 6:26/mi
25.2M
2:36:38
Rank: #649 (+10)
40K → 25.2M
2:24 | 6:58/mi
Finish· 26.22 mi
2:43:01
Rank: #634 (+15)
25.2M → Finish
6:23 | 6:16/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:18:55
Pace6:01 /mi
2nd Half
Distance13.11 mi
Time1:24:06
Pace6:25 /mi
📊Positive Split: 6.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:05:3918:386:0018:38
6:00
-
10K
6.21 mi10:24:1737:166:0018:38
6:00
0:00
15K
9.32 mi10:43:0656:056:0118:49
6:03
+0:03
20K
12.43 mi11:01:501:14:496:0118:44
6:02
-0:01
Half
13.11 mi11:05:561:18:556:014:06
6:01
-0:01
25K
15.53 mi11:21:131:34:126:0415:17
6:18
+0:17
30K
18.64 mi11:41:081:54:076:0719:55
6:24
+0:06
20M
20.00 mi11:49:502:02:496:088:42
6:24
0:00
21M
21.00 mi11:56:382:09:376:106:48
6:48
+0:24
35K
21.75 mi12:01:172:14:166:104:39
6:13
-0:35
23M
23.00 mi12:09:272:22:266:128:10
6:31
+0:18
24M
24.00 mi12:15:452:28:446:126:18
6:18
-0:13
40K
24.85 mi12:21:152:34:146:125:30
6:26
+0:08
25.2M
25.20 mi12:23:392:36:386:132:24
6:58
+0:32
Finish
26.22 mi12:30:022:43:016:136:23
6:16
-0:42

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

6:00 /mi

Average Pace

6:13 /mi

Slowest Pace

6:58 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:33:49

94% of race

Time at Steady Pace

9:12

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:13 /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 mi10:05:3918:386:0018:38
6:00
#928
10K
6.21 mi10:24:1737:166:0018:38
6:00
#880
15K
9.32 mi10:43:0656:056:0118:49
6:03
#877
20K
12.43 mi11:01:501:14:496:0118:44
6:02
#812
Half
13.11 mi11:05:561:18:556:014:06
6:01
#813
25K
15.53 mi11:21:131:34:126:0415:17
6:18
#832
30K
18.64 mi11:41:081:54:076:0719:55
6:24
#800
20M
20.00 mi11:49:502:02:496:088:42
6:24
#763
21M
21.00 mi11:56:382:09:376:106:48
6:48
#744
35K
21.75 mi12:01:172:14:166:104:39
6:13
#725
23M
23.00 mi12:09:272:22:266:128:10
6:31
#712
24M
24.00 mi12:15:452:28:446:126:18
6:18
#680
40K
24.85 mi12:21:152:34:146:125:30
6:26
#659
25.2M
25.20 mi12:23:392:36:386:132:24
6:58
#649
Finish
26.22 mi12:30:022:43:016:136:23
6:16
#634
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi9283232926(Top 4%)30(Top 0.3%)30(Top 0.6%)
10K6.21 mi3.10 mi880+4830+230+2862(Top 3%)25(Top 0.2%)25(Top 0.5%)
15K9.32 mi3.11 mi877+329+129+1926(Top 4%)30(Top 0.3%)30(Top 0.6%)
20K12.43 mi3.11 mi812+6530-130-1662(Top 3%)27(Top 0.2%)27(Top 0.6%)
Half13.11 mi0.68 mi813-13030838(Top 3%)27(Top 0.2%)27(Top 0.6%)
25K15.53 mi2.42 mi832-1931-131-11155(Top 5%)36(Top 0.3%)36(Top 0.8%)
30K18.64 mi3.11 mi800+3230+130+1834(Top 3%)37(Top 0.3%)37(Top 0.8%)
20M20.00 mi1.36 mi763+3729+129+1676(Top 3%)37(Top 0.3%)37(Top 0.8%)
21M21.00 mi1.00 mi744+192929714(Top 3%)37(Top 0.3%)37(Top 0.8%)
35K21.75 mi0.75 mi725+192929672(Top 3%)34(Top 0.3%)34(Top 0.7%)
23M23.00 mi1.25 mi712+1328+128+1739(Top 3%)38(Top 0.3%)38(Top 0.8%)
24M24.00 mi1.00 mi680+322828619(Top 2%)34(Top 0.3%)34(Top 0.7%)
40K24.85 mi0.85 mi659+212828639(Top 3%)38(Top 0.3%)38(Top 0.8%)
25.2M25.20 mi0.35 mi649+102828554(Top 2%)39(Top 0.4%)39(Top 0.8%)
Finish26.22 mi1.02 mi634+152828861(Top 3%)57(Top 0.5%)57(Top 1%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 4%
×21stories
+97ft-345ft

Overall

926

Females

30

F18-39

30

5K→10K

3.1 - 6.2 mi

Top 3%
×5stories
+79ft-138ft

Overall

862

Females

25

F18-39

25

10K→15K

6.2 - 9.3 mi

Top 4%
×3stories
+67ft-78ft

Overall

926

Females

30

F18-39

30

15K→20K

9.3 - 12.4 mi

Top 3%
×5stories
+106ft-86ft

Overall

662

Females

27

F18-39

27

20K→Half

12.4 - 13.1 mi

Top 3%
×2stories
+19ft-37ft

Overall

838

Females

27

F18-39

27

Half→25K

13.1 - 15.5 mi

Top 5%
×4stories
+66ft-88ft

Overall

1155

Females

36

F18-39

36

25K→30K

15.5 - 18.6 mi

Top 3%
×9stories
+181ft-148ft

Overall

834

Females

37

F18-39

37

30K→20M

18.6 - 20.0 mi

Top 3%
×5stories
+64ft-50ft

Overall

676

Females

37

F18-39

37

20M→21M

20.0 - 21.0 mi

Top 3%
×8stories
+106ft-24ft

Overall

714

Females

37

F18-39

37

21M→35K

21.0 - 21.8 mi

Top 3%
×7stories
+17ft-86ft

Overall

672

Females

34

F18-39

34

35K→23M

21.8 - 23.0 mi

Top 3%
×5stories
+23ft-63ft

Overall

739

Females

38

F18-39

38

23M→24M

23.0 - 24.0 mi

Top 2%
×6stories
+12ft-82ft

Overall

619

Females

34

F18-39

34

24M→40K

24.0 - 24.9 mi

Top 3%
×1story
+6ft-20ft

Overall

639

Females

38

F18-39

38

40K→25.2M

24.9 - 25.2 mi

Top 2%
×1story
+13ft-16ft

Overall

554

Females

39

F18-39

39

25.2M→Finish

25.2 - 26.2 mi

Top 3%
×2stories
+22ft-21ft

Overall

861

Females

57

F18-39

57

Passing Analysis

Category:
Athletes Passed
499
Passed By
205
Net Change
+294
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#928
5K → 10K7729+48#928#880
10K → 15K3229+3#880#877
15K → 20K727+65#877#812
20K → Half45-1#812#813
Half → 25K3049-19#813#832
25K → 30K6432+32#832#800
30K → 20M458+37#800#763
20M → 21M2910+19#763#744
21M → 35K245+19#744#725
35K → 23M2916+13#725#712
23M → 24M364+32#712#680
24M → 40K254+21#680#659
40K → 25.2M122+10#659#649
25.2M → Finish205+15#649#634
TOTALS499205+294
📊

Passing Visuals

Category:
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🔥Passing Intensity

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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