Boston Marathon logo
BOSTON MARATHON 2024

Fuka Hirokawa

Bib: 1990•F

0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 25550
Top 3%
Gender (Female)
#0 / 10924
Top 0.3%
Division (F18-39)
#0 / 4660
Top 0.7%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
19:06
Rank: #1407
Start → 5K
19:06 | 6:09/mi
10K· 6.21 mi
38:26
Rank: #1484 (-77)
5K → 10K
19:20 | 6:13/mi
15K· 9.32 mi
57:59
Rank: #1550 (-66)
10K → 15K
19:33 | 6:18/mi
20K· 12.43 mi
1:17:43
Rank: #1524 (+26)
15K → 20K
19:44 | 6:21/mi
Half· 13.11 mi
1:21:58
Rank: #1514 (+10)
20K → Half
4:15 | 6:14/mi
25K· 15.53 mi
1:37:16
Rank: #1420 (+94)
Half → 25K
15:18 | 6:19/mi
30K· 18.64 mi
1:57:01
Rank: #1218 (+202)
25K → 30K
19:45 | 6:21/mi
20M
2:05:38
Rank: #1112 (+106)
30K → 20M
8:37 | 6:20/mi
21M
2:12:18
Rank: #1031 (+81)
20M → 21M
6:40 | 6:40/mi
35K· 21.75 mi
2:16:55
Rank: #993 (+38)
21M → 35K
4:37 | 6:10/mi
23M
2:24:51
Rank: #927 (+66)
35K → 23M
7:56 | 6:20/mi
24M
2:31:05
Rank: #877 (+50)
23M → 24M
6:14 | 6:14/mi
40K· 24.85 mi
2:36:32
Rank: #844 (+33)
24M → 40K
5:27 | 6:22/mi
25.2M
2:38:56
Rank: #830 (+14)
40K → 25.2M
2:24 | 6:58/mi
Finish· 26.22 mi
2:45:13
Rank: #800 (+30)
25.2M → Finish
6:17 | 6:10/mi

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
Time1:21:58
Pace6:15 /mi
2nd Half
Distance13.11 mi
Time1:23:15
Pace6:21 /mi
📊Positive Split: 1.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:19:2419:066:0919:06
6:09
-
10K
6.21 mi10:38:4438:266:1119:20
6:13
+0:04
15K
9.32 mi10:58:1757:596:1319:33
6:18
+0:05
20K
12.43 mi11:18:011:17:436:1519:44
6:21
+0:03
Half
13.11 mi11:22:161:21:586:154:15
6:14
-0:07
25K
15.53 mi11:37:341:37:166:1615:18
6:19
+0:05
30K
18.64 mi11:57:191:57:016:1719:45
6:21
+0:02
20M
20.00 mi12:05:562:05:386:178:37
6:20
-0:01
21M
21.00 mi12:12:362:12:186:186:40
6:40
+0:20
35K
21.75 mi12:17:132:16:556:184:37
6:10
-0:30
23M
23.00 mi12:25:092:24:516:187:56
6:20
+0:10
24M
24.00 mi12:31:232:31:056:186:14
6:14
-0:06
40K
24.85 mi12:36:502:36:326:185:27
6:22
+0:08
25.2M
25.20 mi12:39:142:38:566:182:24
6:58
+0:36
Finish
26.22 mi12:45:312:45:136:186:17
6:10
-0:48

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

6:09 /mi

Average Pace

6:18 /mi

Slowest Pace

6:58 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:42:49

99% of race

Time at Steady Pace

2:24

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:18 /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 mi10:19:2419:066:0919:06
6:09
#1407
10K
6.21 mi10:38:4438:266:1119:20
6:13
#1484
15K
9.32 mi10:58:1757:596:1319:33
6:18
#1550
20K
12.43 mi11:18:011:17:436:1519:44
6:21
#1524
Half
13.11 mi11:22:161:21:586:154:15
6:14
#1514
25K
15.53 mi11:37:341:37:166:1615:18
6:19
#1420
30K
18.64 mi11:57:191:57:016:1719:45
6:21
#1218
20M
20.00 mi12:05:562:05:386:178:37
6:20
#1112
21M
21.00 mi12:12:362:12:186:186:40
6:40
#1031
35K
21.75 mi12:17:132:16:556:184:37
6:10
#993
23M
23.00 mi12:25:092:24:516:187:56
6:20
#927
24M
24.00 mi12:31:232:31:056:186:14
6:14
#877
40K
24.85 mi12:36:502:36:326:185:27
6:22
#844
25.2M
25.20 mi12:39:142:38:566:182:24
6:58
#830
Finish
26.22 mi12:45:312:45:136:186:17
6:10
#800
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi140746461719(Top 7%)49(Top 0.4%)49(Top 1%)
10K6.21 mi3.10 mi1484-7745+145+11595(Top 6%)46(Top 0.4%)46(Top 1.0%)
15K9.32 mi3.11 mi1550-6645451719(Top 7%)49(Top 0.4%)49(Top 1%)
20K12.43 mi3.11 mi1524+2644+144+11555(Top 6%)47(Top 0.4%)47(Top 1%)
Half13.11 mi0.68 mi1514+1043+143+11465(Top 6%)43(Top 0.4%)43(Top 0.9%)
25K15.53 mi2.42 mi1420+9443431173(Top 5%)37(Top 0.3%)37(Top 0.8%)
30K18.64 mi3.11 mi1218+20240+340+3746(Top 3%)31(Top 0.3%)31(Top 0.7%)
20M20.00 mi1.36 mi1112+10637+337+3583(Top 2%)28(Top 0.3%)28(Top 0.6%)
21M21.00 mi1.00 mi1031+813737530(Top 2%)30(Top 0.3%)30(Top 0.6%)
35K21.75 mi0.75 mi993+383737601(Top 2%)32(Top 0.3%)32(Top 0.7%)
23M23.00 mi1.25 mi927+663737462(Top 2%)28(Top 0.3%)28(Top 0.6%)
24M24.00 mi1.00 mi877+5036+136+1523(Top 2%)31(Top 0.3%)31(Top 0.7%)
40K24.85 mi0.85 mi844+333636555(Top 2%)35(Top 0.3%)35(Top 0.8%)
25.2M25.20 mi0.35 mi830+143636556(Top 2%)41(Top 0.4%)41(Top 0.9%)
Finish26.22 mi1.02 mi800+3035+135+1671(Top 3%)39(Top 0.4%)39(Top 0.8%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 7%
×21stories
+97ft-345ft

Overall

1719

Females

49

F18-39

49

5K→10K

3.1 - 6.2 mi

Top 6%
×5stories
+79ft-138ft

Overall

1595

Females

46

F18-39

46

10K→15K

6.2 - 9.3 mi

Top 7%
×3stories
+67ft-78ft

Overall

1719

Females

49

F18-39

49

15K→20K

9.3 - 12.4 mi

Top 6%
×5stories
+106ft-86ft

Overall

1555

Females

47

F18-39

47

20K→Half

12.4 - 13.1 mi

Top 6%
×2stories
+19ft-37ft

Overall

1465

Females

43

F18-39

43

Half→25K

13.1 - 15.5 mi

Top 5%
×4stories
+66ft-88ft

Overall

1173

Females

37

F18-39

37

25K→30K

15.5 - 18.6 mi

Top 3%
×9stories
+181ft-148ft

Overall

746

Females

31

F18-39

31

30K→20M

18.6 - 20.0 mi

Top 2%
×5stories
+64ft-50ft

Overall

583

Females

28

F18-39

28

20M→21M

20.0 - 21.0 mi

Top 2%
×8stories
+106ft-24ft

Overall

530

Females

30

F18-39

30

21M→35K

21.0 - 21.8 mi

Top 2%
×7stories
+17ft-86ft

Overall

601

Females

32

F18-39

32

35K→23M

21.8 - 23.0 mi

Top 2%
×5stories
+23ft-63ft

Overall

462

Females

28

F18-39

28

23M→24M

23.0 - 24.0 mi

Top 2%
×6stories
+12ft-82ft

Overall

523

Females

31

F18-39

31

24M→40K

24.0 - 24.9 mi

Top 2%
×1story
+6ft-20ft

Overall

555

Females

35

F18-39

35

40K→25.2M

24.9 - 25.2 mi

Top 2%
×1story
+13ft-16ft

Overall

556

Females

41

F18-39

41

25.2M→Finish

25.2 - 26.2 mi

Top 3%
×2stories
+22ft-21ft

Overall

671

Females

39

F18-39

39

Passing Analysis

Category:
Athletes Passed
910
Passed By
303
Net Change
+607
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1407
5K → 10K46123-77#1407#1484
10K → 15K3298-66#1484#1550
15K → 20K7448+26#1550#1524
20K → Half188+10#1524#1514
Half → 25K1039+94#1514#1420
25K → 30K2086+202#1420#1218
30K → 20M1060+106#1218#1112
20M → 21M832+81#1112#1031
21M → 35K413+38#1031#993
35K → 23M660+66#993#927
23M → 24M511+50#927#877
24M → 40K352+33#877#844
40K → 25.2M140+14#844#830
25.2M → Finish333+30#830#800
TOTALS910303+607
📊

Passing Visuals

Category:

📈Position Graph

Loading...

🎨Heatmap Timeline

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
Share Feedback

Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing