Boston Marathon logo
BOSTON MARATHON 2024

Zihan Zhao

Bib: 7280•F

0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 25550
Top 20%
Gender (Female)
#0 / 10924
Top 6%
Division (F18-39)
#0 / 4660
Top 12%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:36
Rank: #4271
Start → 5K
20:36 | 6:38/mi
10K· 6.21 mi
41:49
Rank: #4813 (-542)
5K → 10K
21:13 | 6:50/mi
15K· 9.32 mi
1:03:47
Rank: #5530 (-717)
10K → 15K
21:58 | 7:04/mi
20K· 12.43 mi
1:26:42
Rank: #6030 (-500)
15K → 20K
22:55 | 7:23/mi
Half· 13.11 mi
1:31:42
Rank: #6103 (-73)
20K → Half
5:00 | 7:20/mi
25K· 15.53 mi
1:49:48
Rank: #6149 (-46)
Half → 25K
18:06 | 7:28/mi
30K· 18.64 mi
2:13:52
Rank: #6051 (+98)
25K → 30K
24:04 | 7:45/mi
20M
2:24:19
Rank: #5916 (+135)
30K → 20M
10:27 | 7:41/mi
21M
2:32:24
Rank: #5714 (+202)
20M → 21M
8:05 | 8:05/mi
35K· 21.75 mi
2:37:44
Rank: #5547 (+167)
21M → 35K
5:20 | 7:08/mi
23M
2:47:25
Rank: #5396 (+151)
35K → 23M
9:41 | 7:44/mi
24M
2:55:08
Rank: #5305 (+91)
23M → 24M
7:43 | 7:43/mi
40K· 24.85 mi
3:01:47
Rank: #5204 (+101)
24M → 40K
6:39 | 7:47/mi
25.2M
3:04:46
Rank: #5163 (+41)
40K → 25.2M
2:59 | 8:39/mi
Finish· 26.22 mi
3:12:27
Rank: #5126 (+37)
25.2M → Finish
7:41 | 7:32/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
Time1:31:42
Pace7:00 /mi
2nd Half
Distance13.11 mi
Time1:40:45
Pace7:41 /mi
📊Positive Split: 9.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:26:5620:366:3820:36
6:38
-
10K
6.21 mi10:48:0941:496:4421:13
6:50
+0:12
15K
9.32 mi11:10:071:03:476:5121:58
7:04
+0:14
20K
12.43 mi11:33:021:26:426:5922:55
7:23
+0:19
Half
13.11 mi11:38:021:31:427:005:00
7:20
-0:03
25K
15.53 mi11:56:081:49:487:0418:06
7:28
+0:08
30K
18.64 mi12:20:122:13:527:1124:04
7:45
+0:17
20M
20.00 mi12:30:392:24:197:1310:27
7:41
-0:04
21M
21.00 mi12:38:442:32:247:158:05
8:05
+0:24
35K
21.75 mi12:44:042:37:447:155:20
7:08
-0:57
23M
23.00 mi12:53:452:47:257:179:41
7:44
+0:36
24M
24.00 mi13:01:282:55:087:187:43
7:43
-0:01
40K
24.85 mi13:08:073:01:477:196:39
7:47
+0:04
25.2M
25.20 mi13:11:063:04:467:202:59
8:39
+0:52
Finish
26.22 mi13:18:473:12:277:217:41
7:32
-1:07

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

6:38 /mi

Average Pace

7:21 /mi

Slowest Pace

8:39 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:09:07

36% of race

Time at Steady Pace

1:45:37

55% of race

Time at Slower Pace

17:43

9% of race

Average Pace: 7:20 /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 mi10:26:5620:366:3820:36
6:38
#4271
10K
6.21 mi10:48:0941:496:4421:13
6:50
#4813
15K
9.32 mi11:10:071:03:476:5121:58
7:04
#5530
20K
12.43 mi11:33:021:26:426:5922:55
7:23
#6030
Half
13.11 mi11:38:021:31:427:005:00
7:20
#6103
25K
15.53 mi11:56:081:49:487:0418:06
7:28
#6149
30K
18.64 mi12:20:122:13:527:1124:04
7:45
#6051
20M
20.00 mi12:30:392:24:197:1310:27
7:41
#5916
21M
21.00 mi12:38:442:32:247:158:05
8:05
#5714
35K
21.75 mi12:44:042:37:447:155:20
7:08
#5547
23M
23.00 mi12:53:452:47:257:179:41
7:44
#5396
24M
24.00 mi13:01:282:55:087:187:43
7:43
#5305
40K
24.85 mi13:08:073:01:477:196:39
7:47
#5204
25.2M
25.20 mi13:11:063:04:467:202:59
8:39
#5163
Finish
26.22 mi13:18:473:12:277:217:41
7:32
#5126
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi42712422426653(Top 26%)801(Top 7%)801(Top 17%)
10K6.21 mi3.10 mi4813-542324-82324-825459(Top 21%)443(Top 4%)443(Top 10%)
15K9.32 mi3.11 mi5530-717450-126450-1266653(Top 26%)801(Top 7%)801(Top 17%)
20K12.43 mi3.11 mi6030-500599-149599-1497467(Top 29%)1168(Top 11%)1168(Top 25%)
Half13.11 mi0.68 mi6103-73628-29628-297892(Top 31%)1300(Top 12%)1300(Top 28%)
25K15.53 mi2.42 mi6149-46674-46674-466781(Top 27%)1076(Top 10%)1076(Top 23%)
30K18.64 mi3.11 mi6051+98703-29703-296391(Top 25%)1113(Top 10%)1113(Top 24%)
20M20.00 mi1.36 mi5916+135705-2705-25168(Top 20%)805(Top 7%)805(Top 17%)
21M21.00 mi1.00 mi5714+202673+32673+324490(Top 18%)705(Top 6%)705(Top 15%)
35K21.75 mi0.75 mi5547+167653+20653+203556(Top 14%)410(Top 4%)410(Top 9%)
23M23.00 mi1.25 mi5396+151643+10643+104519(Top 18%)808(Top 7%)808(Top 17%)
24M24.00 mi1.00 mi5305+91640+3640+35135(Top 20%)1135(Top 10%)1135(Top 24%)
40K24.85 mi0.85 mi5204+101638+2638+24682(Top 18%)1057(Top 10%)1057(Top 23%)
25.2M25.20 mi0.35 mi5163+41647-9647-95079(Top 20%)1280(Top 12%)1280(Top 27%)
Finish26.22 mi1.02 mi5126+37665-18665-185857(Top 23%)1571(Top 14%)1571(Top 34%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 26%
×21stories
+97ft-345ft

Overall

6653

Females

801

F18-39

801

5K→10K

3.1 - 6.2 mi

Top 21%
×5stories
+79ft-138ft

Overall

5459

Females

443

F18-39

443

10K→15K

6.2 - 9.3 mi

Top 26%
×3stories
+67ft-78ft

Overall

6653

Females

801

F18-39

801

15K→20K

9.3 - 12.4 mi

Top 29%
×5stories
+106ft-86ft

Overall

7467

Females

1168

F18-39

1168

20K→Half

12.4 - 13.1 mi

Top 31%
×2stories
+19ft-37ft

Overall

7892

Females

1300

F18-39

1300

Half→25K

13.1 - 15.5 mi

Top 27%
×4stories
+66ft-88ft

Overall

6781

Females

1076

F18-39

1076

25K→30K

15.5 - 18.6 mi

Top 25%
×9stories
+181ft-148ft

Overall

6391

Females

1113

F18-39

1113

30K→20M

18.6 - 20.0 mi

Top 20%
×5stories
+64ft-50ft

Overall

5168

Females

805

F18-39

805

20M→21M

20.0 - 21.0 mi

Top 18%
×8stories
+106ft-24ft

Overall

4490

Females

705

F18-39

705

21M→35K

21.0 - 21.8 mi

Top 14%
×7stories
+17ft-86ft

Overall

3556

Females

410

F18-39

410

35K→23M

21.8 - 23.0 mi

Top 18%
×5stories
+23ft-63ft

Overall

4519

Females

808

F18-39

808

23M→24M

23.0 - 24.0 mi

Top 20%
×6stories
+12ft-82ft

Overall

5135

Females

1135

F18-39

1135

24M→40K

24.0 - 24.9 mi

Top 18%
×1story
+6ft-20ft

Overall

4682

Females

1057

F18-39

1057

40K→25.2M

24.9 - 25.2 mi

Top 20%
×1story
+13ft-16ft

Overall

5079

Females

1280

F18-39

1280

25.2M→Finish

25.2 - 26.2 mi

Top 23%
×2stories
+22ft-21ft

Overall

5857

Females

1571

F18-39

1571

Passing Analysis

Category:
Athletes Passed
1669
Passed By
2524
Net Change
-855
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#4271
5K → 10K49591-542#4271#4813
10K → 15K32749-717#4813#5530
15K → 20K59559-500#5530#6030
20K → Half1386-73#6030#6103
Half → 25K138184-46#6103#6149
25K → 30K256158+98#6149#6051
30K → 20M17136+135#6051#5916
20M → 21M21513+202#5916#5714
21M → 35K1714+167#5714#5547
35K → 23M18130+151#5547#5396
23M → 24M11928+91#5396#5305
24M → 40K12726+101#5305#5204
40K → 25.2M5918+41#5204#5163
25.2M → Finish7942+37#5163#5126
TOTALS16692524-855
📊

Passing Visuals

Category:
Loading...

🔥Passing Intensity

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