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BOSTON MARATHON 2024

Mingdi Zhao

Bib: 16896•F

MB

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Top 40%
Gender (Female)
#0 / 10924
Top 26%
Masters (Masters Women)
#0 / 6263
Top 14%
Division (F55-59)
#0 / 876
Top 3%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
24:08
Rank: #12859
Start → 5K
24:08 | 7:46/mi
10K· 6.21 mi
48:23
Rank: #12764 (+95)
5K → 10K
24:15 | 7:48/mi
15K· 9.32 mi
1:12:21
Rank: #12225 (+539)
10K → 15K
23:58 | 7:43/mi
20K· 12.43 mi
1:36:55
Rank: #11887 (+338)
15K → 20K
24:34 | 7:54/mi
Half· 13.11 mi
1:42:09
Rank: #11802 (+85)
20K → Half
5:14 | 7:40/mi
25K· 15.53 mi
2:01:41
Rank: #11517 (+285)
Half → 25K
19:32 | 8:03/mi
30K· 18.64 mi
2:28:44
Rank: #11508 (+9)
25K → 30K
27:03 | 8:42/mi
20M
2:40:35
Rank: #11410 (+98)
30K → 20M
11:51 | 8:43/mi
21M
2:50:03
Rank: #11321 (+89)
20M → 21M
9:28 | 9:28/mi
35K· 21.75 mi
2:56:17
Rank: #11216 (+105)
21M → 35K
6:14 | 8:20/mi
23M
3:06:37
Rank: #10890 (+326)
35K → 23M
10:20 | 8:15/mi
24M
3:14:38
Rank: #10646 (+244)
23M → 24M
8:01 | 8:01/mi
40K· 24.85 mi
3:21:42
Rank: #10444 (+202)
24M → 40K
7:04 | 8:16/mi
25.2M
3:24:47
Rank: #10366 (+78)
40K → 25.2M
3:05 | 8:56/mi
Finish· 26.22 mi
3:33:13
Rank: #10326 (+40)
25.2M → Finish
8:26 | 8:17/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:42:09
Pace7:48 /mi
2nd Half
Distance13.11 mi
Time1:51:04
Pace8:28 /mi
📊Positive Split: 8.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:14:4224:087:4624:08
7:46
-
10K
6.21 mi11:38:5748:237:4724:15
7:48
+0:02
15K
9.32 mi12:02:551:12:217:4623:58
7:43
-0:05
20K
12.43 mi12:27:291:36:557:4824:34
7:54
+0:11
Half
13.11 mi12:32:431:42:097:485:14
7:40
-0:14
25K
15.53 mi12:52:152:01:417:5019:32
8:03
+0:23
30K
18.64 mi13:19:182:28:447:5927:03
8:42
+0:39
20M
20.00 mi13:31:092:40:358:0211:51
8:43
+0:01
21M
21.00 mi13:40:372:50:038:069:28
9:28
+0:45
35K
21.75 mi13:46:512:56:178:066:14
8:20
-1:08
23M
23.00 mi13:57:113:06:378:0710:20
8:15
-0:05
24M
24.00 mi14:05:123:14:388:078:01
8:01
-0:14
40K
24.85 mi14:12:163:21:428:077:04
8:16
+0:15
25.2M
25.20 mi14:15:213:24:478:083:05
8:56
+0:40
Finish
26.22 mi14:23:473:33:138:088:26
8:17
-0:39

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

7:40 /mi

Average Pace

8:08 /mi

Slowest Pace

9:28 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:42:09

48% of race

Time at Steady Pace

59:37

28% of race

Time at Slower Pace

51:27

24% of race

Average Pace: 8:08 /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 mi11:14:4224:087:4624:08
7:46
#12859
10K
6.21 mi11:38:5748:237:4724:15
7:48
#12764
15K
9.32 mi12:02:551:12:217:4623:58
7:43
#12225
20K
12.43 mi12:27:291:36:557:4824:34
7:54
#11887
Half
13.11 mi12:32:431:42:097:485:14
7:40
#11802
25K
15.53 mi12:52:152:01:417:5019:32
8:03
#11517
30K
18.64 mi13:19:182:28:447:5927:03
8:42
#11508
20M
20.00 mi13:31:092:40:358:0211:51
8:43
#11410
21M
21.00 mi13:40:372:50:038:069:28
9:28
#11321
35K
21.75 mi13:46:512:56:178:066:14
8:20
#11216
23M
23.00 mi13:57:113:06:378:0710:20
8:15
#10890
24M
24.00 mi14:05:123:14:388:078:01
8:01
#10646
40K
24.85 mi14:12:163:21:428:077:04
8:16
#10444
25.2M
25.20 mi14:15:213:24:478:083:05
8:56
#10366
Finish
26.22 mi14:23:473:33:138:088:26
8:17
#10326
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF55-59Seg. OverallSeg. FemalesSeg. F55-59
5K3.11 mi3.11 mi128593645364511305(Top 44%)2850(Top 26%)2850(Top 325%)
10K6.21 mi3.10 mi12764+953602+433602+4312711(Top 50%)3594(Top 33%)3594(Top 410%)
15K9.32 mi3.11 mi12225+5393322+2803322+28011305(Top 44%)2850(Top 26%)2850(Top 325%)
20K12.43 mi3.11 mi11887+3383149+1733149+17311187(Top 44%)2908(Top 27%)2908(Top 332%)
Half13.11 mi0.68 mi11802+853116+333116+3310439(Top 41%)2529(Top 23%)2529(Top 289%)
25K15.53 mi2.42 mi11517+2852990+1262990+12610568(Top 41%)2762(Top 25%)2762(Top 315%)
30K18.64 mi3.11 mi11508+93096-1063096-10611722(Top 46%)3588(Top 33%)3588(Top 410%)
20M20.00 mi1.36 mi11410+983083+133083+1310657(Top 42%)3285(Top 30%)3285(Top 375%)
21M21.00 mi1.00 mi11321+893103-203103-2010700(Top 42%)3573(Top 33%)3573(Top 408%)
35K21.75 mi0.75 mi11216+1053083+203083+209798(Top 38%)3114(Top 29%)3114(Top 355%)
23M23.00 mi1.25 mi10890+3262978+1052978+1057104(Top 28%)1959(Top 18%)1959(Top 224%)
24M24.00 mi1.00 mi10646+2442897+812897+816760(Top 26%)1895(Top 17%)1895(Top 216%)
40K24.85 mi0.85 mi10444+2022847+502847+507193(Top 28%)2223(Top 20%)2223(Top 254%)
25.2M25.20 mi0.35 mi10366+782820+272820+276369(Top 25%)1900(Top 17%)1900(Top 217%)
Finish26.22 mi1.02 mi10326+402839-192839-1910198(Top 40%)3596(Top 33%)3596(Top 411%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 44%
×21stories
+97ft-345ft

Overall

11305

Females

2850

F55-59

2850

5K→10K

3.1 - 6.2 mi

Top 50%
×5stories
+79ft-138ft

Overall

12711

Females

3594

F55-59

3594

10K→15K

6.2 - 9.3 mi

Top 44%
×3stories
+67ft-78ft

Overall

11305

Females

2850

F55-59

2850

15K→20K

9.3 - 12.4 mi

Top 44%
×5stories
+106ft-86ft

Overall

11187

Females

2908

F55-59

2908

20K→Half

12.4 - 13.1 mi

Top 41%
×2stories
+19ft-37ft

Overall

10439

Females

2529

F55-59

2529

Half→25K

13.1 - 15.5 mi

Top 41%
×4stories
+66ft-88ft

Overall

10568

Females

2762

F55-59

2762

25K→30K

15.5 - 18.6 mi

Top 46%
×9stories
+181ft-148ft

Overall

11722

Females

3588

F55-59

3588

30K→20M

18.6 - 20.0 mi

Top 42%
×5stories
+64ft-50ft

Overall

10657

Females

3285

F55-59

3285

20M→21M

20.0 - 21.0 mi

Top 42%
×8stories
+106ft-24ft

Overall

10700

Females

3573

F55-59

3573

21M→35K

21.0 - 21.8 mi

Top 38%
×7stories
+17ft-86ft

Overall

9798

Females

3114

F55-59

3114

35K→23M

21.8 - 23.0 mi

Top 28%
×5stories
+23ft-63ft

Overall

7104

Females

1959

F55-59

1959

23M→24M

23.0 - 24.0 mi

Top 26%
×6stories
+12ft-82ft

Overall

6760

Females

1895

F55-59

1895

24M→40K

24.0 - 24.9 mi

Top 28%
×1story
+6ft-20ft

Overall

7193

Females

2223

F55-59

2223

40K→25.2M

24.9 - 25.2 mi

Top 25%
×1story
+13ft-16ft

Overall

6369

Females

1900

F55-59

1900

25.2M→Finish

25.2 - 26.2 mi

Top 40%
×2stories
+22ft-21ft

Overall

10198

Females

3596

F55-59

3596

Passing Analysis

Category:
Athletes Passed
3557*
Passed By
1024
Net Change
+2533
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#12859
5K → 10K328233+95#12859#12764
10K → 15K57031+539#12764#12225
15K → 20K40668+338#12225#11887
20K → Half9510+85#11887#11802
Half → 25K35772+285#11802#11517
25K → 30K306297+9#11517#11508
30K → 20M19092+98#11508#11410
20M → 21M18394+89#11410#11321
21M → 35K13429+105#11321#11216
35K → 23M34216+326#11216#10890
23M → 24M2495+244#10890#10646
24M → 40K208*6+202#10646#10444
40K → 25.2M846+78#10444#10366
25.2M → Finish10565+40#10366#10326
TOTALS3557*1024+2533

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

📊

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