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BOSTON MARATHON 2024

Qingjun Gao

Bib: 12305•F

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Top 39%
Gender (Female)
#0 / 10924
Top 25%
Masters (Masters Women)
#0 / 6263
Top 13%
Division (F45-49)
#0 / 1753
Top 15%
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
7:50/mi
24:20
↑ 97↓ 3451.5%
10K· 6.21 mi
7:56/mi
48:58
↑ 79↓ 1380.4%
15K· 9.32 mi
7:58/mi
1:13:44
↑ 67↓ 78
20K· 12.43 mi
8:10/mi
1:39:06
↑ 106↓ 860.1%
Half· 13.11 mi
8:02/mi
1:44:35
↑ 19↓ 370.5%
25K· 15.53 mi
8:11/mi
2:04:26
↑ 66↓ 880.2%
30K· 18.64 mi
8:22/mi
2:30:27
↑ 181↓ 1480.2%
20M
8:17/mi
2:41:43
↑ 64↓ 500.2%
21M
8:28/mi
2:50:11
↑ 106↓ 241.6%
35K· 21.75 mi
7:57/mi
2:56:08
↑ 17↓ 861.7%
23M
8:10/mi
3:06:21
↑ 23↓ 630.6%
24M
7:59/mi
3:14:20
↓ 821.3%
40K· 24.85 mi
7:58/mi
3:21:09
↓ 200.3%
25.2M
8:51/mi
3:24:12
↑ 13↓ 160.2%
Finish· 26.22 mi
7:39/mi
3:32:00
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:44:35
Pace7:59 /mi
2nd Half
Distance13.11 mi
Time1:47:25
Pace8:12 /mi
📊Positive Split: 2.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:52:2624:207:5024:20
7:50
-
10K
6.21 mi11:17:0448:587:5324:38
7:56
+0:06
15K
9.32 mi11:41:501:13:447:5524:46
7:58
+0:02
20K
12.43 mi12:07:121:39:067:5825:22
8:10
+0:12
Half
13.11 mi12:12:411:44:357:595:29
8:02
-0:08
25K
15.53 mi12:32:322:04:268:0119:51
8:11
+0:09
30K
18.64 mi12:58:332:30:278:0426:01
8:22
+0:11
20M
20.00 mi13:09:492:41:438:0511:16
8:17
-0:05
21M
21.00 mi13:18:172:50:118:068:28
8:28
+0:11
35K
21.75 mi13:24:142:56:088:065:57
7:57
-0:31
23M
23.00 mi13:34:273:06:218:0610:13
8:10
+0:13
24M
24.00 mi13:42:263:14:208:067:59
7:59
-0:11
40K
24.85 mi13:49:153:21:098:066:49
7:58
-0:01
25.2M
25.20 mi13:52:183:24:128:063:03
8:51
+0:53
Finish
26.22 mi14:00:063:32:008:057:48
7:39
-1:12

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

7:39 /mi

Average Pace

8:05 /mi

Slowest Pace

8:51 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:20:29

95% of race

Time at Steady Pace

11:31

5% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:05 /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 mi10:52:2624:207:5024:20
7:50
#13375
10K
6.21 mi11:17:0448:587:5324:38
7:56
#13488
15K
9.32 mi11:41:501:13:447:5524:46
7:58
#13400
20K
12.43 mi12:07:121:39:067:5825:22
8:10
#13229
Half
13.11 mi12:12:411:44:357:595:29
8:02
#13194
25K
15.53 mi12:32:322:04:268:0119:51
8:11
#12800
30K
18.64 mi12:58:332:30:278:0426:01
8:22
#12152
20M
20.00 mi13:09:492:41:438:0511:16
8:17
#11797
21M
21.00 mi13:18:172:50:118:068:28
8:28
#11357
35K
21.75 mi13:24:142:56:088:065:57
7:57
#11169
23M
23.00 mi13:34:273:06:218:0610:13
8:10
#10809
24M
24.00 mi13:42:263:14:208:067:59
7:59
#10553
40K
24.85 mi13:49:153:21:098:066:49
7:58
#10317
25.2M
25.20 mi13:52:183:24:128:063:03
8:51
#10215
Finish
26.22 mi14:00:063:32:008:057:48
7:39
#10039
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi133753935393513273(Top 52%)3965(Top 36%)3965(Top 226%)
10K6.21 mi3.10 mi13488-1134030-954030-9513686(Top 54%)4162(Top 38%)4162(Top 237%)
15K9.32 mi3.11 mi13400+883986+443986+4413273(Top 52%)3965(Top 36%)3965(Top 226%)
20K12.43 mi3.11 mi13229+1713921+653921+6512931(Top 51%)3814(Top 35%)3814(Top 218%)
Half13.11 mi0.68 mi13194+353906+153906+1513092(Top 51%)3960(Top 36%)3960(Top 226%)
25K15.53 mi2.42 mi12800+3943706+2003706+20011302(Top 44%)3125(Top 29%)3125(Top 178%)
30K18.64 mi3.11 mi12152+6483439+2673439+2679986(Top 39%)2708(Top 25%)2708(Top 154%)
20M20.00 mi1.36 mi11797+3553293+1463293+1468372(Top 33%)2180(Top 20%)2180(Top 124%)
21M21.00 mi1.00 mi11357+4403122+1713122+1716113(Top 24%)1362(Top 12%)1362(Top 78%)
35K21.75 mi0.75 mi11169+1883060+623060+627582(Top 30%)2048(Top 19%)2048(Top 117%)
23M23.00 mi1.25 mi10809+3602934+1262934+1266613(Top 26%)1738(Top 16%)1738(Top 99%)
24M24.00 mi1.00 mi10553+2562851+832851+836598(Top 26%)1820(Top 17%)1820(Top 104%)
40K24.85 mi0.85 mi10317+2362777+742777+745720(Top 22%)1540(Top 14%)1540(Top 88%)
25.2M25.20 mi0.35 mi10215+1022745+322745+325950(Top 23%)1723(Top 16%)1723(Top 98%)
Finish26.22 mi1.02 mi10039+1762694+512694+516528(Top 26%)1914(Top 18%)1914(Top 109%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 52%
×21story building
+97ft-345ft

Overall

13273

Females

3965

F45-49

3965

5K→10K

3.1 - 6.2 mi

Top 54%
×5story building
+79ft-138ft

Overall

13686

Females

4162

F45-49

4162

10K→15K

6.2 - 9.3 mi

Top 52%
×3story building
+67ft-78ft

Overall

13273

Females

3965

F45-49

3965

15K→20K

9.3 - 12.4 mi

Top 51%
×5story building
+106ft-86ft

Overall

12931

Females

3814

F45-49

3814

20K→Half

12.4 - 13.1 mi

Top 51%
×2story building
+19ft-37ft

Overall

13092

Females

3960

F45-49

3960

Half→25K

13.1 - 15.5 mi

Top 44%
×4story building
+66ft-88ft

Overall

11302

Females

3125

F45-49

3125

25K→30K

15.5 - 18.6 mi

Top 39%
×9story building
+181ft-148ft

Overall

9986

Females

2708

F45-49

2708

30K→20M

18.6 - 20.0 mi

Top 33%
×5story building
+64ft-50ft

Overall

8372

Females

2180

F45-49

2180

20M→21M

20.0 - 21.0 mi

Top 24%
×8story building
+106ft-24ft

Overall

6113

Females

1362

F45-49

1362

21M→35K

21.0 - 21.8 mi

Top 30%
×7story building
+17ft-86ft

Overall

7582

Females

2048

F45-49

2048

35K→23M

21.8 - 23.0 mi

Top 26%
×5story building
+23ft-63ft

Overall

6613

Females

1738

F45-49

1738

23M→24M

23.0 - 24.0 mi

Top 26%
×6story building
+12ft-82ft

Overall

6598

Females

1820

F45-49

1820

24M→40K

24.0 - 24.9 mi

Top 22%
×1story
+6ft-20ft

Overall

5720

Females

1540

F45-49

1540

40K→25.2M

24.9 - 25.2 mi

Top 23%
×1story
+13ft-16ft

Overall

5950

Females

1723

F45-49

1723

25.2M→Finish

25.2 - 26.2 mi

Top 26%
×2story building
+22ft-21ft

Overall

6528

Females

1914

F45-49

1914

Passing Analysis

Category:
Athletes Passed
4236*
Passed By
900
Net Change
+3336
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#13375
5K → 10K258371-113#13375#13488
10K → 15K269181+88#13488#13400
15K → 20K337166+171#13400#13229
20K → Half7641+35#13229#13194
Half → 25K45763+394#13194#12800
25K → 30K68133+648#12800#12152
30K → 20M36611+355#12152#11797
20M → 21M4422+440#11797#11357
21M → 35K1957+188#11357#11169
35K → 23M3666+360#11169#10809
23M → 24M2648+256#10809#10553
24M → 40K238*2+236#10553#10317
40K → 25.2M1053+102#10317#10215
25.2M → Finish1826+176#10215#10039
TOTALS4236*900+3336

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

📊

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