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BOSTON MARATHON 2024

Guangzhi Gao

Bib: 30584•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Gender (Male)
#0 / 14578
Masters (Masters Men)
#0 / 9729
Division (M50-54)
#0 / 1935
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
10:17/mi
31:57
↑ 97↓ 3451.5%
10K· 6.21 mi
10:26/mi
1:04:23
↑ 79↓ 1380.4%
15K· 9.32 mi
10:50/mi
1:38:01
↑ 67↓ 78
20K· 12.43 mi
11:12/mi
2:12:50
↑ 106↓ 860.1%
Half· 13.11 mi
10:14/mi
2:19:49
↑ 19↓ 370.5%
25K· 15.53 mi
10:59/mi
2:46:28
↑ 66↓ 880.2%
30K· 18.64 mi
11:34/mi
3:22:24
↑ 181↓ 1480.2%
20M
11:49/mi
3:38:28
↑ 64↓ 500.2%
21M
13:10/mi
3:51:38
↑ 106↓ 241.6%
35K· 21.75 mi
11:22/mi
4:00:08
↑ 17↓ 861.7%
23M
11:30/mi
4:14:32
↑ 23↓ 630.6%
24M
11:44/mi
4:26:16
↓ 821.3%
40K· 24.85 mi
12:37/mi
4:37:03
↓ 200.3%
25.2M
12:22/mi
4:41:19
↑ 13↓ 160.2%
Finish· 26.22 mi
11:50/mi
4:53:23
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:19:49
Pace10:40 /mi
2nd Half
Distance13.11 mi
Time2:33:34
Pace11:43 /mi
📊Positive Split: 9.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:59:1431:5710:1731:57
10:17
-
10K
6.21 mi12:31:401:04:2310:2232:26
10:26
+0:09
15K
9.32 mi13:05:181:38:0110:3133:38
10:50
+0:24
20K
12.43 mi13:40:072:12:5010:4134:49
11:12
+0:22
Half
13.11 mi13:47:062:19:4910:406:59
10:14
-0:58
25K
15.53 mi14:13:452:46:2810:4326:39
10:59
+0:45
30K
18.64 mi14:49:413:22:2410:5135:56
11:34
+0:35
20M
20.00 mi15:05:453:38:2810:5516:04
11:49
+0:15
21M
21.00 mi15:18:553:51:3811:0213:10
13:10
+1:21
35K
21.75 mi15:27:254:00:0811:028:30
11:22
-1:48
23M
23.00 mi15:41:494:14:3211:0414:24
11:30
+0:08
24M
24.00 mi15:53:334:26:1611:0611:44
11:44
+0:14
40K
24.85 mi16:04:204:37:0311:0910:47
12:37
+0:53
25.2M
25.20 mi16:08:364:41:1911:104:16
12:22
-0:15
Finish
26.22 mi16:20:404:53:2311:1212:04
11:50
-0:32

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

10:14 /mi

Average Pace

11:12 /mi

Slowest Pace

13:10 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:11:39

45% of race

Time at Steady Pace

2:13:31

46% of race

Time at Slower Pace

28:13

10% of race

Average Pace: 11:11 /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 mi11:59:1431:5710:1731:57
10:17
#23606
10K
6.21 mi12:31:401:04:2310:2232:26
10:26
#23496
15K
9.32 mi13:05:181:38:0110:3133:38
10:50
#23494
20K
12.43 mi13:40:072:12:5010:4134:49
11:12
#23399
Half
13.11 mi13:47:062:19:4910:406:59
10:14
#23341
25K
15.53 mi14:13:452:46:2810:4326:39
10:59
#23026
30K
18.64 mi14:49:413:22:2410:5135:56
11:34
#22685
20M
20.00 mi15:05:453:38:2810:5516:04
11:49
#22589
21M
21.00 mi15:18:553:51:3811:0213:10
13:10
#22504
35K
21.75 mi15:27:254:00:0811:028:30
11:22
#22444
23M
23.00 mi15:41:494:14:3211:0414:24
11:30
#22313
24M
24.00 mi15:53:334:26:1611:0611:44
11:44
#22225
40K
24.85 mi16:04:204:37:0311:0910:47
12:37
#22209
25.2M
25.20 mi16:08:364:41:1911:104:16
12:22
#22173
Finish
26.22 mi16:20:404:53:2311:1212:04
11:50
#22199
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi23606138401384023495(Top 92%)13761(Top 94%)13761(Top 711%)
10K6.21 mi3.10 mi23496+11013778+6213778+6223415(Top 92%)13719(Top 94%)13719(Top 709%)
15K9.32 mi3.11 mi23494+213770+813770+823495(Top 92%)13761(Top 94%)13761(Top 711%)
20K12.43 mi3.11 mi23399+9513708+6213708+6222981(Top 90%)13493(Top 93%)13493(Top 697%)
Half13.11 mi0.68 mi23341+5813678+3013678+3022062(Top 86%)13017(Top 89%)13017(Top 673%)
25K15.53 mi2.42 mi23026+31513512+16613512+16621474(Top 84%)12703(Top 87%)12703(Top 656%)
30K18.64 mi3.11 mi22685+34113313+19913313+19921147(Top 83%)12394(Top 85%)12394(Top 641%)
20M20.00 mi1.36 mi22589+9613253+6013253+6021035(Top 82%)12229(Top 84%)12229(Top 632%)
21M21.00 mi1.00 mi22504+8513198+5513198+5521030(Top 82%)12181(Top 84%)12181(Top 630%)
35K21.75 mi0.75 mi22444+6013156+4213156+4220564(Top 80%)11903(Top 82%)11903(Top 615%)
23M23.00 mi1.25 mi22313+13113073+8313073+8319640(Top 77%)11386(Top 78%)11386(Top 588%)
24M24.00 mi1.00 mi22225+8813010+6313010+6320871(Top 82%)11963(Top 82%)11963(Top 618%)
40K24.85 mi0.85 mi22209+1612982+2812982+2821607(Top 85%)12289(Top 84%)12289(Top 635%)
25.2M25.20 mi0.35 mi22173+3612960+2212960+2218223(Top 71%)10559(Top 72%)10559(Top 546%)
Finish26.22 mi1.02 mi22199-2612957+312957+323017(Top 90%)13024(Top 89%)13024(Top 673%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 92%
×21story building
+97ft-345ft

Overall

23495

Males

13761

M50-54

13761

5K→10K

3.1 - 6.2 mi

Top 92%
×5story building
+79ft-138ft

Overall

23415

Males

13719

M50-54

13719

10K→15K

6.2 - 9.3 mi

Top 92%
×3story building
+67ft-78ft

Overall

23495

Males

13761

M50-54

13761

15K→20K

9.3 - 12.4 mi

Top 90%
×5story building
+106ft-86ft

Overall

22981

Males

13493

M50-54

13493

20K→Half

12.4 - 13.1 mi

Top 86%
×2story building
+19ft-37ft

Overall

22062

Males

13017

M50-54

13017

Half→25K

13.1 - 15.5 mi

Top 84%
×4story building
+66ft-88ft

Overall

21474

Males

12703

M50-54

12703

25K→30K

15.5 - 18.6 mi

Top 83%
×9story building
+181ft-148ft

Overall

21147

Males

12394

M50-54

12394

30K→20M

18.6 - 20.0 mi

Top 82%
×5story building
+64ft-50ft

Overall

21035

Males

12229

M50-54

12229

20M→21M

20.0 - 21.0 mi

Top 82%
×8story building
+106ft-24ft

Overall

21030

Males

12181

M50-54

12181

21M→35K

21.0 - 21.8 mi

Top 80%
×7story building
+17ft-86ft

Overall

20564

Males

11903

M50-54

11903

35K→23M

21.8 - 23.0 mi

Top 77%
×5story building
+23ft-63ft

Overall

19640

Males

11386

M50-54

11386

23M→24M

23.0 - 24.0 mi

Top 82%
×6story building
+12ft-82ft

Overall

20871

Males

11963

M50-54

11963

24M→40K

24.0 - 24.9 mi

Top 85%
×1story
+6ft-20ft

Overall

21607

Males

12289

M50-54

12289

40K→25.2M

24.9 - 25.2 mi

Top 71%
×1story
+13ft-16ft

Overall

18223

Males

10559

M50-54

10559

25.2M→Finish

25.2 - 26.2 mi

Top 90%
×2story building
+22ft-21ft

Overall

23017

Males

13024

M50-54

13024

Passing Analysis

Category:
Athletes Passed
2015
Passed By
608
Net Change
+1407
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#23606
5K → 10K253143+110#23606#23496
10K → 15K150148+2#23496#23494
15K → 20K18287+95#23494#23399
20K → Half635+58#23399#23341
Half → 25K3227+315#23341#23026
25K → 30K36322+341#23026#22685
30K → 20M12630+96#22685#22589
20M → 21M10520+85#22589#22504
21M → 35K7818+60#22504#22444
35K → 23M1365+131#22444#22313
23M → 24M10113+88#22313#22225
24M → 40K5438+16#22225#22209
40K → 25.2M459+36#22209#22173
25.2M → Finish3763-26#22173#22199
TOTALS2015608+1407
📊

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