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BOSTON MARATHON 2023

Fu Chun Hsu

Bib: 2200•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 10%
Gender (Male)
#0 / 15176
Top 16%
Masters (Masters Men)
#0 / 9891
Top 6%
Division (M40-44)
#0 / 2241
Top 15%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
19:59
Rank: #1950
Start → 5K
19:59 | 6:26/mi
10K· 6.21 mi
40:06
Rank: #2251 (-301)
5K → 10K
20:07 | 6:28/mi
15K· 9.32 mi
1:00:23
Rank: #2434 (-183)
10K → 15K
20:17 | 6:32/mi
20K· 12.43 mi
1:20:47
Rank: #2453 (-19)
15K → 20K
20:24 | 6:34/mi
Half· 13.11 mi
1:25:12
Rank: #2455 (-2)
20K → Half
4:25 | 6:28/mi
25K· 15.53 mi
1:41:18
Rank: #2521 (-66)
Half → 25K
16:06 | 6:38/mi
30K· 18.64 mi
2:02:38
Rank: #2628 (-107)
25K → 30K
21:20 | 6:52/mi
20M
2:11:53
Rank: #2616 (+12)
30K → 20M
9:15 | 6:48/mi
21M
2:19:05
Rank: #2586 (+30)
20M → 21M
7:12 | 7:12/mi
35K· 21.75 mi
2:23:57
Rank: #2568 (+18)
21M → 35K
4:52 | 6:30/mi
23M
2:32:26
Rank: #2510 (+58)
35K → 23M
8:29 | 6:47/mi
24M
2:39:00
Rank: #2486 (+24)
23M → 24M
6:34 | 6:34/mi
40K· 24.85 mi
2:44:55
Rank: #2502 (-16)
24M → 40K
5:55 | 6:55/mi
25.2M
2:47:32
Rank: #2533 (-31)
40K → 25.2M
2:37 | 7:35/mi
Finish· 26.22 mi
2:54:26
Rank: #2569 (-36)
25.2M → Finish
6:54 | 6:46/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:25:12
Pace6:30 /mi
2nd Half
Distance13.11 mi
Time1:29:14
Pace6:48 /mi
📊Positive Split: 4.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:20:4119:596:2619:59
6:26
-
10K
6.21 mi10:40:4840:066:2720:07
6:28
+0:02
15K
9.32 mi11:01:051:00:236:2920:17
6:32
+0:04
20K
12.43 mi11:21:291:20:476:3020:24
6:34
+0:02
Half
13.11 mi11:25:541:25:126:304:25
6:28
-0:06
25K
15.53 mi11:42:001:41:186:3116:06
6:38
+0:10
30K
18.64 mi12:03:202:02:386:3521:20
6:52
+0:14
20M
20.00 mi12:12:352:11:536:369:15
6:48
-0:04
21M
21.00 mi12:19:472:19:056:377:12
7:12
+0:24
35K
21.75 mi12:24:392:23:576:374:52
6:30
-0:42
23M
23.00 mi12:33:082:32:266:388:29
6:47
+0:17
24M
24.00 mi12:39:422:39:006:386:34
6:34
-0:13
40K
24.85 mi12:45:372:44:556:385:55
6:55
+0:21
25.2M
25.20 mi12:48:142:47:326:392:37
7:35
+0:40
Finish
26.22 mi12:55:082:54:266:396:54
6:46
-0:49

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

6:26 /mi

Average Pace

6:39 /mi

Slowest Pace

7:35 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:44:37

94% of race

Time at Steady Pace

9:49

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:39 /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 mi10:20:4119:596:2619:59
6:26
#1950
10K
6.21 mi10:40:4840:066:2720:07
6:28
#2251
15K
9.32 mi11:01:051:00:236:2920:17
6:32
#2434
20K
12.43 mi11:21:291:20:476:3020:24
6:34
#2453
Half
13.11 mi11:25:541:25:126:304:25
6:28
#2455
25K
15.53 mi11:42:001:41:186:3116:06
6:38
#2521
30K
18.64 mi12:03:202:02:386:3521:20
6:52
#2628
20M
20.00 mi12:12:352:11:536:369:15
6:48
#2616
21M
21.00 mi12:19:472:19:056:377:12
7:12
#2586
35K
21.75 mi12:24:392:23:576:374:52
6:30
#2568
23M
23.00 mi12:33:082:32:266:388:29
6:47
#2510
24M
24.00 mi12:39:422:39:006:386:34
6:34
#2486
40K
24.85 mi12:45:372:44:556:385:55
6:55
#2502
25.2M
25.20 mi12:48:142:47:326:392:37
7:35
#2533
Finish
26.22 mi12:55:082:54:266:396:54
6:46
#2569
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi1950186118612810(Top 11%)2686(Top 18%)2686(Top 120%)
10K6.21 mi3.10 mi2251-3012152-2912152-2912645(Top 10%)2529(Top 17%)2529(Top 113%)
15K9.32 mi3.11 mi2434-1832328-1762328-1762810(Top 11%)2686(Top 18%)2686(Top 120%)
20K12.43 mi3.11 mi2453-192350-222350-222643(Top 10%)2527(Top 17%)2527(Top 113%)
Half13.11 mi0.68 mi2455-22352-22352-22612(Top 10%)2506(Top 17%)2506(Top 112%)
25K15.53 mi2.42 mi2521-662414-622414-622937(Top 11%)2804(Top 18%)2804(Top 125%)
30K18.64 mi3.11 mi2628-1072509-952509-953411(Top 13%)3207(Top 21%)3207(Top 143%)
20M20.00 mi1.36 mi2616+122499+102499+102839(Top 11%)2674(Top 18%)2674(Top 119%)
21M21.00 mi1.00 mi2586+302474+252474+253067(Top 12%)2871(Top 19%)2871(Top 128%)
35K21.75 mi0.75 mi2568+182455+192455+192434(Top 9%)2306(Top 15%)2306(Top 103%)
23M23.00 mi1.25 mi2510+582401+542401+542506(Top 9%)2352(Top 15%)2352(Top 105%)
24M24.00 mi1.00 mi2486+242378+232378+232384(Top 9%)2227(Top 15%)2227(Top 99%)
40K24.85 mi0.85 mi2502-162389-112389-113399(Top 13%)3100(Top 20%)3100(Top 138%)
25.2M25.20 mi0.35 mi2533-312417-282417-284239(Top 16%)3709(Top 24%)3709(Top 166%)
Finish26.22 mi1.02 mi2569-362449-322449-323868(Top 15%)3424(Top 23%)3424(Top 153%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 11%
×21stories
+97ft-345ft

Overall

2810

Males

2686

M40-44

2686

5K→10K

3.1 - 6.2 mi

Top 10%
×5stories
+79ft-138ft

Overall

2645

Males

2529

M40-44

2529

10K→15K

6.2 - 9.3 mi

Top 11%
×3stories
+67ft-78ft

Overall

2810

Males

2686

M40-44

2686

15K→20K

9.3 - 12.4 mi

Top 10%
×5stories
+106ft-86ft

Overall

2643

Males

2527

M40-44

2527

20K→Half

12.4 - 13.1 mi

Top 10%
×2stories
+19ft-37ft

Overall

2612

Males

2506

M40-44

2506

Half→25K

13.1 - 15.5 mi

Top 11%
×4stories
+66ft-88ft

Overall

2937

Males

2804

M40-44

2804

25K→30K

15.5 - 18.6 mi

Top 13%
×9stories
+181ft-148ft

Overall

3411

Males

3207

M40-44

3207

30K→20M

18.6 - 20.0 mi

Top 11%
×5stories
+64ft-50ft

Overall

2839

Males

2674

M40-44

2674

20M→21M

20.0 - 21.0 mi

Top 12%
×8stories
+106ft-24ft

Overall

3067

Males

2871

M40-44

2871

21M→35K

21.0 - 21.8 mi

Top 9%
×7stories
+17ft-86ft

Overall

2434

Males

2306

M40-44

2306

35K→23M

21.8 - 23.0 mi

Top 9%
×5stories
+23ft-63ft

Overall

2506

Males

2352

M40-44

2352

23M→24M

23.0 - 24.0 mi

Top 9%
×6stories
+12ft-82ft

Overall

2384

Males

2227

M40-44

2227

24M→40K

24.0 - 24.9 mi

Top 13%
×1story
+6ft-20ft

Overall

3399

Males

3100

M40-44

3100

40K→25.2M

24.9 - 25.2 mi

Top 16%
×1story
+13ft-16ft

Overall

4239

Males

3709

M40-44

3709

25.2M→Finish

25.2 - 26.2 mi

Top 15%
×2stories
+22ft-21ft

Overall

3868

Males

3424

M40-44

3424

Passing Analysis

Category:
Athletes Passed
480
Passed By
1099
Net Change
-619
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1950
5K → 10K22323-301#1950#2251
10K → 15K26209-183#2251#2434
15K → 20K5776-19#2434#2453
20K → Half911-2#2453#2455
Half → 25K3298-66#2455#2521
25K → 30K40147-107#2521#2628
30K → 20M4735+12#2628#2616
20M → 21M5121+30#2616#2586
21M → 35K268+18#2586#2568
35K → 23M7416+58#2568#2510
23M → 24M3713+24#2510#2486
24M → 40K2541-16#2486#2502
40K → 25.2M1243-31#2502#2533
25.2M → Finish2258-36#2533#2569
TOTALS4801099-619
📊

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