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BOSTON MARATHON 2023

Funan Shi

Bib: 19495•M

MA

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Division (M55-59)
#0 / 1422
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
26:23
Rank: #17492
Start → 5K
26:23 | 8:30/mi
10K· 6.21 mi
52:03
Rank: #17033 (+459)
5K → 10K
25:40 | 8:16/mi
15K· 9.32 mi
1:18:06
Rank: #17063 (-30)
10K → 15K
26:03 | 8:23/mi
20K· 12.43 mi
1:44:15
Rank: #16846 (+217)
15K → 20K
26:09 | 8:25/mi
Half· 13.11 mi
1:49:50
Rank: #16810 (+36)
20K → Half
5:35 | 8:11/mi
25K· 15.53 mi
2:10:03
Rank: #16549 (+261)
Half → 25K
20:13 | 8:20/mi
30K· 18.64 mi
2:36:38
Rank: #16167 (+382)
25K → 30K
26:35 | 8:33/mi
20M
2:48:39
Rank: #16118 (+49)
30K → 20M
12:01 | 8:51/mi
21M
2:57:30
Rank: #15877 (+241)
20M → 21M
8:51 | 8:51/mi
35K· 21.75 mi
3:03:40
Rank: #15776 (+101)
21M → 35K
6:10 | 8:15/mi
23M
3:14:30
Rank: #15654 (+122)
35K → 23M
10:50 | 8:39/mi
24M
3:22:56
Rank: #15575 (+79)
23M → 24M
8:26 | 8:26/mi
40K· 24.85 mi
3:30:21
Rank: #15531 (+44)
24M → 40K
7:25 | 8:40/mi
25.2M
3:33:36
Rank: #15531
40K → 25.2M
3:15 | 9:25/mi
Finish· 26.22 mi
3:42:04
Rank: #15460 (+71)
25.2M → Finish
8:28 | 8:19/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:49:50
Pace8:23 /mi
2nd Half
Distance13.11 mi
Time1:52:14
Pace8:34 /mi
📊Positive Split: 2.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:42:2426:238:3026:23
8:30
-
10K
6.21 mi12:08:0452:038:2325:40
8:16
-0:14
15K
9.32 mi12:34:071:18:068:2326:03
8:23
+0:07
20K
12.43 mi13:00:161:44:158:2326:09
8:25
+0:02
Half
13.11 mi13:05:511:49:508:235:35
8:11
-0:14
25K
15.53 mi13:26:042:10:038:2220:13
8:20
+0:09
30K
18.64 mi13:52:392:36:388:2426:35
8:33
+0:13
20M
20.00 mi14:04:402:48:398:2612:01
8:51
+0:18
21M
21.00 mi14:13:312:57:308:278:51
8:51
0:00
35K
21.75 mi14:19:413:03:408:276:10
8:15
-0:36
23M
23.00 mi14:30:313:14:308:2710:50
8:39
+0:24
24M
24.00 mi14:38:573:22:568:278:26
8:26
-0:13
40K
24.85 mi14:46:223:30:218:287:25
8:40
+0:14
25.2M
25.20 mi14:49:373:33:368:293:15
9:25
+0:45
Finish
26.22 mi14:58:053:42:048:298:28
8:19
-1:06

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

8:11 /mi

Average Pace

8:29 /mi

Slowest Pace

9:25 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:38:49

99% of race

Time at Steady Pace

3:15

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:28 /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 mi11:42:2426:238:3026:23
8:30
#17492
10K
6.21 mi12:08:0452:038:2325:40
8:16
#17033
15K
9.32 mi12:34:071:18:068:2326:03
8:23
#17063
20K
12.43 mi13:00:161:44:158:2326:09
8:25
#16846
Half
13.11 mi13:05:511:49:508:235:35
8:11
#16810
25K
15.53 mi13:26:042:10:038:2220:13
8:20
#16549
30K
18.64 mi13:52:392:36:388:2426:35
8:33
#16167
20M
20.00 mi14:04:402:48:398:2612:01
8:51
#16118
21M
21.00 mi14:13:312:57:308:278:51
8:51
#15877
35K
21.75 mi14:19:413:03:408:276:10
8:15
#15776
23M
23.00 mi14:30:313:14:308:2710:50
8:39
#15654
24M
24.00 mi14:38:573:22:568:278:26
8:26
#15575
40K
24.85 mi14:46:223:30:218:287:25
8:40
#15531
25.2M
25.20 mi14:49:373:33:368:293:15
9:25
#15531
Finish
26.22 mi14:58:053:42:048:298:28
8:19
#15460
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi17492112231122317046(Top 64%)11076(Top 73%)11076(Top 779%)
10K6.21 mi3.10 mi17033+45911076+14711076+14716643(Top 63%)10959(Top 72%)10959(Top 771%)
15K9.32 mi3.11 mi17063-3011099-2311099-2317046(Top 64%)11076(Top 73%)11076(Top 779%)
20K12.43 mi3.11 mi16846+21710994+10510994+10516335(Top 61%)10764(Top 71%)10764(Top 757%)
Half13.11 mi0.68 mi16810+3610985+910985+915626(Top 59%)10534(Top 69%)10534(Top 741%)
25K15.53 mi2.42 mi16549+26110863+12210863+12215172(Top 57%)10204(Top 67%)10204(Top 718%)
30K18.64 mi3.11 mi16167+38210662+20110662+20114650(Top 55%)9914(Top 65%)9914(Top 697%)
20M20.00 mi1.36 mi16118+4910631+3110631+3115709(Top 59%)10283(Top 68%)10283(Top 723%)
21M21.00 mi1.00 mi15877+24110515+11610515+11612500(Top 47%)8786(Top 58%)8786(Top 618%)
35K21.75 mi0.75 mi15776+10110454+6110454+6113727(Top 52%)9300(Top 61%)9300(Top 654%)
23M23.00 mi1.25 mi15654+12210374+8010374+8014071(Top 53%)9393(Top 62%)9393(Top 661%)
24M24.00 mi1.00 mi15575+7910324+5010324+5014066(Top 53%)9347(Top 62%)9347(Top 657%)
40K24.85 mi0.85 mi15531+4410304+2010304+2014355(Top 54%)9397(Top 62%)9397(Top 661%)
25.2M25.20 mi0.35 mi1553110299+510299+514774(Top 55%)9578(Top 63%)9578(Top 674%)
Finish26.22 mi1.02 mi15460+7110256+4310256+4314145(Top 53%)9311(Top 61%)9311(Top 655%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 64%
×21stories
+97ft-345ft

Overall

17046

Males

11076

M55-59

11076

5K→10K

3.1 - 6.2 mi

Top 63%
×5stories
+79ft-138ft

Overall

16643

Males

10959

M55-59

10959

10K→15K

6.2 - 9.3 mi

Top 64%
×3stories
+67ft-78ft

Overall

17046

Males

11076

M55-59

11076

15K→20K

9.3 - 12.4 mi

Top 61%
×5stories
+106ft-86ft

Overall

16335

Males

10764

M55-59

10764

20K→Half

12.4 - 13.1 mi

Top 59%
×2stories
+19ft-37ft

Overall

15626

Males

10534

M55-59

10534

Half→25K

13.1 - 15.5 mi

Top 57%
×4stories
+66ft-88ft

Overall

15172

Males

10204

M55-59

10204

25K→30K

15.5 - 18.6 mi

Top 55%
×9stories
+181ft-148ft

Overall

14650

Males

9914

M55-59

9914

30K→20M

18.6 - 20.0 mi

Top 59%
×5stories
+64ft-50ft

Overall

15709

Males

10283

M55-59

10283

20M→21M

20.0 - 21.0 mi

Top 47%
×8stories
+106ft-24ft

Overall

12500

Males

8786

M55-59

8786

21M→35K

21.0 - 21.8 mi

Top 52%
×7stories
+17ft-86ft

Overall

13727

Males

9300

M55-59

9300

35K→23M

21.8 - 23.0 mi

Top 53%
×5stories
+23ft-63ft

Overall

14071

Males

9393

M55-59

9393

23M→24M

23.0 - 24.0 mi

Top 53%
×6stories
+12ft-82ft

Overall

14066

Males

9347

M55-59

9347

24M→40K

24.0 - 24.9 mi

Top 54%
×1story
+6ft-20ft

Overall

14355

Males

9397

M55-59

9397

40K→25.2M

24.9 - 25.2 mi

Top 55%
×1story
+13ft-16ft

Overall

14774

Males

9578

M55-59

9578

25.2M→Finish

25.2 - 26.2 mi

Top 53%
×2stories
+22ft-21ft

Overall

14145

Males

9311

M55-59

9311

Passing Analysis

Category:
Athletes Passed
2757
Passed By
725
Net Change
+2032
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#17492
5K → 10K613154+459#17492#17033
10K → 15K177207-30#17033#17063
15K → 20K29780+217#17063#16846
20K → Half4711+36#16846#16810
Half → 25K28322+261#16810#16549
25K → 30K41836+382#16549#16167
30K → 20M10455+49#16167#16118
20M → 21M2432+241#16118#15877
21M → 35K11514+101#15877#15776
35K → 23M13816+122#15776#15654
23M → 24M10627+79#15654#15575
24M → 40K7834+44#15575#15531
40K → 25.2M30300#15531#15531
25.2M → Finish10837+71#15531#15460
TOTALS2757725+2032
📊

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