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BOSTON MARATHON 2023

Hanlin Nie

Bib: 15138•M

IL

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 38%
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Top 42%
Division (M60-64)
#0 / 1110
Top 9%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ 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
7:42/mi
23:56
↑ 97↓ 3451.5%
10K· 6.21 mi
7:38/mi
47:38
↑ 79↓ 1380.4%
15K· 9.32 mi
7:40/mi
1:11:26
↑ 67↓ 78
20K· 12.43 mi
7:45/mi
1:35:31
↑ 106↓ 860.1%
Half· 13.11 mi
7:31/mi
1:40:39
↑ 19↓ 370.5%
25K· 15.53 mi
7:37/mi
1:59:08
↑ 66↓ 880.2%
30K· 18.64 mi
7:49/mi
2:23:25
↑ 181↓ 1480.2%
20M
8:02/mi
2:34:19
↑ 64↓ 500.2%
21M
8:02/mi
2:42:21
↑ 106↓ 241.6%
35K· 21.75 mi
7:34/mi
2:48:01
↑ 17↓ 861.7%
23M
7:55/mi
2:57:56
↑ 23↓ 630.6%
24M
7:37/mi
3:05:33
↓ 821.3%
40K· 24.85 mi
7:47/mi
3:12:12
↓ 200.3%
25.2M
8:25/mi
3:15:06
↑ 13↓ 160.2%
Finish· 26.22 mi
7:41/mi
3:22:56
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:40:39
Pace7:41 /mi
2nd Half
Distance13.11 mi
Time1:42:17
Pace7:48 /mi
📊Positive Split: 1.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:53:2923:567:4223:56
7:42
-
10K
6.21 mi11:17:1147:387:4023:42
7:38
-0:04
15K
9.32 mi11:40:591:11:267:4023:48
7:40
+0:02
20K
12.43 mi12:05:041:35:317:4124:05
7:45
+0:05
Half
13.11 mi12:10:121:40:397:415:08
7:31
-0:14
25K
15.53 mi12:28:411:59:087:4018:29
7:37
+0:06
30K
18.64 mi12:52:582:23:257:4224:17
7:49
+0:12
20M
20.00 mi13:03:522:34:197:4310:54
8:02
+0:13
21M
21.00 mi13:11:542:42:217:448:02
8:02
0:00
35K
21.75 mi13:17:342:48:017:445:40
7:34
-0:28
23M
23.00 mi13:27:292:57:567:449:55
7:55
+0:21
24M
24.00 mi13:35:063:05:337:447:37
7:37
-0:18
40K
24.85 mi13:41:453:12:127:446:39
7:47
+0:10
25.2M
25.20 mi13:44:393:15:067:452:54
8:25
+0:38
Finish
26.22 mi13:52:293:22:567:457:50
7:41
-0:44

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

7:31 /mi

Average Pace

7:45 /mi

Slowest Pace

8:25 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:20:02

99% of race

Time at Steady Pace

2:54

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:44 /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 mi10:53:2923:567:4223:56
7:42
#11467
10K
6.21 mi11:17:1147:387:4023:42
7:38
#11474
15K
9.32 mi11:40:591:11:267:4023:48
7:40
#11478
20K
12.43 mi12:05:041:35:317:4124:05
7:45
#11394
Half
13.11 mi12:10:121:40:397:415:08
7:31
#11343
25K
15.53 mi12:28:411:59:087:4018:29
7:37
#11049
30K
18.64 mi12:52:582:23:257:4224:17
7:49
#10716
20M
20.00 mi13:03:522:34:197:4310:54
8:02
#10690
21M
21.00 mi13:11:542:42:217:448:02
8:02
#10466
35K
21.75 mi13:17:342:48:017:445:40
7:34
#10391
23M
23.00 mi13:27:292:57:567:449:55
7:55
#10296
24M
24.00 mi13:35:063:05:337:447:37
7:37
#10178
40K
24.85 mi13:41:453:12:127:446:39
7:47
#10102
25.2M
25.20 mi13:44:393:15:067:452:54
8:25
#10061
Finish
26.22 mi13:52:293:22:567:457:50
7:41
#10032
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM60-64Seg. OverallSeg. MalesSeg. M60-64
5K3.11 mi3.11 mi114678879887911493(Top 43%)8852(Top 58%)8852(Top 797%)
10K6.21 mi3.10 mi11474-78867+128867+1211566(Top 43%)8912(Top 59%)8912(Top 803%)
15K9.32 mi3.11 mi11478-48874-78874-711493(Top 43%)8852(Top 58%)8852(Top 797%)
20K12.43 mi3.11 mi11394+848828+468828+4611303(Top 42%)8708(Top 57%)8708(Top 785%)
Half13.11 mi0.68 mi11343+518796+328796+3210376(Top 39%)8285(Top 55%)8285(Top 746%)
25K15.53 mi2.42 mi11049+2948652+1448652+1449722(Top 37%)7835(Top 52%)7835(Top 706%)
30K18.64 mi3.11 mi10716+3338440+2128440+2129484(Top 36%)7551(Top 50%)7551(Top 680%)
20M20.00 mi1.36 mi10690+268395+458395+4510481(Top 39%)7982(Top 53%)7982(Top 719%)
21M21.00 mi1.00 mi10466+2248262+1338262+1337502(Top 28%)6170(Top 41%)6170(Top 556%)
35K21.75 mi0.75 mi10391+758214+488214+489077(Top 34%)7120(Top 47%)7120(Top 641%)
23M23.00 mi1.25 mi10296+958139+758139+759204(Top 35%)7072(Top 47%)7072(Top 637%)
24M24.00 mi1.00 mi10178+1188053+868053+868509(Top 32%)6621(Top 44%)6621(Top 596%)
40K24.85 mi0.85 mi10102+767983+707983+708517(Top 32%)6569(Top 43%)6569(Top 592%)
25.2M25.20 mi0.35 mi10061+417946+377946+378933(Top 34%)6706(Top 44%)6706(Top 604%)
Finish26.22 mi1.02 mi10032+297910+367910+369873(Top 37%)7218(Top 48%)7218(Top 650%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 43%
×21story building
+97ft-345ft

Overall

11493

Males

8852

M60-64

8852

5K→10K

3.1 - 6.2 mi

Top 43%
×5story building
+79ft-138ft

Overall

11566

Males

8912

M60-64

8912

10K→15K

6.2 - 9.3 mi

Top 43%
×3story building
+67ft-78ft

Overall

11493

Males

8852

M60-64

8852

15K→20K

9.3 - 12.4 mi

Top 42%
×5story building
+106ft-86ft

Overall

11303

Males

8708

M60-64

8708

20K→Half

12.4 - 13.1 mi

Top 39%
×2story building
+19ft-37ft

Overall

10376

Males

8285

M60-64

8285

Half→25K

13.1 - 15.5 mi

Top 37%
×4story building
+66ft-88ft

Overall

9722

Males

7835

M60-64

7835

25K→30K

15.5 - 18.6 mi

Top 36%
×9story building
+181ft-148ft

Overall

9484

Males

7551

M60-64

7551

30K→20M

18.6 - 20.0 mi

Top 39%
×5story building
+64ft-50ft

Overall

10481

Males

7982

M60-64

7982

20M→21M

20.0 - 21.0 mi

Top 28%
×8story building
+106ft-24ft

Overall

7502

Males

6170

M60-64

6170

21M→35K

21.0 - 21.8 mi

Top 34%
×7story building
+17ft-86ft

Overall

9077

Males

7120

M60-64

7120

35K→23M

21.8 - 23.0 mi

Top 35%
×5story building
+23ft-63ft

Overall

9204

Males

7072

M60-64

7072

23M→24M

23.0 - 24.0 mi

Top 32%
×6story building
+12ft-82ft

Overall

8509

Males

6621

M60-64

6621

24M→40K

24.0 - 24.9 mi

Top 32%
×1story
+6ft-20ft

Overall

8517

Males

6569

M60-64

6569

40K→25.2M

24.9 - 25.2 mi

Top 34%
×1story
+13ft-16ft

Overall

8933

Males

6706

M60-64

6706

25.2M→Finish

25.2 - 26.2 mi

Top 37%
×2story building
+22ft-21ft

Overall

9873

Males

7218

M60-64

7218

Passing Analysis

Category:
Athletes Passed
2340*
Passed By
905
Net Change
+1435
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#11467
5K → 10K299306-7#11467#11474
10K → 15K186190-4#11474#11478
15K → 20K202118+84#11478#11394
20K → Half6110+51#11394#11343
Half → 25K30814+294#11343#11049
25K → 30K37441+333#11049#10716
30K → 20M90*64+26#10716#10690
20M → 21M2295+224#10690#10466
21M → 35K8813+75#10466#10391
35K → 23M12833+95#10391#10296
23M → 24M13618+118#10296#10178
24M → 40K10024+76#10178#10102
40K → 25.2M52*11+41#10102#10061
25.2M → Finish8758+29#10061#10032
TOTALS2340*905+1435

* 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