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BOSTON MARATHON 2025

Hui Lin

Bib: 23326•F

ON

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Masters (Masters Women)
#0 / 6759
Top 44%
Division (F50-54)
#0 / 1303
Top 39%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
26:55
Rank: #20826
Start → 5K
26:55 | 8:40/mi
10K· 6.21 mi
53:30
Rank: #20447 (+379)
5K → 10K
26:35 | 8:33/mi
15K· 9.32 mi
1:19:32
Rank: #19877 (+570)
10K → 15K
26:02 | 8:23/mi
20K· 12.43 mi
1:46:16
Rank: #19587 (+290)
15K → 20K
26:44 | 8:36/mi
Half· 13.11 mi
1:52:00
Rank: #19545 (+42)
20K → Half
5:44 | 8:24/mi
25K· 15.53 mi
2:13:39
Rank: #19535 (+10)
Half → 25K
21:39 | 8:56/mi
30K· 18.64 mi
2:42:04
Rank: #19303 (+232)
25K → 30K
28:25 | 9:09/mi
20M
2:54:32
Rank: #19152 (+151)
30K → 20M
12:28 | 9:10/mi
21M
3:04:24
Rank: #19077 (+75)
20M → 21M
9:52 | 9:52/mi
35K· 21.75 mi
3:10:54
Rank: #18984 (+93)
21M → 35K
6:30 | 8:41/mi
23M
3:21:41
Rank: #18692 (+292)
35K → 23M
10:47 | 8:37/mi
24M
3:29:55
Rank: #18424 (+268)
23M → 24M
8:14 | 8:14/mi
40K· 24.85 mi
3:37:03
Rank: #18202 (+222)
24M → 40K
7:08 | 8:21/mi
25.2M
3:40:09
Rank: #18110 (+92)
40K → 25.2M
3:06 | 8:59/mi
Finish· 26.22 mi
3:48:19
Rank: #17917 (+193)
25.2M → Finish
8:10 | 8:01/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:52:00
Pace8:33 /mi
2nd Half
Distance13.11 mi
Time1:56:19
Pace8:52 /mi
📊Positive Split: 3.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:26:1726:558:4026:55
8:40
-
10K
6.21 mi11:52:5253:308:3726:35
8:33
-0:07
15K
9.32 mi12:18:541:19:328:3226:02
8:23
-0:10
20K
12.43 mi12:45:381:46:168:3326:44
8:36
+0:13
Half
13.11 mi12:51:221:52:008:335:44
8:24
-0:12
25K
15.53 mi13:13:012:13:398:3621:39
8:56
+0:32
30K
18.64 mi13:41:262:42:048:4228:25
9:09
+0:13
20M
20.00 mi13:53:542:54:328:4412:28
9:10
+0:01
21M
21.00 mi14:03:463:04:248:479:52
9:52
+0:42
35K
21.75 mi14:10:163:10:548:476:30
8:41
-1:11
23M
23.00 mi14:21:033:21:418:4610:47
8:37
-0:04
24M
24.00 mi14:29:173:29:558:458:14
8:14
-0:23
40K
24.85 mi14:36:253:37:038:447:08
8:21
+0:07
25.2M
25.20 mi14:39:313:40:098:443:06
8:59
+0:38
Finish
26.22 mi14:47:413:48:198:438:10
8:01
-0:58

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

8:01 /mi

Average Pace

8:43 /mi

Slowest Pace

9:52 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

49:34

22% of race

Time at Steady Pace

1:43:15

45% of race

Time at Slower Pace

1:15:30

33% of race

Average Pace: 8:42 /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 mi11:26:1726:558:4026:55
8:40
#20826
10K
6.21 mi11:52:5253:308:3726:35
8:33
#20447
15K
9.32 mi12:18:541:19:328:3226:02
8:23
#19877
20K
12.43 mi12:45:381:46:168:3326:44
8:36
#19587
Half
13.11 mi12:51:221:52:008:335:44
8:24
#19545
25K
15.53 mi13:13:012:13:398:3621:39
8:56
#19535
30K
18.64 mi13:41:262:42:048:4228:25
9:09
#19303
20M
20.00 mi13:53:542:54:328:4412:28
9:10
#19152
21M
21.00 mi14:03:463:04:248:479:52
9:52
#19077
35K
21.75 mi14:10:163:10:548:476:30
8:41
#18984
23M
23.00 mi14:21:033:21:418:4610:47
8:37
#18692
24M
24.00 mi14:29:173:29:558:458:14
8:14
#18424
40K
24.85 mi14:36:253:37:038:447:08
8:21
#18202
25.2M
25.20 mi14:39:313:40:098:443:06
8:59
#18110
Finish
26.22 mi14:47:413:48:198:438:10
8:01
#17917
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi208267983798318586(Top 65%)6652(Top 54%)6652(Top 511%)
10K6.21 mi3.10 mi20447+3797744+2397744+23920133(Top 71%)7536(Top 62%)7536(Top 578%)
15K9.32 mi3.11 mi19877+5707396+3487396+34818586(Top 65%)6652(Top 54%)6652(Top 511%)
20K12.43 mi3.11 mi19587+2907236+1607236+16018885(Top 66%)6843(Top 56%)6843(Top 525%)
Half13.11 mi0.68 mi19545+427217+197217+1918647(Top 66%)6706(Top 55%)6706(Top 515%)
25K15.53 mi2.42 mi19535+107216+17216+119577(Top 69%)7298(Top 60%)7298(Top 560%)
30K18.64 mi3.11 mi19303+2327130+867130+8618393(Top 65%)6779(Top 55%)6779(Top 520%)
20M20.00 mi1.36 mi19152+1517067+637067+6317668(Top 62%)6512(Top 53%)6512(Top 500%)
21M21.00 mi1.00 mi19077+757045+227045+2217786(Top 63%)6683(Top 55%)6683(Top 513%)
35K21.75 mi0.75 mi18984+937013+327013+3216654(Top 59%)6150(Top 50%)6150(Top 472%)
23M23.00 mi1.25 mi18692+2926880+1336880+13314052(Top 49%)4830(Top 39%)4830(Top 371%)
24M24.00 mi1.00 mi18424+2686749+1316749+13112856(Top 45%)4256(Top 35%)4256(Top 327%)
40K24.85 mi0.85 mi18202+2226656+936656+9312482(Top 44%)4191(Top 34%)4191(Top 322%)
25.2M25.20 mi0.35 mi18110+926615+416615+4111868(Top 42%)3944(Top 32%)3944(Top 303%)
Finish26.22 mi1.02 mi17917+1936522+936522+9313019(Top 46%)4455(Top 36%)4455(Top 342%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 65%
×21stories
+97ft-345ft

Overall

18586

Females

6652

F50-54

6652

5K→10K

3.1 - 6.2 mi

Top 71%
×5stories
+79ft-138ft

Overall

20133

Females

7536

F50-54

7536

10K→15K

6.2 - 9.3 mi

Top 65%
×3stories
+67ft-78ft

Overall

18586

Females

6652

F50-54

6652

15K→20K

9.3 - 12.4 mi

Top 66%
×5stories
+106ft-86ft

Overall

18885

Females

6843

F50-54

6843

20K→Half

12.4 - 13.1 mi

Top 66%
×2stories
+19ft-37ft

Overall

18647

Females

6706

F50-54

6706

Half→25K

13.1 - 15.5 mi

Top 69%
×4stories
+66ft-88ft

Overall

19577

Females

7298

F50-54

7298

25K→30K

15.5 - 18.6 mi

Top 65%
×9stories
+181ft-148ft

Overall

18393

Females

6779

F50-54

6779

30K→20M

18.6 - 20.0 mi

Top 62%
×5stories
+64ft-50ft

Overall

17668

Females

6512

F50-54

6512

20M→21M

20.0 - 21.0 mi

Top 63%
×8stories
+106ft-24ft

Overall

17786

Females

6683

F50-54

6683

21M→35K

21.0 - 21.8 mi

Top 59%
×7stories
+17ft-86ft

Overall

16654

Females

6150

F50-54

6150

35K→23M

21.8 - 23.0 mi

Top 49%
×5stories
+23ft-63ft

Overall

14052

Females

4830

F50-54

4830

23M→24M

23.0 - 24.0 mi

Top 45%
×6stories
+12ft-82ft

Overall

12856

Females

4256

F50-54

4256

24M→40K

24.0 - 24.9 mi

Top 44%
×1story
+6ft-20ft

Overall

12482

Females

4191

F50-54

4191

40K→25.2M

24.9 - 25.2 mi

Top 42%
×1story
+13ft-16ft

Overall

11868

Females

3944

F50-54

3944

25.2M→Finish

25.2 - 26.2 mi

Top 46%
×2stories
+22ft-21ft

Overall

13019

Females

4455

F50-54

4455

Passing Analysis

Category:
Athletes Passed
3531
Passed By
622
Net Change
+2909
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#20826
5K → 10K518139+379#20826#20447
10K → 15K59121+570#20447#19877
15K → 20K34858+290#19877#19587
20K → Half6119+42#19587#19545
Half → 25K170160+10#19545#19535
25K → 30K335103+232#19535#19303
30K → 20M18433+151#19303#19152
20M → 21M12954+75#19152#19077
21M → 35K11118+93#19077#18984
35K → 23M2975+292#18984#18692
23M → 24M2691+268#18692#18424
24M → 40K2253+222#18424#18202
40K → 25.2M942+92#18202#18110
25.2M → Finish1996+193#18110#17917
TOTALS3531622+2909
📊

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