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BOSTON MARATHON 2025

Chin Chiu Luo

Bib: 28808•F

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Masters (Masters Women)
#0 / 6759
Division (F60-64)
#0 / 624
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
31:00
Rank: #25512
Start → 5K
31:00 | 9:59/mi
10K· 6.21 mi
1:02:49
Rank: #25673 (-161)
5K → 10K
31:49 | 10:14/mi
15K· 9.32 mi
1:36:23
Rank: #25982 (-309)
10K → 15K
33:34 | 10:48/mi
20K· 12.43 mi
2:14:04
Rank: #26466 (-484)
15K → 20K
37:41 | 12:08/mi
Half· 13.11 mi
2:21:39
Rank: #26481 (-15)
20K → Half
7:35 | 11:07/mi
25K· 15.53 mi
2:52:57
Rank: #26690 (-209)
Half → 25K
31:18 | 12:55/mi
30K· 18.64 mi
3:32:27
Rank: #26649 (+41)
25K → 30K
39:30 | 12:43/mi
20M
3:48:22
Rank: #26538 (+111)
30K → 20M
15:55 | 11:43/mi
21M
4:02:15
Rank: #26522 (+16)
20M → 21M
13:53 | 13:53/mi
35K· 21.75 mi
4:11:09
Rank: #26492 (+30)
21M → 35K
8:54 | 11:54/mi
23M
4:26:24
Rank: #26442 (+50)
35K → 23M
15:15 | 12:11/mi
24M
4:38:00
Rank: #26403 (+39)
23M → 24M
11:36 | 11:36/mi
40K· 24.85 mi
4:48:02
Rank: #26344 (+59)
24M → 40K
10:02 | 11:44/mi
25.2M
4:53:02
Rank: #26363 (-19)
40K → 25.2M
5:00 | 14:30/mi
Finish· 26.22 mi
5:04:43
Rank: #26365 (-2)
25.2M → Finish
11:41 | 11:28/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:21:39
Pace10:48 /mi
2nd Half
Distance13.11 mi
Time2:43:04
Pace12:26 /mi
📊Positive Split: 15.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:49:3931:009:5931:00
9:59
-
10K
6.21 mi12:21:281:02:4910:0731:49
10:14
+0:15
15K
9.32 mi12:55:021:36:2310:2033:34
10:48
+0:34
20K
12.43 mi13:32:432:14:0410:4737:41
12:08
+1:20
Half
13.11 mi13:40:182:21:3910:487:35
11:07
-1:01
25K
15.53 mi14:11:362:52:5711:0831:18
12:55
+1:48
30K
18.64 mi14:51:063:32:2711:2439:30
12:43
-0:12
20M
20.00 mi15:07:013:48:2211:2515:55
11:43
-1:00
21M
21.00 mi15:20:544:02:1511:3213:53
13:53
+2:10
35K
21.75 mi15:29:484:11:0911:338:54
11:54
-1:59
23M
23.00 mi15:45:034:26:2411:3515:15
12:11
+0:17
24M
24.00 mi15:56:394:38:0011:3511:36
11:36
-0:35
40K
24.85 mi16:06:414:48:0211:3510:02
11:44
+0:08
25.2M
25.20 mi16:11:414:53:0211:385:00
14:30
+2:46
Finish
26.22 mi16:23:225:04:4311:3811:41
11:28
-3:02

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

9:59 /mi

Average Pace

11:38 /mi

Slowest Pace

14:30 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:43:58

34% of race

Time at Steady Pace

1:51:04

36% of race

Time at Slower Pace

1:29:41

29% of race

Average Pace: 11:37 /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 mi11:49:3931:009:5931:00
9:59
#25512
10K
6.21 mi12:21:281:02:4910:0731:49
10:14
#25673
15K
9.32 mi12:55:021:36:2310:2033:34
10:48
#25982
20K
12.43 mi13:32:432:14:0410:4737:41
12:08
#26466
Half
13.11 mi13:40:182:21:3910:487:35
11:07
#26481
25K
15.53 mi14:11:362:52:5711:0831:18
12:55
#26690
30K
18.64 mi14:51:063:32:2711:2439:30
12:43
#26649
20M
20.00 mi15:07:013:48:2211:2515:55
11:43
#26538
21M
21.00 mi15:20:544:02:1511:3213:53
13:53
#26522
35K
21.75 mi15:29:484:11:0911:338:54
11:54
#26492
23M
23.00 mi15:45:034:26:2411:3515:15
12:11
#26442
24M
24.00 mi15:56:394:38:0011:3511:36
11:36
#26403
40K
24.85 mi16:06:414:48:0211:3510:02
11:44
#26344
25.2M
25.20 mi16:11:414:53:0211:385:00
14:30
#26363
Finish
26.22 mi16:23:225:04:4311:3811:41
11:28
#26365
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF60-64Seg. OverallSeg. FemalesSeg. F60-64
5K3.11 mi3.11 mi25512104881048826418(Top 93%)11015(Top 90%)11015(Top 1765%)
10K6.21 mi3.10 mi25673-16110591-10310591-10325808(Top 91%)10693(Top 87%)10693(Top 1714%)
15K9.32 mi3.11 mi25982-30910766-17510766-17526418(Top 93%)11015(Top 90%)11015(Top 1765%)
20K12.43 mi3.11 mi26466-48411045-27911045-27927224(Top 96%)11535(Top 94%)11535(Top 1849%)
Half13.11 mi0.68 mi26481-1511057-1211057-1226652(Top 94%)11205(Top 92%)11205(Top 1796%)
25K15.53 mi2.42 mi26690-20911193-13611193-13627224(Top 96%)11558(Top 95%)11558(Top 1852%)
30K18.64 mi3.11 mi26649+4111191+211191+226390(Top 93%)11168(Top 91%)11168(Top 1790%)
20M20.00 mi1.36 mi26538+11111142+4911142+4924861(Top 88%)10402(Top 85%)10402(Top 1667%)
21M21.00 mi1.00 mi26522+1611138+411138+426092(Top 92%)11098(Top 91%)11098(Top 1779%)
35K21.75 mi0.75 mi26492+3011130+811130+825689(Top 90%)10944(Top 89%)10944(Top 1754%)
23M23.00 mi1.25 mi26442+5011111+1911111+1925360(Top 89%)10783(Top 88%)10783(Top 1728%)
24M24.00 mi1.00 mi26403+3911098+1311098+1325056(Top 88%)10661(Top 87%)10661(Top 1708%)
40K24.85 mi0.85 mi26344+5911076+2211076+2224519(Top 86%)10436(Top 85%)10436(Top 1672%)
25.2M25.20 mi0.35 mi26363-1911091-1511091-1526725(Top 94%)11530(Top 94%)11530(Top 1848%)
Finish26.22 mi1.02 mi26365-211096-511096-526075(Top 92%)11184(Top 91%)11184(Top 1792%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 93%
×21stories
+97ft-345ft

Overall

26418

Females

11015

F60-64

11015

5K→10K

3.1 - 6.2 mi

Top 91%
×5stories
+79ft-138ft

Overall

25808

Females

10693

F60-64

10693

10K→15K

6.2 - 9.3 mi

Top 93%
×3stories
+67ft-78ft

Overall

26418

Females

11015

F60-64

11015

15K→20K

9.3 - 12.4 mi

Top 96%
×5stories
+106ft-86ft

Overall

27224

Females

11535

F60-64

11535

20K→Half

12.4 - 13.1 mi

Top 94%
×2stories
+19ft-37ft

Overall

26652

Females

11205

F60-64

11205

Half→25K

13.1 - 15.5 mi

Top 96%
×4stories
+66ft-88ft

Overall

27224

Females

11558

F60-64

11558

25K→30K

15.5 - 18.6 mi

Top 93%
×9stories
+181ft-148ft

Overall

26390

Females

11168

F60-64

11168

30K→20M

18.6 - 20.0 mi

Top 88%
×5stories
+64ft-50ft

Overall

24861

Females

10402

F60-64

10402

20M→21M

20.0 - 21.0 mi

Top 92%
×8stories
+106ft-24ft

Overall

26092

Females

11098

F60-64

11098

21M→35K

21.0 - 21.8 mi

Top 90%
×7stories
+17ft-86ft

Overall

25689

Females

10944

F60-64

10944

35K→23M

21.8 - 23.0 mi

Top 89%
×5stories
+23ft-63ft

Overall

25360

Females

10783

F60-64

10783

23M→24M

23.0 - 24.0 mi

Top 88%
×6stories
+12ft-82ft

Overall

25056

Females

10661

F60-64

10661

24M→40K

24.0 - 24.9 mi

Top 86%
×1story
+6ft-20ft

Overall

24519

Females

10436

F60-64

10436

40K→25.2M

24.9 - 25.2 mi

Top 94%
×1story
+13ft-16ft

Overall

26725

Females

11530

F60-64

11530

25.2M→Finish

25.2 - 26.2 mi

Top 92%
×2stories
+22ft-21ft

Overall

26075

Females

11184

F60-64

11184

Passing Analysis

Category:
Athletes Passed
746
Passed By
1599
Net Change
-853
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#25512
5K → 10K142303-161#25512#25673
10K → 15K43352-309#25673#25982
15K → 20K21505-484#25982#26466
20K → Half1530-15#26466#26481
Half → 25K31240-209#26481#26690
25K → 30K9453+41#26690#26649
30K → 20M1154+111#26649#26538
20M → 21M4428+16#26538#26522
21M → 35K4212+30#26522#26492
35K → 23M6515+50#26492#26442
23M → 24M445+39#26442#26403
24M → 40K689+59#26403#26344
40K → 25.2M221-19#26344#26363
25.2M → Finish2022-2#26363#26365
TOTALS7461599-853
📊

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