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BOSTON MARATHON 2025

Lucy Cheng

Bib: 16941•F

NV

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
Top 38%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
29:28
Rank: #24195
Start → 5K
29:28 | 9:29/mi
10K· 6.21 mi
58:50
Rank: #24094 (+101)
5K → 10K
29:22 | 9:27/mi
15K· 9.32 mi
1:28:05
Rank: #23904 (+190)
10K → 15K
29:15 | 9:25/mi
20K· 12.43 mi
1:57:32
Rank: #23634 (+270)
15K → 20K
29:27 | 9:29/mi
Half· 13.11 mi
2:03:49
Rank: #23609 (+25)
20K → Half
6:17 | 9:13/mi
25K· 15.53 mi
2:26:33
Rank: #23219 (+390)
Half → 25K
22:44 | 9:23/mi
30K· 18.64 mi
2:55:59
Rank: #22637 (+582)
25K → 30K
29:26 | 9:28/mi
20M
3:08:42
Rank: #22361 (+276)
30K → 20M
12:43 | 9:21/mi
21M
3:18:44
Rank: #22125 (+236)
20M → 21M
10:02 | 10:02/mi
35K· 21.75 mi
3:25:40
Rank: #22028 (+97)
21M → 35K
6:56 | 9:16/mi
23M
3:37:33
Rank: #21817 (+211)
35K → 23M
11:53 | 9:29/mi
24M
3:46:48
Rank: #21694 (+123)
23M → 24M
9:15 | 9:15/mi
40K· 24.85 mi
3:55:02
Rank: #21581 (+113)
24M → 40K
8:14 | 9:38/mi
25.2M
3:58:46
Rank: #21561 (+20)
40K → 25.2M
3:44 | 10:50/mi
Finish· 26.22 mi
4:08:13
Rank: #21503 (+58)
25.2M → Finish
9:27 | 9:16/mi

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time2:03:49
Pace9:27 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time2:04:24
Pace9:29 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:03:2129:289:2929:28
9:29
-
10K
6.21 mi11:32:4358:509:2829:22
9:27
-0:02
15K
9.32 mi12:01:581:28:059:2729:15
9:25
-0:02
20K
12.43 mi12:31:251:57:329:2729:27
9:29
+0:04
Half
13.11 mi12:37:422:03:499:276:17
9:13
-0:16
25K
15.53 mi13:00:262:26:339:2622:44
9:23
+0:10
30K
18.64 mi13:29:522:55:599:2629:26
9:28
+0:05
20M
20.00 mi13:42:353:08:429:2612:43
9:21
-0:07
21M
21.00 mi13:52:373:18:449:2810:02
10:02
+0:41
35K
21.75 mi13:59:333:25:409:276:56
9:16
-0:46
23M
23.00 mi14:11:263:37:339:2811:53
9:29
+0:13
24M
24.00 mi14:20:413:46:489:279:15
9:15
-0:14
40K
24.85 mi14:28:553:55:029:278:14
9:38
+0:23
25.2M
25.20 mi14:32:393:58:469:283:44
10:50
+1:12
Finish
26.22 mi14:42:064:08:139:289:27
9:16
-1:34

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

9:13 /mi

Average Pace

9:28 /mi

Slowest Pace

10:50 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

4:04:29

98% of race

Time at Steady Pace

3:44

2% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 9:28 /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 mi11:03:2129:289:2929:28
9:29
#24195
10K
6.21 mi11:32:4358:509:2829:22
9:27
#24094
15K
9.32 mi12:01:581:28:059:2729:15
9:25
#23904
20K
12.43 mi12:31:251:57:329:2729:27
9:29
#23634
Half
13.11 mi12:37:422:03:499:276:17
9:13
#23609
25K
15.53 mi13:00:262:26:339:2622:44
9:23
#23219
30K
18.64 mi13:29:522:55:599:2629:26
9:28
#22637
20M
20.00 mi13:42:353:08:429:2612:43
9:21
#22361
21M
21.00 mi13:52:373:18:449:2810:02
10:02
#22125
35K
21.75 mi13:59:333:25:409:276:56
9:16
#22028
23M
23.00 mi14:11:263:37:339:2811:53
9:29
#21817
24M
24.00 mi14:20:413:46:489:279:15
9:15
#21694
40K
24.85 mi14:28:553:55:029:278:14
9:38
#21581
25.2M
25.20 mi14:32:393:58:469:283:44
10:50
#21561
Finish
26.22 mi14:42:064:08:139:289:27
9:16
#21503
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF60-64Seg. OverallSeg. FemalesSeg. F60-64
5K3.11 mi3.11 mi241959791979123518(Top 83%)9386(Top 77%)9386(Top 1504%)
10K6.21 mi3.10 mi24094+1019734+579734+5723988(Top 84%)9673(Top 79%)9673(Top 1550%)
15K9.32 mi3.11 mi23904+1909623+1119623+11123518(Top 83%)9386(Top 77%)9386(Top 1504%)
20K12.43 mi3.11 mi23634+2709476+1479476+14722833(Top 80%)9051(Top 74%)9051(Top 1450%)
Half13.11 mi0.68 mi23609+259468+89468+822646(Top 80%)8950(Top 73%)8950(Top 1434%)
25K15.53 mi2.42 mi23219+3909251+2179251+21721469(Top 76%)8344(Top 68%)8344(Top 1337%)
30K18.64 mi3.11 mi22637+5828988+2638988+26319851(Top 70%)7580(Top 62%)7580(Top 1215%)
20M20.00 mi1.36 mi22361+2768853+1358853+13518585(Top 65%)7055(Top 58%)7055(Top 1131%)
21M21.00 mi1.00 mi22125+2368734+1198734+11918454(Top 65%)7041(Top 58%)7041(Top 1128%)
35K21.75 mi0.75 mi22028+978693+418693+4119491(Top 69%)7723(Top 63%)7723(Top 1238%)
23M23.00 mi1.25 mi21817+2118615+788615+7818692(Top 66%)7352(Top 60%)7352(Top 1178%)
24M24.00 mi1.00 mi21694+1238567+488567+4818622(Top 66%)7363(Top 60%)7363(Top 1180%)
40K24.85 mi0.85 mi21581+1138520+478520+4719233(Top 68%)7753(Top 63%)7753(Top 1242%)
25.2M25.20 mi0.35 mi21561+208519+18519+120158(Top 71%)8248(Top 67%)8248(Top 1322%)
Finish26.22 mi1.02 mi21503+588499+208499+2020295(Top 71%)8293(Top 68%)8293(Top 1329%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 83%
×21stories
+97ft-345ft

Overall

23518

Females

9386

F60-64

9386

5K→10K

3.1 - 6.2 mi

Top 84%
×5stories
+79ft-138ft

Overall

23988

Females

9673

F60-64

9673

10K→15K

6.2 - 9.3 mi

Top 83%
×3stories
+67ft-78ft

Overall

23518

Females

9386

F60-64

9386

15K→20K

9.3 - 12.4 mi

Top 80%
×5stories
+106ft-86ft

Overall

22833

Females

9051

F60-64

9051

20K→Half

12.4 - 13.1 mi

Top 80%
×2stories
+19ft-37ft

Overall

22646

Females

8950

F60-64

8950

Half→25K

13.1 - 15.5 mi

Top 76%
×4stories
+66ft-88ft

Overall

21469

Females

8344

F60-64

8344

25K→30K

15.5 - 18.6 mi

Top 70%
×9stories
+181ft-148ft

Overall

19851

Females

7580

F60-64

7580

30K→20M

18.6 - 20.0 mi

Top 65%
×5stories
+64ft-50ft

Overall

18585

Females

7055

F60-64

7055

20M→21M

20.0 - 21.0 mi

Top 65%
×8stories
+106ft-24ft

Overall

18454

Females

7041

F60-64

7041

21M→35K

21.0 - 21.8 mi

Top 69%
×7stories
+17ft-86ft

Overall

19491

Females

7723

F60-64

7723

35K→23M

21.8 - 23.0 mi

Top 66%
×5stories
+23ft-63ft

Overall

18692

Females

7352

F60-64

7352

23M→24M

23.0 - 24.0 mi

Top 66%
×6stories
+12ft-82ft

Overall

18622

Females

7363

F60-64

7363

24M→40K

24.0 - 24.9 mi

Top 68%
×1story
+6ft-20ft

Overall

19233

Females

7753

F60-64

7753

40K→25.2M

24.9 - 25.2 mi

Top 71%
×1story
+13ft-16ft

Overall

20158

Females

8248

F60-64

8248

25.2M→Finish

25.2 - 26.2 mi

Top 71%
×2stories
+22ft-21ft

Overall

20295

Females

8293

F60-64

8293

Passing Analysis

Category:
Athletes Passed
3053
Passed By
361
Net Change
+2692
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#24195
5K → 10K288187+101#24195#24094
10K → 15K25868+190#24094#23904
15K → 20K29525+270#23904#23634
20K → Half316+25#23634#23609
Half → 25K3955+390#23609#23219
25K → 30K5853+582#23219#22637
30K → 20M2771+276#22637#22361
20M → 21M2382+236#22361#22125
21M → 35K1058+97#22125#22028
35K → 23M2165+211#22028#21817
23M → 24M1296+123#21817#21694
24M → 40K1229+113#21694#21581
40K → 25.2M3515+20#21581#21561
25.2M → Finish7921+58#21561#21503
TOTALS3053361+2692
📊

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