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BOSTON MARATHON 2025

Melanie Wang

Bib: 21866•F

CA

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Top 47%
Masters (Masters Women)
#0 / 6759
Top 35%
Division (F45-49)
#0 / 1813
Top 44%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
26:28
Rank: #19991
Start → 5K
26:28 | 8:31/mi
10K· 6.21 mi
52:03
Rank: #19104 (+887)
5K → 10K
25:35 | 8:14/mi
15K· 9.32 mi
1:17:48
Rank: #18710 (+394)
10K → 15K
25:45 | 8:17/mi
20K· 12.43 mi
1:43:29
Rank: #18169 (+541)
15K → 20K
25:41 | 8:16/mi
Half· 13.11 mi
1:49:12
Rank: #18164 (+5)
20K → Half
5:43 | 8:23/mi
25K· 15.53 mi
2:09:47
Rank: #17956 (+208)
Half → 25K
20:35 | 8:29/mi
30K· 18.64 mi
2:36:37
Rank: #17477 (+479)
25K → 30K
26:50 | 8:38/mi
20M
2:48:28
Rank: #17295 (+182)
30K → 20M
11:51 | 8:43/mi
21M
2:57:48
Rank: #17138 (+157)
20M → 21M
9:20 | 9:20/mi
35K· 21.75 mi
3:03:50
Rank: #16967 (+171)
21M → 35K
6:02 | 8:04/mi
23M
3:14:48
Rank: #16816 (+151)
35K → 23M
10:58 | 8:46/mi
24M
3:23:19
Rank: #16700 (+116)
23M → 24M
8:31 | 8:31/mi
40K· 24.85 mi
3:30:47
Rank: #16616 (+84)
24M → 40K
7:28 | 8:44/mi
25.2M
3:34:09
Rank: #16607 (+9)
40K → 25.2M
3:22 | 9:46/mi
Finish· 26.22 mi
3:42:51
Rank: #16587 (+20)
25.2M → Finish
8:42 | 8:32/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:49:12
Pace8:20 /mi
2nd Half
Distance13.11 mi
Time1:53:39
Pace8:40 /mi
📊Positive Split: 4.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:22:2626:288:3126:28
8:31
-
10K
6.21 mi11:48:0152:038:2325:35
8:14
-0:17
15K
9.32 mi12:13:461:17:488:2125:45
8:17
+0:03
20K
12.43 mi12:39:271:43:298:2025:41
8:16
-0:01
Half
13.11 mi12:45:101:49:128:205:43
8:23
+0:07
25K
15.53 mi13:05:452:09:478:2120:35
8:29
+0:06
30K
18.64 mi13:32:352:36:378:2426:50
8:38
+0:09
20M
20.00 mi13:44:262:48:288:2511:51
8:43
+0:05
21M
21.00 mi13:53:462:57:488:289:20
9:20
+0:37
35K
21.75 mi13:59:483:03:508:276:02
8:04
-1:16
23M
23.00 mi14:10:463:14:488:2810:58
8:46
+0:42
24M
24.00 mi14:19:173:23:198:288:31
8:31
-0:15
40K
24.85 mi14:26:453:30:478:297:28
8:44
+0:13
25.2M
25.20 mi14:30:073:34:098:303:22
9:46
+1:02
Finish
26.22 mi14:38:493:42:518:308:42
8:32
-1:14

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

8:04 /mi

Average Pace

8:30 /mi

Slowest Pace

9:46 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:23:03

37% of race

Time at Steady Pace

1:48:40

49% of race

Time at Slower Pace

31:08

14% of race

Average Pace: 8:30 /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 mi11:22:2626:288:3126:28
8:31
#19991
10K
6.21 mi11:48:0152:038:2325:35
8:14
#19104
15K
9.32 mi12:13:461:17:488:2125:45
8:17
#18710
20K
12.43 mi12:39:271:43:298:2025:41
8:16
#18169
Half
13.11 mi12:45:101:49:128:205:43
8:23
#18164
25K
15.53 mi13:05:452:09:478:2120:35
8:29
#17956
30K
18.64 mi13:32:352:36:378:2426:50
8:38
#17477
20M
20.00 mi13:44:262:48:288:2511:51
8:43
#17295
21M
21.00 mi13:53:462:57:488:289:20
9:20
#17138
35K
21.75 mi13:59:483:03:508:276:02
8:04
#16967
23M
23.00 mi14:10:463:14:488:2810:58
8:46
#16816
24M
24.00 mi14:19:173:23:198:288:31
8:31
#16700
40K
24.85 mi14:26:453:30:478:297:28
8:44
#16616
25.2M
25.20 mi14:30:073:34:098:303:22
9:46
#16607
Finish
26.22 mi14:38:493:42:518:308:42
8:32
#16587
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi199917495749517972(Top 63%)6299(Top 52%)6299(Top 347%)
10K6.21 mi3.10 mi19104+8876959+5366959+53618136(Top 64%)6382(Top 52%)6382(Top 352%)
15K9.32 mi3.11 mi18710+3946737+2226737+22217972(Top 63%)6299(Top 52%)6299(Top 347%)
20K12.43 mi3.11 mi18169+5416435+3026435+30216754(Top 59%)5638(Top 46%)5638(Top 311%)
Half13.11 mi0.68 mi18164+56437-26437-218490(Top 65%)6604(Top 54%)6604(Top 364%)
25K15.53 mi2.42 mi17956+2086333+1046333+10417139(Top 60%)5936(Top 49%)5936(Top 327%)
30K18.64 mi3.11 mi17477+4796107+2266107+22615614(Top 55%)5241(Top 43%)5241(Top 289%)
20M20.00 mi1.36 mi17295+1826023+846023+8415214(Top 54%)5164(Top 42%)5164(Top 285%)
21M21.00 mi1.00 mi17138+1575958+655958+6515337(Top 54%)5367(Top 44%)5367(Top 296%)
35K21.75 mi0.75 mi16967+1715878+805878+8012762(Top 45%)4045(Top 33%)4045(Top 223%)
23M23.00 mi1.25 mi16816+1515821+575821+5714906(Top 52%)5286(Top 43%)5286(Top 292%)
24M24.00 mi1.00 mi16700+1165779+425779+4214654(Top 52%)5190(Top 42%)5190(Top 286%)
40K24.85 mi0.85 mi16616+845761+185761+1814845(Top 52%)5442(Top 45%)5442(Top 300%)
25.2M25.20 mi0.35 mi16607+95763-25763-215963(Top 56%)6068(Top 50%)6068(Top 335%)
Finish26.22 mi1.02 mi16587+205777-145777-1416479(Top 58%)6289(Top 51%)6289(Top 347%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 63%
×21stories
+97ft-345ft

Overall

17972

Females

6299

F45-49

6299

5K→10K

3.1 - 6.2 mi

Top 64%
×5stories
+79ft-138ft

Overall

18136

Females

6382

F45-49

6382

10K→15K

6.2 - 9.3 mi

Top 63%
×3stories
+67ft-78ft

Overall

17972

Females

6299

F45-49

6299

15K→20K

9.3 - 12.4 mi

Top 59%
×5stories
+106ft-86ft

Overall

16754

Females

5638

F45-49

5638

20K→Half

12.4 - 13.1 mi

Top 65%
×2stories
+19ft-37ft

Overall

18490

Females

6604

F45-49

6604

Half→25K

13.1 - 15.5 mi

Top 60%
×4stories
+66ft-88ft

Overall

17139

Females

5936

F45-49

5936

25K→30K

15.5 - 18.6 mi

Top 55%
×9stories
+181ft-148ft

Overall

15614

Females

5241

F45-49

5241

30K→20M

18.6 - 20.0 mi

Top 54%
×5stories
+64ft-50ft

Overall

15214

Females

5164

F45-49

5164

20M→21M

20.0 - 21.0 mi

Top 54%
×8stories
+106ft-24ft

Overall

15337

Females

5367

F45-49

5367

21M→35K

21.0 - 21.8 mi

Top 45%
×7stories
+17ft-86ft

Overall

12762

Females

4045

F45-49

4045

35K→23M

21.8 - 23.0 mi

Top 52%
×5stories
+23ft-63ft

Overall

14906

Females

5286

F45-49

5286

23M→24M

23.0 - 24.0 mi

Top 52%
×6stories
+12ft-82ft

Overall

14654

Females

5190

F45-49

5190

24M→40K

24.0 - 24.9 mi

Top 52%
×1story
+6ft-20ft

Overall

14845

Females

5442

F45-49

5442

40K→25.2M

24.9 - 25.2 mi

Top 56%
×1story
+13ft-16ft

Overall

15963

Females

6068

F45-49

6068

25.2M→Finish

25.2 - 26.2 mi

Top 58%
×2stories
+22ft-21ft

Overall

16479

Females

6289

F45-49

6289

Passing Analysis

Category:
Athletes Passed
3892
Passed By
488
Net Change
+3404
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19991
5K → 10K93952+887#19991#19104
10K → 15K43743+394#19104#18710
15K → 20K55615+541#18710#18169
20K → Half4439+5#18169#18164
Half → 25K27365+208#18164#17956
25K → 30K51233+479#17956#17477
30K → 20M20523+182#17477#17295
20M → 21M18326+157#17295#17138
21M → 35K1787+171#17138#16967
35K → 23M18433+151#16967#16816
23M → 24M14226+116#16816#16700
24M → 40K11632+84#16700#16616
40K → 25.2M3526+9#16616#16607
25.2M → Finish8868+20#16607#16587
TOTALS3892488+3404
📊

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