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BOSTON MARATHON 2025

Alex Wang

Bib: 2625•F

CA

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 14%
Gender (Female)
#0 / 12228
Top 3%
Division (F18-39)
#0 / 5469
Top 5%
Race Day Weather
50°/40°F
broken clouds

⏱️ 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
6:07/mi
19:00
↑ 97↓ 3451.5%
10K· 6.21 mi
6:01/mi
37:43
↑ 79↓ 1380.4%
15K· 9.32 mi
6:08/mi
56:46
↑ 67↓ 78
20K· 12.43 mi
6:19/mi
1:16:24
↑ 106↓ 860.1%
Half· 13.11 mi
6:24/mi
1:20:46
↑ 19↓ 370.5%
25K· 15.53 mi
6:36/mi
1:36:46
↑ 66↓ 880.2%
30K· 18.64 mi
6:53/mi
1:58:08
↑ 181↓ 1480.2%
20M
7:01/mi
2:07:40
↑ 64↓ 500.2%
21M
7:49/mi
2:15:29
↑ 106↓ 241.6%
35K· 21.75 mi
7:08/mi
2:20:49
↑ 17↓ 861.7%
23M
8:15/mi
2:31:09
↑ 23↓ 630.6%
24M
7:59/mi
2:39:08
↓ 821.3%
40K· 24.85 mi
8:26/mi
2:46:21
↓ 200.3%
25.2M
8:45/mi
2:49:22
↑ 13↓ 160.2%
Finish· 26.22 mi
8:43/mi
2:58:15
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:20:46
Pace6:10 /mi
2nd Half
Distance13.11 mi
Time1:37:29
Pace7:26 /mi
📊Positive Split: 20.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:20:1819:006:0719:00
6:07
-
10K
6.21 mi10:39:0137:436:0418:43
6:01
-0:06
15K
9.32 mi10:58:0456:466:0519:03
6:08
+0:07
20K
12.43 mi11:17:421:16:246:0919:38
6:19
+0:11
Half
13.11 mi11:22:041:20:466:104:22
6:24
+0:05
25K
15.53 mi11:38:041:36:466:1416:00
6:36
+0:12
30K
18.64 mi11:59:261:58:086:2021:22
6:53
+0:17
20M
20.00 mi12:08:582:07:406:239:32
7:01
+0:08
21M
21.00 mi12:16:472:15:296:277:49
7:49
+0:48
35K
21.75 mi12:22:072:20:496:285:20
7:08
-0:41
23M
23.00 mi12:32:272:31:096:3410:20
8:15
+1:07
24M
24.00 mi12:40:262:39:086:387:59
7:59
-0:16
40K
24.85 mi12:47:392:46:216:427:13
8:26
+0:27
25.2M
25.20 mi12:50:402:49:226:433:01
8:45
+0:19
Finish
26.22 mi12:59:332:58:156:488:53
8:43
-0:02

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

6:01 /mi

Average Pace

6:48 /mi

Slowest Pace

8:45 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:20:46

45% of race

Time at Steady Pace

52:14

29% of race

Time at Slower Pace

45:15

25% of race

Average Pace: 6:48 /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 mi10:20:1819:006:0719:00
6:07
#1474
10K
6.21 mi10:39:0137:436:0418:43
6:01
#1317
15K
9.32 mi10:58:0456:466:0519:03
6:08
#1367
20K
12.43 mi11:17:421:16:246:0919:38
6:19
#1523
Half
13.11 mi11:22:041:20:466:104:22
6:24
#1589
25K
15.53 mi11:38:041:36:466:1416:00
6:36
#1838
30K
18.64 mi11:59:261:58:086:2021:22
6:53
#2128
20M
20.00 mi12:08:582:07:406:239:32
7:01
#2240
21M
21.00 mi12:16:472:15:296:277:49
7:49
#2396
35K
21.75 mi12:22:072:20:496:285:20
7:08
#2499
23M
23.00 mi12:32:272:31:096:3410:20
8:15
#2894
24M
24.00 mi12:40:262:39:086:387:59
7:59
#3168
40K
24.85 mi12:47:392:46:216:427:13
8:26
#3463
25.2M
25.20 mi12:50:402:49:226:433:01
8:45
#3567
Finish
26.22 mi12:59:332:58:156:488:53
8:43
#4108
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi147464641538(Top 5%)71(Top 0.6%)71(Top 1%)
10K6.21 mi3.10 mi1317+15761+361+31180(Top 4%)59(Top 0.5%)59(Top 1%)
15K9.32 mi3.11 mi1367-5064-364-31538(Top 5%)71(Top 0.6%)71(Top 1%)
20K12.43 mi3.11 mi1523-15670-670-62110(Top 7%)92(Top 0.8%)92(Top 2%)
Half13.11 mi0.68 mi1589-6675-575-53125(Top 11%)149(Top 1%)149(Top 3%)
25K15.53 mi2.42 mi1838-24982-782-73477(Top 12%)190(Top 2%)190(Top 3%)
30K18.64 mi3.11 mi2128-29093-1193-113943(Top 14%)300(Top 2%)300(Top 5%)
20M20.00 mi1.36 mi2240-11297-497-44219(Top 15%)352(Top 3%)352(Top 6%)
21M21.00 mi1.00 mi2396-156106-9106-96302(Top 22%)1019(Top 8%)1019(Top 19%)
35K21.75 mi0.75 mi2499-103113-7113-76174(Top 22%)964(Top 8%)964(Top 18%)
23M23.00 mi1.25 mi2894-395144-31144-3111733(Top 41%)3593(Top 29%)3593(Top 66%)
24M24.00 mi1.00 mi3168-274171-27171-2711117(Top 39%)3349(Top 27%)3349(Top 61%)
40K24.85 mi0.85 mi3463-295208-37208-3713043(Top 46%)4454(Top 36%)4454(Top 81%)
25.2M25.20 mi0.35 mi3567-104227-19227-1910311(Top 36%)3147(Top 26%)3147(Top 58%)
Finish26.22 mi1.02 mi4108-541306-79306-7917584(Top 62%)6852(Top 56%)6852(Top 125%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 5%
×21story building
+97ft-345ft

Overall

1538

Females

71

F18-39

71

5K→10K

3.1 - 6.2 mi

Top 4%
×5story building
+79ft-138ft

Overall

1180

Females

59

F18-39

59

10K→15K

6.2 - 9.3 mi

Top 5%
×3story building
+67ft-78ft

Overall

1538

Females

71

F18-39

71

15K→20K

9.3 - 12.4 mi

Top 7%
×5story building
+106ft-86ft

Overall

2110

Females

92

F18-39

92

20K→Half

12.4 - 13.1 mi

Top 11%
×2story building
+19ft-37ft

Overall

3125

Females

149

F18-39

149

Half→25K

13.1 - 15.5 mi

Top 12%
×4story building
+66ft-88ft

Overall

3477

Females

190

F18-39

190

25K→30K

15.5 - 18.6 mi

Top 14%
×9story building
+181ft-148ft

Overall

3943

Females

300

F18-39

300

30K→20M

18.6 - 20.0 mi

Top 15%
×5story building
+64ft-50ft

Overall

4219

Females

352

F18-39

352

20M→21M

20.0 - 21.0 mi

Top 22%
×8story building
+106ft-24ft

Overall

6302

Females

1019

F18-39

1019

21M→35K

21.0 - 21.8 mi

Top 22%
×7story building
+17ft-86ft

Overall

6174

Females

964

F18-39

964

35K→23M

21.8 - 23.0 mi

Top 41%
×5story building
+23ft-63ft

Overall

11733

Females

3593

F18-39

3593

23M→24M

23.0 - 24.0 mi

Top 39%
×6story building
+12ft-82ft

Overall

11117

Females

3349

F18-39

3349

24M→40K

24.0 - 24.9 mi

Top 46%
×1story
+6ft-20ft

Overall

13043

Females

4454

F18-39

4454

40K→25.2M

24.9 - 25.2 mi

Top 36%
×1story
+13ft-16ft

Overall

10311

Females

3147

F18-39

3147

25.2M→Finish

25.2 - 26.2 mi

Top 62%
×2story building
+22ft-21ft

Overall

17584

Females

6852

F18-39

6852

Passing Analysis

Category:
Athletes Passed
329
Passed By
2963
Net Change
-2634
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1474
5K → 10K17417+157#1474#1317
10K → 15K2878-50#1317#1367
15K → 20K17173-156#1367#1523
20K → Half268-66#1523#1589
Half → 25K11260-249#1589#1838
25K → 30K22312-290#1838#2128
30K → 20M18130-112#2128#2240
20M → 21M15171-156#2240#2396
21M → 35K12115-103#2396#2499
35K → 23M7402-395#2499#2894
23M → 24M7281-274#2894#3168
24M → 40K6301-295#3168#3463
40K → 25.2M7111-104#3463#3567
25.2M → Finish3544-541#3567#4108
TOTALS3292963-2634
📊

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