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BOSTON MARATHON 2025

Diana Light

Bib: 20207•F

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0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Top 41%
Masters (Masters Women)
#0 / 6759
Top 27%
Division (F50-54)
#0 / 1303
Top 18%
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
8:03/mi
25:00
↑ 97↓ 3451.5%
10K· 6.21 mi
8:07/mi
50:12
↑ 79↓ 1380.4%
15K· 9.32 mi
7:56/mi
1:14:52
↑ 67↓ 78
20K· 12.43 mi
8:04/mi
1:39:55
↑ 106↓ 860.1%
Half· 13.11 mi
7:53/mi
1:45:18
↑ 19↓ 370.5%
25K· 15.53 mi
8:19/mi
2:05:27
↑ 66↓ 880.2%
30K· 18.64 mi
8:24/mi
2:31:32
↑ 181↓ 1480.2%
20M
8:28/mi
2:43:02
↑ 64↓ 500.2%
21M
9:07/mi
2:52:09
↑ 106↓ 241.6%
35K· 21.75 mi
8:23/mi
2:58:25
↑ 17↓ 861.7%
23M
8:29/mi
3:09:02
↑ 23↓ 630.6%
24M
8:27/mi
3:17:29
↓ 821.3%
40K· 24.85 mi
8:58/mi
3:25:09
↓ 200.3%
25.2M
10:38/mi
3:28:49
↑ 13↓ 160.2%
Finish· 26.22 mi
8:12/mi
3:37:10
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:45:18
Pace8:02 /mi
2nd Half
Distance13.11 mi
Time1:51:52
Pace8:32 /mi
📊Positive Split: 6.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:17:3425:008:0325:00
8:03
-
10K
6.21 mi11:42:4650:128:0525:12
8:07
+0:04
15K
9.32 mi12:07:261:14:528:0224:40
7:56
-0:11
20K
12.43 mi12:32:291:39:558:0225:03
8:04
+0:08
Half
13.11 mi12:37:521:45:188:025:23
7:53
-0:11
25K
15.53 mi12:58:012:05:278:0520:09
8:19
+0:26
30K
18.64 mi13:24:062:31:328:0826:05
8:24
+0:05
20M
20.00 mi13:35:362:43:028:0911:30
8:28
+0:04
21M
21.00 mi13:44:432:52:098:129:07
9:07
+0:39
35K
21.75 mi13:50:592:58:258:126:16
8:23
-0:44
23M
23.00 mi14:01:363:09:028:1310:37
8:29
+0:06
24M
24.00 mi14:10:033:17:298:148:27
8:27
-0:02
40K
24.85 mi14:17:433:25:098:157:40
8:58
+0:31
25.2M
25.20 mi14:21:233:28:498:173:40
10:38
+1:40
Finish
26.22 mi14:29:443:37:108:178:21
8:12
-2:26

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

7:53 /mi

Average Pace

8:17 /mi

Slowest Pace

10:38 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

55:03

25% of race

Time at Steady Pace

2:21:40

65% of race

Time at Slower Pace

20:27

9% of race

Average Pace: 8:17 /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 mi11:17:3425:008:0325:00
8:03
#16975
10K
6.21 mi11:42:4650:128:0525:12
8:07
#17112
15K
9.32 mi12:07:261:14:528:0224:40
7:56
#16582
20K
12.43 mi12:32:291:39:558:0225:03
8:04
#16245
Half
13.11 mi12:37:521:45:188:025:23
7:53
#16178
25K
15.53 mi12:58:012:05:278:0520:09
8:19
#16139
30K
18.64 mi13:24:062:31:328:0826:05
8:24
#15740
20M
20.00 mi13:35:362:43:028:0911:30
8:28
#15493
21M
21.00 mi13:44:432:52:098:129:07
9:07
#15376
35K
21.75 mi13:50:592:58:258:126:16
8:23
#15327
23M
23.00 mi14:01:363:09:028:1310:37
8:29
#15169
24M
24.00 mi14:10:033:17:298:148:27
8:27
#15089
40K
24.85 mi14:17:433:25:098:157:40
8:58
#15141
25.2M
25.20 mi14:21:233:28:498:173:40
10:38
#15234
Finish
26.22 mi14:29:443:37:108:178:21
8:12
#15184
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi169755724572415585(Top 55%)4902(Top 40%)4902(Top 376%)
10K6.21 mi3.10 mi17112-1375792-685792-6817287(Top 61%)5872(Top 48%)5872(Top 451%)
15K9.32 mi3.11 mi16582+5305476+3165476+31615585(Top 55%)4902(Top 40%)4902(Top 376%)
20K12.43 mi3.11 mi16245+3375296+1805296+18015380(Top 54%)4851(Top 40%)4851(Top 372%)
Half13.11 mi0.68 mi16178+675264+325264+3215089(Top 53%)4672(Top 38%)4672(Top 359%)
25K15.53 mi2.42 mi16139+395239+255239+2515992(Top 56%)5306(Top 43%)5306(Top 407%)
30K18.64 mi3.11 mi15740+3995079+1605079+16014128(Top 50%)4452(Top 36%)4452(Top 342%)
20M20.00 mi1.36 mi15493+2474969+1104969+11013571(Top 48%)4288(Top 35%)4288(Top 329%)
21M21.00 mi1.00 mi15376+1174936+334936+3314217(Top 50%)4747(Top 39%)4747(Top 364%)
35K21.75 mi0.75 mi15327+494926+104926+1014752(Top 52%)5101(Top 42%)5101(Top 391%)
23M23.00 mi1.25 mi15169+1584869+574869+5713208(Top 47%)4385(Top 36%)4385(Top 337%)
24M24.00 mi1.00 mi15089+804856+134856+1314223(Top 50%)4942(Top 40%)4942(Top 379%)
40K24.85 mi0.85 mi15141-524923-674923-6716117(Top 57%)6098(Top 50%)6098(Top 468%)
25.2M25.20 mi0.35 mi15234-934990-674990-6719494(Top 69%)7881(Top 64%)7881(Top 605%)
Finish26.22 mi1.02 mi15184+504980+104980+1014253(Top 50%)5077(Top 42%)5077(Top 390%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 55%
×21story building
+97ft-345ft

Overall

15585

Females

4902

F50-54

4902

5K→10K

3.1 - 6.2 mi

Top 61%
×5story building
+79ft-138ft

Overall

17287

Females

5872

F50-54

5872

10K→15K

6.2 - 9.3 mi

Top 55%
×3story building
+67ft-78ft

Overall

15585

Females

4902

F50-54

4902

15K→20K

9.3 - 12.4 mi

Top 54%
×5story building
+106ft-86ft

Overall

15380

Females

4851

F50-54

4851

20K→Half

12.4 - 13.1 mi

Top 53%
×2story building
+19ft-37ft

Overall

15089

Females

4672

F50-54

4672

Half→25K

13.1 - 15.5 mi

Top 56%
×4story building
+66ft-88ft

Overall

15992

Females

5306

F50-54

5306

25K→30K

15.5 - 18.6 mi

Top 50%
×9story building
+181ft-148ft

Overall

14128

Females

4452

F50-54

4452

30K→20M

18.6 - 20.0 mi

Top 48%
×5story building
+64ft-50ft

Overall

13571

Females

4288

F50-54

4288

20M→21M

20.0 - 21.0 mi

Top 50%
×8story building
+106ft-24ft

Overall

14217

Females

4747

F50-54

4747

21M→35K

21.0 - 21.8 mi

Top 52%
×7story building
+17ft-86ft

Overall

14752

Females

5101

F50-54

5101

35K→23M

21.8 - 23.0 mi

Top 47%
×5story building
+23ft-63ft

Overall

13208

Females

4385

F50-54

4385

23M→24M

23.0 - 24.0 mi

Top 50%
×6story building
+12ft-82ft

Overall

14223

Females

4942

F50-54

4942

24M→40K

24.0 - 24.9 mi

Top 57%
×1story
+6ft-20ft

Overall

16117

Females

6098

F50-54

6098

40K→25.2M

24.9 - 25.2 mi

Top 69%
×1story
+13ft-16ft

Overall

19494

Females

7881

F50-54

7881

25.2M→Finish

25.2 - 26.2 mi

Top 50%
×2story building
+22ft-21ft

Overall

14253

Females

5077

F50-54

5077

Passing Analysis

Category:
Athletes Passed
2873
Passed By
1082
Net Change
+1791
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#16975
5K → 10K243380-137#16975#17112
10K → 15K55121+530#17112#16582
15K → 20K40164+337#16582#16245
20K → Half703+67#16245#16178
Half → 25K183144+39#16178#16139
25K → 30K45657+399#16139#15740
30K → 20M26013+247#15740#15493
20M → 21M16043+117#15493#15376
21M → 35K8839+49#15376#15327
35K → 23M18628+158#15327#15169
23M → 24M12444+80#15169#15089
24M → 40K4799-52#15089#15141
40K → 25.2M15108-93#15141#15234
25.2M → Finish8939+50#15234#15184
TOTALS28731082+1791
📊

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