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BOSTON MARATHON 2025

Randi Diemand

Bib: 25766•F

CT

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Masters (Masters Women)
#0 / 6759
Division (F55-59)
#0 / 994
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
11:12/mi
34:48
↑ 97↓ 3451.5%
10K· 6.21 mi
11:22/mi
1:10:07
↑ 79↓ 1380.4%
15K· 9.32 mi
11:40/mi
1:46:23
↑ 67↓ 78
20K· 12.43 mi
12:00/mi
2:23:39
↑ 106↓ 860.1%
Half· 13.11 mi
10:58/mi
2:31:08
↑ 19↓ 370.5%
25K· 15.53 mi
12:27/mi
3:01:18
↑ 66↓ 880.2%
30K· 18.64 mi
12:52/mi
3:41:16
↑ 181↓ 1480.2%
20M
12:04/mi
3:57:40
↑ 64↓ 500.2%
21M
13:10/mi
4:10:50
↑ 106↓ 241.6%
35K· 21.75 mi
11:58/mi
4:19:47
↑ 17↓ 861.7%
23M
12:35/mi
4:35:32
↑ 23↓ 630.6%
24M
11:04/mi
4:46:36
↓ 821.3%
40K· 24.85 mi
12:23/mi
4:57:11
↓ 200.3%
25.2M
14:36/mi
5:02:13
↑ 13↓ 160.2%
Finish· 26.22 mi
11:27/mi
5:13:53
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:31:08
Pace11:32 /mi
2nd Half
Distance13.11 mi
Time2:42:45
Pace12:25 /mi
📊Positive Split: 7.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:52:4934:4811:1234:48
11:12
-
10K
6.21 mi12:28:081:10:0711:1735:19
11:22
+0:10
15K
9.32 mi13:04:241:46:2311:2536:16
11:40
+0:18
20K
12.43 mi13:41:402:23:3911:3437:16
12:00
+0:20
Half
13.11 mi13:49:092:31:0811:327:29
10:58
-1:02
25K
15.53 mi14:19:193:01:1811:4030:10
12:27
+1:29
30K
18.64 mi14:59:173:41:1611:5239:58
12:52
+0:25
20M
20.00 mi15:15:413:57:4011:5316:24
12:04
-0:48
21M
21.00 mi15:28:514:10:5011:5713:10
13:10
+1:06
35K
21.75 mi15:37:484:19:4711:578:57
11:58
-1:12
23M
23.00 mi15:53:334:35:3211:5915:45
12:35
+0:37
24M
24.00 mi16:04:374:46:3611:5711:04
11:04
-1:31
40K
24.85 mi16:15:124:57:1111:5710:35
12:23
+1:19
25.2M
25.20 mi16:20:145:02:1312:005:02
14:36
+2:13
Finish
26.22 mi16:31:545:13:5311:5911:40
11:27
-3:09

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

10:58 /mi

Average Pace

11:59 /mi

Slowest Pace

14:36 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:40:20

32% of race

Time at Steady Pace

2:19:38

44% of race

Time at Slower Pace

1:13:55

24% of race

Average Pace: 11:58 /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 mi11:52:4934:4811:1234:48
11:12
#27759
10K
6.21 mi12:28:081:10:0711:1735:19
11:22
#27626
15K
9.32 mi13:04:241:46:2311:2536:16
11:40
#27547
20K
12.43 mi13:41:402:23:3911:3437:16
12:00
#27431
Half
13.11 mi13:49:092:31:0811:327:29
10:58
#27387
25K
15.53 mi14:19:193:01:1811:4030:10
12:27
#27287
30K
18.64 mi14:59:173:41:1611:5239:58
12:52
#27163
20M
20.00 mi15:15:413:57:4011:5316:24
12:04
#27065
21M
21.00 mi15:28:514:10:5011:5713:10
13:10
#27018
35K
21.75 mi15:37:484:19:4711:578:57
11:58
#26999
23M
23.00 mi15:53:334:35:3211:5915:45
12:35
#26959
24M
24.00 mi16:04:374:46:3611:5711:04
11:04
#26855
40K
24.85 mi16:15:124:57:1111:5710:35
12:23
#26819
25.2M
25.20 mi16:20:145:02:1312:005:02
14:36
#26814
Finish
26.22 mi16:31:545:13:5311:5911:40
11:27
#26804
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF55-59Seg. OverallSeg. FemalesSeg. F55-59
5K3.11 mi3.11 mi27759118001180027390(Top 96%)11616(Top 95%)11616(Top 1169%)
10K6.21 mi3.10 mi27626+13311718+8211718+8227462(Top 97%)11643(Top 95%)11643(Top 1171%)
15K9.32 mi3.11 mi27547+7911687+3111687+3127390(Top 96%)11616(Top 95%)11616(Top 1169%)
20K12.43 mi3.11 mi27431+11611619+6811619+6827115(Top 95%)11466(Top 94%)11466(Top 1154%)
Half13.11 mi0.68 mi27387+4411594+2511594+2526448(Top 93%)11092(Top 91%)11092(Top 1116%)
25K15.53 mi2.42 mi27287+10011551+4311551+4326875(Top 95%)11360(Top 93%)11360(Top 1143%)
30K18.64 mi3.11 mi27163+12411499+5211499+5226541(Top 93%)11245(Top 92%)11245(Top 1131%)
20M20.00 mi1.36 mi27065+9811441+5811441+5825351(Top 89%)10673(Top 87%)10673(Top 1074%)
21M21.00 mi1.00 mi27018+4711422+1911422+1925262(Top 89%)10704(Top 88%)10704(Top 1077%)
35K21.75 mi0.75 mi26999+1911415+711415+725800(Top 91%)11007(Top 90%)11007(Top 1107%)
23M23.00 mi1.25 mi26959+4011398+1711398+1725898(Top 91%)11050(Top 90%)11050(Top 1112%)
24M24.00 mi1.00 mi26855+10411353+4511353+4524119(Top 85%)10182(Top 83%)10182(Top 1024%)
40K24.85 mi0.85 mi26819+3611342+1111342+1125475(Top 90%)10901(Top 89%)10901(Top 1097%)
25.2M25.20 mi0.35 mi26814+511344-211344-226804(Top 94%)11569(Top 95%)11569(Top 1164%)
Finish26.22 mi1.02 mi26804+1011340+411340+426047(Top 92%)11173(Top 91%)11173(Top 1124%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 96%
×21story building
+97ft-345ft

Overall

27390

Females

11616

F55-59

11616

5K→10K

3.1 - 6.2 mi

Top 97%
×5story building
+79ft-138ft

Overall

27462

Females

11643

F55-59

11643

10K→15K

6.2 - 9.3 mi

Top 96%
×3story building
+67ft-78ft

Overall

27390

Females

11616

F55-59

11616

15K→20K

9.3 - 12.4 mi

Top 95%
×5story building
+106ft-86ft

Overall

27115

Females

11466

F55-59

11466

20K→Half

12.4 - 13.1 mi

Top 93%
×2story building
+19ft-37ft

Overall

26448

Females

11092

F55-59

11092

Half→25K

13.1 - 15.5 mi

Top 95%
×4story building
+66ft-88ft

Overall

26875

Females

11360

F55-59

11360

25K→30K

15.5 - 18.6 mi

Top 93%
×9story building
+181ft-148ft

Overall

26541

Females

11245

F55-59

11245

30K→20M

18.6 - 20.0 mi

Top 89%
×5story building
+64ft-50ft

Overall

25351

Females

10673

F55-59

10673

20M→21M

20.0 - 21.0 mi

Top 89%
×8story building
+106ft-24ft

Overall

25262

Females

10704

F55-59

10704

21M→35K

21.0 - 21.8 mi

Top 91%
×7story building
+17ft-86ft

Overall

25800

Females

11007

F55-59

11007

35K→23M

21.8 - 23.0 mi

Top 91%
×5story building
+23ft-63ft

Overall

25898

Females

11050

F55-59

11050

23M→24M

23.0 - 24.0 mi

Top 85%
×6story building
+12ft-82ft

Overall

24119

Females

10182

F55-59

10182

24M→40K

24.0 - 24.9 mi

Top 90%
×1story
+6ft-20ft

Overall

25475

Females

10901

F55-59

10901

40K→25.2M

24.9 - 25.2 mi

Top 94%
×1story
+13ft-16ft

Overall

26804

Females

11569

F55-59

11569

25.2M→Finish

25.2 - 26.2 mi

Top 92%
×2story building
+22ft-21ft

Overall

26047

Females

11173

F55-59

11173

Passing Analysis

Category:
Athletes Passed
1187
Passed By
232
Net Change
+955
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#27759
5K → 10K17340+133#27759#27626
10K → 15K12546+79#27626#27547
15K → 20K14125+116#27547#27431
20K → Half484+44#27431#27387
Half → 25K12828+100#27387#27287
25K → 30K15228+124#27287#27163
30K → 20M980+98#27163#27065
20M → 21M569+47#27065#27018
21M → 35K267+19#27018#26999
35K → 23M5212+40#26999#26959
23M → 24M1095+104#26959#26855
24M → 40K404+36#26855#26819
40K → 25.2M138+5#26819#26814
25.2M → Finish2616+10#26814#26804
TOTALS1187232+955
📊

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