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BOSTON MARATHON 2025

Marianne Day

Bib: 25337•F

FL

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
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
27:31
Rank: #21802
Start → 5K
8:51/mi
27:31 split
10K· 6.21 mi
56:19
Rank: #22682 (-880)
5K → 10K
9:16/mi
28:48 split
15K· 9.32 mi
1:26:00
Rank: #23206 (-524)
10K → 15K
9:33/mi
29:41 split
20K· 12.43 mi
1:56:01
Rank: #23243 (-37)
15K → 20K
9:40/mi
30:01 split
Half· 13.11 mi
2:02:27
Rank: #23256 (-13)
20K → Half
9:26/mi
6:26 split
25K· 15.53 mi
2:27:29
Rank: #23399 (-143)
Half → 25K
10:19/mi
25:02 split
30K· 18.64 mi
3:01:18
Rank: #23472 (-73)
25K → 30K
10:53/mi
33:49 split
20M
3:15:46
Rank: #23398 (+74)
30K → 20M
10:39/mi
14:28 split
21M
3:27:56
Rank: #23441 (-43)
20M → 21M
12:10/mi
12:10 split
35K· 21.75 mi
3:35:14
Rank: #23346 (+95)
21M → 35K
9:45/mi
7:18 split
23M
3:48:48
Rank: #23331 (+15)
35K → 23M
10:50/mi
13:34 split
24M
3:58:53
Rank: #23239 (+92)
23M → 24M
10:05/mi
10:05 split
40K· 24.85 mi
4:07:56
Rank: #23191 (+48)
24M → 40K
10:35/mi
9:03 split
25.2M
4:11:59
Rank: #23183 (+8)
40K → 25.2M
11:45/mi
4:03 split
Finish· 26.22 mi
4:22:21
Rank: #23197 (-14)
25.2M → Finish
10:10/mi
10:22 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:02:27
Pace9:20 /mi
2nd Half
Distance13.11 mi
Time2:19:54
Pace10:40 /mi
📊Positive Split: 14.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:28:1027:318:5127:31
8:51
-
10K
6.21 mi11:56:5856:199:0428:48
9:16
+0:25
15K
9.32 mi12:26:391:26:009:1429:41
9:33
+0:17
20K
12.43 mi12:56:401:56:019:2030:01
9:40
+0:07
Half
13.11 mi13:03:062:02:279:206:26
9:26
-0:14
25K
15.53 mi13:28:082:27:299:3025:02
10:19
+0:53
30K
18.64 mi14:01:573:01:189:4433:49
10:53
+0:34
20M
20.00 mi14:16:253:15:469:4714:28
10:39
-0:14
21M
21.00 mi14:28:353:27:569:5412:10
12:10
+1:31
35K
21.75 mi14:35:533:35:149:547:18
9:45
-2:25
23M
23.00 mi14:49:273:48:489:5713:34
10:50
+1:05
24M
24.00 mi14:59:323:58:539:5710:05
10:05
-0:45
40K
24.85 mi15:08:354:07:569:599:03
10:35
+0:30
25.2M
25.20 mi15:12:384:11:5910:004:03
11:45
+1:10
Finish
26.22 mi15:23:004:22:2110:0110:22
10:10
-1:35

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

8:51 /mi

Average Pace

10:01 /mi

Slowest Pace

12:10 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:02:27

47% of race

Time at Steady Pace

1:01:50

24% of race

Time at Slower Pace

1:18:04

30% of race

Average Pace: 10:00 /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 mi11:28:1027:318:5127:31
8:51
#21802
10K
6.21 mi11:56:5856:199:0428:48
9:16
#22682
15K
9.32 mi12:26:391:26:009:1429:41
9:33
#23206
20K
12.43 mi12:56:401:56:019:2030:01
9:40
#23243
Half
13.11 mi13:03:062:02:279:206:26
9:26
#23256
25K
15.53 mi13:28:082:27:299:3025:02
10:19
#23399
30K
18.64 mi14:01:573:01:189:4433:49
10:53
#23472
20M
20.00 mi14:16:253:15:469:4714:28
10:39
#23398
21M
21.00 mi14:28:353:27:569:5412:10
12:10
#23441
35K
21.75 mi14:35:533:35:149:547:18
9:45
#23346
23M
23.00 mi14:49:273:48:489:5713:34
10:50
#23331
24M
24.00 mi14:59:323:58:539:5710:05
10:05
#23239
40K
24.85 mi15:08:354:07:569:599:03
10:35
#23191
25.2M
25.20 mi15:12:384:11:5910:004:03
11:45
#23183
Finish
26.22 mi15:23:004:22:2110:0110:22
10:10
#23197
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF60-64Seg. OverallSeg. FemalesSeg. F60-64
5K3.11 mi3.11 mi218028515851523893(Top 84%)9598(Top 78%)9598(Top 1538%)
10K6.21 mi3.10 mi22682-8808981-4668981-46623433(Top 82%)9375(Top 77%)9375(Top 1502%)
15K9.32 mi3.11 mi23206-5249243-2629243-26223893(Top 84%)9598(Top 78%)9598(Top 1538%)
20K12.43 mi3.11 mi23243-379258-159258-1523383(Top 82%)9354(Top 76%)9354(Top 1499%)
Half13.11 mi0.68 mi23256-139266-89266-823374(Top 82%)9360(Top 77%)9360(Top 1500%)
25K15.53 mi2.42 mi23399-1439361-959361-9524010(Top 85%)9744(Top 80%)9744(Top 1562%)
30K18.64 mi3.11 mi23472-739443-829443-8223782(Top 84%)9748(Top 80%)9748(Top 1562%)
20M20.00 mi1.36 mi23398+749416+279416+2722822(Top 80%)9328(Top 76%)9328(Top 1495%)
21M21.00 mi1.00 mi23441-439471-559471-5523883(Top 84%)9965(Top 81%)9965(Top 1597%)
35K21.75 mi0.75 mi23346+959428+439428+4321234(Top 75%)8642(Top 71%)8642(Top 1385%)
23M23.00 mi1.25 mi23331+159438-109438-1022846(Top 80%)9522(Top 78%)9522(Top 1526%)
24M24.00 mi1.00 mi23239+929416+229416+2221613(Top 76%)8922(Top 73%)8922(Top 1430%)
40K24.85 mi0.85 mi23191+489412+49412+422169(Top 78%)9291(Top 76%)9291(Top 1489%)
25.2M25.20 mi0.35 mi23183+89408+49408+422694(Top 80%)9512(Top 78%)9512(Top 1524%)
Finish26.22 mi1.02 mi23197-149423-159423-1523458(Top 83%)9905(Top 81%)9905(Top 1587%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 84%
×21story building
+97ft-345ft

Overall

23893

Females

9598

F60-64

9598

5K→10K

3.1 - 6.2 mi

Top 82%
×5story building
+79ft-138ft

Overall

23433

Females

9375

F60-64

9375

10K→15K

6.2 - 9.3 mi

Top 84%
×3story building
+67ft-78ft

Overall

23893

Females

9598

F60-64

9598

15K→20K

9.3 - 12.4 mi

Top 82%
×5story building
+106ft-86ft

Overall

23383

Females

9354

F60-64

9354

20K→Half

12.4 - 13.1 mi

Top 82%
×2story building
+19ft-37ft

Overall

23374

Females

9360

F60-64

9360

Half→25K

13.1 - 15.5 mi

Top 85%
×4story building
+66ft-88ft

Overall

24010

Females

9744

F60-64

9744

25K→30K

15.5 - 18.6 mi

Top 84%
×9story building
+181ft-148ft

Overall

23782

Females

9748

F60-64

9748

30K→20M

18.6 - 20.0 mi

Top 80%
×5story building
+64ft-50ft

Overall

22822

Females

9328

F60-64

9328

20M→21M

20.0 - 21.0 mi

Top 84%
×8story building
+106ft-24ft

Overall

23883

Females

9965

F60-64

9965

21M→35K

21.0 - 21.8 mi

Top 75%
×7story building
+17ft-86ft

Overall

21234

Females

8642

F60-64

8642

35K→23M

21.8 - 23.0 mi

Top 80%
×5story building
+23ft-63ft

Overall

22846

Females

9522

F60-64

9522

23M→24M

23.0 - 24.0 mi

Top 76%
×6story building
+12ft-82ft

Overall

21613

Females

8922

F60-64

8922

24M→40K

24.0 - 24.9 mi

Top 78%
×1story
+6ft-20ft

Overall

22169

Females

9291

F60-64

9291

40K→25.2M

24.9 - 25.2 mi

Top 80%
×1story
+13ft-16ft

Overall

22694

Females

9512

F60-64

9512

25.2M→Finish

25.2 - 26.2 mi

Top 83%
×2story building
+22ft-21ft

Overall

23458

Females

9905

F60-64

9905

Passing Analysis

Category:
Athletes Passed
1064
Passed By
2459
Net Change
-1395
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#21802
5K → 10K52932-880#21802#22682
10K → 15K60584-524#22682#23206
15K → 20K142179-37#23206#23243
20K → Half2740-13#23243#23256
Half → 25K82225-143#23256#23399
25K → 30K133206-73#23399#23472
30K → 20M11339+74#23472#23398
20M → 21M66109-43#23398#23441
21M → 35K1027+95#23441#23346
35K → 23M6146+15#23346#23331
23M → 24M10513+92#23331#23239
24M → 40K7022+48#23239#23191
40K → 25.2M2315+8#23191#23183
25.2M → Finish2842-14#23183#23197
TOTALS10642459-1395
📊

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