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BOSTON MARATHON 2025

Margaret Hollister

Bib: 25451•F

MA

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
30:17
Rank: #24968
Start → 5K
30:17 | 9:45/mi
10K· 6.21 mi
1:01:16
Rank: #25090 (-122)
5K → 10K
30:59 | 9:58/mi
15K· 9.32 mi
1:31:42
Rank: #24903 (+187)
10K → 15K
30:26 | 9:48/mi
20K· 12.43 mi
2:02:24
Rank: #24646 (+257)
15K → 20K
30:42 | 9:53/mi
Half· 13.11 mi
2:09:13
Rank: #24649 (-3)
20K → Half
6:49 | 9:59/mi
25K· 15.53 mi
2:33:34
Rank: #24469 (+180)
Half → 25K
24:21 | 10:03/mi
30K· 18.64 mi
3:10:19
Rank: #24672 (-203)
25K → 30K
36:45 | 11:50/mi
20M
3:24:43
Rank: #24563 (+109)
30K → 20M
14:24 | 10:36/mi
21M
3:36:05
Rank: #24435 (+128)
20M → 21M
11:22 | 11:22/mi
35K· 21.75 mi
3:44:08
Rank: #24420 (+15)
21M → 35K
8:03 | 10:46/mi
23M
3:57:41
Rank: #24328 (+92)
35K → 23M
13:33 | 10:49/mi
24M
4:08:54
Rank: #24331 (-3)
23M → 24M
11:13 | 11:13/mi
40K· 24.85 mi
4:18:09
Rank: #24284 (+47)
24M → 40K
9:15 | 10:49/mi
25.2M
4:22:08
Rank: #24260 (+24)
40K → 25.2M
3:59 | 11:33/mi
Finish· 26.22 mi
4:32:48
Rank: #24264 (-4)
25.2M → Finish
10:40 | 10:28/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:09:13
Pace9:51 /mi
2nd Half
Distance13.11 mi
Time2:23:35
Pace10:57 /mi
📊Positive Split: 11.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:31:2630:179:4530:17
9:45
-
10K
6.21 mi12:02:251:01:169:5230:59
9:58
+0:13
15K
9.32 mi12:32:511:31:429:5030:26
9:48
-0:10
20K
12.43 mi13:03:332:02:249:5130:42
9:53
+0:05
Half
13.11 mi13:10:222:09:139:516:49
9:59
+0:06
25K
15.53 mi13:34:432:33:349:5324:21
10:03
+0:04
30K
18.64 mi14:11:283:10:1910:1336:45
11:50
+1:47
20M
20.00 mi14:25:523:24:4310:1414:24
10:36
-1:14
21M
21.00 mi14:37:143:36:0510:1711:22
11:22
+0:46
35K
21.75 mi14:45:173:44:0810:188:03
10:46
-0:36
23M
23.00 mi14:58:503:57:4110:2013:33
10:49
+0:03
24M
24.00 mi15:10:034:08:5410:2211:13
11:13
+0:24
40K
24.85 mi15:19:184:18:0910:239:15
10:49
-0:24
25.2M
25.20 mi15:23:174:22:0810:243:59
11:33
+0:44
Finish
26.22 mi15:33:574:32:4810:2510:40
10:28
-1:05

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

9:45 /mi

Average Pace

10:25 /mi

Slowest Pace

11:50 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:33:34

56% of race

Time at Steady Pace

55:55

20% of race

Time at Slower Pace

1:03:19

23% of race

Average Pace: 10:24 /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 mi11:31:2630:179:4530:17
9:45
#24968
10K
6.21 mi12:02:251:01:169:5230:59
9:58
#25090
15K
9.32 mi12:32:511:31:429:5030:26
9:48
#24903
20K
12.43 mi13:03:332:02:249:5130:42
9:53
#24646
Half
13.11 mi13:10:222:09:139:516:49
9:59
#24649
25K
15.53 mi13:34:432:33:349:5324:21
10:03
#24469
30K
18.64 mi14:11:283:10:1910:1336:45
11:50
#24672
20M
20.00 mi14:25:523:24:4310:1414:24
10:36
#24563
21M
21.00 mi14:37:143:36:0510:1711:22
11:22
#24435
35K
21.75 mi14:45:173:44:0810:188:03
10:46
#24420
23M
23.00 mi14:58:503:57:4110:2013:33
10:49
#24328
24M
24.00 mi15:10:034:08:5410:2211:13
11:13
#24331
40K
24.85 mi15:19:184:18:0910:239:15
10:49
#24284
25.2M
25.20 mi15:23:174:22:0810:243:59
11:33
#24260
Finish
26.22 mi15:33:574:32:4810:2510:40
10:28
#24264
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF60-64Seg. OverallSeg. FemalesSeg. F60-64
5K3.11 mi3.11 mi24968101961019624542(Top 86%)9980(Top 82%)9980(Top 1599%)
10K6.21 mi3.10 mi25090-12210272-7610272-7625256(Top 89%)10376(Top 85%)10376(Top 1663%)
15K9.32 mi3.11 mi24903+18710174+9810174+9824542(Top 86%)9980(Top 82%)9980(Top 1599%)
20K12.43 mi3.11 mi24646+25710040+13410040+13423972(Top 84%)9691(Top 79%)9691(Top 1553%)
Half13.11 mi0.68 mi24649-310045-510045-524834(Top 87%)10184(Top 83%)10184(Top 1632%)
25K15.53 mi2.42 mi24469+1809964+819964+8123375(Top 82%)9410(Top 77%)9410(Top 1508%)
30K18.64 mi3.11 mi24672-20310099-13510099-13525358(Top 89%)10592(Top 87%)10592(Top 1697%)
20M20.00 mi1.36 mi24563+10910050+4910050+4922705(Top 80%)9256(Top 76%)9256(Top 1483%)
21M21.00 mi1.00 mi24435+1289994+569994+5622328(Top 79%)9157(Top 75%)9157(Top 1467%)
35K21.75 mi0.75 mi24420+1510004-1010004-1023742(Top 84%)9919(Top 81%)9919(Top 1590%)
23M23.00 mi1.25 mi24328+929963+419963+4122814(Top 80%)9507(Top 78%)9507(Top 1524%)
24M24.00 mi1.00 mi24331-39978-159978-1524428(Top 86%)10339(Top 85%)10339(Top 1657%)
40K24.85 mi0.85 mi24284+479966+129966+1222735(Top 80%)9575(Top 78%)9575(Top 1534%)
25.2M25.20 mi0.35 mi24260+249960+69960+622226(Top 78%)9276(Top 76%)9276(Top 1487%)
Finish26.22 mi1.02 mi24264-49979-199979-1924221(Top 85%)10278(Top 84%)10278(Top 1647%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 86%
×21stories
+97ft-345ft

Overall

24542

Females

9980

F60-64

9980

5K→10K

3.1 - 6.2 mi

Top 89%
×5stories
+79ft-138ft

Overall

25256

Females

10376

F60-64

10376

10K→15K

6.2 - 9.3 mi

Top 86%
×3stories
+67ft-78ft

Overall

24542

Females

9980

F60-64

9980

15K→20K

9.3 - 12.4 mi

Top 84%
×5stories
+106ft-86ft

Overall

23972

Females

9691

F60-64

9691

20K→Half

12.4 - 13.1 mi

Top 87%
×2stories
+19ft-37ft

Overall

24834

Females

10184

F60-64

10184

Half→25K

13.1 - 15.5 mi

Top 82%
×4stories
+66ft-88ft

Overall

23375

Females

9410

F60-64

9410

25K→30K

15.5 - 18.6 mi

Top 89%
×9stories
+181ft-148ft

Overall

25358

Females

10592

F60-64

10592

30K→20M

18.6 - 20.0 mi

Top 80%
×5stories
+64ft-50ft

Overall

22705

Females

9256

F60-64

9256

20M→21M

20.0 - 21.0 mi

Top 79%
×8stories
+106ft-24ft

Overall

22328

Females

9157

F60-64

9157

21M→35K

21.0 - 21.8 mi

Top 84%
×7stories
+17ft-86ft

Overall

23742

Females

9919

F60-64

9919

35K→23M

21.8 - 23.0 mi

Top 80%
×5stories
+23ft-63ft

Overall

22814

Females

9507

F60-64

9507

23M→24M

23.0 - 24.0 mi

Top 86%
×6stories
+12ft-82ft

Overall

24428

Females

10339

F60-64

10339

24M→40K

24.0 - 24.9 mi

Top 80%
×1story
+6ft-20ft

Overall

22735

Females

9575

F60-64

9575

40K→25.2M

24.9 - 25.2 mi

Top 78%
×1story
+13ft-16ft

Overall

22226

Females

9276

F60-64

9276

25.2M→Finish

25.2 - 26.2 mi

Top 85%
×2stories
+22ft-21ft

Overall

24221

Females

10278

F60-64

10278

Passing Analysis

Category:
Athletes Passed
1529
Passed By
825
Net Change
+704
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#24968
5K → 10K138260-122#24968#25090
10K → 15K23548+187#25090#24903
15K → 20K28124+257#24903#24646
20K → Half2528-3#24646#24649
Half → 25K20727+180#24649#24469
25K → 30K71274-203#24469#24672
30K → 20M1167+109#24672#24563
20M → 21M1368+128#24563#24435
21M → 35K4025+15#24435#24420
35K → 23M10917+92#24420#24328
23M → 24M4649-3#24328#24331
24M → 40K6316+47#24331#24284
40K → 25.2M273+24#24284#24260
25.2M → Finish3539-4#24260#24264
TOTALS1529825+704
📊

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