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BOSTON MARATHON 2025

Arlene Murdoch

Bib: 22546•F

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Masters (Masters Women)
#0 / 6759
Division (F50-54)
#0 / 1303
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
8:53/mi
27:37
↑ 97↓ 3451.5%
10K· 6.21 mi
8:49/mi
55:00
↑ 79↓ 1380.4%
15K· 9.32 mi
9:02/mi
1:23:05
↑ 67↓ 78
20K· 12.43 mi
9:03/mi
1:51:11
↑ 106↓ 860.1%
Half· 13.11 mi
8:33/mi
1:57:01
↑ 19↓ 370.5%
25K· 15.53 mi
8:50/mi
2:18:26
↑ 66↓ 880.2%
30K· 18.64 mi
9:07/mi
2:46:46
↑ 181↓ 1480.2%
20M
9:02/mi
2:59:03
↑ 64↓ 500.2%
21M
9:39/mi
3:08:42
↑ 106↓ 241.6%
35K· 21.75 mi
8:44/mi
3:15:14
↑ 17↓ 861.7%
23M
8:55/mi
3:26:24
↑ 23↓ 630.6%
24M
8:58/mi
3:35:22
↓ 821.3%
40K· 24.85 mi
9:14/mi
3:43:16
↓ 200.3%
25.2M
9:54/mi
3:46:41
↑ 13↓ 160.2%
Finish· 26.22 mi
8:36/mi
3:55:27
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:57:01
Pace8:56 /mi
2nd Half
Distance13.11 mi
Time1:58:26
Pace9:02 /mi
📊Positive Split: 1.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:25:0827:378:5327:37
8:53
-
10K
6.21 mi11:52:3155:008:5127:23
8:49
-0:04
15K
9.32 mi12:20:361:23:058:5528:05
9:02
+0:13
20K
12.43 mi12:48:421:51:118:5728:06
9:03
+0:01
Half
13.11 mi12:54:321:57:018:565:50
8:33
-0:30
25K
15.53 mi13:15:572:18:268:5521:25
8:50
+0:17
30K
18.64 mi13:44:172:46:468:5728:20
9:07
+0:17
20M
20.00 mi13:56:342:59:038:5712:17
9:02
-0:05
21M
21.00 mi14:06:133:08:428:599:39
9:39
+0:37
35K
21.75 mi14:12:453:15:148:596:32
8:44
-0:55
23M
23.00 mi14:23:553:26:248:5811:10
8:55
+0:11
24M
24.00 mi14:32:533:35:228:588:58
8:58
+0:03
40K
24.85 mi14:40:473:43:168:597:54
9:14
+0:16
25.2M
25.20 mi14:44:123:46:419:003:25
9:54
+0:40
Finish
26.22 mi14:52:583:55:278:598:46
8:36
-1:18

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

8:33 /mi

Average Pace

8:59 /mi

Slowest Pace

9:54 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:42:23

94% of race

Time at Steady Pace

13:04

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:59 /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 mi11:25:0827:378:5327:37
8:53
#21949
10K
6.21 mi11:52:3155:008:5127:23
8:49
#21714
15K
9.32 mi12:20:361:23:058:5528:05
9:02
#21881
20K
12.43 mi12:48:421:51:118:5728:06
9:03
#21686
Half
13.11 mi12:54:321:57:018:565:50
8:33
#21594
25K
15.53 mi13:15:572:18:268:5521:25
8:50
#21162
30K
18.64 mi13:44:172:46:468:5728:20
9:07
#20607
20M
20.00 mi13:56:342:59:038:5712:17
9:02
#20340
21M
21.00 mi14:06:133:08:428:599:39
9:39
#20125
35K
21.75 mi14:12:453:15:148:596:32
8:44
#20001
23M
23.00 mi14:23:553:26:248:5811:10
8:55
#19781
24M
24.00 mi14:32:533:35:228:588:58
8:58
#19665
40K
24.85 mi14:40:473:43:168:597:54
9:14
#19584
25.2M
25.20 mi14:44:123:46:419:003:25
9:54
#19540
Finish
26.22 mi14:52:583:55:278:598:46
8:36
#19431
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi219498595859522214(Top 78%)8670(Top 71%)8670(Top 665%)
10K6.21 mi3.10 mi21714+2358447+1488447+14821467(Top 76%)8286(Top 68%)8286(Top 636%)
15K9.32 mi3.11 mi21881-1678533-868533-8622214(Top 78%)8670(Top 71%)8670(Top 665%)
20K12.43 mi3.11 mi21686+1958429+1048429+10421203(Top 75%)8156(Top 67%)8156(Top 626%)
Half13.11 mi0.68 mi21594+928377+528377+5219572(Top 69%)7228(Top 59%)7228(Top 555%)
25K15.53 mi2.42 mi21162+4328132+2458132+24519122(Top 67%)7042(Top 58%)7042(Top 540%)
30K18.64 mi3.11 mi20607+5557872+2607872+26018276(Top 64%)6734(Top 55%)6734(Top 517%)
20M20.00 mi1.36 mi20340+2677745+1277745+12717044(Top 60%)6166(Top 50%)6166(Top 473%)
21M21.00 mi1.00 mi20125+2157653+927653+9216817(Top 59%)6166(Top 50%)6166(Top 473%)
35K21.75 mi0.75 mi20001+1247592+617592+6116953(Top 60%)6323(Top 52%)6323(Top 485%)
23M23.00 mi1.25 mi19781+2207498+947498+9415835(Top 56%)5806(Top 47%)5806(Top 446%)
24M24.00 mi1.00 mi19665+1167459+397459+3917221(Top 61%)6610(Top 54%)6610(Top 507%)
40K24.85 mi0.85 mi19584+817427+327427+3217578(Top 62%)6911(Top 57%)6911(Top 530%)
25.2M25.20 mi0.35 mi19540+447420+77420+716673(Top 59%)6441(Top 53%)6441(Top 494%)
Finish26.22 mi1.02 mi19431+1097368+527368+5216894(Top 59%)6516(Top 53%)6516(Top 500%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 78%
×21story building
+97ft-345ft

Overall

22214

Females

8670

F50-54

8670

5K→10K

3.1 - 6.2 mi

Top 76%
×5story building
+79ft-138ft

Overall

21467

Females

8286

F50-54

8286

10K→15K

6.2 - 9.3 mi

Top 78%
×3story building
+67ft-78ft

Overall

22214

Females

8670

F50-54

8670

15K→20K

9.3 - 12.4 mi

Top 75%
×5story building
+106ft-86ft

Overall

21203

Females

8156

F50-54

8156

20K→Half

12.4 - 13.1 mi

Top 69%
×2story building
+19ft-37ft

Overall

19572

Females

7228

F50-54

7228

Half→25K

13.1 - 15.5 mi

Top 67%
×4story building
+66ft-88ft

Overall

19122

Females

7042

F50-54

7042

25K→30K

15.5 - 18.6 mi

Top 64%
×9story building
+181ft-148ft

Overall

18276

Females

6734

F50-54

6734

30K→20M

18.6 - 20.0 mi

Top 60%
×5story building
+64ft-50ft

Overall

17044

Females

6166

F50-54

6166

20M→21M

20.0 - 21.0 mi

Top 59%
×8story building
+106ft-24ft

Overall

16817

Females

6166

F50-54

6166

21M→35K

21.0 - 21.8 mi

Top 60%
×7story building
+17ft-86ft

Overall

16953

Females

6323

F50-54

6323

35K→23M

21.8 - 23.0 mi

Top 56%
×5story building
+23ft-63ft

Overall

15835

Females

5806

F50-54

5806

23M→24M

23.0 - 24.0 mi

Top 61%
×6story building
+12ft-82ft

Overall

17221

Females

6610

F50-54

6610

24M→40K

24.0 - 24.9 mi

Top 62%
×1story
+6ft-20ft

Overall

17578

Females

6911

F50-54

6911

40K→25.2M

24.9 - 25.2 mi

Top 59%
×1story
+13ft-16ft

Overall

16673

Females

6441

F50-54

6441

25.2M→Finish

25.2 - 26.2 mi

Top 59%
×2story building
+22ft-21ft

Overall

16894

Females

6516

F50-54

6516

Passing Analysis

Category:
Athletes Passed
3200
Passed By
682
Net Change
+2518
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#21949
5K → 10K399164+235#21949#21714
10K → 15K150317-167#21714#21881
15K → 20K29095+195#21881#21686
20K → Half942+92#21686#21594
Half → 25K4408+432#21594#21162
25K → 30K56914+555#21162#20607
30K → 20M2714+267#20607#20340
20M → 21M22611+215#20340#20125
21M → 35K1306+124#20125#20001
35K → 23M2244+220#20001#19781
23M → 24M13115+116#19781#19665
24M → 40K9918+81#19665#19584
40K → 25.2M5713+44#19584#19540
25.2M → Finish12011+109#19540#19431
TOTALS3200682+2518
📊

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