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BOSTON MARATHON 2025

Ali Ewig

PA

Bib: 21112 F

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Masters (Masters Women)
#0 / 6759
Top 46%
Division (F45-49)
#0 / 1813
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
469 ft elev
5K· 3.11 mi
8:27/mi
26:15
↑ 97↓ 3451.5%
220 ft elev
10K· 6.21 mi
8:30/mi
52:40
↑ 79↓ 1380.4%
157 ft elev
15K· 9.32 mi
8:30/mi
1:19:06
↑ 67↓ 78
146 ft elev
20K· 12.43 mi
8:52/mi
1:46:38
↑ 106↓ 860.1%
165 ft elev
Half· 13.11 mi
8:23/mi
1:52:21
↑ 19↓ 370.5%
148 ft elev
25K· 15.53 mi
8:42/mi
2:13:26
↑ 66↓ 880.2%
127 ft elev
30K· 18.64 mi
8:56/mi
2:41:11
↑ 181↓ 1480.2%
138 ft elev
20M
8:59/mi
2:53:23
↑ 64↓ 500.2%
148 ft elev
21M
9:25/mi
3:02:48
↑ 106↓ 241.6%
227 ft elev
35K· 21.75 mi
8:53/mi
3:09:27
↑ 17↓ 861.7%
156 ft elev
23M
9:01/mi
3:20:44
↑ 23↓ 630.6%
116 ft elev
24M
8:51/mi
3:29:35
↓ 821.3%
34 ft elev
40K· 24.85 mi
9:02/mi
3:37:18
↓ 200.3%
20 ft elev
25.2M
9:43/mi
3:40:39
↑ 13↓ 160.2%
18 ft elev
Finish· 26.22 mi
8:51/mi
3:49:40
↑ 22↓ 21
17 ft elev
Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:52:21
Pace8:34 /mi
2nd Half
Distance13.11 mi
Time1:57:19
Pace8:57 /mi
📊Positive Split: 4.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:19:5426:158:2726:15
8:27
-
10K
6.21 mi11:46:1952:408:2926:25
8:30
+0:03
15K
9.32 mi12:12:451:19:068:2926:26
8:30
0:00
20K
12.43 mi12:40:171:46:388:3527:32
8:52
+0:22
Half
13.11 mi12:46:001:52:218:345:43
8:23
-0:29
25K
15.53 mi13:07:052:13:268:3521:05
8:42
+0:19
30K
18.64 mi13:34:502:41:118:3927:45
8:56
+0:14
20M
20.00 mi13:47:022:53:238:4012:12
8:59
+0:03
21M
21.00 mi13:56:273:02:488:429:25
9:25
+0:26
35K
21.75 mi14:03:063:09:278:436:39
8:53
-0:32
23M
23.00 mi14:14:233:20:448:4411:17
9:01
+0:08
24M
24.00 mi14:23:143:29:358:448:51
8:51
-0:10
40K
24.85 mi14:30:573:37:188:457:43
9:02
+0:11
25.2M
25.20 mi14:34:183:40:398:453:21
9:43
+0:41
Finish
26.22 mi14:43:193:49:408:469:01
8:51
-0:52

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

8:23 /mi

Average Pace

8:46 /mi

Slowest Pace

9:43 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:36:54

94% of race

Time at Steady Pace

12:46

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:46 /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 mi11:19:5426:158:2726:15
8:27
#19599
10K
6.21 mi11:46:1952:408:2926:25
8:30
#19687
15K
9.32 mi12:12:451:19:068:2926:26
8:30
#19576
20K
12.43 mi12:40:171:46:388:3527:32
8:52
#19767
Half
13.11 mi12:46:001:52:218:345:43
8:23
#19711
25K
15.53 mi13:07:052:13:268:3521:05
8:42
#19448
30K
18.64 mi13:34:502:41:118:3927:45
8:56
#19028
20M
20.00 mi13:47:022:53:238:4012:12
8:59
#18842
21M
21.00 mi13:56:273:02:488:429:25
9:25
#18641
35K
21.75 mi14:03:063:09:278:436:39
8:53
#18615
23M
23.00 mi14:14:233:20:448:4411:17
9:01
#18442
24M
24.00 mi14:23:143:29:358:448:51
8:51
#18345
40K
24.85 mi14:30:573:37:188:457:43
9:02
#18274
25.2M
25.20 mi14:34:183:40:398:453:21
9:43
#18236
Finish
26.22 mi14:43:193:49:408:469:01
8:51
#18245
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi19599725772571938371127112
10K6.21 mi3.10 mi19687-887294-377294-371982073697369
15K9.32 mi3.11 mi19576+1117218+767218+761938371127112
20K12.43 mi3.11 mi19767-1917345-1277345-1272028576377637
Half13.11 mi0.68 mi19711+567312+337312+331853166456645
25K15.53 mi2.42 mi19448+2637172+1407172+1401837066356635
30K18.64 mi3.11 mi19028+4206973+1996973+1991733362106210
20M20.00 mi1.36 mi18842+1866880+936880+931670059785978
21M21.00 mi1.00 mi18641+2016801+796801+791573755775577
35K21.75 mi0.75 mi18615+266800+16800+11773167556755
23M23.00 mi1.25 mi18442+1736728+726728+721635960966096
24M24.00 mi1.00 mi18345+976708+206708+201661562776277
40K24.85 mi0.85 mi18274+716697+116697+111648463076307
25.2M25.20 mi0.35 mi18236+386687+106687+101577559865986
Finish26.22 mi1.02 mi18245-96712-256712-251830072387238

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 68%
×21story building
+97ft-345ft

Overall

19383

Females

7112

F45-49

7112

5K→10K

3.1 - 6.2 mi

Top 70%
×5story building
+79ft-138ft

Overall

19820

Females

7369

F45-49

7369

10K→15K

6.2 - 9.3 mi

Top 68%
×3story building
+67ft-78ft

Overall

19383

Females

7112

F45-49

7112

15K→20K

9.3 - 12.4 mi

Top 71%
×5story building
+106ft-86ft

Overall

20285

Females

7637

F45-49

7637

20K→Half

12.4 - 13.1 mi

Top 65%
×2story building
+19ft-37ft

Overall

18531

Females

6645

F45-49

6645

Half→25K

13.1 - 15.5 mi

Top 65%
×4story building
+66ft-88ft

Overall

18370

Females

6635

F45-49

6635

25K→30K

15.5 - 18.6 mi

Top 61%
×9story building
+181ft-148ft

Overall

17333

Females

6210

F45-49

6210

30K→20M

18.6 - 20.0 mi

Top 59%
×5story building
+64ft-50ft

Overall

16700

Females

5978

F45-49

5978

20M→21M

20.0 - 21.0 mi

Top 55%
×8story building
+106ft-24ft

Overall

15737

Females

5577

F45-49

5577

21M→35K

21.0 - 21.8 mi

Top 62%
×7story building
+17ft-86ft

Overall

17731

Females

6755

F45-49

6755

35K→23M

21.8 - 23.0 mi

Top 58%
×5story building
+23ft-63ft

Overall

16359

Females

6096

F45-49

6096

23M→24M

23.0 - 24.0 mi

Top 58%
×6story building
+12ft-82ft

Overall

16615

Females

6277

F45-49

6277

24M→40K

24.0 - 24.9 mi

Top 58%
×1story
+6ft-20ft

Overall

16484

Females

6307

F45-49

6307

40K→25.2M

24.9 - 25.2 mi

Top 56%
×1story
+13ft-16ft

Overall

15775

Females

5986

F45-49

5986

25.2M→Finish

25.2 - 26.2 mi

Top 64%
×2story building
+22ft-21ft

Overall

18300

Females

7238

F45-49

7238

Passing Analysis

Category:
Athletes Passed
2463
Passed By
1109
Net Change
+1354
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19599
5K → 10K220308-88#19599#19687
10K → 15K247136+111#19687#19576
15K → 20K139330-191#19576#19767
20K → Half6610+56#19767#19711
Half → 25K30441+263#19711#19448
25K → 30K46545+420#19448#19028
30K → 20M20721+186#19028#18842
20M → 21M21817+201#18842#18641
21M → 35K6842+26#18641#18615
35K → 23M19320+173#18615#18442
23M → 24M12326+97#18442#18345
24M → 40K10534+71#18345#18274
40K → 25.2M4911+38#18274#18236
25.2M → Finish5968-9#18236#18245
TOTALS24631109+1354

Passing Charts

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