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BOSTON MARATHON 2025

Heidi Axeltoft

Bib: 30010 F DK

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Masters (Masters Women)
#0 / 6759
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
8:54/mi
27:38
↑ 97↓ 3451.5%
220 ft elev
10K· 6.21 mi
9:07/mi
55:59
↑ 79↓ 1380.4%
157 ft elev
15K· 9.32 mi
9:20/mi
1:24:59
↑ 67↓ 78
146 ft elev
20K· 12.43 mi
10:32/mi
1:57:41
↑ 106↓ 860.1%
165 ft elev
Half· 13.11 mi
8:36/mi
2:03:33
↑ 19↓ 370.5%
148 ft elev
25K· 15.53 mi
10:23/mi
2:28:43
↑ 66↓ 880.2%
127 ft elev
30K· 18.64 mi
10:41/mi
3:01:56
↑ 181↓ 1480.2%
138 ft elev
20M
10:49/mi
3:16:38
↑ 64↓ 500.2%
148 ft elev
21M
14:24/mi
3:31:02
↑ 106↓ 241.6%
227 ft elev
35K· 21.75 mi
11:48/mi
3:39:52
↑ 17↓ 861.7%
156 ft elev
23M
14:55/mi
3:58:32
↑ 23↓ 630.6%
116 ft elev
24M
13:04/mi
4:11:36
↓ 821.3%
34 ft elev
40K· 24.85 mi
13:40/mi
4:23:17
↓ 200.3%
20 ft elev
25.2M
14:30/mi
4:28:17
↑ 13↓ 160.2%
18 ft elev
Finish· 26.22 mi
11:04/mi
4:39:34
↑ 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
Time2:03:33
Pace9:25 /mi
2nd Half
Distance13.11 mi
Time2:36:01
Pace11:54 /mi
📊Positive Split: 26.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:50:3427:388:5427:38
8:54
-
10K
6.21 mi12:18:5555:599:0128:21
9:07
+0:13
15K
9.32 mi12:47:551:24:599:0729:00
9:20
+0:13
20K
12.43 mi13:20:371:57:419:2832:42
10:32
+1:12
Half
13.11 mi13:26:292:03:339:255:52
8:36
-1:56
25K
15.53 mi13:51:392:28:439:3425:10
10:23
+1:47
30K
18.64 mi14:24:523:01:569:4633:13
10:41
+0:18
20M
20.00 mi14:39:343:16:389:5014:42
10:49
+0:08
21M
21.00 mi14:53:583:31:0210:0314:24
14:24
+3:35
35K
21.75 mi15:02:483:39:5210:078:50
11:48
-2:36
23M
23.00 mi15:21:283:58:3210:2218:40
14:55
+3:07
24M
24.00 mi15:34:324:11:3610:2913:04
13:04
-1:51
40K
24.85 mi15:46:134:23:1710:3611:41
13:40
+0:36
25.2M
25.20 mi15:51:134:28:1710:395:00
14:30
+0:50
Finish
26.22 mi16:02:304:39:3410:4011:17
11:04
-3:26

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

8:36 /mi

Average Pace

10:40 /mi

Slowest Pace

14:55 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:30:51

32% of race

Time at Steady Pace

2:05:54

45% of race

Time at Slower Pace

1:02:49

22% of race

Average Pace: 10:40 /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 mi11:50:3427:388:5427:38
8:54
#21960
10K
6.21 mi12:18:5555:599:0128:21
9:07
#22465
15K
9.32 mi12:47:551:24:599:0729:00
9:20
#22774
20K
12.43 mi13:20:371:57:419:2832:42
10:32
#23656
Half
13.11 mi13:26:292:03:339:255:52
8:36
#23534
25K
15.53 mi13:51:392:28:439:3425:10
10:23
#23625
30K
18.64 mi14:24:523:01:569:4633:13
10:41
#23562
20M
20.00 mi14:39:343:16:389:5014:42
10:49
#23517
21M
21.00 mi14:53:583:31:0210:0314:24
14:24
#23854
35K
21.75 mi15:02:483:39:5210:078:50
11:48
#23952
23M
23.00 mi15:21:283:58:3210:2218:40
14:55
#24423
24M
24.00 mi15:34:324:11:3610:2913:04
13:04
#24583
40K
24.85 mi15:46:134:23:1710:3611:41
13:40
#24730
25.2M
25.20 mi15:51:134:28:1710:395:00
14:30
#24775
Finish
26.22 mi16:02:304:39:3410:4011:17
11:04
#24814
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi219608606860623304(Top 82%)9267(Top 76%)9267(Top 511%)
10K6.21 mi3.10 mi22465-5058873-2678873-26722906(Top 81%)9077(Top 74%)9077(Top 501%)
15K9.32 mi3.11 mi22774-3098999-1268999-12623304(Top 82%)9267(Top 76%)9267(Top 511%)
20K12.43 mi3.11 mi23656-8829489-4909489-49025219(Top 89%)10385(Top 85%)10385(Top 573%)
Half13.11 mi0.68 mi23534+1229424+659424+6519761(Top 70%)7349(Top 60%)7349(Top 405%)
25K15.53 mi2.42 mi23625-919493-699493-6924129(Top 85%)9815(Top 80%)9815(Top 541%)
30K18.64 mi3.11 mi23562+639488+59488+523363(Top 82%)9536(Top 78%)9536(Top 526%)
20M20.00 mi1.36 mi23517+459486+29486+223196(Top 82%)9525(Top 78%)9525(Top 525%)
21M21.00 mi1.00 mi23854-3379686-2009686-20026605(Top 94%)11367(Top 93%)11367(Top 627%)
35K21.75 mi0.75 mi23952-989759-739759-7325562(Top 90%)10880(Top 89%)10880(Top 600%)
23M23.00 mi1.25 mi24423-47110018-25910018-25927873(Top 98%)12037(Top 98%)12037(Top 664%)
24M24.00 mi1.00 mi24583-16010120-10210120-10226923(Top 95%)11599(Top 95%)11599(Top 640%)
40K24.85 mi0.85 mi24730-14710214-9410214-9426902(Top 95%)11596(Top 95%)11596(Top 640%)
25.2M25.20 mi0.35 mi24775-4510240-2610240-2626721(Top 94%)11526(Top 94%)11526(Top 636%)
Finish26.22 mi1.02 mi24814-3910270-3010270-3025492(Top 90%)10905(Top 89%)10905(Top 601%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 82%
×21story building
+97ft-345ft

Overall

23304

Females

9267

F45-49

9267

5K→10K

3.1 - 6.2 mi

Top 81%
×5story building
+79ft-138ft

Overall

22906

Females

9077

F45-49

9077

10K→15K

6.2 - 9.3 mi

Top 82%
×3story building
+67ft-78ft

Overall

23304

Females

9267

F45-49

9267

15K→20K

9.3 - 12.4 mi

Top 89%
×5story building
+106ft-86ft

Overall

25219

Females

10385

F45-49

10385

20K→Half

12.4 - 13.1 mi

Top 70%
×2story building
+19ft-37ft

Overall

19761

Females

7349

F45-49

7349

Half→25K

13.1 - 15.5 mi

Top 85%
×4story building
+66ft-88ft

Overall

24129

Females

9815

F45-49

9815

25K→30K

15.5 - 18.6 mi

Top 82%
×9story building
+181ft-148ft

Overall

23363

Females

9536

F45-49

9536

30K→20M

18.6 - 20.0 mi

Top 82%
×5story building
+64ft-50ft

Overall

23196

Females

9525

F45-49

9525

20M→21M

20.0 - 21.0 mi

Top 94%
×8story building
+106ft-24ft

Overall

26605

Females

11367

F45-49

11367

21M→35K

21.0 - 21.8 mi

Top 90%
×7story building
+17ft-86ft

Overall

25562

Females

10880

F45-49

10880

35K→23M

21.8 - 23.0 mi

Top 98%
×5story building
+23ft-63ft

Overall

27873

Females

12037

F45-49

12037

23M→24M

23.0 - 24.0 mi

Top 95%
×6story building
+12ft-82ft

Overall

26923

Females

11599

F45-49

11599

24M→40K

24.0 - 24.9 mi

Top 95%
×1story
+6ft-20ft

Overall

26902

Females

11596

F45-49

11596

40K→25.2M

24.9 - 25.2 mi

Top 94%
×1story
+13ft-16ft

Overall

26721

Females

11526

F45-49

11526

25.2M→Finish

25.2 - 26.2 mi

Top 90%
×2story building
+22ft-21ft

Overall

25492

Females

10905

F45-49

10905

Passing Analysis

Category:
Athletes Passed
796
Passed By
3650
Net Change
-2854
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#21960
5K → 10K96601-505#21960#22465
10K → 15K90399-309#22465#22774
15K → 20K28910-882#22774#23656
20K → Half1220+122#23656#23534
Half → 25K94185-91#23534#23625
25K → 30K185122+63#23625#23562
30K → 20M9651+45#23562#23517
20M → 21M11348-337#23517#23854
21M → 35K15113-98#23854#23952
35K → 23M9480-471#23952#24423
23M → 24M12172-160#24423#24583
24M → 40K5152-147#24583#24730
40K → 25.2M752-45#24730#24775
25.2M → Finish2665-39#24775#24814
TOTALS7963650-2854
📊

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