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BOSTON MARATHON 2025

Lisa Helgeson

Bib: 20739•F

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 37%
Gender (Female)
#0 / 12228
Top 21%
Masters (Masters Women)
#0 / 6759
Top 8%
Division (F45-49)
#0 / 1813
Top 10%
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
7:53/mi
24:31
↑ 97↓ 3451.5%
10K· 6.21 mi
7:42/mi
48:27
↑ 79↓ 1380.4%
15K· 9.32 mi
7:37/mi
1:12:08
↑ 67↓ 78
20K· 12.43 mi
7:38/mi
1:35:51
↑ 106↓ 860.1%
Half· 13.11 mi
7:36/mi
1:41:02
↑ 19↓ 370.5%
25K· 15.53 mi
7:41/mi
1:59:39
↑ 66↓ 880.2%
30K· 18.64 mi
7:51/mi
2:24:02
↑ 181↓ 1480.2%
20M
7:51/mi
2:34:42
↑ 64↓ 500.2%
21M
8:08/mi
2:42:50
↑ 106↓ 241.6%
35K· 21.75 mi
7:30/mi
2:48:27
↑ 17↓ 861.7%
23M
7:36/mi
2:57:58
↑ 23↓ 630.6%
24M
7:25/mi
3:05:23
↓ 821.3%
40K· 24.85 mi
7:24/mi
3:11:43
↓ 200.3%
25.2M
8:01/mi
3:14:29
↑ 13↓ 160.2%
Finish· 26.22 mi
7:04/mi
3:21:41
↑ 22↓ 21

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:41:02
Pace7:42 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:40:39
Pace7:41 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:18:3824:317:5324:31
7:53
-
10K
6.21 mi11:42:3448:277:4823:56
7:42
-0:11
15K
9.32 mi12:06:151:12:087:4423:41
7:37
-0:05
20K
12.43 mi12:29:581:35:517:4323:43
7:38
+0:01
Half
13.11 mi12:35:091:41:027:425:11
7:36
-0:02
25K
15.53 mi12:53:461:59:397:4218:37
7:41
+0:05
30K
18.64 mi13:18:092:24:027:4424:23
7:51
+0:10
20M
20.00 mi13:28:492:34:427:4410:40
7:51
0:00
21M
21.00 mi13:36:572:42:507:458:08
8:08
+0:17
35K
21.75 mi13:42:342:48:277:455:37
7:30
-0:38
23M
23.00 mi13:52:052:57:587:449:31
7:36
+0:06
24M
24.00 mi13:59:303:05:237:437:25
7:25
-0:11
40K
24.85 mi14:05:503:11:437:436:20
7:24
-0:01
25.2M
25.20 mi14:08:363:14:297:432:46
8:01
+0:37
Finish
26.22 mi14:15:483:21:417:427:12
7:04
-0:57

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

7:04 /mi

Average Pace

7:42 /mi

Slowest Pace

8:08 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:11:13

65% of race

Time at Steady Pace

1:10:28

35% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:42 /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 mi11:18:3824:317:5324:31
7:53
#15595
10K
6.21 mi11:42:3448:277:4823:56
7:42
#14771
15K
9.32 mi12:06:151:12:087:4423:41
7:37
#14106
20K
12.43 mi12:29:581:35:517:4323:43
7:38
#13476
Half
13.11 mi12:35:091:41:027:425:11
7:36
#13419
25K
15.53 mi12:53:461:59:397:4218:37
7:41
#13039
30K
18.64 mi13:18:092:24:027:4424:23
7:51
#12483
20M
20.00 mi13:28:492:34:427:4410:40
7:51
#12196
21M
21.00 mi13:36:572:42:507:458:08
8:08
#11919
35K
21.75 mi13:42:342:48:277:455:37
7:30
#11789
23M
23.00 mi13:52:052:57:587:449:31
7:36
#11458
24M
24.00 mi13:59:303:05:237:437:25
7:25
#11195
40K
24.85 mi14:05:503:11:437:436:20
7:24
#10967
25.2M
25.20 mi14:08:363:14:297:432:46
8:01
#10876
Finish
26.22 mi14:15:483:21:417:427:12
7:04
#10637
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi155954886488612807(Top 45%)3332(Top 27%)3332(Top 184%)
10K6.21 mi3.10 mi14771+8244412+4744412+47413927(Top 49%)3914(Top 32%)3914(Top 216%)
15K9.32 mi3.11 mi14106+6654032+3804032+38012807(Top 45%)3332(Top 27%)3332(Top 184%)
20K12.43 mi3.11 mi13476+6303711+3213711+32111832(Top 42%)2905(Top 24%)2905(Top 160%)
Half13.11 mi0.68 mi13419+573679+323679+3212563(Top 44%)3247(Top 27%)3247(Top 179%)
25K15.53 mi2.42 mi13039+3803498+1813498+18111379(Top 40%)2783(Top 23%)2783(Top 154%)
30K18.64 mi3.11 mi12483+5563259+2393259+23910285(Top 36%)2427(Top 20%)2427(Top 134%)
20M20.00 mi1.36 mi12196+2873134+1253134+1259394(Top 33%)2173(Top 18%)2173(Top 120%)
21M21.00 mi1.00 mi11919+2773027+1073027+1078201(Top 29%)1816(Top 15%)1816(Top 100%)
35K21.75 mi0.75 mi11789+1302980+472980+478739(Top 31%)2018(Top 17%)2018(Top 111%)
23M23.00 mi1.25 mi11458+3312862+1182862+1187301(Top 26%)1537(Top 13%)1537(Top 85%)
24M24.00 mi1.00 mi11195+2632759+1032759+1037188(Top 25%)1543(Top 13%)1543(Top 85%)
40K24.85 mi0.85 mi10967+2282678+812678+816311(Top 22%)1271(Top 10%)1271(Top 70%)
25.2M25.20 mi0.35 mi10876+912642+362642+366181(Top 22%)1339(Top 11%)1339(Top 74%)
Finish26.22 mi1.02 mi10637+2392542+1002542+1006196(Top 22%)1329(Top 11%)1329(Top 73%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 45%
×21story building
+97ft-345ft

Overall

12807

Females

3332

F45-49

3332

5K→10K

3.1 - 6.2 mi

Top 49%
×5story building
+79ft-138ft

Overall

13927

Females

3914

F45-49

3914

10K→15K

6.2 - 9.3 mi

Top 45%
×3story building
+67ft-78ft

Overall

12807

Females

3332

F45-49

3332

15K→20K

9.3 - 12.4 mi

Top 42%
×5story building
+106ft-86ft

Overall

11832

Females

2905

F45-49

2905

20K→Half

12.4 - 13.1 mi

Top 44%
×2story building
+19ft-37ft

Overall

12563

Females

3247

F45-49

3247

Half→25K

13.1 - 15.5 mi

Top 40%
×4story building
+66ft-88ft

Overall

11379

Females

2783

F45-49

2783

25K→30K

15.5 - 18.6 mi

Top 36%
×9story building
+181ft-148ft

Overall

10285

Females

2427

F45-49

2427

30K→20M

18.6 - 20.0 mi

Top 33%
×5story building
+64ft-50ft

Overall

9394

Females

2173

F45-49

2173

20M→21M

20.0 - 21.0 mi

Top 29%
×8story building
+106ft-24ft

Overall

8201

Females

1816

F45-49

1816

21M→35K

21.0 - 21.8 mi

Top 31%
×7story building
+17ft-86ft

Overall

8739

Females

2018

F45-49

2018

35K→23M

21.8 - 23.0 mi

Top 26%
×5story building
+23ft-63ft

Overall

7301

Females

1537

F45-49

1537

23M→24M

23.0 - 24.0 mi

Top 25%
×6story building
+12ft-82ft

Overall

7188

Females

1543

F45-49

1543

24M→40K

24.0 - 24.9 mi

Top 22%
×1story
+6ft-20ft

Overall

6311

Females

1271

F45-49

1271

40K→25.2M

24.9 - 25.2 mi

Top 22%
×1story
+13ft-16ft

Overall

6181

Females

1339

F45-49

1339

25.2M→Finish

25.2 - 26.2 mi

Top 22%
×2story building
+22ft-21ft

Overall

6196

Females

1329

F45-49

1329

Passing Analysis

Category:
Athletes Passed
5138
Passed By
180
Net Change
+4958
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#15595
5K → 10K89066+824#15595#14771
10K → 15K68318+665#14771#14106
15K → 20K6377+630#14106#13476
20K → Half6710+57#13476#13419
Half → 25K39515+380#13419#13039
25K → 30K57519+556#13039#12483
30K → 20M2947+287#12483#12196
20M → 21M2836+277#12196#11919
21M → 35K1388+130#11919#11789
35K → 23M3332+331#11789#11458
23M → 24M2696+263#11458#11195
24M → 40K2313+228#11195#10967
40K → 25.2M987+91#10967#10876
25.2M → Finish2456+239#10876#10637
TOTALS5138180+4958
📊

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