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BOSTON MARATHON 2025

Molly Himmelberg

AR

Bib: 15562 F

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 42%
Gender (Female)
#0 / 12228
Top 26%
Division (F18-39)
#0 / 5469
Top 44%
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
7:28/mi
23:12
↑ 97↓ 3451.5%
220 ft elev
10K· 6.21 mi
7:37/mi
46:52
↑ 79↓ 1380.4%
157 ft elev
15K· 9.32 mi
7:38/mi
1:10:34
↑ 67↓ 78
146 ft elev
20K· 12.43 mi
7:39/mi
1:34:19
↑ 106↓ 860.1%
165 ft elev
Half· 13.11 mi
7:34/mi
1:39:29
↑ 19↓ 370.5%
148 ft elev
25K· 15.53 mi
7:40/mi
1:58:04
↑ 66↓ 880.2%
127 ft elev
30K· 18.64 mi
8:00/mi
2:22:55
↑ 181↓ 1480.2%
138 ft elev
20M
8:17/mi
2:34:10
↑ 64↓ 500.2%
148 ft elev
21M
8:51/mi
2:43:01
↑ 106↓ 241.6%
227 ft elev
35K· 21.75 mi
7:57/mi
2:48:58
↑ 17↓ 861.7%
156 ft elev
23M
8:26/mi
2:59:32
↑ 23↓ 630.6%
116 ft elev
24M
8:00/mi
3:07:32
↓ 821.3%
34 ft elev
40K· 24.85 mi
8:09/mi
3:14:30
↓ 200.3%
20 ft elev
25.2M
9:08/mi
3:17:39
↑ 13↓ 160.2%
18 ft elev
Finish· 26.22 mi
8:04/mi
3:25:52
↑ 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
Time1:39:29
Pace7:35 /mi
2nd Half
Distance13.11 mi
Time1:46:23
Pace8:07 /mi
📊Positive Split: 6.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:54:3523:127:2823:12
7:28
-
10K
6.21 mi11:18:1546:527:3323:40
7:37
+0:09
15K
9.32 mi11:41:571:10:347:3423:42
7:38
+0:01
20K
12.43 mi12:05:421:34:197:3523:45
7:39
+0:01
Half
13.11 mi12:10:521:39:297:355:10
7:34
-0:05
25K
15.53 mi12:29:271:58:047:3618:35
7:40
+0:06
30K
18.64 mi12:54:182:22:557:4024:51
8:00
+0:20
20M
20.00 mi13:05:332:34:107:4211:15
8:17
+0:17
21M
21.00 mi13:14:242:43:017:468:51
8:51
+0:34
35K
21.75 mi13:20:212:48:587:465:57
7:57
-0:54
23M
23.00 mi13:30:552:59:327:4810:34
8:26
+0:29
24M
24.00 mi13:38:553:07:327:498:00
8:00
-0:26
40K
24.85 mi13:45:533:14:307:506:58
8:09
+0:09
25.2M
25.20 mi13:49:023:17:397:513:09
9:08
+0:59
Finish
26.22 mi13:57:153:25:527:518:13
8:04
-1:04

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

7:28 /mi

Average Pace

7:51 /mi

Slowest Pace

9:08 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:58:04

57% of race

Time at Steady Pace

53:59

26% of race

Time at Slower Pace

33:49

16% of race

Average Pace: 7:51 /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 mi10:54:3523:127:2823:12
7:28
#11971
10K
6.21 mi11:18:1546:527:3323:40
7:37
#12515
15K
9.32 mi11:41:571:10:347:3423:42
7:38
#12603
20K
12.43 mi12:05:421:34:197:3523:45
7:39
#12404
Half
13.11 mi12:10:521:39:297:355:10
7:34
#12395
25K
15.53 mi12:29:271:58:047:3618:35
7:40
#12190
30K
18.64 mi12:54:182:22:557:4024:51
8:00
#11971
20M
20.00 mi13:05:332:34:107:4211:15
8:17
#11988
21M
21.00 mi13:14:242:43:017:468:51
8:51
#11987
35K
21.75 mi13:20:212:48:587:465:57
7:57
#11973
23M
23.00 mi13:30:552:59:327:4810:34
8:26
#12011
24M
24.00 mi13:38:553:07:327:498:00
8:00
#11957
40K
24.85 mi13:45:533:14:307:506:58
8:09
#11908
25.2M
25.20 mi13:49:023:17:397:513:09
9:08
#11917
Finish
26.22 mi13:57:153:25:527:518:13
8:04
#11946
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi119712784278412877(Top 45%)3374(Top 28%)3374(Top 62%)
10K6.21 mi3.10 mi12515-5443081-2973081-29713200(Top 46%)3494(Top 29%)3494(Top 64%)
15K9.32 mi3.11 mi12603-883155-743155-7412877(Top 45%)3374(Top 28%)3374(Top 62%)
20K12.43 mi3.11 mi12404+1993088+673088+6711924(Top 42%)2959(Top 24%)2959(Top 54%)
Half13.11 mi0.68 mi12395+93093-53093-512413(Top 44%)3180(Top 26%)3180(Top 58%)
25K15.53 mi2.42 mi12190+2053017+763017+7611295(Top 40%)2744(Top 22%)2744(Top 50%)
30K18.64 mi3.11 mi11971+2192981+362981+3611371(Top 40%)2967(Top 24%)2967(Top 54%)
20M20.00 mi1.36 mi11988-173031-503031-5012357(Top 44%)3621(Top 30%)3621(Top 66%)
21M21.00 mi1.00 mi11987+13061-303061-3012623(Top 44%)3933(Top 32%)3933(Top 72%)
35K21.75 mi0.75 mi11973+143081-203081-2011965(Top 42%)3622(Top 30%)3622(Top 66%)
23M23.00 mi1.25 mi12011-383139-583139-5812934(Top 46%)4228(Top 35%)4228(Top 77%)
24M24.00 mi1.00 mi11957+543147-83147-811258(Top 40%)3438(Top 28%)3438(Top 63%)
40K24.85 mi0.85 mi11908+493167-203167-2011239(Top 40%)3523(Top 29%)3523(Top 64%)
25.2M25.20 mi0.35 mi11917-93181-143181-1412589(Top 44%)4268(Top 35%)4268(Top 78%)
Finish26.22 mi1.02 mi11946-293224-433224-4313324(Top 47%)4603(Top 38%)4603(Top 84%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 45%
×21story building
+97ft-345ft

Overall

12877

Females

3374

F18-39

3374

5K→10K

3.1 - 6.2 mi

Top 46%
×5story building
+79ft-138ft

Overall

13200

Females

3494

F18-39

3494

10K→15K

6.2 - 9.3 mi

Top 45%
×3story building
+67ft-78ft

Overall

12877

Females

3374

F18-39

3374

15K→20K

9.3 - 12.4 mi

Top 42%
×5story building
+106ft-86ft

Overall

11924

Females

2959

F18-39

2959

20K→Half

12.4 - 13.1 mi

Top 44%
×2story building
+19ft-37ft

Overall

12413

Females

3180

F18-39

3180

Half→25K

13.1 - 15.5 mi

Top 40%
×4story building
+66ft-88ft

Overall

11295

Females

2744

F18-39

2744

25K→30K

15.5 - 18.6 mi

Top 40%
×9story building
+181ft-148ft

Overall

11371

Females

2967

F18-39

2967

30K→20M

18.6 - 20.0 mi

Top 44%
×5story building
+64ft-50ft

Overall

12357

Females

3621

F18-39

3621

20M→21M

20.0 - 21.0 mi

Top 44%
×8story building
+106ft-24ft

Overall

12623

Females

3933

F18-39

3933

21M→35K

21.0 - 21.8 mi

Top 42%
×7story building
+17ft-86ft

Overall

11965

Females

3622

F18-39

3622

35K→23M

21.8 - 23.0 mi

Top 46%
×5story building
+23ft-63ft

Overall

12934

Females

4228

F18-39

4228

23M→24M

23.0 - 24.0 mi

Top 40%
×6story building
+12ft-82ft

Overall

11258

Females

3438

F18-39

3438

24M→40K

24.0 - 24.9 mi

Top 40%
×1story
+6ft-20ft

Overall

11239

Females

3523

F18-39

3523

40K→25.2M

24.9 - 25.2 mi

Top 44%
×1story
+13ft-16ft

Overall

12589

Females

4268

F18-39

4268

25.2M→Finish

25.2 - 26.2 mi

Top 47%
×2story building
+22ft-21ft

Overall

13324

Females

4603

F18-39

4603

Passing Analysis

Category:
Athletes Passed
1846
Passed By
1821
Net Change
+25
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#11971
5K → 10K92636-544#11971#12515
10K → 15K155243-88#12515#12603
15K → 20K28889+199#12603#12404
20K → Half3526+9#12404#12395
Half → 25K25550+205#12395#12190
25K → 30K354135+219#12190#11971
30K → 20M109126-17#11971#11988
20M → 21M101100+1#11988#11987
21M → 35K6551+14#11987#11973
35K → 23M96134-38#11973#12011
23M → 24M10248+54#12011#11957
24M → 40K10657+49#11957#11908
40K → 25.2M2635-9#11908#11917
25.2M → Finish6291-29#11917#11946
TOTALS18461821+25
📊

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