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BOSTON MARATHON 2025

Ally Robertson

TX

Bib: 15597 F

0:00
0:00
/ mi
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Top 38%
Division (F18-39)
#0 / 5469
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
8:05/mi
25:06
↑ 97↓ 3451.5%
220 ft elev
10K· 6.21 mi
8:11/mi
50:30
↑ 79↓ 1380.4%
157 ft elev
15K· 9.32 mi
8:03/mi
1:15:30
↑ 67↓ 78
146 ft elev
20K· 12.43 mi
8:10/mi
1:40:51
↑ 106↓ 860.1%
165 ft elev
Half· 13.11 mi
8:01/mi
1:46:19
↑ 19↓ 370.5%
148 ft elev
25K· 15.53 mi
8:16/mi
2:06:22
↑ 66↓ 880.2%
127 ft elev
30K· 18.64 mi
8:21/mi
2:32:19
↑ 181↓ 1480.2%
138 ft elev
20M
8:21/mi
2:43:40
↑ 64↓ 500.2%
148 ft elev
21M
8:38/mi
2:52:18
↑ 106↓ 241.6%
227 ft elev
35K· 21.75 mi
8:07/mi
2:58:22
↑ 17↓ 861.7%
156 ft elev
23M
8:14/mi
3:08:40
↑ 23↓ 630.6%
116 ft elev
24M
8:06/mi
3:16:46
↓ 821.3%
34 ft elev
40K· 24.85 mi
8:09/mi
3:23:44
↓ 200.3%
20 ft elev
25.2M
8:59/mi
3:26:50
↑ 13↓ 160.2%
18 ft elev
Finish· 26.22 mi
7:52/mi
3:34:51
↑ 22↓ 21
17 ft elev
Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent

The Course

Half Splits

1st Half· via Half
1:46:198:07 /mi⚡ faster
2nd Half
1:48:328:17 /mi+2.1%
Positive split — 2.1% slower in the second half
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Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:58:0925:068:0525:06
8:05
-
10K
6.21 mi11:23:3350:308:0825:24
8:11
+0:06
15K
9.32 mi11:48:331:15:308:0625:00
8:03
-0:08
20K
12.43 mi12:13:541:40:518:0725:21
8:10
+0:07
Half
13.11 mi12:19:221:46:198:075:28
8:01
-0:09
25K
15.53 mi12:39:252:06:228:0820:03
8:16
+0:15
30K
18.64 mi13:05:222:32:198:1025:57
8:21
+0:05
20M
20.00 mi13:16:432:43:408:1111:21
8:21
0:00
21M
21.00 mi13:25:212:52:188:128:38
8:38
+0:17
35K
21.75 mi13:31:252:58:228:126:04
8:07
-0:31
23M
23.00 mi13:41:433:08:408:1210:18
8:14
+0:07
24M
24.00 mi13:49:493:16:468:128:06
8:06
-0:08
40K
24.85 mi13:56:473:23:448:126:58
8:09
+0:03
25.2M
25.20 mi13:59:533:26:508:123:06
8:59
+0:50
Finish
26.22 mi14:07:543:34:518:128:01
7:52
-1:07

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

7:52 /mi

Average Pace

8:12 /mi

Slowest Pace

8:59 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:31:45

99% of race

Time at Steady Pace

3:06

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:12 /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 mi10:58:0925:068:0525:06
8:05
#17222
10K
6.21 mi11:23:3350:308:0825:24
8:11
#17463
15K
9.32 mi11:48:331:15:308:0625:00
8:03
#17083
20K
12.43 mi12:13:541:40:518:0725:21
8:10
#16796
Half
13.11 mi12:19:221:46:198:075:28
8:01
#16738
25K
15.53 mi12:39:252:06:228:0820:03
8:16
#16545
30K
18.64 mi13:05:222:32:198:1025:57
8:21
#16017
20M
20.00 mi13:16:432:43:408:1111:21
8:21
#15736
21M
21.00 mi13:25:212:52:188:128:38
8:38
#15431
35K
21.75 mi13:31:252:58:228:126:04
8:07
#15312
23M
23.00 mi13:41:433:08:408:1210:18
8:14
#15056
24M
24.00 mi13:49:493:16:468:128:06
8:06
#14876
40K
24.85 mi13:56:473:23:448:126:58
8:09
#14721
25.2M
25.20 mi13:59:533:26:508:123:06
8:59
#14651
Finish
26.22 mi14:07:543:34:518:128:01
7:52
#14535
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi17222586958691639053715371
10K6.21 mi3.10 mi17463-2416014-1456014-1451772261306130
15K9.32 mi3.11 mi17083+3805762+2525762+2521639053715371
20K12.43 mi3.11 mi16796+2875616+1465616+1461604552385238
Half13.11 mi0.68 mi16738+585583+335583+331602151825182
25K15.53 mi2.42 mi16545+1935488+955488+951572651405140
30K18.64 mi3.11 mi16017+5285229+2595229+2591385642894289
20M20.00 mi1.36 mi15736+2815115+1145115+1141288839173917
21M21.00 mi1.00 mi15431+3054971+1444971+1441132332653265
35K21.75 mi0.75 mi15312+1194917+544917+541304341914191
23M23.00 mi1.25 mi15056+2564800+1174800+1171157735323532
24M24.00 mi1.00 mi14876+1804734+664734+661194537843784
40K24.85 mi0.85 mi14721+1554674+604674+601127135553555
25.2M25.20 mi0.35 mi14651+704641+334641+331182839043904
Finish26.22 mi1.02 mi14535+1164615+264615+261197739253925

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 58%
×21story building
+97ft-345ft

Overall

16390

Females

5371

F18-39

5371

5K→10K

3.1 - 6.2 mi

Top 62%
×5story building
+79ft-138ft

Overall

17722

Females

6130

F18-39

6130

10K→15K

6.2 - 9.3 mi

Top 58%
×3story building
+67ft-78ft

Overall

16390

Females

5371

F18-39

5371

15K→20K

9.3 - 12.4 mi

Top 56%
×5story building
+106ft-86ft

Overall

16045

Females

5238

F18-39

5238

20K→Half

12.4 - 13.1 mi

Top 56%
×2story building
+19ft-37ft

Overall

16021

Females

5182

F18-39

5182

Half→25K

13.1 - 15.5 mi

Top 55%
×4story building
+66ft-88ft

Overall

15726

Females

5140

F18-39

5140

25K→30K

15.5 - 18.6 mi

Top 49%
×9story building
+181ft-148ft

Overall

13856

Females

4289

F18-39

4289

30K→20M

18.6 - 20.0 mi

Top 45%
×5story building
+64ft-50ft

Overall

12888

Females

3917

F18-39

3917

20M→21M

20.0 - 21.0 mi

Top 40%
×8story building
+106ft-24ft

Overall

11323

Females

3265

F18-39

3265

21M→35K

21.0 - 21.8 mi

Top 46%
×7story building
+17ft-86ft

Overall

13043

Females

4191

F18-39

4191

35K→23M

21.8 - 23.0 mi

Top 41%
×5story building
+23ft-63ft

Overall

11577

Females

3532

F18-39

3532

23M→24M

23.0 - 24.0 mi

Top 42%
×6story building
+12ft-82ft

Overall

11945

Females

3784

F18-39

3784

24M→40K

24.0 - 24.9 mi

Top 40%
×1story
+6ft-20ft

Overall

11271

Females

3555

F18-39

3555

40K→25.2M

24.9 - 25.2 mi

Top 42%
×1story
+13ft-16ft

Overall

11828

Females

3904

F18-39

3904

25.2M→Finish

25.2 - 26.2 mi

Top 42%
×2story building
+22ft-21ft

Overall

11977

Females

3925

F18-39

3925

Passing Analysis

Category:
Athletes Passed
3424
Passed By
737
Net Change
+2687
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#17222
5K → 10K198439-241#17222#17463
10K → 15K44262+380#17463#17083
15K → 20K34861+287#17083#16796
20K → Half6911+58#16796#16738
Half → 25K24956+193#16738#16545
25K → 30K55123+528#16545#16017
30K → 20M29413+281#16017#15736
20M → 21M3116+305#15736#15431
21M → 35K13213+119#15431#15312
35K → 23M2637+256#15312#15056
23M → 24M1888+180#15056#14876
24M → 40K1627+155#14876#14721
40K → 25.2M777+70#14721#14651
25.2M → Finish14024+116#14651#14535
TOTALS3424737+2687

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