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BOSTON MARATHON 2025

Grace Healy

Bib: 17308•F

MA

0:00
0:00
/ mi
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Top 39%
Division (F18-39)
#0 / 5469
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
24:04
Rank: #14366
Start → 5K
24:04 | 7:45/mi
10K· 6.21 mi
48:15
Rank: #14474 (-108)
5K → 10K
24:11 | 7:47/mi
15K· 9.32 mi
1:12:56
Rank: #14856 (-382)
10K → 15K
24:41 | 7:57/mi
20K· 12.43 mi
1:39:39
Rank: #16082 (-1226)
15K → 20K
26:43 | 8:36/mi
Half· 13.11 mi
1:45:06
Rank: #16075 (+7)
20K → Half
5:27 | 7:59/mi
25K· 15.53 mi
2:06:06
Rank: #16429 (-354)
Half → 25K
21:00 | 8:40/mi
30K· 18.64 mi
2:33:00
Rank: #16265 (+164)
25K → 30K
26:54 | 8:40/mi
20M
2:44:45
Rank: #16117 (+148)
30K → 20M
11:45 | 8:39/mi
21M
2:53:37
Rank: #15859 (+258)
20M → 21M
8:52 | 8:52/mi
35K· 21.75 mi
2:59:40
Rank: #15733 (+126)
21M → 35K
6:03 | 8:05/mi
23M
3:10:14
Rank: #15521 (+212)
35K → 23M
10:34 | 8:26/mi
24M
3:18:22
Rank: #15356 (+165)
23M → 24M
8:08 | 8:08/mi
40K· 24.85 mi
3:25:32
Rank: #15236 (+120)
24M → 40K
7:10 | 8:23/mi
25.2M
3:28:34
Rank: #15151 (+85)
40K → 25.2M
3:02 | 8:48/mi
Finish· 26.22 mi
3:36:16
Rank: #14908 (+243)
25.2M → Finish
7:42 | 7:33/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:45:06
Pace8:01 /mi
2nd Half
Distance13.11 mi
Time1:51:10
Pace8:29 /mi
📊Positive Split: 5.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:14:1224:047:4524:04
7:45
-
10K
6.21 mi11:38:2348:157:4624:11
7:47
+0:02
15K
9.32 mi12:03:041:12:567:4924:41
7:57
+0:10
20K
12.43 mi12:29:471:39:398:0126:43
8:36
+0:39
Half
13.11 mi12:35:141:45:068:015:27
7:59
-0:37
25K
15.53 mi12:56:142:06:068:0721:00
8:40
+0:41
30K
18.64 mi13:23:082:33:008:1226:54
8:40
0:00
20M
20.00 mi13:34:532:44:458:1411:45
8:39
-0:01
21M
21.00 mi13:43:452:53:378:168:52
8:52
+0:13
35K
21.75 mi13:49:482:59:408:166:03
8:05
-0:47
23M
23.00 mi14:00:223:10:148:1610:34
8:26
+0:21
24M
24.00 mi14:08:303:18:228:168:08
8:08
-0:18
40K
24.85 mi14:15:403:25:328:167:10
8:23
+0:15
25.2M
25.20 mi14:18:423:28:348:173:02
8:48
+0:25
Finish
26.22 mi14:26:243:36:168:157:42
7:33
-1:15

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

7:33 /mi

Average Pace

8:15 /mi

Slowest Pace

8:52 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:40:16

46% of race

Time at Steady Pace

1:56:00

54% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:15 /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 mi11:14:1224:047:4524:04
7:45
#14366
10K
6.21 mi11:38:2348:157:4624:11
7:47
#14474
15K
9.32 mi12:03:041:12:567:4924:41
7:57
#14856
20K
12.43 mi12:29:471:39:398:0126:43
8:36
#16082
Half
13.11 mi12:35:141:45:068:015:27
7:59
#16075
25K
15.53 mi12:56:142:06:068:0721:00
8:40
#16429
30K
18.64 mi13:23:082:33:008:1226:54
8:40
#16265
20M
20.00 mi13:34:532:44:458:1411:45
8:39
#16117
21M
21.00 mi13:43:452:53:378:168:52
8:52
#15859
35K
21.75 mi13:49:482:59:408:166:03
8:05
#15733
23M
23.00 mi14:00:223:10:148:1610:34
8:26
#15521
24M
24.00 mi14:08:303:18:228:168:08
8:08
#15356
40K
24.85 mi14:15:403:25:328:167:10
8:23
#15236
25.2M
25.20 mi14:18:423:28:348:173:02
8:48
#15151
Finish
26.22 mi14:26:243:36:168:157:42
7:33
#14908
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi143664141414115631(Top 55%)4924(Top 40%)4924(Top 90%)
10K6.21 mi3.10 mi14474-1084218-774218-7714675(Top 52%)4349(Top 36%)4349(Top 80%)
15K9.32 mi3.11 mi14856-3824473-2554473-25515631(Top 55%)4924(Top 40%)4924(Top 90%)
20K12.43 mi3.11 mi16082-12265202-7295202-72918842(Top 66%)6815(Top 56%)6815(Top 125%)
Half13.11 mi0.68 mi16075+75196+65196+615842(Top 56%)5077(Top 42%)5077(Top 93%)
25K15.53 mi2.42 mi16429-3545424-2285424-22818139(Top 64%)6505(Top 53%)6505(Top 119%)
30K18.64 mi3.11 mi16265+1645388+365388+3615776(Top 56%)5332(Top 44%)5332(Top 97%)
20M20.00 mi1.36 mi16117+1485334+545334+5414720(Top 52%)4895(Top 40%)4895(Top 90%)
21M21.00 mi1.00 mi15859+2585224+1105224+11012754(Top 45%)4015(Top 33%)4015(Top 73%)
35K21.75 mi0.75 mi15733+1265177+475177+4712900(Top 45%)4119(Top 34%)4119(Top 75%)
23M23.00 mi1.25 mi15521+2125082+955082+9512961(Top 46%)4255(Top 35%)4255(Top 78%)
24M24.00 mi1.00 mi15356+1655013+695013+6912180(Top 43%)3896(Top 32%)3896(Top 71%)
40K24.85 mi0.85 mi15236+1204978+354978+3512727(Top 45%)4301(Top 35%)4301(Top 79%)
25.2M25.20 mi0.35 mi15151+854939+394939+3910729(Top 38%)3385(Top 28%)3385(Top 62%)
Finish26.22 mi1.02 mi14908+2434823+1164823+1169659(Top 34%)2853(Top 23%)2853(Top 52%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 55%
×21stories
+97ft-345ft

Overall

15631

Females

4924

F18-39

4924

5K→10K

3.1 - 6.2 mi

Top 52%
×5stories
+79ft-138ft

Overall

14675

Females

4349

F18-39

4349

10K→15K

6.2 - 9.3 mi

Top 55%
×3stories
+67ft-78ft

Overall

15631

Females

4924

F18-39

4924

15K→20K

9.3 - 12.4 mi

Top 66%
×5stories
+106ft-86ft

Overall

18842

Females

6815

F18-39

6815

20K→Half

12.4 - 13.1 mi

Top 56%
×2stories
+19ft-37ft

Overall

15842

Females

5077

F18-39

5077

Half→25K

13.1 - 15.5 mi

Top 64%
×4stories
+66ft-88ft

Overall

18139

Females

6505

F18-39

6505

25K→30K

15.5 - 18.6 mi

Top 56%
×9stories
+181ft-148ft

Overall

15776

Females

5332

F18-39

5332

30K→20M

18.6 - 20.0 mi

Top 52%
×5stories
+64ft-50ft

Overall

14720

Females

4895

F18-39

4895

20M→21M

20.0 - 21.0 mi

Top 45%
×8stories
+106ft-24ft

Overall

12754

Females

4015

F18-39

4015

21M→35K

21.0 - 21.8 mi

Top 45%
×7stories
+17ft-86ft

Overall

12900

Females

4119

F18-39

4119

35K→23M

21.8 - 23.0 mi

Top 46%
×5stories
+23ft-63ft

Overall

12961

Females

4255

F18-39

4255

23M→24M

23.0 - 24.0 mi

Top 43%
×6stories
+12ft-82ft

Overall

12180

Females

3896

F18-39

3896

24M→40K

24.0 - 24.9 mi

Top 45%
×1story
+6ft-20ft

Overall

12727

Females

4301

F18-39

4301

40K→25.2M

24.9 - 25.2 mi

Top 38%
×1story
+13ft-16ft

Overall

10729

Females

3385

F18-39

3385

25.2M→Finish

25.2 - 26.2 mi

Top 34%
×2stories
+22ft-21ft

Overall

9659

Females

2853

F18-39

2853

Passing Analysis

Category:
Athletes Passed
2254
Passed By
2796
Net Change
-542
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#14366
5K → 10K241349-108#14366#14474
10K → 15K92474-382#14474#14856
15K → 20K341260-1226#14856#16082
20K → Half3831+7#16082#16075
Half → 25K76430-354#16075#16429
25K → 30K314150+164#16429#16265
30K → 20M18537+148#16265#16117
20M → 21M2679+258#16117#15859
21M → 35K13711+126#15859#15733
35K → 23M22614+212#15733#15521
23M → 24M1738+165#15521#15356
24M → 40K13515+120#15356#15236
40K → 25.2M894+85#15236#15151
25.2M → Finish2474+243#15151#14908
TOTALS22542796-542
📊

Passing Visuals

Category:
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🔥Passing Intensity

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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