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BOSTON MARATHON 2025

Bianca Hillier

Bib: 29018•F

MA

0:00
0:00
/ mi
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
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
27:39
Rank: #21995
Start → 5K
27:39 | 8:54/mi
10K· 6.21 mi
54:58
Rank: #21692 (+303)
5K → 10K
27:19 | 8:48/mi
15K· 9.32 mi
1:21:44
Rank: #21082 (+610)
10K → 15K
26:46 | 8:37/mi
20K· 12.43 mi
1:48:34
Rank: #20608 (+474)
15K → 20K
26:50 | 8:38/mi
Half· 13.11 mi
1:54:16
Rank: #20505 (+103)
20K → Half
5:42 | 8:21/mi
25K· 15.53 mi
2:15:02
Rank: #20020 (+485)
Half → 25K
20:46 | 8:34/mi
30K· 18.64 mi
2:42:08
Rank: #19319 (+701)
25K → 30K
27:06 | 8:43/mi
20M
2:53:49
Rank: #18982 (+337)
30K → 20M
11:41 | 8:36/mi
21M
3:02:58
Rank: #18687 (+295)
20M → 21M
9:09 | 9:09/mi
35K· 21.75 mi
3:09:10
Rank: #18535 (+152)
21M → 35K
6:12 | 8:17/mi
23M
3:20:03
Rank: #18276 (+259)
35K → 23M
10:53 | 8:42/mi
24M
3:28:32
Rank: #18087 (+189)
23M → 24M
8:29 | 8:29/mi
40K· 24.85 mi
3:35:51
Rank: #17920 (+167)
24M → 40K
7:19 | 8:33/mi
25.2M
3:39:06
Rank: #17862 (+58)
40K → 25.2M
3:15 | 9:25/mi
Finish· 26.22 mi
3:47:16
Rank: #17673 (+189)
25.2M → Finish
8:10 | 8:01/mi

The Course

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Half Splits

1st Half· via Half
Distance13.11 mi
Time1:54:16
Pace8:43 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:53:00
Pace8:37 /mi
📊Negative Split: 1.1% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:45:2527:398:5427:39
8:54
-
10K
6.21 mi12:12:4454:588:5127:19
8:48
-0:06
15K
9.32 mi12:39:301:21:448:4626:46
8:37
-0:11
20K
12.43 mi13:06:201:48:348:4426:50
8:38
+0:01
Half
13.11 mi13:12:021:54:168:435:42
8:21
-0:17
25K
15.53 mi13:32:482:15:028:4220:46
8:34
+0:13
30K
18.64 mi13:59:542:42:088:4227:06
8:43
+0:09
20M
20.00 mi14:11:352:53:498:4111:41
8:36
-0:07
21M
21.00 mi14:20:443:02:588:439:09
9:09
+0:33
35K
21.75 mi14:26:563:09:108:426:12
8:17
-0:52
23M
23.00 mi14:37:493:20:038:4210:53
8:42
+0:25
24M
24.00 mi14:46:183:28:328:418:29
8:29
-0:13
40K
24.85 mi14:53:373:35:518:417:19
8:33
+0:04
25.2M
25.20 mi14:56:523:39:068:423:15
9:25
+0:52
Finish
26.22 mi15:05:023:47:168:408:10
8:01
-1:24

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

8:01 /mi

Average Pace

8:40 /mi

Slowest Pace

9:25 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:07:13

82% of race

Time at Steady Pace

40:03

18% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:40 /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 mi11:45:2527:398:5427:39
8:54
#21995
10K
6.21 mi12:12:4454:588:5127:19
8:48
#21692
15K
9.32 mi12:39:301:21:448:4626:46
8:37
#21082
20K
12.43 mi13:06:201:48:348:4426:50
8:38
#20608
Half
13.11 mi13:12:021:54:168:435:42
8:21
#20505
25K
15.53 mi13:32:482:15:028:4220:46
8:34
#20020
30K
18.64 mi13:59:542:42:088:4227:06
8:43
#19319
20M
20.00 mi14:11:352:53:498:4111:41
8:36
#18982
21M
21.00 mi14:20:443:02:588:439:09
9:09
#18687
35K
21.75 mi14:26:563:09:108:426:12
8:17
#18535
23M
23.00 mi14:37:493:20:038:4210:53
8:42
#18276
24M
24.00 mi14:46:183:28:328:418:29
8:29
#18087
40K
24.85 mi14:53:373:35:518:417:19
8:33
#17920
25.2M
25.20 mi14:56:523:39:068:423:15
9:25
#17862
Finish
26.22 mi15:05:023:47:168:408:10
8:01
#17673
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi219958617861720010(Top 70%)7443(Top 61%)7443(Top 136%)
10K6.21 mi3.10 mi21692+3038436+1818436+18121368(Top 75%)8234(Top 67%)8234(Top 151%)
15K9.32 mi3.11 mi21082+6108079+3578079+35720010(Top 70%)7443(Top 61%)7443(Top 136%)
20K12.43 mi3.11 mi20608+4747821+2587821+25819063(Top 67%)6949(Top 57%)6949(Top 127%)
Half13.11 mi0.68 mi20505+1037762+597762+5918349(Top 65%)6526(Top 53%)6526(Top 119%)
25K15.53 mi2.42 mi20020+4857491+2717491+27117592(Top 62%)6187(Top 51%)6187(Top 113%)
30K18.64 mi3.11 mi19319+7017142+3497142+34916142(Top 57%)5546(Top 45%)5546(Top 101%)
20M20.00 mi1.36 mi18982+3376970+1726970+17214455(Top 51%)4765(Top 39%)4765(Top 87%)
21M21.00 mi1.00 mi18687+2956826+1446826+14414389(Top 51%)4843(Top 40%)4843(Top 89%)
35K21.75 mi0.75 mi18535+1526755+716755+7114236(Top 50%)4824(Top 39%)4824(Top 88%)
23M23.00 mi1.25 mi18276+2596638+1176638+11714537(Top 51%)5095(Top 42%)5095(Top 93%)
24M24.00 mi1.00 mi18087+1896563+756563+7514440(Top 51%)5067(Top 41%)5067(Top 93%)
40K24.85 mi0.85 mi17920+1676503+606503+6013855(Top 49%)4903(Top 40%)4903(Top 90%)
25.2M25.20 mi0.35 mi17862+586480+236480+2314266(Top 50%)5186(Top 42%)5186(Top 95%)
Finish26.22 mi1.02 mi17673+1896397+836397+8313018(Top 46%)4454(Top 36%)4454(Top 81%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 70%
×21stories
+97ft-345ft

Overall

20010

Females

7443

F18-39

7443

5K→10K

3.1 - 6.2 mi

Top 75%
×5stories
+79ft-138ft

Overall

21368

Females

8234

F18-39

8234

10K→15K

6.2 - 9.3 mi

Top 70%
×3stories
+67ft-78ft

Overall

20010

Females

7443

F18-39

7443

15K→20K

9.3 - 12.4 mi

Top 67%
×5stories
+106ft-86ft

Overall

19063

Females

6949

F18-39

6949

20K→Half

12.4 - 13.1 mi

Top 65%
×2stories
+19ft-37ft

Overall

18349

Females

6526

F18-39

6526

Half→25K

13.1 - 15.5 mi

Top 62%
×4stories
+66ft-88ft

Overall

17592

Females

6187

F18-39

6187

25K→30K

15.5 - 18.6 mi

Top 57%
×9stories
+181ft-148ft

Overall

16142

Females

5546

F18-39

5546

30K→20M

18.6 - 20.0 mi

Top 51%
×5stories
+64ft-50ft

Overall

14455

Females

4765

F18-39

4765

20M→21M

20.0 - 21.0 mi

Top 51%
×8stories
+106ft-24ft

Overall

14389

Females

4843

F18-39

4843

21M→35K

21.0 - 21.8 mi

Top 50%
×7stories
+17ft-86ft

Overall

14236

Females

4824

F18-39

4824

35K→23M

21.8 - 23.0 mi

Top 51%
×5stories
+23ft-63ft

Overall

14537

Females

5095

F18-39

5095

23M→24M

23.0 - 24.0 mi

Top 51%
×6stories
+12ft-82ft

Overall

14440

Females

5067

F18-39

5067

24M→40K

24.0 - 24.9 mi

Top 49%
×1story
+6ft-20ft

Overall

13855

Females

4903

F18-39

4903

40K→25.2M

24.9 - 25.2 mi

Top 50%
×1story
+13ft-16ft

Overall

14266

Females

5186

F18-39

5186

25.2M→Finish

25.2 - 26.2 mi

Top 46%
×2stories
+22ft-21ft

Overall

13018

Females

4454

F18-39

4454

Passing Analysis

Category:
Athletes Passed
4566
Passed By
244
Net Change
+4322
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#21995
5K → 10K446143+303#21995#21692
10K → 15K63323+610#21692#21082
15K → 20K49016+474#21082#20608
20K → Half1107+103#20608#20505
Half → 25K4916+485#20505#20020
25K → 30K7054+701#20020#19319
30K → 20M3381+337#19319#18982
20M → 21M2994+295#18982#18687
21M → 35K1564+152#18687#18535
35K → 23M2678+259#18535#18276
23M → 24M1978+189#18276#18087
24M → 40K1725+167#18087#17920
40K → 25.2M668+58#17920#17862
25.2M → Finish1967+189#17862#17673
TOTALS4566244+4322
📊

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