Boston Marathon logo
BOSTON MARATHON 2024

Holly Brownlee

Bib: 9484•F

0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 25550
Top 15%
Gender (Female)
#0 / 10924
Top 3%
Division (F18-39)
#0 / 4660
Top 6%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:44
Rank: #7027
Start → 5K
21:44 | 7:00/mi
10K· 6.21 mi
43:08
Rank: #6446 (+581)
5K → 10K
21:24 | 6:53/mi
15K· 9.32 mi
1:05:08
Rank: #6529 (-83)
10K → 15K
22:00 | 7:05/mi
20K· 12.43 mi
1:27:25
Rank: #6395 (+134)
15K → 20K
22:17 | 7:10/mi
Half· 13.11 mi
1:32:07
Rank: #6310 (+85)
20K → Half
4:42 | 6:53/mi
25K· 15.53 mi
1:49:22
Rank: #5972 (+338)
Half → 25K
17:15 | 7:07/mi
30K· 18.64 mi
2:12:07
Rank: #5508 (+464)
25K → 30K
22:45 | 7:19/mi
20M
2:22:10
Rank: #5297 (+211)
30K → 20M
10:03 | 7:24/mi
21M
2:29:47
Rank: #5026 (+271)
20M → 21M
7:37 | 7:37/mi
35K· 21.75 mi
2:34:54
Rank: #4865 (+161)
21M → 35K
5:07 | 6:50/mi
23M
2:43:49
Rank: #4584 (+281)
35K → 23M
8:55 | 7:07/mi
24M
2:50:43
Rank: #4346 (+238)
23M → 24M
6:54 | 6:54/mi
40K· 24.85 mi
2:56:38
Rank: #4128 (+218)
24M → 40K
5:55 | 6:55/mi
25.2M
2:59:11
Rank: #4024 (+104)
40K → 25.2M
2:33 | 7:24/mi
Finish· 26.22 mi
3:05:54
Rank: #3859 (+165)
25.2M → Finish
6:43 | 6:35/mi

The Course

Is this your race?

Claim it — unlock a deeper AI report on this race, free

A personalized Race Performance Report that goes beyond this page — emailed to you, built from your real splits.

Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:32:07
Pace7:02 /mi
2nd Half
Distance13.11 mi
Time1:33:47
Pace7:09 /mi
📊Positive Split: 1.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:47:2621:447:0021:44
7:00
-
10K
6.21 mi11:08:5043:086:5621:24
6:53
-0:07
15K
9.32 mi11:30:501:05:086:5922:00
7:05
+0:12
20K
12.43 mi11:53:071:27:257:0222:17
7:10
+0:05
Half
13.11 mi11:57:491:32:077:024:42
6:53
-0:17
25K
15.53 mi12:15:041:49:227:0217:15
7:07
+0:14
30K
18.64 mi12:37:492:12:077:0522:45
7:19
+0:12
20M
20.00 mi12:47:522:22:107:0610:03
7:24
+0:05
21M
21.00 mi12:55:292:29:477:087:37
7:37
+0:13
35K
21.75 mi13:00:362:34:547:075:07
6:50
-0:47
23M
23.00 mi13:09:312:43:497:078:55
7:07
+0:17
24M
24.00 mi13:16:252:50:437:076:54
6:54
-0:13
40K
24.85 mi13:22:202:56:387:065:55
6:55
+0:01
25.2M
25.20 mi13:24:532:59:117:072:33
7:24
+0:29
Finish
26.22 mi13:31:363:05:547:066:43
6:35
-0:49

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

6:35 /mi

Average Pace

7:06 /mi

Slowest Pace

7:37 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:22:56

77% of race

Time at Steady Pace

42:58

23% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:05 /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 mi10:47:2621:447:0021:44
7:00
#7027
10K
6.21 mi11:08:5043:086:5621:24
6:53
#6446
15K
9.32 mi11:30:501:05:086:5922:00
7:05
#6529
20K
12.43 mi11:53:071:27:257:0222:17
7:10
#6395
Half
13.11 mi11:57:491:32:077:024:42
6:53
#6310
25K
15.53 mi12:15:041:49:227:0217:15
7:07
#5972
30K
18.64 mi12:37:492:12:077:0522:45
7:19
#5508
20M
20.00 mi12:47:522:22:107:0610:03
7:24
#5297
21M
21.00 mi12:55:292:29:477:087:37
7:37
#5026
35K
21.75 mi13:00:362:34:547:075:07
6:50
#4865
23M
23.00 mi13:09:312:43:497:078:55
7:07
#4584
24M
24.00 mi13:16:252:50:437:076:54
6:54
#4346
40K
24.85 mi13:22:202:56:387:065:55
6:55
#4128
25.2M
25.20 mi13:24:532:59:117:072:33
7:24
#4024
Finish
26.22 mi13:31:363:05:547:066:43
6:35
#3859
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi70278188186701(Top 26%)818(Top 7%)818(Top 18%)
10K6.21 mi3.10 mi6446+581681+137681+1375914(Top 23%)555(Top 5%)555(Top 12%)
15K9.32 mi3.11 mi6529-83725-44725-446701(Top 26%)818(Top 7%)818(Top 18%)
20K12.43 mi3.11 mi6395+134709+16709+166215(Top 24%)736(Top 7%)736(Top 16%)
Half13.11 mi0.68 mi6310+85693+16693+165166(Top 20%)454(Top 4%)454(Top 10%)
25K15.53 mi2.42 mi5972+338621+72621+724904(Top 19%)484(Top 4%)484(Top 10%)
30K18.64 mi3.11 mi5508+464563+58563+584319(Top 17%)455(Top 4%)455(Top 10%)
20M20.00 mi1.36 mi5297+211531+32531+323924(Top 15%)419(Top 4%)419(Top 9%)
21M21.00 mi1.00 mi5026+271486+45486+452880(Top 11%)276(Top 3%)276(Top 6%)
35K21.75 mi0.75 mi4865+161462+24462+242466(Top 10%)216(Top 2%)216(Top 5%)
23M23.00 mi1.25 mi4584+281426+36426+362336(Top 9%)220(Top 2%)220(Top 5%)
24M24.00 mi1.00 mi4346+238403+23403+232023(Top 8%)191(Top 2%)191(Top 4%)
40K24.85 mi0.85 mi4128+218380+23380+231659(Top 6%)145(Top 1%)145(Top 3%)
25.2M25.20 mi0.35 mi4024+104367+13367+131237(Top 5%)109(Top 1.0%)109(Top 2%)
Finish26.22 mi1.02 mi3859+165347+20347+201661(Top 7%)178(Top 2%)178(Top 4%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 26%
×21stories
+97ft-345ft

Overall

6701

Females

818

F18-39

818

5K→10K

3.1 - 6.2 mi

Top 23%
×5stories
+79ft-138ft

Overall

5914

Females

555

F18-39

555

10K→15K

6.2 - 9.3 mi

Top 26%
×3stories
+67ft-78ft

Overall

6701

Females

818

F18-39

818

15K→20K

9.3 - 12.4 mi

Top 24%
×5stories
+106ft-86ft

Overall

6215

Females

736

F18-39

736

20K→Half

12.4 - 13.1 mi

Top 20%
×2stories
+19ft-37ft

Overall

5166

Females

454

F18-39

454

Half→25K

13.1 - 15.5 mi

Top 19%
×4stories
+66ft-88ft

Overall

4904

Females

484

F18-39

484

25K→30K

15.5 - 18.6 mi

Top 17%
×9stories
+181ft-148ft

Overall

4319

Females

455

F18-39

455

30K→20M

18.6 - 20.0 mi

Top 15%
×5stories
+64ft-50ft

Overall

3924

Females

419

F18-39

419

20M→21M

20.0 - 21.0 mi

Top 11%
×8stories
+106ft-24ft

Overall

2880

Females

276

F18-39

276

21M→35K

21.0 - 21.8 mi

Top 10%
×7stories
+17ft-86ft

Overall

2466

Females

216

F18-39

216

35K→23M

21.8 - 23.0 mi

Top 9%
×5stories
+23ft-63ft

Overall

2336

Females

220

F18-39

220

23M→24M

23.0 - 24.0 mi

Top 8%
×6stories
+12ft-82ft

Overall

2023

Females

191

F18-39

191

24M→40K

24.0 - 24.9 mi

Top 6%
×1story
+6ft-20ft

Overall

1659

Females

145

F18-39

145

40K→25.2M

24.9 - 25.2 mi

Top 5%
×1story
+13ft-16ft

Overall

1237

Females

109

F18-39

109

25.2M→Finish

25.2 - 26.2 mi

Top 7%
×2stories
+22ft-21ft

Overall

1661

Females

178

F18-39

178

Passing Analysis

Category:
Athletes Passed
3546
Passed By
378
Net Change
+3168
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#7027
5K → 10K60322+581#7027#6446
10K → 15K112195-83#6446#6529
15K → 20K22692+134#6529#6395
20K → Half905+85#6395#6310
Half → 25K35719+338#6310#5972
25K → 30K48319+464#5972#5508
30K → 20M22514+211#5508#5297
20M → 21M2743+271#5297#5026
21M → 35K1610+161#5026#4865
35K → 23M2843+281#4865#4584
23M → 24M2413+238#4584#4346
24M → 40K2191+218#4346#4128
40K → 25.2M1040+104#4128#4024
25.2M → Finish1672+165#4024#3859
TOTALS3546378+3168
📊

Passing Visuals

Category:
Loading...

🔥Passing Intensity

Loading...

🔄Passing Circle

Loading...

🌊Position Flow

Loading...

🏃Race Lanes

Loading...

Upload your GPX file

Supports Garmin, Apple Watch, Polar, Suunto, COROS, Strava, and other apps

.gpx files up to 10MB

Export Track Data

Download your race performance as a GPX or TCX file to import into Strava, Garmin Connect, or other fitness apps.

Questions or issues regarding timing data?

If you notice any discrepancies in your timing data or have questions about your results, our support team can help.

Contact Race Support
Share Feedback

Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing