Boston Marathon logo
BOSTON MARATHON 2024

Bristol Hartlage

Bib: 25628•F

NC

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 25550
Gender (Female)
#0 / 10924
Masters (Masters Women)
#0 / 6263
Division (F40-44)
#0 / 1613
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
29:05
Rank: #21311
Start → 5K
9:22/mi
29:05 split
10K· 6.21 mi
59:36
Rank: #21792 (-481)
5K → 10K
9:49/mi
30:31 split
15K· 9.32 mi
1:30:58
Rank: #21909 (-117)
10K → 15K
10:06/mi
31:22 split
20K· 12.43 mi
2:03:30
Rank: #21822 (+87)
15K → 20K
10:28/mi
32:32 split
Half· 13.11 mi
2:10:22
Rank: #21816 (+6)
20K → Half
10:04/mi
6:52 split
25K· 15.53 mi
2:35:50
Rank: #21554 (+262)
Half → 25K
10:30/mi
25:28 split
30K· 18.64 mi
3:10:27
Rank: #21286 (+268)
25K → 30K
11:09/mi
34:37 split
20M
3:25:57
Rank: #21210 (+76)
30K → 20M
11:24/mi
15:30 split
21M
3:38:25
Rank: #21127 (+83)
20M → 21M
12:28/mi
12:28 split
35K· 21.75 mi
3:46:53
Rank: #21096 (+31)
21M → 35K
11:19/mi
8:28 split
23M
4:01:23
Rank: #21025 (+71)
35K → 23M
11:35/mi
14:30 split
24M
4:12:44
Rank: #20961 (+64)
23M → 24M
11:21/mi
11:21 split
40K· 24.85 mi
4:23:32
Rank: #20991 (-30)
24M → 40K
12:38/mi
10:48 split
25.2M
4:28:00
Rank: #20974 (+17)
40K → 25.2M
12:57/mi
4:28 split
Finish· 26.22 mi
4:39:44
Rank: #21007 (-33)
25.2M → Finish
11:31/mi
11:44 split

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
Time2:10:22
Pace9:57 /mi
2nd Half
Distance13.11 mi
Time2:29:22
Pace11:24 /mi
📊Positive Split: 14.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:44:5629:059:2229:05
9:22
-
10K
6.21 mi12:15:2759:369:3630:31
9:49
+0:27
15K
9.32 mi12:46:491:30:589:4631:22
10:06
+0:17
20K
12.43 mi13:19:212:03:309:5632:32
10:28
+0:22
Half
13.11 mi13:26:132:10:229:576:52
10:04
-0:24
25K
15.53 mi13:51:412:35:5010:0225:28
10:30
+0:26
30K
18.64 mi14:26:183:10:2710:1334:37
11:09
+0:39
20M
20.00 mi14:41:483:25:5710:1815:30
11:24
+0:15
21M
21.00 mi14:54:163:38:2510:2412:28
12:28
+1:04
35K
21.75 mi15:02:443:46:5310:268:28
11:19
-1:09
23M
23.00 mi15:17:144:01:2310:3014:30
11:35
+0:16
24M
24.00 mi15:28:354:12:4410:3211:21
11:21
-0:14
40K
24.85 mi15:39:234:23:3210:3610:48
12:38
+1:17
25.2M
25.20 mi15:43:514:28:0010:384:28
12:57
+0:19
Finish
26.22 mi15:55:354:39:4410:4111:44
11:31
-1:26

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

9:22 /mi

Average Pace

10:41 /mi

Slowest Pace

12:57 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:35:50

56% of race

Time at Steady Pace

1:36:10

34% of race

Time at Slower Pace

27:44

10% of race

Average Pace: 10:40 /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 mi11:44:5629:059:2229:05
9:22
#21311
10K
6.21 mi12:15:2759:369:3630:31
9:49
#21792
15K
9.32 mi12:46:491:30:589:4631:22
10:06
#21909
20K
12.43 mi13:19:212:03:309:5632:32
10:28
#21822
Half
13.11 mi13:26:132:10:229:576:52
10:04
#21816
25K
15.53 mi13:51:412:35:5010:0225:28
10:30
#21554
30K
18.64 mi14:26:183:10:2710:1334:37
11:09
#21286
20M
20.00 mi14:41:483:25:5710:1815:30
11:24
#21210
21M
21.00 mi14:54:163:38:2510:2412:28
12:28
#21127
35K
21.75 mi15:02:443:46:5310:268:28
11:19
#21096
23M
23.00 mi15:17:144:01:2310:3014:30
11:35
#21025
24M
24.00 mi15:28:354:12:4410:3211:21
11:21
#20961
40K
24.85 mi15:39:234:23:3210:3610:48
12:38
#20991
25.2M
25.20 mi15:43:514:28:0010:384:28
12:57
#20974
Finish
26.22 mi15:55:354:39:4410:4111:44
11:31
#21007
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi213118571857122137(Top 87%)8947(Top 82%)8947(Top 555%)
10K6.21 mi3.10 mi21792-4818798-2278798-22722146(Top 87%)8994(Top 82%)8994(Top 558%)
15K9.32 mi3.11 mi21909-1178854-568854-5622137(Top 87%)8947(Top 82%)8947(Top 555%)
20K12.43 mi3.11 mi21822+878806+488806+4821615(Top 85%)8688(Top 80%)8688(Top 539%)
Half13.11 mi0.68 mi21816+68805+18805+121633(Top 85%)8753(Top 80%)8753(Top 543%)
25K15.53 mi2.42 mi21554+2628673+1328673+13220425(Top 80%)8153(Top 75%)8153(Top 505%)
30K18.64 mi3.11 mi21286+2688579+948579+9420303(Top 79%)8270(Top 76%)8270(Top 513%)
20M20.00 mi1.36 mi21210+768572+78572+720218(Top 79%)8341(Top 76%)8341(Top 517%)
21M21.00 mi1.00 mi21127+838553+198553+1919807(Top 78%)8225(Top 75%)8225(Top 510%)
35K21.75 mi0.75 mi21096+318554-18554-120485(Top 80%)8586(Top 79%)8586(Top 532%)
23M23.00 mi1.25 mi21025+718538+168538+1619834(Top 78%)8318(Top 76%)8318(Top 516%)
24M24.00 mi1.00 mi20961+648533+58533+520108(Top 79%)8496(Top 78%)8496(Top 527%)
40K24.85 mi0.85 mi20991-308558-258558-2521652(Top 85%)9297(Top 85%)9297(Top 576%)
25.2M25.20 mi0.35 mi20974+178555+38555+319617(Top 77%)8332(Top 76%)8332(Top 517%)
Finish26.22 mi1.02 mi21007-338586-318586-3122457(Top 88%)9671(Top 89%)9671(Top 600%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 87%
×21stories
+97ft-345ft

Overall

22137

Females

8947

F40-44

8947

5K→10K

3.1 - 6.2 mi

Top 87%
×5stories
+79ft-138ft

Overall

22146

Females

8994

F40-44

8994

10K→15K

6.2 - 9.3 mi

Top 87%
×3stories
+67ft-78ft

Overall

22137

Females

8947

F40-44

8947

15K→20K

9.3 - 12.4 mi

Top 85%
×5stories
+106ft-86ft

Overall

21615

Females

8688

F40-44

8688

20K→Half

12.4 - 13.1 mi

Top 85%
×2stories
+19ft-37ft

Overall

21633

Females

8753

F40-44

8753

Half→25K

13.1 - 15.5 mi

Top 80%
×4stories
+66ft-88ft

Overall

20425

Females

8153

F40-44

8153

25K→30K

15.5 - 18.6 mi

Top 79%
×9stories
+181ft-148ft

Overall

20303

Females

8270

F40-44

8270

30K→20M

18.6 - 20.0 mi

Top 79%
×5stories
+64ft-50ft

Overall

20218

Females

8341

F40-44

8341

20M→21M

20.0 - 21.0 mi

Top 78%
×8stories
+106ft-24ft

Overall

19807

Females

8225

F40-44

8225

21M→35K

21.0 - 21.8 mi

Top 80%
×7stories
+17ft-86ft

Overall

20485

Females

8586

F40-44

8586

35K→23M

21.8 - 23.0 mi

Top 78%
×5stories
+23ft-63ft

Overall

19834

Females

8318

F40-44

8318

23M→24M

23.0 - 24.0 mi

Top 79%
×6stories
+12ft-82ft

Overall

20108

Females

8496

F40-44

8496

24M→40K

24.0 - 24.9 mi

Top 85%
×1story
+6ft-20ft

Overall

21652

Females

9297

F40-44

9297

40K→25.2M

24.9 - 25.2 mi

Top 77%
×1story
+13ft-16ft

Overall

19617

Females

8332

F40-44

8332

25.2M→Finish

25.2 - 26.2 mi

Top 88%
×2stories
+22ft-21ft

Overall

22457

Females

9671

F40-44

9671

Passing Analysis

Category:
Athletes Passed
1699
Passed By
1395
Net Change
+304
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#21311
5K → 10K81562-481#21311#21792
10K → 15K146263-117#21792#21909
15K → 20K220133+87#21909#21822
20K → Half3024+6#21822#21816
Half → 25K29432+262#21816#21554
25K → 30K31749+268#21554#21286
30K → 20M12145+76#21286#21210
20M → 21M11431+83#21210#21127
21M → 35K5322+31#21127#21096
35K → 23M10837+71#21096#21025
23M → 24M9329+64#21025#20961
24M → 40K4171-30#20961#20991
40K → 25.2M3215+17#20991#20974
25.2M → Finish4982-33#20974#21007
TOTALS16991395+304
📊

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