Boston Marathon logo
BOSTON MARATHON 2024

Kate Guy

Bib: 7596•F

BC

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 25550
Top 18%
Gender (Female)
#0 / 10924
Top 5%
Masters (Masters Women)
#0 / 6263
Top 1%
Division (F45-49)
#0 / 1753
Top 1%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:57
Rank: #5188
Start → 5K
20:57 | 6:45/mi
10K· 6.21 mi
42:11
Rank: #5328 (-140)
5K → 10K
21:14 | 6:50/mi
15K· 9.32 mi
1:03:34
Rank: #5340 (-12)
10K → 15K
21:23 | 6:53/mi
20K· 12.43 mi
1:25:29
Rank: #5404 (-64)
15K → 20K
21:55 | 7:03/mi
Half· 13.11 mi
1:30:17
Rank: #5449 (-45)
20K → Half
4:48 | 7:02/mi
25K· 15.53 mi
1:47:46
Rank: #5334 (+115)
Half → 25K
17:29 | 7:13/mi
30K· 18.64 mi
2:11:01
Rank: #5171 (+163)
25K → 30K
23:15 | 7:29/mi
20M
2:21:32
Rank: #5124 (+47)
30K → 20M
10:31 | 7:44/mi
21M
2:29:47
Rank: #5030 (+94)
20M → 21M
8:15 | 8:15/mi
35K· 21.75 mi
2:35:25
Rank: #4985 (+45)
21M → 35K
5:38 | 7:32/mi
23M
2:45:17
Rank: #4899 (+86)
35K → 23M
9:52 | 7:53/mi
24M
2:52:58
Rank: #4812 (+87)
23M → 24M
7:41 | 7:41/mi
40K· 24.85 mi
2:59:43
Rank: #4765 (+47)
24M → 40K
6:45 | 7:54/mi
25.2M
3:02:42
Rank: #4724 (+41)
40K → 25.2M
2:59 | 8:39/mi
Finish· 26.22 mi
3:10:19
Rank: #4682 (+42)
25.2M → Finish
7:37 | 7:28/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
Time1:30:17
Pace6:53 /mi
2nd Half
Distance13.11 mi
Time1:40:02
Pace7:38 /mi
📊Positive Split: 10.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:29:2320:576:4520:57
6:45
-
10K
6.21 mi10:50:3742:116:4721:14
6:50
+0:05
15K
9.32 mi11:12:001:03:346:4921:23
6:53
+0:03
20K
12.43 mi11:33:551:25:296:5321:55
7:03
+0:10
Half
13.11 mi11:38:431:30:176:534:48
7:02
-0:01
25K
15.53 mi11:56:121:47:466:5617:29
7:13
+0:11
30K
18.64 mi12:19:272:11:017:0223:15
7:29
+0:16
20M
20.00 mi12:29:582:21:327:0510:31
7:44
+0:15
21M
21.00 mi12:38:132:29:477:088:15
8:15
+0:31
35K
21.75 mi12:43:512:35:257:095:38
7:32
-0:43
23M
23.00 mi12:53:432:45:177:119:52
7:53
+0:21
24M
24.00 mi13:01:242:52:587:127:41
7:41
-0:12
40K
24.85 mi13:08:092:59:437:146:45
7:54
+0:13
25.2M
25.20 mi13:11:083:02:427:152:59
8:39
+0:45
Finish
26.22 mi13:18:453:10:197:167:37
7:28
-1:11

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

6:45 /mi

Average Pace

7:16 /mi

Slowest Pace

8:39 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:47:46

57% of race

Time at Steady Pace

54:42

29% of race

Time at Slower Pace

27:51

15% of race

Average Pace: 7:16 /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 mi10:29:2320:576:4520:57
6:45
#5188
10K
6.21 mi10:50:3742:116:4721:14
6:50
#5328
15K
9.32 mi11:12:001:03:346:4921:23
6:53
#5340
20K
12.43 mi11:33:551:25:296:5321:55
7:03
#5404
Half
13.11 mi11:38:431:30:176:534:48
7:02
#5449
25K
15.53 mi11:56:121:47:466:5617:29
7:13
#5334
30K
18.64 mi12:19:272:11:017:0223:15
7:29
#5171
20M
20.00 mi12:29:582:21:327:0510:31
7:44
#5124
21M
21.00 mi12:38:132:29:477:088:15
8:15
#5030
35K
21.75 mi12:43:512:35:257:095:38
7:32
#4985
23M
23.00 mi12:53:432:45:177:119:52
7:53
#4899
24M
24.00 mi13:01:242:52:587:127:41
7:41
#4812
40K
24.85 mi13:08:092:59:437:146:45
7:54
#4765
25.2M
25.20 mi13:11:083:02:427:152:59
8:39
#4724
Finish
26.22 mi13:18:453:10:197:167:37
7:28
#4682
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi51883893895451(Top 21%)469(Top 4%)469(Top 27%)
10K6.21 mi3.10 mi5328-140413-24413-245498(Top 22%)453(Top 4%)453(Top 26%)
15K9.32 mi3.11 mi5340-12412+1412+15451(Top 21%)469(Top 4%)469(Top 27%)
20K12.43 mi3.11 mi5404-64449-37449-375558(Top 22%)551(Top 5%)551(Top 31%)
Half13.11 mi0.68 mi5449-45468-19468-196017(Top 24%)665(Top 6%)665(Top 38%)
25K15.53 mi2.42 mi5334+115463+5463+55385(Top 21%)607(Top 6%)607(Top 35%)
30K18.64 mi3.11 mi5171+163467-4467-45012(Top 20%)642(Top 6%)642(Top 37%)
20M20.00 mi1.36 mi5124+47480-13480-135412(Top 21%)886(Top 8%)886(Top 51%)
21M21.00 mi1.00 mi5030+94490-10490-105132(Top 20%)933(Top 9%)933(Top 53%)
35K21.75 mi0.75 mi4985+45501-11501-115206(Top 20%)966(Top 9%)966(Top 55%)
23M23.00 mi1.25 mi4899+86505-4505-45188(Top 20%)1084(Top 10%)1084(Top 62%)
24M24.00 mi1.00 mi4812+87508-3508-34963(Top 19%)1066(Top 10%)1066(Top 61%)
40K24.85 mi0.85 mi4765+47520-12520-125263(Top 21%)1301(Top 12%)1301(Top 74%)
25.2M25.20 mi0.35 mi4724+41524-4524-45073(Top 20%)1274(Top 12%)1274(Top 73%)
Finish26.22 mi1.02 mi4682+42533-9533-95508(Top 22%)1406(Top 13%)1406(Top 80%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 21%
×21stories
+97ft-345ft

Overall

5451

Females

469

F45-49

469

5K→10K

3.1 - 6.2 mi

Top 22%
×5stories
+79ft-138ft

Overall

5498

Females

453

F45-49

453

10K→15K

6.2 - 9.3 mi

Top 21%
×3stories
+67ft-78ft

Overall

5451

Females

469

F45-49

469

15K→20K

9.3 - 12.4 mi

Top 22%
×5stories
+106ft-86ft

Overall

5558

Females

551

F45-49

551

20K→Half

12.4 - 13.1 mi

Top 24%
×2stories
+19ft-37ft

Overall

6017

Females

665

F45-49

665

Half→25K

13.1 - 15.5 mi

Top 21%
×4stories
+66ft-88ft

Overall

5385

Females

607

F45-49

607

25K→30K

15.5 - 18.6 mi

Top 20%
×9stories
+181ft-148ft

Overall

5012

Females

642

F45-49

642

30K→20M

18.6 - 20.0 mi

Top 21%
×5stories
+64ft-50ft

Overall

5412

Females

886

F45-49

886

20M→21M

20.0 - 21.0 mi

Top 20%
×8stories
+106ft-24ft

Overall

5132

Females

933

F45-49

933

21M→35K

21.0 - 21.8 mi

Top 20%
×7stories
+17ft-86ft

Overall

5206

Females

966

F45-49

966

35K→23M

21.8 - 23.0 mi

Top 20%
×5stories
+23ft-63ft

Overall

5188

Females

1084

F45-49

1084

23M→24M

23.0 - 24.0 mi

Top 19%
×6stories
+12ft-82ft

Overall

4963

Females

1066

F45-49

1066

24M→40K

24.0 - 24.9 mi

Top 21%
×1story
+6ft-20ft

Overall

5263

Females

1301

F45-49

1301

40K→25.2M

24.9 - 25.2 mi

Top 20%
×1story
+13ft-16ft

Overall

5073

Females

1274

F45-49

1274

25.2M→Finish

25.2 - 26.2 mi

Top 22%
×2stories
+22ft-21ft

Overall

5508

Females

1406

F45-49

1406

Passing Analysis

Category:
Athletes Passed
1715
Passed By
1209
Net Change
+506
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#5188
5K → 10K141281-140#5188#5328
10K → 15K135147-12#5328#5340
15K → 20K149213-64#5340#5404
20K → Half1762-45#5404#5449
Half → 25K21196+115#5449#5334
25K → 30K265102+163#5334#5171
30K → 20M12174+47#5171#5124
20M → 21M14349+94#5124#5030
21M → 35K7530+45#5030#4985
35K → 23M13448+86#4985#4899
23M → 24M11326+87#4899#4812
24M → 40K8033+47#4812#4765
40K → 25.2M5110+41#4765#4724
25.2M → Finish8038+42#4724#4682
TOTALS17151209+506
📊

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