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BOSTON MARATHON 2024

Kathryn Griffin

Bib: 22430•F

MI

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Gender (Female)
#0 / 10924
Masters (Masters Women)
#0 / 6263
Top 42%
Division (F60-64)
#0 / 549
Top 13%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
26:17
Rank: #17558
Start → 5K
8:28/mi
26:17 split
10K· 6.21 mi
53:21
Rank: #17994 (-436)
5K → 10K
8:43/mi
27:04 split
15K· 9.32 mi
1:20:44
Rank: #17991 (+3)
10K → 15K
8:49/mi
27:23 split
20K· 12.43 mi
1:49:18
Rank: #18007 (-16)
15K → 20K
9:12/mi
28:34 split
Half· 13.11 mi
1:55:14
Rank: #17929 (+78)
20K → Half
8:42/mi
5:56 split
25K· 15.53 mi
2:16:41
Rank: #17366 (+563)
Half → 25K
8:51/mi
21:27 split
30K· 18.64 mi
2:44:32
Rank: #16528 (+838)
25K → 30K
8:58/mi
27:51 split
20M
2:56:48
Rank: #16220 (+308)
30K → 20M
9:02/mi
12:16 split
21M
3:07:05
Rank: #16102 (+118)
20M → 21M
10:17/mi
10:17 split
35K· 21.75 mi
3:13:44
Rank: #15979 (+123)
21M → 35K
8:53/mi
6:39 split
23M
3:25:08
Rank: #15721 (+258)
35K → 23M
9:06/mi
11:24 split
24M
3:34:27
Rank: #15620 (+101)
23M → 24M
9:19/mi
9:19 split
40K· 24.85 mi
3:42:28
Rank: #15483 (+137)
24M → 40K
9:23/mi
8:01 split
25.2M
3:46:02
Rank: #15412 (+71)
40K → 25.2M
10:21/mi
3:34 split
Finish· 26.22 mi
3:55:05
Rank: #15320 (+92)
25.2M → Finish
8:53/mi
9:03 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:55:14
Pace8:47 /mi
2nd Half
Distance13.11 mi
Time1:59:51
Pace9:09 /mi
📊Positive Split: 4.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:23:5426:178:2826:17
8:28
-
10K
6.21 mi11:50:5853:218:3527:04
8:43
+0:15
15K
9.32 mi12:18:211:20:448:4027:23
8:49
+0:06
20K
12.43 mi12:46:551:49:188:4828:34
9:12
+0:23
Half
13.11 mi12:52:511:55:148:475:56
8:42
-0:30
25K
15.53 mi13:14:182:16:418:4821:27
8:51
+0:09
30K
18.64 mi13:42:092:44:328:5027:51
8:58
+0:07
20M
20.00 mi13:54:252:56:488:5012:16
9:02
+0:04
21M
21.00 mi14:04:423:07:058:5510:17
10:17
+1:15
35K
21.75 mi14:11:213:13:448:546:39
8:53
-1:24
23M
23.00 mi14:22:453:25:088:5511:24
9:06
+0:13
24M
24.00 mi14:32:043:34:278:569:19
9:19
+0:13
40K
24.85 mi14:40:053:42:288:578:01
9:23
+0:04
25.2M
25.20 mi14:43:393:46:028:583:34
10:21
+0:58
Finish
26.22 mi14:52:423:55:058:589:03
8:53
-1:28

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

8:28 /mi

Average Pace

8:58 /mi

Slowest Pace

10:21 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

32:13

14% of race

Time at Steady Pace

2:51:41

73% of race

Time at Slower Pace

31:11

13% of race

Average Pace: 8:58 /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 mi11:23:5426:178:2826:17
8:28
#17558
10K
6.21 mi11:50:5853:218:3527:04
8:43
#17994
15K
9.32 mi12:18:211:20:448:4027:23
8:49
#17991
20K
12.43 mi12:46:551:49:188:4828:34
9:12
#18007
Half
13.11 mi12:52:511:55:148:475:56
8:42
#17929
25K
15.53 mi13:14:182:16:418:4821:27
8:51
#17366
30K
18.64 mi13:42:092:44:328:5027:51
8:58
#16528
20M
20.00 mi13:54:252:56:488:5012:16
9:02
#16220
21M
21.00 mi14:04:423:07:058:5510:17
10:17
#16102
35K
21.75 mi14:11:213:13:448:546:39
8:53
#15979
23M
23.00 mi14:22:453:25:088:5511:24
9:06
#15721
24M
24.00 mi14:32:043:34:278:569:19
9:19
#15620
40K
24.85 mi14:40:053:42:288:578:01
9:23
#15483
25.2M
25.20 mi14:43:393:46:028:583:34
10:21
#15412
Finish
26.22 mi14:52:423:55:058:589:03
8:53
#15320
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF60-64Seg. OverallSeg. FemalesSeg. F60-64
5K3.11 mi3.11 mi175586503650318027(Top 71%)6724(Top 62%)6724(Top 1225%)
10K6.21 mi3.10 mi17994-4366735-2326735-23218420(Top 72%)6971(Top 64%)6971(Top 1270%)
15K9.32 mi3.11 mi17991+36737-26737-218027(Top 71%)6724(Top 62%)6724(Top 1225%)
20K12.43 mi3.11 mi18007-166746-96746-918169(Top 71%)6789(Top 62%)6789(Top 1237%)
Half13.11 mi0.68 mi17929+786706+406706+4016836(Top 66%)6119(Top 56%)6119(Top 1115%)
25K15.53 mi2.42 mi17366+5636415+2916415+29114796(Top 58%)5066(Top 46%)5066(Top 923%)
30K18.64 mi3.11 mi16528+8385983+4325983+43213072(Top 51%)4322(Top 40%)4322(Top 787%)
20M20.00 mi1.36 mi16220+3085840+1435840+14312294(Top 48%)4188(Top 38%)4188(Top 763%)
21M21.00 mi1.00 mi16102+1185810+305810+3014080(Top 55%)5354(Top 49%)5354(Top 975%)
35K21.75 mi0.75 mi15979+1235762+485762+4812811(Top 50%)4715(Top 43%)4715(Top 859%)
23M23.00 mi1.25 mi15721+2585665+975665+9711738(Top 46%)4279(Top 39%)4279(Top 779%)
24M24.00 mi1.00 mi15620+1015636+295636+2913640(Top 53%)5258(Top 48%)5258(Top 958%)
40K24.85 mi0.85 mi15483+1375591+455591+4512636(Top 49%)4861(Top 44%)4861(Top 885%)
25.2M25.20 mi0.35 mi15412+715568+235568+2312303(Top 48%)4764(Top 44%)4764(Top 868%)
Finish26.22 mi1.02 mi15320+925541+275541+2713656(Top 53%)5305(Top 49%)5305(Top 966%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 71%
×21story building
+97ft-345ft

Overall

18027

Females

6724

F60-64

6724

5K→10K

3.1 - 6.2 mi

Top 72%
×5story building
+79ft-138ft

Overall

18420

Females

6971

F60-64

6971

10K→15K

6.2 - 9.3 mi

Top 71%
×3story building
+67ft-78ft

Overall

18027

Females

6724

F60-64

6724

15K→20K

9.3 - 12.4 mi

Top 71%
×5story building
+106ft-86ft

Overall

18169

Females

6789

F60-64

6789

20K→Half

12.4 - 13.1 mi

Top 66%
×2story building
+19ft-37ft

Overall

16836

Females

6119

F60-64

6119

Half→25K

13.1 - 15.5 mi

Top 58%
×4story building
+66ft-88ft

Overall

14796

Females

5066

F60-64

5066

25K→30K

15.5 - 18.6 mi

Top 51%
×9story building
+181ft-148ft

Overall

13072

Females

4322

F60-64

4322

30K→20M

18.6 - 20.0 mi

Top 48%
×5story building
+64ft-50ft

Overall

12294

Females

4188

F60-64

4188

20M→21M

20.0 - 21.0 mi

Top 55%
×8story building
+106ft-24ft

Overall

14080

Females

5354

F60-64

5354

21M→35K

21.0 - 21.8 mi

Top 50%
×7story building
+17ft-86ft

Overall

12811

Females

4715

F60-64

4715

35K→23M

21.8 - 23.0 mi

Top 46%
×5story building
+23ft-63ft

Overall

11738

Females

4279

F60-64

4279

23M→24M

23.0 - 24.0 mi

Top 53%
×6story building
+12ft-82ft

Overall

13640

Females

5258

F60-64

5258

24M→40K

24.0 - 24.9 mi

Top 49%
×1story
+6ft-20ft

Overall

12636

Females

4861

F60-64

4861

40K→25.2M

24.9 - 25.2 mi

Top 48%
×1story
+13ft-16ft

Overall

12303

Females

4764

F60-64

4764

25.2M→Finish

25.2 - 26.2 mi

Top 53%
×2story building
+22ft-21ft

Overall

13656

Females

5305

F60-64

5305

Passing Analysis

Category:
Athletes Passed
3495
Passed By
1257
Net Change
+2238
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#17558
5K → 10K135571-436#17558#17994
10K → 15K239236+3#17994#17991
15K → 20K242258-16#17991#18007
20K → Half9113+78#18007#17929
Half → 25K5685+563#17929#17366
25K → 30K8446+838#17366#16528
30K → 20M3124+308#16528#16220
20M → 21M16749+118#16220#16102
21M → 35K1329+123#16102#15979
35K → 23M27719+258#15979#15721
23M → 24M13029+101#15721#15620
24M → 40K15417+137#15620#15483
40K → 25.2M798+71#15483#15412
25.2M → Finish12533+92#15412#15320
TOTALS34951257+2238
📊

Passing Visuals

Category:
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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