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BOSTON MARATHON 2024

Kaitlyn Arnold

Bib: 7517•F

MI

0:00
0:00
/ mi
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Overall
#0 / 25550
Top 16%
Gender (Female)
#0 / 10924
Top 4%
Division (F18-39)
#0 / 4660
Top 7%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:55
Rank: #5109
Start → 5K
6:44/mi
20:55 split
10K· 6.21 mi
41:40
Rank: #4612 (+497)
5K → 10K
6:41/mi
20:45 split
15K· 9.32 mi
1:02:23
Rank: #4256 (+356)
10K → 15K
6:40/mi
20:43 split
20K· 12.43 mi
1:23:16
Rank: #3962 (+294)
15K → 20K
6:43/mi
20:53 split
Half· 13.11 mi
1:27:49
Rank: #3932 (+30)
20K → Half
6:40/mi
4:33 split
25K· 15.53 mi
1:44:09
Rank: #3670 (+262)
Half → 25K
6:44/mi
16:20 split
30K· 18.64 mi
2:05:33
Rank: #3282 (+388)
25K → 30K
6:53/mi
21:24 split
20M
2:15:01
Rank: #3135 (+147)
30K → 20M
6:58/mi
9:28 split
21M
2:22:55
Rank: #3167 (-32)
20M → 21M
7:54/mi
7:54 split
35K· 21.75 mi
2:28:04
Rank: #3107 (+60)
21M → 35K
6:53/mi
5:09 split
23M
2:40:22
Rank: #3784 (-677)
35K → 23M
9:49/mi
12:18 split
24M
2:48:18
Rank: #3841 (-57)
23M → 24M
7:56/mi
7:56 split
40K· 24.85 mi
2:55:13
Rank: #3855 (-14)
24M → 40K
8:05/mi
6:55 split
25.2M
2:59:38
Rank: #4110 (-255)
40K → 25.2M
12:48/mi
4:25 split
Finish· 26.22 mi
3:06:50
Rank: #4021 (+89)
25.2M → Finish
7:04/mi
7:12 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:27:49
Pace6:42 /mi
2nd Half
Distance13.11 mi
Time1:39:01
Pace7:33 /mi
📊Positive Split: 12.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:27:4520:556:4420:55
6:44
-
10K
6.21 mi10:48:3041:406:4220:45
6:41
-0:03
15K
9.32 mi11:09:131:02:236:4220:43
6:40
-0:01
20K
12.43 mi11:30:061:23:166:4220:53
6:43
+0:03
Half
13.11 mi11:34:391:27:496:424:33
6:40
-0:03
25K
15.53 mi11:50:591:44:096:4216:20
6:44
+0:04
30K
18.64 mi12:12:232:05:336:4421:24
6:53
+0:09
20M
20.00 mi12:21:512:15:016:459:28
6:58
+0:05
21M
21.00 mi12:29:452:22:556:487:54
7:54
+0:56
35K
21.75 mi12:34:542:28:046:485:09
6:53
-1:01
23M
23.00 mi12:47:122:40:226:5812:18
9:49
+2:56
24M
24.00 mi12:55:082:48:187:017:56
7:56
-1:53
40K
24.85 mi13:02:032:55:137:036:55
8:05
+0:09
25.2M
25.20 mi13:06:282:59:387:084:25
12:48
+4:43
Finish
26.22 mi13:13:403:06:507:087:12
7:04
-5:44

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

6:40 /mi

Average Pace

7:08 /mi

Slowest Pace

12:48 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

2:27:22

79% of race

Time at Slower Pace

39:28

21% of race

Average Pace: 7:08 /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 mi10:27:4520:556:4420:55
6:44
#5109
10K
6.21 mi10:48:3041:406:4220:45
6:41
#4612
15K
9.32 mi11:09:131:02:236:4220:43
6:40
#4256
20K
12.43 mi11:30:061:23:166:4220:53
6:43
#3962
Half
13.11 mi11:34:391:27:496:424:33
6:40
#3932
25K
15.53 mi11:50:591:44:096:4216:20
6:44
#3670
30K
18.64 mi12:12:232:05:336:4421:24
6:53
#3282
20M
20.00 mi12:21:512:15:016:459:28
6:58
#3135
21M
21.00 mi12:29:452:22:556:487:54
7:54
#3167
35K
21.75 mi12:34:542:28:046:485:09
6:53
#3107
23M
23.00 mi12:47:122:40:226:5812:18
9:49
#3784
24M
24.00 mi12:55:082:48:187:017:56
7:56
#3841
40K
24.85 mi13:02:032:55:137:036:55
8:05
#3855
25.2M
25.20 mi13:06:282:59:387:084:25
12:48
#4110
Finish
26.22 mi13:13:403:06:507:087:12
7:04
#4021
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi51093703703715(Top 15%)203(Top 2%)203(Top 4%)
10K6.21 mi3.10 mi4612+497293+77293+774176(Top 16%)251(Top 2%)251(Top 5%)
15K9.32 mi3.11 mi4256+356259+34259+343715(Top 15%)203(Top 2%)203(Top 4%)
20K12.43 mi3.11 mi3962+294222+37222+373356(Top 13%)175(Top 2%)175(Top 4%)
Half13.11 mi0.68 mi3932+30219+3219+33648(Top 14%)219(Top 2%)219(Top 5%)
25K15.53 mi2.42 mi3670+262192+27192+272856(Top 11%)157(Top 1%)157(Top 3%)
30K18.64 mi3.11 mi3282+388169+23169+232330(Top 9%)129(Top 1%)129(Top 3%)
20M20.00 mi1.36 mi3135+147162+7162+72237(Top 9%)139(Top 1%)139(Top 3%)
21M21.00 mi1.00 mi3167-32180-18180-183820(Top 15%)493(Top 5%)493(Top 11%)
35K21.75 mi0.75 mi3107+60177+3177+32646(Top 10%)239(Top 2%)239(Top 5%)
23M23.00 mi1.25 mi3784-677275-98275-9814829(Top 58%)5835(Top 53%)5835(Top 125%)
24M24.00 mi1.00 mi3841-57302-27302-276272(Top 25%)1643(Top 15%)1643(Top 35%)
40K24.85 mi0.85 mi3855-14319-17319-176238(Top 24%)1755(Top 16%)1755(Top 38%)
25.2M25.20 mi0.35 mi4110-255387-68387-6819252(Top 75%)8134(Top 74%)8134(Top 175%)
Finish26.22 mi1.02 mi4021+89386+1386+13436(Top 13%)602(Top 6%)602(Top 13%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 15%
×21stories
+97ft-345ft

Overall

3715

Females

203

F18-39

203

5K→10K

3.1 - 6.2 mi

Top 16%
×5stories
+79ft-138ft

Overall

4176

Females

251

F18-39

251

10K→15K

6.2 - 9.3 mi

Top 15%
×3stories
+67ft-78ft

Overall

3715

Females

203

F18-39

203

15K→20K

9.3 - 12.4 mi

Top 13%
×5stories
+106ft-86ft

Overall

3356

Females

175

F18-39

175

20K→Half

12.4 - 13.1 mi

Top 14%
×2stories
+19ft-37ft

Overall

3648

Females

219

F18-39

219

Half→25K

13.1 - 15.5 mi

Top 11%
×4stories
+66ft-88ft

Overall

2856

Females

157

F18-39

157

25K→30K

15.5 - 18.6 mi

Top 9%
×9stories
+181ft-148ft

Overall

2330

Females

129

F18-39

129

30K→20M

18.6 - 20.0 mi

Top 9%
×5stories
+64ft-50ft

Overall

2237

Females

139

F18-39

139

20M→21M

20.0 - 21.0 mi

Top 15%
×8stories
+106ft-24ft

Overall

3820

Females

493

F18-39

493

21M→35K

21.0 - 21.8 mi

Top 10%
×7stories
+17ft-86ft

Overall

2646

Females

239

F18-39

239

35K→23M

21.8 - 23.0 mi

Top 58%
×5stories
+23ft-63ft

Overall

14829

Females

5835

F18-39

5835

23M→24M

23.0 - 24.0 mi

Top 25%
×6stories
+12ft-82ft

Overall

6272

Females

1643

F18-39

1643

24M→40K

24.0 - 24.9 mi

Top 24%
×1story
+6ft-20ft

Overall

6238

Females

1755

F18-39

1755

40K→25.2M

24.9 - 25.2 mi

Top 75%
×1story
+13ft-16ft

Overall

19252

Females

8134

F18-39

8134

25.2M→Finish

25.2 - 26.2 mi

Top 13%
×2stories
+22ft-21ft

Overall

3436

Females

602

F18-39

602

Passing Analysis

Category:
Athletes Passed
2450
Passed By
1362
Net Change
+1088
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#5109
5K → 10K52528+497#5109#4612
10K → 15K36913+356#4612#4256
15K → 20K32531+294#4256#3962
20K → Half388+30#3962#3932
Half → 25K27917+262#3932#3670
25K → 30K40820+388#3670#3282
30K → 20M15912+147#3282#3135
20M → 21M6496-32#3135#3167
21M → 35K8121+60#3167#3107
35K → 23M9686-677#3107#3784
23M → 24M45102-57#3784#3841
24M → 40K4660-14#3841#3855
40K → 25.2M1256-255#3855#4110
25.2M → Finish10112+89#4110#4021
TOTALS24501362+1088
📊

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