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BOSTON MARATHON 2024

Jacqueline Ko

Bib: 27962•F

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

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
31:49
Rank: #23524
Start → 5K
31:49 | 10:14/mi
10K· 6.21 mi
1:04:24
Rank: #23508 (+16)
5K → 10K
32:35 | 10:29/mi
15K· 9.32 mi
1:42:21
Rank: #24260 (-752)
10K → 15K
37:57 | 12:13/mi
20K· 12.43 mi
2:23:02
Rank: #24521 (-261)
15K → 20K
40:41 | 13:06/mi
Half· 13.11 mi
2:32:36
Rank: #24655 (-134)
20K → Half
9:34 | 14:01/mi
25K· 15.53 mi
3:06:44
Rank: #24744 (-89)
Half → 25K
34:08 | 14:05/mi
30K· 18.64 mi
3:51:53
Rank: #24761 (-17)
25K → 30K
45:09 | 14:32/mi
20M
4:11:03
Rank: #24728 (+33)
30K → 20M
19:10 | 14:06/mi
21M
4:27:18
Rank: #24744 (-16)
20M → 21M
16:15 | 16:15/mi
35K· 21.75 mi
4:38:46
Rank: #24786 (-42)
21M → 35K
11:28 | 15:20/mi
23M
4:57:48
Rank: #24825 (-39)
35K → 23M
19:02 | 15:12/mi
24M
5:11:54
Rank: #24825
23M → 24M
14:06 | 14:06/mi
40K· 24.85 mi
5:24:48
Rank: #24838 (-13)
24M → 40K
12:54 | 15:05/mi
25.2M
5:30:33
Rank: #24853 (-15)
40K → 25.2M
5:45 | 16:40/mi
Finish· 26.22 mi
5:44:45
Rank: #24887 (-34)
25.2M → Finish
14:12 | 13:56/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:32:36
Pace11:38 /mi
2nd Half
Distance13.11 mi
Time3:12:09
Pace14:39 /mi
📊Positive Split: 25.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:52:2331:4910:1431:49
10:14
-
10K
6.21 mi12:24:581:04:2410:2232:35
10:29
+0:15
15K
9.32 mi13:02:551:42:2110:5937:57
12:13
+1:44
20K
12.43 mi13:43:362:23:0211:3140:41
13:06
+0:53
Half
13.11 mi13:53:102:32:3611:389:34
14:01
+0:55
25K
15.53 mi14:27:183:06:4412:0134:08
14:05
+0:04
30K
18.64 mi15:12:273:51:5312:2645:09
14:32
+0:27
20M
20.00 mi15:31:374:11:0312:3319:10
14:06
-0:26
21M
21.00 mi15:47:524:27:1812:4416:15
16:15
+2:09
35K
21.75 mi15:59:204:38:4612:4911:28
15:20
-0:55
23M
23.00 mi16:18:224:57:4812:5719:02
15:12
-0:08
24M
24.00 mi16:32:285:11:5413:0014:06
14:06
-1:06
40K
24.85 mi16:45:225:24:4813:0412:54
15:05
+0:59
25.2M
25.20 mi16:51:075:30:3313:075:45
16:40
+1:35
Finish
26.22 mi17:05:195:44:4513:1014:12
13:56
-2:44

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

10:14 /mi

Average Pace

13:10 /mi

Slowest Pace

16:40 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:23:02

41% of race

Time at Steady Pace

2:16:19

40% of race

Time at Slower Pace

1:05:24

19% of race

Average Pace: 13:09 /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 mi11:52:2331:4910:1431:49
10:14
#23524
10K
6.21 mi12:24:581:04:2410:2232:35
10:29
#23508
15K
9.32 mi13:02:551:42:2110:5937:57
12:13
#24260
20K
12.43 mi13:43:362:23:0211:3140:41
13:06
#24521
Half
13.11 mi13:53:102:32:3611:389:34
14:01
#24655
25K
15.53 mi14:27:183:06:4412:0134:08
14:05
#24744
30K
18.64 mi15:12:273:51:5312:2645:09
14:32
#24761
20M
20.00 mi15:31:374:11:0312:3319:10
14:06
#24728
21M
21.00 mi15:47:524:27:1812:4416:15
16:15
#24744
35K
21.75 mi15:59:204:38:4612:4911:28
15:20
#24786
23M
23.00 mi16:18:224:57:4812:5719:02
15:12
#24825
24M
24.00 mi16:32:285:11:5413:0014:06
14:06
#24825
40K
24.85 mi16:45:225:24:4813:0412:54
15:05
#24838
25.2M
25.20 mi16:51:075:30:3313:075:45
16:40
#24853
Finish
26.22 mi17:05:195:44:4513:1014:12
13:56
#24887
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF60-64Seg. OverallSeg. FemalesSeg. F60-64
5K3.11 mi3.11 mi235249669966924874(Top 97%)10501(Top 96%)10501(Top 1913%)
10K6.21 mi3.10 mi23508+169680-119680-1123510(Top 92%)9693(Top 89%)9693(Top 1766%)
15K9.32 mi3.11 mi24260-75210109-42910109-42924874(Top 97%)10501(Top 96%)10501(Top 1913%)
20K12.43 mi3.11 mi24521-26110270-16110270-16124936(Top 98%)10562(Top 97%)10562(Top 1924%)
Half13.11 mi0.68 mi24655-13410351-8110351-8125423(Top 100%)10861(Top 99%)10861(Top 1978%)
25K15.53 mi2.42 mi24744-8910425-7410425-7424972(Top 98%)10615(Top 97%)10615(Top 1934%)
30K18.64 mi3.11 mi24761-1710459-3410459-3424606(Top 96%)10469(Top 96%)10469(Top 1907%)
20M20.00 mi1.36 mi24728+3310439+2010439+2024047(Top 94%)10255(Top 94%)10255(Top 1868%)
21M21.00 mi1.00 mi24744-1610461-2210461-2224674(Top 97%)10573(Top 97%)10573(Top 1926%)
35K21.75 mi0.75 mi24786-4210490-2910490-2924994(Top 98%)10741(Top 98%)10741(Top 1956%)
23M23.00 mi1.25 mi24825-3910522-3210522-3224774(Top 97%)10637(Top 97%)10637(Top 1938%)
24M24.00 mi1.00 mi2482510527-510527-524268(Top 95%)10477(Top 96%)10477(Top 1908%)
40K24.85 mi0.85 mi24838-1310542-1510542-1524597(Top 96%)10622(Top 97%)10622(Top 1935%)
25.2M25.20 mi0.35 mi24853-1510556-1410556-1424493(Top 96%)10578(Top 97%)10578(Top 1927%)
Finish26.22 mi1.02 mi24887-3410575-1910575-1924904(Top 97%)10742(Top 98%)10742(Top 1957%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 97%
×21stories
+97ft-345ft

Overall

24874

Females

10501

F60-64

10501

5K→10K

3.1 - 6.2 mi

Top 92%
×5stories
+79ft-138ft

Overall

23510

Females

9693

F60-64

9693

10K→15K

6.2 - 9.3 mi

Top 97%
×3stories
+67ft-78ft

Overall

24874

Females

10501

F60-64

10501

15K→20K

9.3 - 12.4 mi

Top 98%
×5stories
+106ft-86ft

Overall

24936

Females

10562

F60-64

10562

20K→Half

12.4 - 13.1 mi

Top 100%
×2stories
+19ft-37ft

Overall

25423

Females

10861

F60-64

10861

Half→25K

13.1 - 15.5 mi

Top 98%
×4stories
+66ft-88ft

Overall

24972

Females

10615

F60-64

10615

25K→30K

15.5 - 18.6 mi

Top 96%
×9stories
+181ft-148ft

Overall

24606

Females

10469

F60-64

10469

30K→20M

18.6 - 20.0 mi

Top 94%
×5stories
+64ft-50ft

Overall

24047

Females

10255

F60-64

10255

20M→21M

20.0 - 21.0 mi

Top 97%
×8stories
+106ft-24ft

Overall

24674

Females

10573

F60-64

10573

21M→35K

21.0 - 21.8 mi

Top 98%
×7stories
+17ft-86ft

Overall

24994

Females

10741

F60-64

10741

35K→23M

21.8 - 23.0 mi

Top 97%
×5stories
+23ft-63ft

Overall

24774

Females

10637

F60-64

10637

23M→24M

23.0 - 24.0 mi

Top 95%
×6stories
+12ft-82ft

Overall

24268

Females

10477

F60-64

10477

24M→40K

24.0 - 24.9 mi

Top 96%
×1story
+6ft-20ft

Overall

24597

Females

10622

F60-64

10622

40K→25.2M

24.9 - 25.2 mi

Top 96%
×1story
+13ft-16ft

Overall

24493

Females

10578

F60-64

10578

25.2M→Finish

25.2 - 26.2 mi

Top 97%
×2stories
+22ft-21ft

Overall

24904

Females

10742

F60-64

10742

Passing Analysis

Category:
Athletes Passed
501
Passed By
1864
Net Change
-1363
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#23524
5K → 10K204188+16#23524#23508
10K → 15K18770-752#23508#24260
15K → 20K22283-261#24260#24521
20K → Half0134-134#24521#24655
Half → 25K31120-89#24655#24744
25K → 30K7491-17#24744#24761
30K → 20M5421+33#24761#24728
20M → 21M3046-16#24728#24744
21M → 35K1153-42#24744#24786
35K → 23M1251-39#24786#24825
23M → 24M19190#24825#24825
24M → 40K1326-13#24825#24838
40K → 25.2M621-15#24838#24853
25.2M → Finish741-34#24853#24887
TOTALS5011864-1363
📊

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