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BOSTON MARATHON 2024

Julia Daza

Bib: 20243•F

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Gender (Female)
#0 / 10924
Top 50%
Masters (Masters Women)
#0 / 6263
Top 41%
Division (F45-49)
#0 / 1753
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
25:23
Rank: #15853
Start → 5K
25:23 | 8:10/mi
10K· 6.21 mi
50:52
Rank: #15677 (+176)
5K → 10K
25:29 | 8:12/mi
15K· 9.32 mi
1:16:39
Rank: #15501 (+176)
10K → 15K
25:47 | 8:18/mi
20K· 12.43 mi
1:43:25
Rank: #15404 (+97)
15K → 20K
26:46 | 8:37/mi
Half· 13.11 mi
1:49:19
Rank: #15454 (-50)
20K → Half
5:54 | 8:39/mi
25K· 15.53 mi
2:10:42
Rank: #15286 (+168)
Half → 25K
21:23 | 8:49/mi
30K· 18.64 mi
2:39:52
Rank: #15229 (+57)
25K → 30K
29:10 | 9:23/mi
20M
2:52:54
Rank: #15226 (+3)
30K → 20M
13:02 | 9:35/mi
21M
3:03:29
Rank: #15201 (+25)
20M → 21M
10:35 | 10:35/mi
35K· 21.75 mi
3:10:34
Rank: #15215 (-14)
21M → 35K
7:05 | 9:28/mi
23M
3:22:34
Rank: #15147 (+68)
35K → 23M
12:00 | 9:35/mi
24M
3:32:05
Rank: #15116 (+31)
23M → 24M
9:31 | 9:31/mi
40K· 24.85 mi
3:40:45
Rank: #15130 (-14)
24M → 40K
8:40 | 10:08/mi
25.2M
3:44:49
Rank: #15157 (-27)
40K → 25.2M
4:04 | 11:48/mi
Finish· 26.22 mi
3:54:21
Rank: #15166 (-9)
25.2M → Finish
9:32 | 9:21/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:49:19
Pace8:20 /mi
2nd Half
Distance13.11 mi
Time2:05:02
Pace9:32 /mi
📊Positive Split: 14.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:19:2725:238:1025:23
8:10
-
10K
6.21 mi11:44:5650:528:1125:29
8:12
+0:02
15K
9.32 mi12:10:431:16:398:1325:47
8:18
+0:06
20K
12.43 mi12:37:291:43:258:1926:46
8:37
+0:19
Half
13.11 mi12:43:231:49:198:205:54
8:39
+0:02
25K
15.53 mi13:04:462:10:428:2521:23
8:49
+0:10
30K
18.64 mi13:33:562:39:528:3529:10
9:23
+0:34
20M
20.00 mi13:46:582:52:548:3913:02
9:35
+0:12
21M
21.00 mi13:57:333:03:298:4410:35
10:35
+1:00
35K
21.75 mi14:04:383:10:348:467:05
9:28
-1:07
23M
23.00 mi14:16:383:22:348:4812:00
9:35
+0:07
24M
24.00 mi14:26:093:32:058:509:31
9:31
-0:04
40K
24.85 mi14:34:493:40:458:538:40
10:08
+0:37
25.2M
25.20 mi14:38:533:44:498:554:04
11:48
+1:40
Finish
26.22 mi14:48:253:54:218:579:32
9:21
-2:27

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

8:10 /mi

Average Pace

8:57 /mi

Slowest Pace

11:48 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:10:42

56% of race

Time at Steady Pace

1:20:20

34% of race

Time at Slower Pace

23:19

10% of race

Average Pace: 8:56 /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 mi11:19:2725:238:1025:23
8:10
#15853
10K
6.21 mi11:44:5650:528:1125:29
8:12
#15677
15K
9.32 mi12:10:431:16:398:1325:47
8:18
#15501
20K
12.43 mi12:37:291:43:258:1926:46
8:37
#15404
Half
13.11 mi12:43:231:49:198:205:54
8:39
#15454
25K
15.53 mi13:04:462:10:428:2521:23
8:49
#15286
30K
18.64 mi13:33:562:39:528:3529:10
9:23
#15229
20M
20.00 mi13:46:582:52:548:3913:02
9:35
#15226
21M
21.00 mi13:57:333:03:298:4410:35
10:35
#15201
35K
21.75 mi14:04:383:10:348:467:05
9:28
#15215
23M
23.00 mi14:16:383:22:348:4812:00
9:35
#15147
24M
24.00 mi14:26:093:32:058:509:31
9:31
#15116
40K
24.85 mi14:34:493:40:458:538:40
10:08
#15130
25.2M
25.20 mi14:38:533:44:498:554:04
11:48
#15157
Finish
26.22 mi14:48:253:54:218:579:32
9:21
#15166
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi158535476547615277(Top 60%)5135(Top 47%)5135(Top 293%)
10K6.21 mi3.10 mi15677+1765341+1355341+13515562(Top 61%)5257(Top 48%)5257(Top 300%)
15K9.32 mi3.11 mi15501+1765247+945247+9415277(Top 60%)5135(Top 47%)5135(Top 293%)
20K12.43 mi3.11 mi15404+975208+395208+3915418(Top 60%)5246(Top 48%)5246(Top 299%)
Half13.11 mi0.68 mi15454-505242-345242-3416555(Top 65%)5957(Top 55%)5957(Top 340%)
25K15.53 mi2.42 mi15286+1685173+695173+6914672(Top 57%)4992(Top 46%)4992(Top 285%)
30K18.64 mi3.11 mi15229+575221-485221-4815002(Top 59%)5416(Top 50%)5416(Top 309%)
20M20.00 mi1.36 mi15226+35263-425263-4214915(Top 58%)5626(Top 52%)5626(Top 321%)
21M21.00 mi1.00 mi15201+255295-325295-3215108(Top 59%)5877(Top 54%)5877(Top 335%)
35K21.75 mi0.75 mi15215-145326-315326-3115392(Top 60%)6029(Top 55%)6029(Top 344%)
23M23.00 mi1.25 mi15147+685331-55331-513875(Top 54%)5349(Top 49%)5349(Top 305%)
24M24.00 mi1.00 mi15116+315349-185349-1814549(Top 57%)5726(Top 52%)5726(Top 327%)
40K24.85 mi0.85 mi15130-145401-525401-5215506(Top 61%)6262(Top 57%)6262(Top 357%)
25.2M25.20 mi0.35 mi15157-275434-335434-3316833(Top 66%)6943(Top 64%)6943(Top 396%)
Finish26.22 mi1.02 mi15166-95460-265460-2615875(Top 62%)6447(Top 59%)6447(Top 368%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 60%
×21stories
+97ft-345ft

Overall

15277

Females

5135

F45-49

5135

5K→10K

3.1 - 6.2 mi

Top 61%
×5stories
+79ft-138ft

Overall

15562

Females

5257

F45-49

5257

10K→15K

6.2 - 9.3 mi

Top 60%
×3stories
+67ft-78ft

Overall

15277

Females

5135

F45-49

5135

15K→20K

9.3 - 12.4 mi

Top 60%
×5stories
+106ft-86ft

Overall

15418

Females

5246

F45-49

5246

20K→Half

12.4 - 13.1 mi

Top 65%
×2stories
+19ft-37ft

Overall

16555

Females

5957

F45-49

5957

Half→25K

13.1 - 15.5 mi

Top 57%
×4stories
+66ft-88ft

Overall

14672

Females

4992

F45-49

4992

25K→30K

15.5 - 18.6 mi

Top 59%
×9stories
+181ft-148ft

Overall

15002

Females

5416

F45-49

5416

30K→20M

18.6 - 20.0 mi

Top 58%
×5stories
+64ft-50ft

Overall

14915

Females

5626

F45-49

5626

20M→21M

20.0 - 21.0 mi

Top 59%
×8stories
+106ft-24ft

Overall

15108

Females

5877

F45-49

5877

21M→35K

21.0 - 21.8 mi

Top 60%
×7stories
+17ft-86ft

Overall

15392

Females

6029

F45-49

6029

35K→23M

21.8 - 23.0 mi

Top 54%
×5stories
+23ft-63ft

Overall

13875

Females

5349

F45-49

5349

23M→24M

23.0 - 24.0 mi

Top 57%
×6stories
+12ft-82ft

Overall

14549

Females

5726

F45-49

5726

24M→40K

24.0 - 24.9 mi

Top 61%
×1story
+6ft-20ft

Overall

15506

Females

6262

F45-49

6262

40K→25.2M

24.9 - 25.2 mi

Top 66%
×1story
+13ft-16ft

Overall

16833

Females

6943

F45-49

6943

25.2M→Finish

25.2 - 26.2 mi

Top 62%
×2stories
+22ft-21ft

Overall

15875

Females

6447

F45-49

6447

Passing Analysis

Category:
Athletes Passed
2349
Passed By
1662
Net Change
+687
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#15853
5K → 10K371195+176#15853#15677
10K → 15K321145+176#15677#15501
15K → 20K272175+97#15501#15404
20K → Half1767-50#15404#15454
Half → 25K302134+168#15454#15286
25K → 30K291234+57#15286#15229
30K → 20M118115+3#15229#15226
20M → 21M146121+25#15226#15201
21M → 35K6478-14#15201#15215
35K → 23M14375+68#15215#15147
23M → 24M10776+31#15147#15116
24M → 40K95109-14#15116#15130
40K → 25.2M3057-27#15130#15157
25.2M → Finish7281-9#15157#15166
TOTALS23491662+687
📊

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