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BOSTON MARATHON 2023

Julie Lajeunesse

Bib: 166•F

QC

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 4%
Gender (Female)
#0 / 11423
Top 0.5%
Masters (Masters Women)
#0 / 6539
Top 0.1%
Age Group (F40-44)
#0 / 1878
Top 0.3%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Watch your race unfold from start to finish

Start
0:00:00
Race begins
5K· 3.11 mi
19:07
Rank: #1029
Start → 5K
19:07 | 6:09/mi
10K· 6.21 mi
38:34
Rank: #1224 (-195)
5K → 10K
19:27 | 6:16/mi
15K· 9.32 mi
58:07
Rank: #1310 (-86)
10K → 15K
19:33 | 6:18/mi
20K· 12.43 mi
1:17:40
Rank: #1314 (-4)
15K → 20K
19:33 | 6:18/mi
Half· 13.11 mi
1:22:00
Rank: #1333 (-19)
20K → Half
4:20 | 6:21/mi
25K· 15.53 mi
1:37:25
Rank: #1352 (-19)
Half → 25K
15:24 | 6:21/mi
30K· 18.64 mi
1:57:09
Rank: #1282 (+70)
25K → 30K
19:45 | 6:21/mi
20M
2:05:50
Rank: #1259 (+23)
30K → 20M
8:41 | 6:23/mi
21M
2:12:31
Rank: #1230 (+29)
20M → 21M
6:41 | 6:41/mi
35K· 21.75 mi
2:17:09
Rank: #1212 (+18)
21M → 35K
4:38 | 6:12/mi
23M
2:25:19
Rank: #1210 (+2)
35K → 23M
8:10 | 6:31/mi
24M
2:31:38
Rank: #1196 (+14)
23M → 24M
6:19 | 6:19/mi
40K· 24.85 mi
2:37:04
Rank: #1182 (+14)
24M → 40K
5:26 | 6:21/mi
25.2M
2:39:26
Rank: #1175 (+7)
40K → 25.2M
2:22 | 6:52/mi
Finish· 26.22 mi
2:45:41
Rank: #1165 (+10)
25.2M → Finish
6:15 | 6:08/mi
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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:22:00
Pace6:15 /mi
2nd Half
Distance13.11 mi
Time1:23:41
Pace6:23 /mi
📊Positive Split: 2.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:06:0719:076:0919:07
6:09
-
10K
6.21 mi10:25:3438:346:1219:27
6:16
+0:07
15K
9.32 mi10:45:0758:076:1419:33
6:18
+0:02
20K
12.43 mi11:04:401:17:406:1519:33
6:18
0:00
Half
13.11 mi11:09:001:22:006:154:20
6:21
+0:03
25K
15.53 mi11:24:251:37:256:1615:24
6:21
0:00
30K
18.64 mi11:44:091:57:096:1719:45
6:21
0:00
20M
20.00 mi11:52:502:05:506:178:41
6:23
+0:02
21M
21.00 mi11:59:312:12:316:196:41
6:41
+0:18
35K
21.75 mi12:04:092:17:096:184:38
6:12
-0:29
23M
23.00 mi12:12:192:25:196:198:10
6:31
+0:19
24M
24.00 mi12:18:382:31:386:196:19
6:19
-0:12
40K
24.85 mi12:24:042:37:046:195:26
6:21
+0:02
25.2M
25.20 mi12:26:262:39:266:202:22
6:52
+0:31
Finish
26.22 mi12:32:412:45:416:196:15
6:08
-0:44

Checkpoint Splits Visualizations

Explore your race data through different visual perspectives. Scroll to discover each visualization.

📈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

6:08 /mi

Average Pace

6:19 /mi

Slowest Pace

6:52 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Bar length shows time spent in each segment. Colors mark your faster to slower segments, relative to your own pace.

Time at Faster Pace

2:43:19

99% of race

Time at Steady Pace

2:22

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:19 /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

Enhanced split table showing pace trends through mini sparkline visualizations.

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi10:06:0719:076:0919:07
6:09
#1029
10K
6.21 mi10:25:3438:346:1219:27
6:16
#1224
15K
9.32 mi10:45:0758:076:1419:33
6:18
#1310
20K
12.43 mi11:04:401:17:406:1519:33
6:18
#1314
Half
13.11 mi11:09:001:22:006:154:20
6:21
#1333
25K
15.53 mi11:24:251:37:256:1615:24
6:21
#1352
30K
18.64 mi11:44:091:57:096:1719:45
6:21
#1282
20M
20.00 mi11:52:502:05:506:178:41
6:23
#1259
21M
21.00 mi11:59:312:12:316:196:41
6:41
#1230
35K
21.75 mi12:04:092:17:096:184:38
6:12
#1212
23M
23.00 mi12:12:192:25:196:198:10
6:31
#1210
24M
24.00 mi12:18:382:31:386:196:19
6:19
#1196
40K
24.85 mi12:24:042:37:046:195:26
6:21
#1182
25.2M
25.20 mi12:26:262:39:266:202:22
6:52
#1175
Finish
26.22 mi12:32:412:45:416:196:15
6:08
#1165
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi102955551631(Top 6%)72(Top 0.6%)72(Top 4%)
10K6.21 mi3.10 mi1224-19563-863-81603(Top 6%)69(Top 0.6%)69(Top 4%)
15K9.32 mi3.11 mi1310-8663631631(Top 6%)72(Top 0.6%)72(Top 4%)
20K12.43 mi3.11 mi1314-462+162+11360(Top 5%)59(Top 0.5%)59(Top 3%)
Half13.11 mi0.68 mi1333-1962622048(Top 8%)82(Top 0.7%)82(Top 4%)
25K15.53 mi2.42 mi1352-1962621542(Top 6%)63(Top 0.6%)63(Top 3%)
30K18.64 mi3.11 mi1282+7056+656+61074(Top 4%)51(Top 0.4%)51(Top 3%)
20M20.00 mi1.36 mi1259+2356561128(Top 4%)49(Top 0.4%)49(Top 3%)
21M21.00 mi1.00 mi1230+2954+254+21063(Top 4%)50(Top 0.4%)50(Top 3%)
35K21.75 mi0.75 mi1212+1854541256(Top 5%)58(Top 0.5%)58(Top 3%)
23M23.00 mi1.25 mi1210+254541532(Top 6%)76(Top 0.7%)76(Top 4%)
24M24.00 mi1.00 mi1196+1455-155-11408(Top 5%)74(Top 0.6%)74(Top 4%)
40K24.85 mi0.85 mi1182+1454+154+11091(Top 4%)59(Top 0.5%)59(Top 3%)
25.2M25.20 mi0.35 mi1175+754541382(Top 5%)71(Top 0.6%)71(Top 4%)
Finish26.22 mi1.02 mi1165+1055-155-11106(Top 4%)53(Top 0.5%)53(Top 3%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 6%
×21stories
+97ft-345ft

Overall

1631

Females

72

F40-44

72

5K→10K

3.1 - 6.2 mi

Top 6%
×5stories
+79ft-138ft

Overall

1603

Females

69

F40-44

69

10K→15K

6.2 - 9.3 mi

Top 6%
×3stories
+67ft-78ft

Overall

1631

Females

72

F40-44

72

15K→20K

9.3 - 12.4 mi

Top 5%
×5stories
+106ft-86ft

Overall

1360

Females

59

F40-44

59

20K→Half

12.4 - 13.1 mi

Top 8%
×2stories
+19ft-37ft

Overall

2048

Females

82

F40-44

82

Half→25K

13.1 - 15.5 mi

Top 6%
×4stories
+66ft-88ft

Overall

1542

Females

63

F40-44

63

25K→30K

15.5 - 18.6 mi

Top 4%
×9stories
+181ft-148ft

Overall

1074

Females

51

F40-44

51

30K→20M

18.6 - 20.0 mi

Top 4%
×5stories
+64ft-50ft

Overall

1128

Females

49

F40-44

49

20M→21M

20.0 - 21.0 mi

Top 4%
×8stories
+106ft-24ft

Overall

1063

Females

50

F40-44

50

21M→35K

21.0 - 21.8 mi

Top 5%
×7stories
+17ft-86ft

Overall

1256

Females

58

F40-44

58

35K→23M

21.8 - 23.0 mi

Top 6%
×5stories
+23ft-63ft

Overall

1532

Females

76

F40-44

76

23M→24M

23.0 - 24.0 mi

Top 5%
×6stories
+12ft-82ft

Overall

1408

Females

74

F40-44

74

24M→40K

24.0 - 24.9 mi

Top 4%
×1story
+6ft-20ft

Overall

1091

Females

59

F40-44

59

40K→25.2M

24.9 - 25.2 mi

Top 5%
×1story
+13ft-16ft

Overall

1382

Females

71

F40-44

71

25.2M→Finish

25.2 - 26.2 mi

Top 4%
×2stories
+22ft-21ft

Overall

1106

Females

53

F40-44

53

Passing Analysis

Category:
Athletes Passed
369
Passed By
505
Net Change
-136
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1029
5K → 10K7202-195#1029#1224
10K → 15K16102-86#1224#1310
15K → 20K4347-4#1310#1314
20K → Half120-19#1314#1333
Half → 25K2039-19#1333#1352
25K → 30K788+70#1352#1282
30K → 20M3512+23#1282#1259
20M → 21M378+29#1259#1230
21M → 35K268+18#1230#1212
35K → 23M2927+2#1212#1210
23M → 24M217+14#1210#1196
24M → 40K217+14#1196#1182
40K → 25.2M81+7#1182#1175
25.2M → Finish2717+10#1175#1165
TOTALS369505-136
📊

Passing Analysis Visualizations

Explore your passing analysis through 5 different visualizations. Scroll to discover each one.

Time:
Category:

📈Position Graph

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🎨Heatmap Timeline

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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