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BOSTON MARATHON 2023

Madeleine Nakada

Bib: 8244•F

NY

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 12%
Gender (Female)
#0 / 11423
Top 1%
Division (F18-39)
#0 / 4884
Top 3%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:21
Rank: #2563
Start → 5K
20:21 | 6:33/mi
10K· 6.21 mi
40:54
Rank: #3025 (-462)
5K → 10K
20:33 | 6:37/mi
15K· 9.32 mi
1:01:33
Rank: #3231 (-206)
10K → 15K
20:39 | 6:39/mi
20K· 12.43 mi
1:22:25
Rank: #3322 (-91)
15K → 20K
20:52 | 6:43/mi
Half· 13.11 mi
1:26:57
Rank: #3339 (-17)
20K → Half
4:32 | 6:39/mi
25K· 15.53 mi
1:43:10
Rank: #3292 (+47)
Half → 25K
16:13 | 6:41/mi
30K· 18.64 mi
2:04:29
Rank: #3267 (+25)
25K → 30K
21:19 | 6:52/mi
20M
2:13:48
Rank: #3214 (+53)
30K → 20M
9:19 | 6:51/mi
21M
2:21:02
Rank: #3199 (+15)
20M → 21M
7:14 | 7:14/mi
35K· 21.75 mi
2:26:00
Rank: #3178 (+21)
21M → 35K
4:58 | 6:38/mi
23M
2:34:51
Rank: #3224 (-46)
35K → 23M
8:51 | 7:04/mi
24M
2:41:32
Rank: #3187 (+37)
23M → 24M
6:41 | 6:41/mi
40K· 24.85 mi
2:47:29
Rank: #3185 (+2)
24M → 40K
5:57 | 6:58/mi
25.2M
2:50:05
Rank: #3196 (-11)
40K → 25.2M
2:36 | 7:32/mi
Finish· 26.22 mi
2:56:57
Rank: #3177 (+19)
25.2M → Finish
6:52 | 6:44/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:26:57
Pace6:38 /mi
2nd Half
Distance13.11 mi
Time1:30:00
Pace6:52 /mi
📊Positive Split: 3.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:45:2920:216:3320:21
6:33
-
10K
6.21 mi11:06:0240:546:3520:33
6:37
+0:04
15K
9.32 mi11:26:411:01:336:3620:39
6:39
+0:02
20K
12.43 mi11:47:331:22:256:3820:52
6:43
+0:04
Half
13.11 mi11:52:051:26:576:384:32
6:39
-0:04
25K
15.53 mi12:08:181:43:106:3816:13
6:41
+0:02
30K
18.64 mi12:29:372:04:296:4121:19
6:52
+0:11
20M
20.00 mi12:38:562:13:486:419:19
6:51
-0:01
21M
21.00 mi12:46:102:21:026:437:14
7:14
+0:23
35K
21.75 mi12:51:082:26:006:434:58
6:38
-0:36
23M
23.00 mi12:59:592:34:516:448:51
7:04
+0:26
24M
24.00 mi13:06:402:41:326:446:41
6:41
-0:23
40K
24.85 mi13:12:372:47:296:445:57
6:58
+0:17
25.2M
25.20 mi13:15:132:50:056:452:36
7:32
+0:34
Finish
26.22 mi13:22:052:56:576:456:52
6:44
-0:48

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

6:33 /mi

Average Pace

6:45 /mi

Slowest Pace

7:32 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:47:07

94% of race

Time at Steady Pace

9:50

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:45 /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 mi10:45:2920:216:3320:21
6:33
#2563
10K
6.21 mi11:06:0240:546:3520:33
6:37
#3025
15K
9.32 mi11:26:411:01:336:3620:39
6:39
#3231
20K
12.43 mi11:47:331:22:256:3820:52
6:43
#3322
Half
13.11 mi11:52:051:26:576:384:32
6:39
#3339
25K
15.53 mi12:08:181:43:106:3816:13
6:41
#3292
30K
18.64 mi12:29:372:04:296:4121:19
6:52
#3267
20M
20.00 mi12:38:562:13:486:419:19
6:51
#3214
21M
21.00 mi12:46:102:21:026:437:14
7:14
#3199
35K
21.75 mi12:51:082:26:006:434:58
6:38
#3178
23M
23.00 mi12:59:592:34:516:448:51
7:04
#3224
24M
24.00 mi13:06:402:41:326:446:41
6:41
#3187
40K
24.85 mi13:12:372:47:296:445:57
6:58
#3185
25.2M
25.20 mi13:15:132:50:056:452:36
7:32
#3196
Finish
26.22 mi13:22:052:56:576:456:52
6:44
#3177
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi25631171173683(Top 14%)206(Top 2%)206(Top 4%)
10K6.21 mi3.10 mi3025-462141-24141-243615(Top 14%)198(Top 2%)198(Top 4%)
15K9.32 mi3.11 mi3231-206154-13154-133683(Top 14%)206(Top 2%)206(Top 4%)
20K12.43 mi3.11 mi3322-91162-8162-83712(Top 14%)200(Top 2%)200(Top 4%)
Half13.11 mi0.68 mi3339-17163-1163-13912(Top 15%)224(Top 2%)224(Top 5%)
25K15.53 mi2.42 mi3292+47155+8155+83297(Top 12%)160(Top 1%)160(Top 3%)
30K18.64 mi3.11 mi3267+25156-1156-13406(Top 13%)200(Top 2%)200(Top 4%)
20M20.00 mi1.36 mi3214+53158-2158-23187(Top 12%)194(Top 2%)194(Top 4%)
21M21.00 mi1.00 mi3199+15163-5163-53302(Top 12%)221(Top 2%)221(Top 5%)
35K21.75 mi0.75 mi3178+21162+1162+13271(Top 12%)217(Top 2%)217(Top 4%)
23M23.00 mi1.25 mi3224-46167-5167-54159(Top 16%)343(Top 3%)343(Top 7%)
24M24.00 mi1.00 mi3187+37166+1166+13054(Top 11%)216(Top 2%)216(Top 4%)
40K24.85 mi0.85 mi3185+2169-3169-33654(Top 14%)337(Top 3%)337(Top 7%)
25.2M25.20 mi0.35 mi3196-111691694131(Top 16%)457(Top 4%)457(Top 9%)
Finish26.22 mi1.02 mi3177+19168+1168+13758(Top 14%)409(Top 4%)409(Top 8%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 14%
×21stories
+97ft-345ft

Overall

3683

Females

206

F18-39

206

5K→10K

3.1 - 6.2 mi

Top 14%
×5stories
+79ft-138ft

Overall

3615

Females

198

F18-39

198

10K→15K

6.2 - 9.3 mi

Top 14%
×3stories
+67ft-78ft

Overall

3683

Females

206

F18-39

206

15K→20K

9.3 - 12.4 mi

Top 14%
×5stories
+106ft-86ft

Overall

3712

Females

200

F18-39

200

20K→Half

12.4 - 13.1 mi

Top 15%
×2stories
+19ft-37ft

Overall

3912

Females

224

F18-39

224

Half→25K

13.1 - 15.5 mi

Top 12%
×4stories
+66ft-88ft

Overall

3297

Females

160

F18-39

160

25K→30K

15.5 - 18.6 mi

Top 13%
×9stories
+181ft-148ft

Overall

3406

Females

200

F18-39

200

30K→20M

18.6 - 20.0 mi

Top 12%
×5stories
+64ft-50ft

Overall

3187

Females

194

F18-39

194

20M→21M

20.0 - 21.0 mi

Top 12%
×8stories
+106ft-24ft

Overall

3302

Females

221

F18-39

221

21M→35K

21.0 - 21.8 mi

Top 12%
×7stories
+17ft-86ft

Overall

3271

Females

217

F18-39

217

35K→23M

21.8 - 23.0 mi

Top 16%
×5stories
+23ft-63ft

Overall

4159

Females

343

F18-39

343

23M→24M

23.0 - 24.0 mi

Top 11%
×6stories
+12ft-82ft

Overall

3054

Females

216

F18-39

216

24M→40K

24.0 - 24.9 mi

Top 14%
×1story
+6ft-20ft

Overall

3654

Females

337

F18-39

337

40K→25.2M

24.9 - 25.2 mi

Top 16%
×1story
+13ft-16ft

Overall

4131

Females

457

F18-39

457

25.2M→Finish

25.2 - 26.2 mi

Top 14%
×2stories
+22ft-21ft

Overall

3758

Females

409

F18-39

409

Passing Analysis

Category:
Athletes Passed
717
Passed By
1331
Net Change
-614
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#2563
5K → 10K35497-462#2563#3025
10K → 15K29235-206#3025#3231
15K → 20K58149-91#3231#3322
20K → Half926-17#3322#3339
Half → 25K9649+47#3339#3292
25K → 30K10075+25#3292#3267
30K → 20M9037+53#3267#3214
20M → 21M4833+15#3214#3199
21M → 35K4019+21#3199#3178
35K → 23M4591-46#3178#3224
23M → 24M5619+37#3224#3187
24M → 40K3937+2#3187#3185
40K → 25.2M1829-11#3185#3196
25.2M → Finish5435+19#3196#3177
TOTALS7171331-614
📊

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