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BOSTON MARATHON 2023

Grace Chediak

Bib: 8931•F

CA

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 18%
Gender (Female)
#0 / 11423
Top 3%
Division (F18-39)
#0 / 4884
Top 6%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:37
Rank: #5992
Start → 5K
21:37 | 6:57/mi
10K· 6.21 mi
43:31
Rank: #6521 (-529)
5K → 10K
21:54 | 7:03/mi
15K· 9.32 mi
1:04:59
Rank: #6334 (+187)
10K → 15K
21:28 | 6:55/mi
20K· 12.43 mi
1:26:42
Rank: #6208 (+126)
15K → 20K
21:43 | 6:59/mi
Half· 13.11 mi
1:31:22
Rank: #6174 (+34)
20K → Half
4:40 | 6:50/mi
25K· 15.53 mi
1:48:08
Rank: #5981 (+193)
Half → 25K
16:46 | 6:55/mi
30K· 18.64 mi
2:09:42
Rank: #5573 (+408)
25K → 30K
21:34 | 6:56/mi
20M
2:18:57
Rank: #5336 (+237)
30K → 20M
9:15 | 6:48/mi
21M
2:26:12
Rank: #5173 (+163)
20M → 21M
7:15 | 7:15/mi
35K· 21.75 mi
2:31:12
Rank: #5084 (+89)
21M → 35K
5:00 | 6:41/mi
23M
2:40:02
Rank: #4965 (+119)
35K → 23M
8:50 | 7:03/mi
24M
2:46:54
Rank: #4886 (+79)
23M → 24M
6:52 | 6:52/mi
40K· 24.85 mi
2:52:58
Rank: #4839 (+47)
24M → 40K
6:04 | 7:06/mi
25.2M
2:55:35
Rank: #4809 (+30)
40K → 25.2M
2:37 | 7:35/mi
Finish· 26.22 mi
3:02:51
Rank: #4802 (+7)
25.2M → Finish
7:16 | 7:08/mi

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:31:22
Pace6:58 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:31:29
Pace6:59 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:46:4621:376:5721:37
6:57
-
10K
6.21 mi11:08:4043:317:0021:54
7:03
+0:06
15K
9.32 mi11:30:081:04:596:5821:28
6:55
-0:08
20K
12.43 mi11:51:511:26:426:5921:43
6:59
+0:04
Half
13.11 mi11:56:311:31:226:584:40
6:50
-0:09
25K
15.53 mi12:13:171:48:086:5816:46
6:55
+0:05
30K
18.64 mi12:34:512:09:426:5721:34
6:56
+0:01
20M
20.00 mi12:44:062:18:576:579:15
6:48
-0:08
21M
21.00 mi12:51:212:26:126:587:15
7:15
+0:27
35K
21.75 mi12:56:212:31:126:575:00
6:41
-0:34
23M
23.00 mi13:05:112:40:026:578:50
7:03
+0:22
24M
24.00 mi13:12:032:46:546:576:52
6:52
-0:11
40K
24.85 mi13:18:072:52:586:586:04
7:06
+0:14
25.2M
25.20 mi13:20:442:55:356:582:37
7:35
+0:29
Finish
26.22 mi13:28:003:02:516:597:16
7:08
-0:27

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

6:41 /mi

Average Pace

6:59 /mi

Slowest Pace

7:35 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:00:14

99% of race

Time at Steady Pace

2:37

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:58 /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 mi10:46:4621:376:5721:37
6:57
#5992
10K
6.21 mi11:08:4043:317:0021:54
7:03
#6521
15K
9.32 mi11:30:081:04:596:5821:28
6:55
#6334
20K
12.43 mi11:51:511:26:426:5921:43
6:59
#6208
Half
13.11 mi11:56:311:31:226:584:40
6:50
#6174
25K
15.53 mi12:13:171:48:086:5816:46
6:55
#5981
30K
18.64 mi12:34:512:09:426:5721:34
6:56
#5573
20M
20.00 mi12:44:062:18:576:579:15
6:48
#5336
21M
21.00 mi12:51:212:26:126:587:15
7:15
#5173
35K
21.75 mi12:56:212:31:126:575:00
6:41
#5084
23M
23.00 mi13:05:112:40:026:578:50
7:03
#4965
24M
24.00 mi13:12:032:46:546:576:52
6:52
#4886
40K
24.85 mi13:18:072:52:586:586:04
7:06
#4839
25.2M
25.20 mi13:20:442:55:356:582:37
7:35
#4809
Finish
26.22 mi13:28:003:02:516:597:16
7:08
#4802
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi59925045046030(Top 23%)535(Top 5%)535(Top 11%)
10K6.21 mi3.10 mi6521-529627-123627-1237126(Top 27%)782(Top 7%)782(Top 16%)
15K9.32 mi3.11 mi6334+187591+36591+366030(Top 23%)535(Top 5%)535(Top 11%)
20K12.43 mi3.11 mi6208+126563+28563+285931(Top 22%)504(Top 4%)504(Top 10%)
Half13.11 mi0.68 mi6174+34551+12551+125668(Top 21%)443(Top 4%)443(Top 9%)
25K15.53 mi2.42 mi5981+193507+44507+445069(Top 19%)381(Top 3%)381(Top 8%)
30K18.64 mi3.11 mi5573+408445+62445+623966(Top 15%)258(Top 2%)258(Top 5%)
20M20.00 mi1.36 mi5336+237410+35410+352895(Top 11%)171(Top 1%)171(Top 4%)
21M21.00 mi1.00 mi5173+163393+17393+173393(Top 13%)235(Top 2%)235(Top 5%)
35K21.75 mi0.75 mi5084+89387+6387+63528(Top 13%)260(Top 2%)260(Top 5%)
23M23.00 mi1.25 mi4965+119374+13374+134094(Top 15%)333(Top 3%)333(Top 7%)
24M24.00 mi1.00 mi4886+79363+11363+114044(Top 15%)355(Top 3%)355(Top 7%)
40K24.85 mi0.85 mi4839+47366-3366-34382(Top 16%)486(Top 4%)486(Top 10%)
25.2M25.20 mi0.35 mi4809+303663664381(Top 16%)536(Top 5%)536(Top 11%)
Finish26.22 mi1.02 mi4802+7368-2368-26013(Top 23%)1060(Top 9%)1060(Top 22%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 23%
×21stories
+97ft-345ft

Overall

6030

Females

535

F18-39

535

5K→10K

3.1 - 6.2 mi

Top 27%
×5stories
+79ft-138ft

Overall

7126

Females

782

F18-39

782

10K→15K

6.2 - 9.3 mi

Top 23%
×3stories
+67ft-78ft

Overall

6030

Females

535

F18-39

535

15K→20K

9.3 - 12.4 mi

Top 22%
×5stories
+106ft-86ft

Overall

5931

Females

504

F18-39

504

20K→Half

12.4 - 13.1 mi

Top 21%
×2stories
+19ft-37ft

Overall

5668

Females

443

F18-39

443

Half→25K

13.1 - 15.5 mi

Top 19%
×4stories
+66ft-88ft

Overall

5069

Females

381

F18-39

381

25K→30K

15.5 - 18.6 mi

Top 15%
×9stories
+181ft-148ft

Overall

3966

Females

258

F18-39

258

30K→20M

18.6 - 20.0 mi

Top 11%
×5stories
+64ft-50ft

Overall

2895

Females

171

F18-39

171

20M→21M

20.0 - 21.0 mi

Top 13%
×8stories
+106ft-24ft

Overall

3393

Females

235

F18-39

235

21M→35K

21.0 - 21.8 mi

Top 13%
×7stories
+17ft-86ft

Overall

3528

Females

260

F18-39

260

35K→23M

21.8 - 23.0 mi

Top 15%
×5stories
+23ft-63ft

Overall

4094

Females

333

F18-39

333

23M→24M

23.0 - 24.0 mi

Top 15%
×6stories
+12ft-82ft

Overall

4044

Females

355

F18-39

355

24M→40K

24.0 - 24.9 mi

Top 16%
×1story
+6ft-20ft

Overall

4382

Females

486

F18-39

486

40K→25.2M

24.9 - 25.2 mi

Top 16%
×1story
+13ft-16ft

Overall

4381

Females

536

F18-39

536

25.2M→Finish

25.2 - 26.2 mi

Top 23%
×2stories
+22ft-21ft

Overall

6013

Females

1060

F18-39

1060

Passing Analysis

Category:
Athletes Passed
1979
Passed By
789
Net Change
+1190
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#5992
5K → 10K42571-529#5992#6521
10K → 15K23144+187#6521#6334
15K → 20K16943+126#6334#6208
20K → Half4410+34#6208#6174
Half → 25K2029+193#6174#5981
25K → 30K4135+408#5981#5573
30K → 20M2370+237#5573#5336
20M → 21M1685+163#5336#5173
21M → 35K912+89#5173#5084
35K → 23M13415+119#5084#4965
23M → 24M9213+79#4965#4886
24M → 40K6619+47#4886#4839
40K → 25.2M4010+30#4839#4809
25.2M → Finish5043+7#4809#4802
TOTALS1979789+1190
📊

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