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BOSTON MARATHON 2023

Yazmin Davis

Bib: 13405•F

CA

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 31%
Gender (Female)
#0 / 11423
Top 12%
Division (F18-39)
#0 / 4884
Top 22%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
24:05
Rank: #11934
Start → 5K
24:05 | 7:45/mi
10K· 6.21 mi
47:33
Rank: #11368 (+566)
5K → 10K
23:28 | 7:33/mi
15K· 9.32 mi
1:10:55
Rank: #11000 (+368)
10K → 15K
23:22 | 7:31/mi
20K· 12.43 mi
1:34:27
Rank: #10714 (+286)
15K → 20K
23:32 | 7:34/mi
Half· 13.11 mi
1:39:33
Rank: #10678 (+36)
20K → Half
5:06 | 7:29/mi
25K· 15.53 mi
1:57:42
Rank: #10283 (+395)
Half → 25K
18:09 | 7:29/mi
30K· 18.64 mi
2:21:25
Rank: #9874 (+409)
25K → 30K
23:43 | 7:38/mi
20M
2:31:44
Rank: #9646 (+228)
30K → 20M
10:19 | 7:36/mi
21M
2:39:35
Rank: #9423 (+223)
20M → 21M
7:51 | 7:51/mi
35K· 21.75 mi
2:44:56
Rank: #9270 (+153)
21M → 35K
5:21 | 7:09/mi
23M
2:53:59
Rank: #8961 (+309)
35K → 23M
9:03 | 7:14/mi
24M
3:01:05
Rank: #8756 (+205)
23M → 24M
7:06 | 7:06/mi
40K· 24.85 mi
3:07:04
Rank: #8522 (+234)
24M → 40K
5:59 | 7:00/mi
25.2M
3:09:39
Rank: #8414 (+108)
40K → 25.2M
2:35 | 7:29/mi
Finish· 26.22 mi
3:16:34
Rank: #8175 (+239)
25.2M → Finish
6:55 | 6:47/mi

The Course

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Half Splits

1st Half· via Half
Distance13.11 mi
Time1:39:33
Pace7:36 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:37:01
Pace7:24 /mi
📊Negative Split: 2.5% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:52:1724:057:4524:05
7:45
-
10K
6.21 mi11:15:4547:337:3923:28
7:33
-0:12
15K
9.32 mi11:39:071:10:557:3723:22
7:31
-0:02
20K
12.43 mi12:02:391:34:277:3623:32
7:34
+0:03
Half
13.11 mi12:07:451:39:337:365:06
7:29
-0:05
25K
15.53 mi12:25:541:57:427:3518:09
7:29
0:00
30K
18.64 mi12:49:372:21:257:3523:43
7:38
+0:09
20M
20.00 mi12:59:562:31:447:3510:19
7:36
-0:02
21M
21.00 mi13:07:472:39:357:367:51
7:51
+0:15
35K
21.75 mi13:13:082:44:567:355:21
7:09
-0:42
23M
23.00 mi13:22:112:53:597:349:03
7:14
+0:05
24M
24.00 mi13:29:173:01:057:337:06
7:06
-0:08
40K
24.85 mi13:35:163:07:047:325:59
7:00
-0:06
25.2M
25.20 mi13:37:513:09:397:322:35
7:29
+0:29
Finish
26.22 mi13:44:463:16:347:306:55
6:47
-0:42

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

6:47 /mi

Average Pace

7:30 /mi

Slowest Pace

7:51 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

34:24

18% of race

Time at Steady Pace

2:42:10

82% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:30 /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 mi10:52:1724:057:4524:05
7:45
#11934
10K
6.21 mi11:15:4547:337:3923:28
7:33
#11368
15K
9.32 mi11:39:071:10:557:3723:22
7:31
#11000
20K
12.43 mi12:02:391:34:277:3623:32
7:34
#10714
Half
13.11 mi12:07:451:39:337:365:06
7:29
#10678
25K
15.53 mi12:25:541:57:427:3518:09
7:29
#10283
30K
18.64 mi12:49:372:21:257:3523:43
7:38
#9874
20M
20.00 mi12:59:562:31:447:3510:19
7:36
#9646
21M
21.00 mi13:07:472:39:357:367:51
7:51
#9423
35K
21.75 mi13:13:082:44:567:355:21
7:09
#9270
23M
23.00 mi13:22:112:53:597:349:03
7:14
#8961
24M
24.00 mi13:29:173:01:057:337:06
7:06
#8756
40K
24.85 mi13:35:163:07:047:325:59
7:00
#8522
25.2M
25.20 mi13:37:513:09:397:322:35
7:29
#8414
Finish
26.22 mi13:44:463:16:347:306:55
6:47
#8175
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi119342827282710353(Top 39%)2003(Top 18%)2003(Top 41%)
10K6.21 mi3.10 mi11368+5662527+3002527+30010906(Top 41%)2258(Top 20%)2258(Top 46%)
15K9.32 mi3.11 mi11000+3682333+1942333+19410353(Top 39%)2003(Top 18%)2003(Top 41%)
20K12.43 mi3.11 mi10714+2862194+1392194+1399908(Top 37%)1867(Top 16%)1867(Top 38%)
Half13.11 mi0.68 mi10678+362170+242170+2410047(Top 38%)1883(Top 16%)1883(Top 39%)
25K15.53 mi2.42 mi10283+3951986+1841986+1848693(Top 33%)1422(Top 12%)1422(Top 29%)
30K18.64 mi3.11 mi9874+4091834+1521834+1528198(Top 31%)1384(Top 12%)1384(Top 28%)
20M20.00 mi1.36 mi9646+2281771+631771+637464(Top 28%)1203(Top 11%)1203(Top 25%)
21M21.00 mi1.00 mi9423+2231701+701701+706485(Top 24%)949(Top 8%)949(Top 19%)
35K21.75 mi0.75 mi9270+1531658+431658+436281(Top 24%)862(Top 8%)862(Top 18%)
23M23.00 mi1.25 mi8961+3091551+1071551+1074960(Top 19%)524(Top 5%)524(Top 11%)
24M24.00 mi1.00 mi8756+2051491+601491+605238(Top 20%)647(Top 6%)647(Top 13%)
40K24.85 mi0.85 mi8522+2341416+751416+753891(Top 15%)395(Top 3%)395(Top 8%)
25.2M25.20 mi0.35 mi8414+1081390+261390+263958(Top 15%)447(Top 4%)447(Top 9%)
Finish26.22 mi1.02 mi8175+2391322+681322+684037(Top 15%)473(Top 4%)473(Top 10%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 39%
×21stories
+97ft-345ft

Overall

10353

Females

2003

F18-39

2003

5K→10K

3.1 - 6.2 mi

Top 41%
×5stories
+79ft-138ft

Overall

10906

Females

2258

F18-39

2258

10K→15K

6.2 - 9.3 mi

Top 39%
×3stories
+67ft-78ft

Overall

10353

Females

2003

F18-39

2003

15K→20K

9.3 - 12.4 mi

Top 37%
×5stories
+106ft-86ft

Overall

9908

Females

1867

F18-39

1867

20K→Half

12.4 - 13.1 mi

Top 38%
×2stories
+19ft-37ft

Overall

10047

Females

1883

F18-39

1883

Half→25K

13.1 - 15.5 mi

Top 33%
×4stories
+66ft-88ft

Overall

8693

Females

1422

F18-39

1422

25K→30K

15.5 - 18.6 mi

Top 31%
×9stories
+181ft-148ft

Overall

8198

Females

1384

F18-39

1384

30K→20M

18.6 - 20.0 mi

Top 28%
×5stories
+64ft-50ft

Overall

7464

Females

1203

F18-39

1203

20M→21M

20.0 - 21.0 mi

Top 24%
×8stories
+106ft-24ft

Overall

6485

Females

949

F18-39

949

21M→35K

21.0 - 21.8 mi

Top 24%
×7stories
+17ft-86ft

Overall

6281

Females

862

F18-39

862

35K→23M

21.8 - 23.0 mi

Top 19%
×5stories
+23ft-63ft

Overall

4960

Females

524

F18-39

524

23M→24M

23.0 - 24.0 mi

Top 20%
×6stories
+12ft-82ft

Overall

5238

Females

647

F18-39

647

24M→40K

24.0 - 24.9 mi

Top 15%
×1story
+6ft-20ft

Overall

3891

Females

395

F18-39

395

40K→25.2M

24.9 - 25.2 mi

Top 15%
×1story
+13ft-16ft

Overall

3958

Females

447

F18-39

447

25.2M→Finish

25.2 - 26.2 mi

Top 15%
×2stories
+22ft-21ft

Overall

4037

Females

473

F18-39

473

Passing Analysis

Category:
Athletes Passed
4016*
Passed By
257
Net Change
+3759
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#11934
5K → 10K677111+566#11934#11368
10K → 15K42052+368#11368#11000
15K → 20K32842+286#11000#10714
20K → Half5216+36#10714#10678
Half → 25K3983+395#10678#10283
25K → 30K425*16+409#10283#9874
30K → 20M2357+228#9874#9646
20M → 21M2274+223#9646#9423
21M → 35K1552+153#9423#9270
35K → 23M3090+309#9270#8961
23M → 24M2061+205#8961#8756
24M → 40K2351+234#8756#8522
40K → 25.2M1091+108#8522#8414
25.2M → Finish2401+239#8414#8175
TOTALS4016*257+3759

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

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