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BOSTON MARATHON 2023

Alexa May

Bib: 16871•F

ON

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 42%
Gender (Female)
#0 / 11423
Top 24%
Masters (Masters Women)
#0 / 6539
Top 11%
Division (F45-49)
#0 / 1817
Top 12%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:22
Rank: #9829
Start → 5K
23:22 | 7:31/mi
10K· 6.21 mi
46:44
Rank: #10239 (-410)
5K → 10K
23:22 | 7:31/mi
15K· 9.32 mi
1:10:26
Rank: #10564 (-325)
10K → 15K
23:42 | 7:38/mi
20K· 12.43 mi
1:34:33
Rank: #10781 (-217)
15K → 20K
24:07 | 7:46/mi
Half· 13.11 mi
1:39:42
Rank: #10768 (+13)
20K → Half
5:09 | 7:33/mi
25K· 15.53 mi
1:58:45
Rank: #10860 (-92)
Half → 25K
19:03 | 7:51/mi
30K· 18.64 mi
2:24:20
Rank: #11111 (-251)
25K → 30K
25:35 | 8:14/mi
20M
2:35:26
Rank: #11112 (-1)
30K → 20M
11:06 | 8:10/mi
21M
2:44:11
Rank: #11147 (-35)
20M → 21M
8:45 | 8:45/mi
35K· 21.75 mi
2:50:10
Rank: #11183 (-36)
21M → 35K
5:59 | 8:00/mi
23M
3:00:31
Rank: #11196 (-13)
35K → 23M
10:21 | 8:16/mi
24M
3:08:34
Rank: #11216 (-20)
23M → 24M
8:03 | 8:03/mi
40K· 24.85 mi
3:15:32
Rank: #11186 (+30)
24M → 40K
6:58 | 8:09/mi
25.2M
3:18:32
Rank: #11159 (+27)
40K → 25.2M
3:00 | 8:42/mi
Finish· 26.22 mi
3:26:43
Rank: #11204 (-45)
25.2M → Finish
8:11 | 8:02/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:39:42
Pace7:36 /mi
2nd Half
Distance13.11 mi
Time1:47:01
Pace8:10 /mi
📊Positive Split: 7.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:13:2423:227:3123:22
7:31
-
10K
6.21 mi11:36:4646:447:3123:22
7:31
0:00
15K
9.32 mi12:00:281:10:267:3323:42
7:38
+0:07
20K
12.43 mi12:24:351:34:337:3624:07
7:46
+0:08
Half
13.11 mi12:29:441:39:427:365:09
7:33
-0:13
25K
15.53 mi12:48:471:58:457:3919:03
7:51
+0:18
30K
18.64 mi13:14:222:24:207:4525:35
8:14
+0:23
20M
20.00 mi13:25:282:35:267:4611:06
8:10
-0:04
21M
21.00 mi13:34:132:44:117:498:45
8:45
+0:35
35K
21.75 mi13:40:122:50:107:495:59
8:00
-0:45
23M
23.00 mi13:50:333:00:317:5110:21
8:16
+0:16
24M
24.00 mi13:58:363:08:347:518:03
8:03
-0:13
40K
24.85 mi14:05:343:15:327:526:58
8:09
+0:06
25.2M
25.20 mi14:08:343:18:327:533:00
8:42
+0:33
Finish
26.22 mi14:16:453:26:437:538:11
8:02
-0:40

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

7:31 /mi

Average Pace

7:53 /mi

Slowest Pace

8:45 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:14:58

94% of race

Time at Steady Pace

11:45

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:53 /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 mi11:13:2423:227:3123:22
7:31
#9829
10K
6.21 mi11:36:4646:447:3123:22
7:31
#10239
15K
9.32 mi12:00:281:10:267:3323:42
7:38
#10564
20K
12.43 mi12:24:351:34:337:3624:07
7:46
#10781
Half
13.11 mi12:29:441:39:427:365:09
7:33
#10768
25K
15.53 mi12:48:471:58:457:3919:03
7:51
#10860
30K
18.64 mi13:14:222:24:207:4525:35
8:14
#11111
20M
20.00 mi13:25:282:35:267:4611:06
8:10
#11112
21M
21.00 mi13:34:132:44:117:498:45
8:45
#11147
35K
21.75 mi13:40:122:50:107:495:59
8:00
#11183
23M
23.00 mi13:50:333:00:317:5110:21
8:16
#11196
24M
24.00 mi13:58:363:08:347:518:03
8:03
#11216
40K
24.85 mi14:05:343:15:327:526:58
8:09
#11186
25.2M
25.20 mi14:08:343:18:327:533:00
8:42
#11159
Finish
26.22 mi14:16:453:26:437:538:11
8:02
#11204
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi98291774177411260(Top 42%)2496(Top 22%)2496(Top 137%)
10K6.21 mi3.10 mi10239-4101947-1731947-17310640(Top 40%)2125(Top 19%)2125(Top 117%)
15K9.32 mi3.11 mi10564-3252100-1532100-15311260(Top 42%)2496(Top 22%)2496(Top 137%)
20K12.43 mi3.11 mi10781-2172238-1382238-13811426(Top 43%)2647(Top 23%)2647(Top 146%)
Half13.11 mi0.68 mi10768+132229+92229+910697(Top 40%)2235(Top 20%)2235(Top 123%)
25K15.53 mi2.42 mi10860-922278-492278-4911591(Top 44%)2824(Top 25%)2824(Top 155%)
30K18.64 mi3.11 mi11111-2512469-1912469-19112569(Top 47%)3499(Top 31%)3499(Top 193%)
20M20.00 mi1.36 mi11112-12493-242493-2411480(Top 43%)2986(Top 26%)2986(Top 164%)
21M21.00 mi1.00 mi11147-352532-392532-3911976(Top 45%)3378(Top 30%)3378(Top 186%)
35K21.75 mi0.75 mi11183-362564-322564-3212125(Top 46%)3488(Top 31%)3488(Top 192%)
23M23.00 mi1.25 mi11196-132603-392603-3911651(Top 44%)3325(Top 29%)3325(Top 183%)
24M24.00 mi1.00 mi11216-202633-302633-3011598(Top 44%)3376(Top 30%)3376(Top 186%)
40K24.85 mi0.85 mi11186+302645-122645-1211038(Top 41%)3163(Top 28%)3163(Top 174%)
25.2M25.20 mi0.35 mi11159+272646-12646-110806(Top 41%)3080(Top 27%)3080(Top 170%)
Finish26.22 mi1.02 mi11204-452692-462692-4612349(Top 46%)3880(Top 34%)3880(Top 214%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 42%
×21stories
+97ft-345ft

Overall

11260

Females

2496

F45-49

2496

5K→10K

3.1 - 6.2 mi

Top 40%
×5stories
+79ft-138ft

Overall

10640

Females

2125

F45-49

2125

10K→15K

6.2 - 9.3 mi

Top 42%
×3stories
+67ft-78ft

Overall

11260

Females

2496

F45-49

2496

15K→20K

9.3 - 12.4 mi

Top 43%
×5stories
+106ft-86ft

Overall

11426

Females

2647

F45-49

2647

20K→Half

12.4 - 13.1 mi

Top 40%
×2stories
+19ft-37ft

Overall

10697

Females

2235

F45-49

2235

Half→25K

13.1 - 15.5 mi

Top 44%
×4stories
+66ft-88ft

Overall

11591

Females

2824

F45-49

2824

25K→30K

15.5 - 18.6 mi

Top 47%
×9stories
+181ft-148ft

Overall

12569

Females

3499

F45-49

3499

30K→20M

18.6 - 20.0 mi

Top 43%
×5stories
+64ft-50ft

Overall

11480

Females

2986

F45-49

2986

20M→21M

20.0 - 21.0 mi

Top 45%
×8stories
+106ft-24ft

Overall

11976

Females

3378

F45-49

3378

21M→35K

21.0 - 21.8 mi

Top 46%
×7stories
+17ft-86ft

Overall

12125

Females

3488

F45-49

3488

35K→23M

21.8 - 23.0 mi

Top 44%
×5stories
+23ft-63ft

Overall

11651

Females

3325

F45-49

3325

23M→24M

23.0 - 24.0 mi

Top 44%
×6stories
+12ft-82ft

Overall

11598

Females

3376

F45-49

3376

24M→40K

24.0 - 24.9 mi

Top 41%
×1story
+6ft-20ft

Overall

11038

Females

3163

F45-49

3163

40K→25.2M

24.9 - 25.2 mi

Top 41%
×1story
+13ft-16ft

Overall

10806

Females

3080

F45-49

3080

25.2M→Finish

25.2 - 26.2 mi

Top 46%
×2stories
+22ft-21ft

Overall

12349

Females

3880

F45-49

3880

Passing Analysis

Category:
Athletes Passed
1095*
Passed By
2469
Net Change
-1375
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#9829
5K → 10K155564-410#9829#10239
10K → 15K83408-325#10239#10564
15K → 20K85302-217#10564#10781
20K → Half3219+13#10781#10768
Half → 25K100192-92#10768#10860
25K → 30K118369-251#10860#11111
30K → 20M87*88-1#11111#11112
20M → 21M76111-35#11112#11147
21M → 35K3268-36#11147#11183
35K → 23M8598-13#11183#11196
23M → 24M6383-20#11196#11216
24M → 40K7747+30#11216#11186
40K → 25.2M4922+27#11186#11159
25.2M → Finish5398-45#11159#11204
TOTALS1095*2469-1375

* 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