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BOSTON MARATHON 2023

Maria Stidham

Bib: 20050•F

MD

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 49%
Gender (Female)
#0 / 11423
Top 33%
Masters (Masters Women)
#0 / 6539
Top 19%
Division (F40-44)
#0 / 1878
Top 36%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
26:43
Rank: #18228
Start → 5K
26:43 | 8:36/mi
10K· 6.21 mi
51:43
Rank: #16668 (+1560)
5K → 10K
25:00 | 8:03/mi
15K· 9.32 mi
1:16:31
Rank: #15898 (+770)
10K → 15K
24:48 | 7:59/mi
20K· 12.43 mi
1:41:33
Rank: #15387 (+511)
15K → 20K
25:02 | 8:03/mi
Half· 13.11 mi
1:47:01
Rank: #15323 (+64)
20K → Half
5:28 | 8:01/mi
25K· 15.53 mi
2:06:33
Rank: #14957 (+366)
Half → 25K
19:32 | 8:03/mi
30K· 18.64 mi
2:31:39
Rank: #14365 (+592)
25K → 30K
25:06 | 8:05/mi
20M
2:42:52
Rank: #14182 (+183)
30K → 20M
11:13 | 8:16/mi
21M
2:51:08
Rank: #13840 (+342)
20M → 21M
8:16 | 8:16/mi
35K· 21.75 mi
2:57:03
Rank: #13725 (+115)
21M → 35K
5:55 | 7:55/mi
23M
3:07:12
Rank: #13514 (+211)
35K → 23M
10:09 | 8:06/mi
24M
3:15:09
Rank: #13347 (+167)
23M → 24M
7:57 | 7:57/mi
40K· 24.85 mi
3:22:03
Rank: #13226 (+121)
24M → 40K
6:54 | 8:04/mi
25.2M
3:25:02
Rank: #13150 (+76)
40K → 25.2M
2:59 | 8:39/mi
Finish· 26.22 mi
3:33:06
Rank: #13083 (+67)
25.2M → Finish
8:04 | 7:55/mi

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:47:01
Pace8:10 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:46:05
Pace8:06 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:19:2426:438:3626:43
8:36
-
10K
6.21 mi11:44:2451:438:1925:00
8:03
-0:33
15K
9.32 mi12:09:121:16:318:1324:48
7:59
-0:04
20K
12.43 mi12:34:141:41:338:1025:02
8:03
+0:04
Half
13.11 mi12:39:421:47:018:105:28
8:01
-0:02
25K
15.53 mi12:59:142:06:338:0919:32
8:03
+0:02
30K
18.64 mi13:24:202:31:398:0825:06
8:05
+0:02
20M
20.00 mi13:35:332:42:528:0911:13
8:16
+0:11
21M
21.00 mi13:43:492:51:088:098:16
8:16
0:00
35K
21.75 mi13:49:442:57:038:085:55
7:55
-0:21
23M
23.00 mi13:59:533:07:128:0810:09
8:06
+0:11
24M
24.00 mi14:07:503:15:098:087:57
7:57
-0:09
40K
24.85 mi14:14:443:22:038:086:54
8:04
+0:07
25.2M
25.20 mi14:17:433:25:028:082:59
8:39
+0:35
Finish
26.22 mi14:25:473:33:068:088:04
7:55
-0:44

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

7:55 /mi

Average Pace

8:08 /mi

Slowest Pace

8:39 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:03:24

86% of race

Time at Steady Pace

29:42

14% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:08 /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 mi11:19:2426:438:3626:43
8:36
#18228
10K
6.21 mi11:44:2451:438:1925:00
8:03
#16668
15K
9.32 mi12:09:121:16:318:1324:48
7:59
#15898
20K
12.43 mi12:34:141:41:338:1025:02
8:03
#15387
Half
13.11 mi12:39:421:47:018:105:28
8:01
#15323
25K
15.53 mi12:59:142:06:338:0919:32
8:03
#14957
30K
18.64 mi13:24:202:31:398:0825:06
8:05
#14365
20M
20.00 mi13:35:332:42:528:0911:13
8:16
#14182
21M
21.00 mi13:43:492:51:088:098:16
8:16
#13840
35K
21.75 mi13:49:442:57:038:085:55
7:55
#13725
23M
23.00 mi13:59:533:07:128:0810:09
8:06
#13514
24M
24.00 mi14:07:503:15:098:087:57
7:57
#13347
40K
24.85 mi14:14:443:22:038:086:54
8:04
#13226
25.2M
25.20 mi14:17:433:25:028:082:59
8:39
#13150
Finish
26.22 mi14:25:473:33:068:088:04
7:55
#13083
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 mi182286692669214241(Top 53%)4221(Top 37%)4221(Top 225%)
10K6.21 mi3.10 mi16668+15605684+10085684+100815148(Top 57%)4756(Top 42%)4756(Top 253%)
15K9.32 mi3.11 mi15898+7705212+4725212+47214241(Top 53%)4221(Top 37%)4221(Top 225%)
20K12.43 mi3.11 mi15387+5114922+2904922+29013903(Top 52%)4050(Top 35%)4050(Top 216%)
Half13.11 mi0.68 mi15323+644889+334889+3314493(Top 54%)4362(Top 38%)4362(Top 232%)
25K15.53 mi2.42 mi14957+3664683+2064683+20613207(Top 50%)3750(Top 33%)3750(Top 200%)
30K18.64 mi3.11 mi14365+5924375+3084375+30811531(Top 43%)2920(Top 26%)2920(Top 155%)
20M20.00 mi1.36 mi14182+1834281+944281+9412102(Top 45%)3347(Top 29%)3347(Top 178%)
21M21.00 mi1.00 mi13840+3424076+2054076+2058962(Top 34%)1921(Top 17%)1921(Top 102%)
35K21.75 mi0.75 mi13725+1154022+544022+5411527(Top 43%)3167(Top 28%)3167(Top 169%)
23M23.00 mi1.25 mi13514+2113923+993923+9910551(Top 40%)2800(Top 25%)2800(Top 149%)
24M24.00 mi1.00 mi13347+1673847+763847+7610931(Top 41%)3062(Top 27%)3062(Top 163%)
40K24.85 mi0.85 mi13226+1213793+543793+5410564(Top 40%)2926(Top 26%)2926(Top 156%)
25.2M25.20 mi0.35 mi13150+763768+253768+2510549(Top 40%)2975(Top 26%)2975(Top 158%)
Finish26.22 mi1.02 mi13083+673749+193749+1911534(Top 43%)3464(Top 30%)3464(Top 184%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 53%
×21stories
+97ft-345ft

Overall

14241

Females

4221

F40-44

4221

5K→10K

3.1 - 6.2 mi

Top 57%
×5stories
+79ft-138ft

Overall

15148

Females

4756

F40-44

4756

10K→15K

6.2 - 9.3 mi

Top 53%
×3stories
+67ft-78ft

Overall

14241

Females

4221

F40-44

4221

15K→20K

9.3 - 12.4 mi

Top 52%
×5stories
+106ft-86ft

Overall

13903

Females

4050

F40-44

4050

20K→Half

12.4 - 13.1 mi

Top 54%
×2stories
+19ft-37ft

Overall

14493

Females

4362

F40-44

4362

Half→25K

13.1 - 15.5 mi

Top 50%
×4stories
+66ft-88ft

Overall

13207

Females

3750

F40-44

3750

25K→30K

15.5 - 18.6 mi

Top 43%
×9stories
+181ft-148ft

Overall

11531

Females

2920

F40-44

2920

30K→20M

18.6 - 20.0 mi

Top 45%
×5stories
+64ft-50ft

Overall

12102

Females

3347

F40-44

3347

20M→21M

20.0 - 21.0 mi

Top 34%
×8stories
+106ft-24ft

Overall

8962

Females

1921

F40-44

1921

21M→35K

21.0 - 21.8 mi

Top 43%
×7stories
+17ft-86ft

Overall

11527

Females

3167

F40-44

3167

35K→23M

21.8 - 23.0 mi

Top 40%
×5stories
+23ft-63ft

Overall

10551

Females

2800

F40-44

2800

23M→24M

23.0 - 24.0 mi

Top 41%
×6stories
+12ft-82ft

Overall

10931

Females

3062

F40-44

3062

24M→40K

24.0 - 24.9 mi

Top 40%
×1story
+6ft-20ft

Overall

10564

Females

2926

F40-44

2926

40K→25.2M

24.9 - 25.2 mi

Top 40%
×1story
+13ft-16ft

Overall

10549

Females

2975

F40-44

2975

25.2M→Finish

25.2 - 26.2 mi

Top 43%
×2stories
+22ft-21ft

Overall

11534

Females

3464

F40-44

3464

Passing Analysis

Category:
Athletes Passed
5332
Passed By
187
Net Change
+5145
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#18228
5K → 10K159838+1560#18228#16668
10K → 15K79424+770#16668#15898
15K → 20K52615+511#15898#15387
20K → Half728+64#15387#15323
Half → 25K37711+366#15323#14957
25K → 30K5986+592#14957#14365
30K → 20M19714+183#14365#14182
20M → 21M3431+342#14182#13840
21M → 35K1227+115#13840#13725
35K → 23M22312+211#13725#13514
23M → 24M1736+167#13514#13347
24M → 40K13312+121#13347#13226
40K → 25.2M815+76#13226#13150
25.2M → Finish9528+67#13150#13083
TOTALS5332187+5145
📊

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