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BOSTON MARATHON 2023

Stephanie Boulette

Bib: 17688•F

TX

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 (F50-54)
#0 / 1207
Top 12%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
8:06/mi
25:09
↑ 97↓ 3451.5%
10K· 6.21 mi
7:59/mi
49:56
↑ 79↓ 1380.4%
15K· 9.32 mi
8:01/mi
1:14:51
↑ 67↓ 78
20K· 12.43 mi
8:02/mi
1:39:48
↑ 106↓ 860.1%
Half· 13.11 mi
7:52/mi
1:45:10
↑ 19↓ 370.5%
25K· 15.53 mi
8:02/mi
2:04:39
↑ 66↓ 880.2%
30K· 18.64 mi
8:18/mi
2:30:27
↑ 181↓ 1480.2%
20M
8:23/mi
2:41:50
↑ 64↓ 500.2%
21M
8:46/mi
2:50:36
↑ 106↓ 241.6%
35K· 21.75 mi
8:12/mi
2:56:44
↑ 17↓ 861.7%
23M
8:17/mi
3:07:06
↑ 23↓ 630.6%
24M
8:10/mi
3:15:16
↓ 821.3%
40K· 24.85 mi
8:09/mi
3:22:14
↓ 200.3%
25.2M
8:39/mi
3:25:13
↑ 13↓ 160.2%
Finish· 26.22 mi
7:50/mi
3:33:12
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:45:10
Pace8:01 /mi
2nd Half
Distance13.11 mi
Time1:48:02
Pace8:14 /mi
📊Positive Split: 2.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:15:5125:098:0625:09
8:06
-
10K
6.21 mi11:40:3849:568:0224:47
7:59
-0:07
15K
9.32 mi12:05:331:14:518:0224:55
8:01
+0:02
20K
12.43 mi12:30:301:39:488:0224:57
8:02
+0:01
Half
13.11 mi12:35:521:45:108:015:22
7:52
-0:10
25K
15.53 mi12:55:212:04:398:0119:29
8:02
+0:10
30K
18.64 mi13:21:092:30:278:0425:48
8:18
+0:16
20M
20.00 mi13:32:322:41:508:0511:23
8:23
+0:05
21M
21.00 mi13:41:182:50:368:078:46
8:46
+0:23
35K
21.75 mi13:47:262:56:448:086:08
8:12
-0:34
23M
23.00 mi13:57:483:07:068:0810:22
8:17
+0:05
24M
24.00 mi14:05:583:15:168:088:10
8:10
-0:07
40K
24.85 mi14:12:563:22:148:086:58
8:09
-0:01
25.2M
25.20 mi14:15:553:25:138:092:59
8:39
+0:30
Finish
26.22 mi14:23:543:33:128:087:59
7:50
-0:49

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

7:50 /mi

Average Pace

8:08 /mi

Slowest Pace

8:46 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:21:27

94% of race

Time at Steady Pace

11:45

6% 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 mi11:15:5125:098:0625:09
8:06
#14683
10K
6.21 mi11:40:3849:568:0224:47
7:59
#14644
15K
9.32 mi12:05:331:14:518:0224:55
8:01
#14576
20K
12.43 mi12:30:301:39:488:0224:57
8:02
#14332
Half
13.11 mi12:35:521:45:108:015:22
7:52
#14284
25K
15.53 mi12:55:212:04:398:0119:29
8:02
#14054
30K
18.64 mi13:21:092:30:278:0425:48
8:18
#13858
20M
20.00 mi13:32:322:41:508:0511:23
8:23
#13769
21M
21.00 mi13:41:182:50:368:078:46
8:46
#13639
35K
21.75 mi13:47:262:56:448:086:08
8:12
#13623
23M
23.00 mi13:57:483:07:068:0810:22
8:17
#13478
24M
24.00 mi14:05:583:15:168:088:10
8:10
#13388
40K
24.85 mi14:12:563:22:148:086:58
8:09
#13275
25.2M
25.20 mi14:15:553:25:138:092:59
8:39
#13210
Finish
26.22 mi14:23:543:33:128:087:59
7:50
#13112
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi146834439443914542(Top 55%)4406(Top 39%)4406(Top 365%)
10K6.21 mi3.10 mi14644+394432+74432+714651(Top 55%)4449(Top 39%)4449(Top 369%)
15K9.32 mi3.11 mi14576+684395+374395+3714542(Top 55%)4406(Top 39%)4406(Top 365%)
20K12.43 mi3.11 mi14332+2444272+1234272+12313700(Top 51%)3934(Top 34%)3934(Top 326%)
Half13.11 mi0.68 mi14284+484253+194253+1913379(Top 50%)3728(Top 33%)3728(Top 309%)
25K15.53 mi2.42 mi14054+2304141+1124141+11213045(Top 49%)3652(Top 32%)3652(Top 303%)
30K18.64 mi3.11 mi13858+1964050+914050+9113064(Top 49%)3793(Top 33%)3793(Top 314%)
20M20.00 mi1.36 mi13769+894018+324018+3212887(Top 48%)3797(Top 33%)3797(Top 315%)
21M21.00 mi1.00 mi13639+1303955+633955+6312096(Top 45%)3458(Top 30%)3458(Top 286%)
35K21.75 mi0.75 mi13623+163957-23957-213434(Top 50%)4233(Top 37%)4233(Top 351%)
23M23.00 mi1.25 mi13478+1453903+543903+5411776(Top 44%)3398(Top 30%)3398(Top 282%)
24M24.00 mi1.00 mi13388+903864+393864+3912407(Top 47%)3804(Top 33%)3804(Top 315%)
40K24.85 mi0.85 mi13275+1133824+403824+4011057(Top 42%)3182(Top 28%)3182(Top 264%)
25.2M25.20 mi0.35 mi13210+653803+213803+2110551(Top 40%)2977(Top 26%)2977(Top 247%)
Finish26.22 mi1.02 mi13112+983763+403763+4010975(Top 41%)3183(Top 28%)3183(Top 264%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 55%
×21story building
+97ft-345ft

Overall

14542

Females

4406

F50-54

4406

5K→10K

3.1 - 6.2 mi

Top 55%
×5story building
+79ft-138ft

Overall

14651

Females

4449

F50-54

4449

10K→15K

6.2 - 9.3 mi

Top 55%
×3story building
+67ft-78ft

Overall

14542

Females

4406

F50-54

4406

15K→20K

9.3 - 12.4 mi

Top 51%
×5story building
+106ft-86ft

Overall

13700

Females

3934

F50-54

3934

20K→Half

12.4 - 13.1 mi

Top 50%
×2story building
+19ft-37ft

Overall

13379

Females

3728

F50-54

3728

Half→25K

13.1 - 15.5 mi

Top 49%
×4story building
+66ft-88ft

Overall

13045

Females

3652

F50-54

3652

25K→30K

15.5 - 18.6 mi

Top 49%
×9story building
+181ft-148ft

Overall

13064

Females

3793

F50-54

3793

30K→20M

18.6 - 20.0 mi

Top 48%
×5story building
+64ft-50ft

Overall

12887

Females

3797

F50-54

3797

20M→21M

20.0 - 21.0 mi

Top 45%
×8story building
+106ft-24ft

Overall

12096

Females

3458

F50-54

3458

21M→35K

21.0 - 21.8 mi

Top 50%
×7story building
+17ft-86ft

Overall

13434

Females

4233

F50-54

4233

35K→23M

21.8 - 23.0 mi

Top 44%
×5story building
+23ft-63ft

Overall

11776

Females

3398

F50-54

3398

23M→24M

23.0 - 24.0 mi

Top 47%
×6story building
+12ft-82ft

Overall

12407

Females

3804

F50-54

3804

24M→40K

24.0 - 24.9 mi

Top 42%
×1story
+6ft-20ft

Overall

11057

Females

3182

F50-54

3182

40K→25.2M

24.9 - 25.2 mi

Top 40%
×1story
+13ft-16ft

Overall

10551

Females

2977

F50-54

2977

25.2M→Finish

25.2 - 26.2 mi

Top 41%
×2story building
+22ft-21ft

Overall

10975

Females

3183

F50-54

3183

Passing Analysis

Category:
Athletes Passed
2425
Passed By
854
Net Change
+1571
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#14683
5K → 10K308269+39#14683#14644
10K → 15K231163+68#14644#14576
15K → 20K31066+244#14576#14332
20K → Half5911+48#14332#14284
Half → 25K26939+230#14284#14054
25K → 30K29498+196#14054#13858
30K → 20M12839+89#13858#13769
20M → 21M16535+130#13769#13639
21M → 35K5943+16#13639#13623
35K → 23M16823+145#13623#13478
23M → 24M12232+90#13478#13388
24M → 40K12512+113#13388#13275
40K → 25.2M716+65#13275#13210
25.2M → Finish11618+98#13210#13112
TOTALS2425854+1571
📊

Passing Visuals

Category:
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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