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BOSTON MARATHON 2023

Alexis Watts

Bib: 15563•F

UT

0:00
0:00
/ mi
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Division (F18-39)
#0 / 4884
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
8:21/mi
25:57
↑ 97↓ 3451.5%
10K· 6.21 mi
8:29/mi
52:17
↑ 79↓ 1380.4%
15K· 9.32 mi
8:38/mi
1:19:06
↑ 67↓ 78
20K· 12.43 mi
8:58/mi
1:46:59
↑ 106↓ 860.1%
Half· 13.11 mi
9:07/mi
1:53:12
↑ 19↓ 370.5%
25K· 15.53 mi
8:29/mi
2:13:45
↑ 66↓ 880.2%
30K· 18.64 mi
9:02/mi
2:41:49
↑ 181↓ 1480.2%
20M
9:40/mi
2:54:57
↑ 64↓ 500.2%
21M
10:31/mi
3:05:28
↑ 106↓ 241.6%
35K· 21.75 mi
9:32/mi
3:12:36
↑ 17↓ 861.7%
23M
9:57/mi
3:25:04
↑ 23↓ 630.6%
24M
10:01/mi
3:35:05
↓ 821.3%
40K· 24.85 mi
10:26/mi
3:44:00
↓ 200.3%
25.2M
10:38/mi
3:47:40
↑ 13↓ 160.2%
Finish· 26.22 mi
9:16/mi
3:57:07
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:53:12
Pace8:38 /mi
2nd Half
Distance13.11 mi
Time2:03:55
Pace9:27 /mi
📊Positive Split: 9.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:16:4825:578:2125:57
8:21
-
10K
6.21 mi11:43:0852:178:2526:20
8:29
+0:08
15K
9.32 mi12:09:571:19:068:2926:49
8:38
+0:09
20K
12.43 mi12:37:501:46:598:3727:53
8:58
+0:20
Half
13.11 mi12:44:031:53:128:386:13
9:07
+0:09
25K
15.53 mi13:04:362:13:458:3720:33
8:29
-0:38
30K
18.64 mi13:32:402:41:498:4128:04
9:02
+0:33
20M
20.00 mi13:45:482:54:578:4513:08
9:40
+0:38
21M
21.00 mi13:56:193:05:288:5010:31
10:31
+0:51
35K
21.75 mi14:03:273:12:368:517:08
9:32
-0:59
23M
23.00 mi14:15:553:25:048:5512:28
9:57
+0:25
24M
24.00 mi14:25:563:35:058:5810:01
10:01
+0:04
40K
24.85 mi14:34:513:44:009:018:55
10:26
+0:25
25.2M
25.20 mi14:38:313:47:409:023:40
10:38
+0:12
Finish
26.22 mi14:47:583:57:079:039:27
9:16
-1:22

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

8:21 /mi

Average Pace

9:03 /mi

Slowest Pace

10:38 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:39:39

42% of race

Time at Steady Pace

1:18:45

33% of race

Time at Slower Pace

58:43

25% of race

Average Pace: 9:03 /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 mi11:16:4825:578:2125:57
8:21
#16540
10K
6.21 mi11:43:0852:178:2526:20
8:29
#17313
15K
9.32 mi12:09:571:19:068:2926:49
8:38
#17766
20K
12.43 mi12:37:501:46:598:3727:53
8:58
#18260
Half
13.11 mi12:44:031:53:128:386:13
9:07
#18418
25K
15.53 mi13:04:362:13:458:3720:33
8:29
#18021
30K
18.64 mi13:32:402:41:498:4128:04
9:02
#17861
20M
20.00 mi13:45:482:54:578:4513:08
9:40
#18020
21M
21.00 mi13:56:193:05:288:5010:31
10:31
#18169
35K
21.75 mi14:03:273:12:368:517:08
9:32
#18259
23M
23.00 mi14:15:553:25:048:5512:28
9:57
#18393
24M
24.00 mi14:25:563:35:058:5810:01
10:01
#18557
40K
24.85 mi14:34:513:44:009:018:55
10:26
#18725
25.2M
25.20 mi14:38:313:47:409:023:40
10:38
#18740
Finish
26.22 mi14:47:583:57:079:039:27
9:16
#18793
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi165405633563318641(Top 70%)6884(Top 60%)6884(Top 141%)
10K6.21 mi3.10 mi17313-7736123-4906123-49018118(Top 68%)6547(Top 57%)6547(Top 134%)
15K9.32 mi3.11 mi17766-4536383-2606383-26018641(Top 70%)6884(Top 60%)6884(Top 141%)
20K12.43 mi3.11 mi18260-4946666-2836666-28319586(Top 74%)7424(Top 65%)7424(Top 152%)
Half13.11 mi0.68 mi18418-1586757-916757-9120871(Top 78%)8166(Top 71%)8166(Top 167%)
25K15.53 mi2.42 mi18021+3976546+2116546+21116070(Top 60%)5488(Top 48%)5488(Top 112%)
30K18.64 mi3.11 mi17861+1606478+686478+6817372(Top 65%)6290(Top 55%)6290(Top 129%)
20M20.00 mi1.36 mi18020-1596599-1216599-12119459(Top 73%)7550(Top 66%)7550(Top 155%)
21M21.00 mi1.00 mi18169-1496702-1036702-10319653(Top 74%)7734(Top 68%)7734(Top 158%)
35K21.75 mi0.75 mi18259-906756-546756-5419961(Top 75%)7905(Top 69%)7905(Top 162%)
23M23.00 mi1.25 mi18393-1346845-896845-8919868(Top 75%)7884(Top 69%)7884(Top 161%)
24M24.00 mi1.00 mi18557-1646941-966941-9620829(Top 78%)8445(Top 74%)8445(Top 173%)
40K24.85 mi0.85 mi18725-1687053-1127053-11221042(Top 79%)8631(Top 76%)8631(Top 177%)
25.2M25.20 mi0.35 mi18740-157069-167069-1619538(Top 73%)7803(Top 68%)7803(Top 160%)
Finish26.22 mi1.02 mi18793-537102-337102-3319264(Top 72%)7589(Top 66%)7589(Top 155%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 70%
×21story building
+97ft-345ft

Overall

18641

Females

6884

F18-39

6884

5K→10K

3.1 - 6.2 mi

Top 68%
×5story building
+79ft-138ft

Overall

18118

Females

6547

F18-39

6547

10K→15K

6.2 - 9.3 mi

Top 70%
×3story building
+67ft-78ft

Overall

18641

Females

6884

F18-39

6884

15K→20K

9.3 - 12.4 mi

Top 74%
×5story building
+106ft-86ft

Overall

19586

Females

7424

F18-39

7424

20K→Half

12.4 - 13.1 mi

Top 78%
×2story building
+19ft-37ft

Overall

20871

Females

8166

F18-39

8166

Half→25K

13.1 - 15.5 mi

Top 60%
×4story building
+66ft-88ft

Overall

16070

Females

5488

F18-39

5488

25K→30K

15.5 - 18.6 mi

Top 65%
×9story building
+181ft-148ft

Overall

17372

Females

6290

F18-39

6290

30K→20M

18.6 - 20.0 mi

Top 73%
×5story building
+64ft-50ft

Overall

19459

Females

7550

F18-39

7550

20M→21M

20.0 - 21.0 mi

Top 74%
×8story building
+106ft-24ft

Overall

19653

Females

7734

F18-39

7734

21M→35K

21.0 - 21.8 mi

Top 75%
×7story building
+17ft-86ft

Overall

19961

Females

7905

F18-39

7905

35K→23M

21.8 - 23.0 mi

Top 75%
×5story building
+23ft-63ft

Overall

19868

Females

7884

F18-39

7884

23M→24M

23.0 - 24.0 mi

Top 78%
×6story building
+12ft-82ft

Overall

20829

Females

8445

F18-39

8445

24M→40K

24.0 - 24.9 mi

Top 79%
×1story
+6ft-20ft

Overall

21042

Females

8631

F18-39

8631

40K→25.2M

24.9 - 25.2 mi

Top 73%
×1story
+13ft-16ft

Overall

19538

Females

7803

F18-39

7803

25.2M→Finish

25.2 - 26.2 mi

Top 72%
×2story building
+22ft-21ft

Overall

19264

Females

7589

F18-39

7589

Passing Analysis

Category:
Athletes Passed
1143
Passed By
3396
Net Change
-2253
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#16540
5K → 10K88861-773#16540#17313
10K → 15K72525-453#17313#17766
15K → 20K65559-494#17766#18260
20K → Half5163-158#18260#18418
Half → 25K4047+397#18418#18021
25K → 30K267107+160#18021#17861
30K → 20M48207-159#17861#18020
20M → 21M56205-149#18020#18169
21M → 35K21111-90#18169#18259
35K → 23M42176-134#18259#18393
23M → 24M16180-164#18393#18557
24M → 40K14182-168#18557#18725
40K → 25.2M2035-15#18725#18740
25.2M → Finish2578-53#18740#18793
TOTALS11433396-2253
📊

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