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BOSTON MARATHON 2023

Erin Wood

Bib: 16783•F

IN

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Masters (Masters Women)
#0 / 6539
Top 41%
Division (F40-44)
#0 / 1878
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
8:19/mi
25:51
↑ 97↓ 3451.5%
10K· 6.21 mi
8:27/mi
52:07
↑ 79↓ 1380.4%
15K· 9.32 mi
8:29/mi
1:18:28
↑ 67↓ 78
20K· 12.43 mi
8:36/mi
1:45:10
↑ 106↓ 860.1%
Half· 13.11 mi
8:32/mi
1:50:59
↑ 19↓ 370.5%
25K· 15.53 mi
8:39/mi
2:11:57
↑ 66↓ 880.2%
30K· 18.64 mi
8:56/mi
2:39:42
↑ 181↓ 1480.2%
20M
9:08/mi
2:52:07
↑ 64↓ 500.2%
21M
9:25/mi
3:01:32
↑ 106↓ 241.6%
35K· 21.75 mi
8:37/mi
3:07:59
↑ 17↓ 861.7%
23M
8:44/mi
3:18:55
↑ 23↓ 630.6%
24M
8:36/mi
3:27:31
↓ 821.3%
40K· 24.85 mi
8:39/mi
3:34:55
↓ 200.3%
25.2M
9:08/mi
3:38:04
↑ 13↓ 160.2%
Finish· 26.22 mi
8:13/mi
3:46:26
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:50:59
Pace8:28 /mi
2nd Half
Distance13.11 mi
Time1:55:27
Pace8:48 /mi
📊Positive Split: 4.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:16:1625:518:1925:51
8:19
-
10K
6.21 mi11:42:3252:078:2326:16
8:27
+0:08
15K
9.32 mi12:08:531:18:288:2526:21
8:29
+0:02
20K
12.43 mi12:35:351:45:108:2826:42
8:36
+0:07
Half
13.11 mi12:41:241:50:598:285:49
8:32
-0:04
25K
15.53 mi13:02:222:11:578:3020:58
8:39
+0:07
30K
18.64 mi13:30:072:39:428:3427:45
8:56
+0:17
20M
20.00 mi13:42:322:52:078:3612:25
9:08
+0:12
21M
21.00 mi13:51:573:01:328:399:25
9:25
+0:17
35K
21.75 mi13:58:243:07:598:396:27
8:37
-0:48
23M
23.00 mi14:09:203:18:558:3910:56
8:44
+0:07
24M
24.00 mi14:17:563:27:318:398:36
8:36
-0:08
40K
24.85 mi14:25:203:34:558:397:24
8:39
+0:03
25.2M
25.20 mi14:28:293:38:048:393:09
9:08
+0:29
Finish
26.22 mi14:36:513:46:268:398:22
8:13
-0:55

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

8:13 /mi

Average Pace

8:39 /mi

Slowest Pace

9:25 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:21:27

89% of race

Time at Steady Pace

24:59

11% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:38 /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 mi11:16:1625:518:1925:51
8:19
#16303
10K
6.21 mi11:42:3252:078:2326:16
8:27
#17135
15K
9.32 mi12:08:531:18:288:2526:21
8:29
#17322
20K
12.43 mi12:35:351:45:108:2826:42
8:36
#17339
Half
13.11 mi12:41:241:50:598:285:49
8:32
#17360
25K
15.53 mi13:02:222:11:578:3020:58
8:39
#17284
30K
18.64 mi13:30:072:39:428:3427:45
8:56
#17161
20M
20.00 mi13:42:322:52:078:3612:25
9:08
#17175
21M
21.00 mi13:51:573:01:328:399:25
9:25
#17065
35K
21.75 mi13:58:243:07:598:396:27
8:37
#17020
23M
23.00 mi14:09:203:18:558:3910:56
8:44
#16863
24M
24.00 mi14:17:563:27:318:398:36
8:36
#16791
40K
24.85 mi14:25:203:34:558:397:24
8:39
#16694
25.2M
25.20 mi14:28:293:38:048:393:09
9:08
#16621
Finish
26.22 mi14:36:513:46:268:398:22
8:13
#16499
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi163035470547017686(Top 66%)6321(Top 55%)6321(Top 337%)
10K6.21 mi3.10 mi17135-8326011-5416011-54117963(Top 67%)6452(Top 56%)6452(Top 344%)
15K9.32 mi3.11 mi17322-1876108-976108-9717686(Top 66%)6321(Top 55%)6321(Top 337%)
20K12.43 mi3.11 mi17339-176127-196127-1917455(Top 66%)6196(Top 54%)6196(Top 330%)
Half13.11 mi0.68 mi17360-216138-116138-1117854(Top 67%)6383(Top 56%)6383(Top 340%)
25K15.53 mi2.42 mi17284+766108+306108+3017093(Top 64%)6054(Top 53%)6054(Top 322%)
30K18.64 mi3.11 mi17161+1236056+526056+5216831(Top 63%)5966(Top 52%)5966(Top 318%)
20M20.00 mi1.36 mi17175-146084-286084-2817258(Top 65%)6309(Top 55%)6309(Top 336%)
21M21.00 mi1.00 mi17065+1106028+566028+5615586(Top 59%)5400(Top 47%)5400(Top 288%)
35K21.75 mi0.75 mi17020+456012+166012+1616006(Top 60%)5696(Top 50%)5696(Top 303%)
23M23.00 mi1.25 mi16863+1575941+715941+7114614(Top 55%)4967(Top 43%)4967(Top 264%)
24M24.00 mi1.00 mi16791+725920+215920+2115088(Top 57%)5283(Top 46%)5283(Top 281%)
40K24.85 mi0.85 mi16694+975876+445876+4414305(Top 54%)4920(Top 43%)4920(Top 262%)
25.2M25.20 mi0.35 mi16621+735843+335843+3313374(Top 50%)4445(Top 39%)4445(Top 237%)
Finish26.22 mi1.02 mi16499+1225786+575786+5713558(Top 51%)4513(Top 40%)4513(Top 240%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 66%
×21story building
+97ft-345ft

Overall

17686

Females

6321

F40-44

6321

5K→10K

3.1 - 6.2 mi

Top 67%
×5story building
+79ft-138ft

Overall

17963

Females

6452

F40-44

6452

10K→15K

6.2 - 9.3 mi

Top 66%
×3story building
+67ft-78ft

Overall

17686

Females

6321

F40-44

6321

15K→20K

9.3 - 12.4 mi

Top 66%
×5story building
+106ft-86ft

Overall

17455

Females

6196

F40-44

6196

20K→Half

12.4 - 13.1 mi

Top 67%
×2story building
+19ft-37ft

Overall

17854

Females

6383

F40-44

6383

Half→25K

13.1 - 15.5 mi

Top 64%
×4story building
+66ft-88ft

Overall

17093

Females

6054

F40-44

6054

25K→30K

15.5 - 18.6 mi

Top 63%
×9story building
+181ft-148ft

Overall

16831

Females

5966

F40-44

5966

30K→20M

18.6 - 20.0 mi

Top 65%
×5story building
+64ft-50ft

Overall

17258

Females

6309

F40-44

6309

20M→21M

20.0 - 21.0 mi

Top 59%
×8story building
+106ft-24ft

Overall

15586

Females

5400

F40-44

5400

21M→35K

21.0 - 21.8 mi

Top 60%
×7story building
+17ft-86ft

Overall

16006

Females

5696

F40-44

5696

35K→23M

21.8 - 23.0 mi

Top 55%
×5story building
+23ft-63ft

Overall

14614

Females

4967

F40-44

4967

23M→24M

23.0 - 24.0 mi

Top 57%
×6story building
+12ft-82ft

Overall

15088

Females

5283

F40-44

5283

24M→40K

24.0 - 24.9 mi

Top 54%
×1story
+6ft-20ft

Overall

14305

Females

4920

F40-44

4920

40K→25.2M

24.9 - 25.2 mi

Top 50%
×1story
+13ft-16ft

Overall

13374

Females

4445

F40-44

4445

25.2M→Finish

25.2 - 26.2 mi

Top 51%
×2story building
+22ft-21ft

Overall

13558

Females

4513

F40-44

4513

Passing Analysis

Category:
Athletes Passed
1637
Passed By
1833
Net Change
-196
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#16303
5K → 10K71903-832#16303#17135
10K → 15K121308-187#17135#17322
15K → 20K159176-17#17322#17339
20K → Half1940-21#17339#17360
Half → 25K15478+76#17360#17284
25K → 30K233110+123#17284#17161
30K → 20M6882-14#17161#17175
20M → 21M14636+110#17175#17065
21M → 35K7429+45#17065#17020
35K → 23M17215+157#17020#16863
23M → 24M10432+72#16863#16791
24M → 40K11114+97#16791#16694
40K → 25.2M741+73#16694#16621
25.2M → Finish1319+122#16621#16499
TOTALS16371833-196
📊

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