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BOSTON MARATHON 2023

Josi Wood

MO

Bib: 21027 F

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

⏱️ Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
469 ft elev
5K· 3.11 mi
8:35/mi
26:41
↑ 97↓ 3451.5%
220 ft elev
10K· 6.21 mi
8:35/mi
53:20
↑ 79↓ 1380.4%
157 ft elev
15K· 9.32 mi
8:33/mi
1:19:54
↑ 67↓ 78
146 ft elev
20K· 12.43 mi
8:35/mi
1:46:33
↑ 106↓ 860.1%
165 ft elev
Half· 13.11 mi
8:29/mi
1:52:20
↑ 19↓ 370.5%
148 ft elev
25K· 15.53 mi
8:40/mi
2:13:20
↑ 66↓ 880.2%
127 ft elev
30K· 18.64 mi
8:52/mi
2:40:54
↑ 181↓ 1480.2%
138 ft elev
20M
8:52/mi
2:52:57
↑ 64↓ 500.2%
148 ft elev
21M
9:18/mi
3:02:15
↑ 106↓ 241.6%
227 ft elev
35K· 21.75 mi
8:29/mi
3:08:36
↑ 17↓ 861.7%
156 ft elev
23M
8:50/mi
3:19:40
↑ 23↓ 630.6%
116 ft elev
24M
8:36/mi
3:28:16
↓ 821.3%
34 ft elev
40K· 24.85 mi
8:39/mi
3:35:40
↓ 200.3%
20 ft elev
25.2M
9:05/mi
3:38:48
↑ 13↓ 160.2%
18 ft elev
Finish· 26.22 mi
8:14/mi
3:47:11
↑ 22↓ 21
17 ft elev
Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:52:20
Pace8:34 /mi
2nd Half
Distance13.11 mi
Time1:54:51
Pace8:46 /mi
📊Positive Split: 2.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:19:2826:418:3526:41
8:35
-
10K
6.21 mi11:46:0753:208:3526:39
8:35
0:00
15K
9.32 mi12:12:411:19:548:3426:34
8:33
-0:02
20K
12.43 mi12:39:201:46:338:3426:39
8:35
+0:02
Half
13.11 mi12:45:071:52:208:345:47
8:29
-0:06
25K
15.53 mi13:06:072:13:208:3521:00
8:40
+0:11
30K
18.64 mi13:33:412:40:548:3827:34
8:52
+0:12
20M
20.00 mi13:45:442:52:578:3912:03
8:52
0:00
21M
21.00 mi13:55:023:02:158:419:18
9:18
+0:26
35K
21.75 mi14:01:233:08:368:406:21
8:29
-0:49
23M
23.00 mi14:12:273:19:408:4111:04
8:50
+0:21
24M
24.00 mi14:21:033:28:168:418:36
8:36
-0:14
40K
24.85 mi14:28:273:35:408:417:24
8:39
+0:03
25.2M
25.20 mi14:31:353:38:488:413:08
9:05
+0:26
Finish
26.22 mi14:39:583:47:118:408:23
8:14
-0:51

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

8:14 /mi

Average Pace

8:40 /mi

Slowest Pace

9:18 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:34:45

95% of race

Time at Steady Pace

12:26

5% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:40 /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 mi11:19:2826:418:3526:41
8:35
#18162
10K
6.21 mi11:46:0753:208:3526:39
8:35
#18434
15K
9.32 mi12:12:411:19:548:3426:34
8:33
#18310
20K
12.43 mi12:39:201:46:338:3426:39
8:35
#18044
Half
13.11 mi12:45:071:52:208:345:47
8:29
#18012
25K
15.53 mi13:06:072:13:208:3521:00
8:40
#17845
30K
18.64 mi13:33:412:40:548:3827:34
8:52
#17561
20M
20.00 mi13:45:442:52:578:3912:03
8:52
#17402
21M
21.00 mi13:55:023:02:158:419:18
9:18
#17265
35K
21.75 mi14:01:233:08:368:406:21
8:29
#17181
23M
23.00 mi14:12:273:19:408:4111:04
8:50
#17053
24M
24.00 mi14:21:033:28:168:418:36
8:36
#16966
40K
24.85 mi14:28:273:35:408:417:24
8:39
#16852
25.2M
25.20 mi14:31:353:38:488:413:08
9:05
#16793
Finish
26.22 mi14:39:583:47:118:408:23
8:14
#16667
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi181626657665718157(Top 68%)6590(Top 58%)6590(Top 363%)
10K6.21 mi3.10 mi18434-2726781-1246781-12418720(Top 70%)6907(Top 60%)6907(Top 380%)
15K9.32 mi3.11 mi18310+1246695+866695+8618157(Top 68%)6590(Top 58%)6590(Top 363%)
20K12.43 mi3.11 mi18044+2666539+1566539+15617352(Top 65%)6139(Top 54%)6139(Top 338%)
Half13.11 mi0.68 mi18012+326518+216518+2117607(Top 66%)6244(Top 55%)6244(Top 344%)
25K15.53 mi2.42 mi17845+1676440+786440+7817172(Top 65%)6100(Top 53%)6100(Top 336%)
30K18.64 mi3.11 mi17561+2846296+1446296+14416509(Top 62%)5795(Top 51%)5795(Top 319%)
20M20.00 mi1.36 mi17402+1596219+776219+7715843(Top 60%)5479(Top 48%)5479(Top 302%)
21M21.00 mi1.00 mi17265+1376151+686151+6815012(Top 56%)5066(Top 44%)5066(Top 279%)
35K21.75 mi0.75 mi17181+846106+456106+4515299(Top 57%)5303(Top 46%)5303(Top 292%)
23M23.00 mi1.25 mi17053+1286052+546052+5415220(Top 57%)5301(Top 46%)5301(Top 292%)
24M24.00 mi1.00 mi16966+876024+286024+2815091(Top 57%)5286(Top 46%)5286(Top 291%)
40K24.85 mi0.85 mi16852+1145978+465978+4614308(Top 54%)4923(Top 43%)4923(Top 271%)
25.2M25.20 mi0.35 mi16793+595945+335945+3313113(Top 49%)4311(Top 38%)4311(Top 237%)
Finish26.22 mi1.02 mi16667+1265882+635882+6313663(Top 51%)4569(Top 40%)4569(Top 251%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 68%
×21story building
+97ft-345ft

Overall

18157

Females

6590

F45-49

6590

5K→10K

3.1 - 6.2 mi

Top 70%
×5story building
+79ft-138ft

Overall

18720

Females

6907

F45-49

6907

10K→15K

6.2 - 9.3 mi

Top 68%
×3story building
+67ft-78ft

Overall

18157

Females

6590

F45-49

6590

15K→20K

9.3 - 12.4 mi

Top 65%
×5story building
+106ft-86ft

Overall

17352

Females

6139

F45-49

6139

20K→Half

12.4 - 13.1 mi

Top 66%
×2story building
+19ft-37ft

Overall

17607

Females

6244

F45-49

6244

Half→25K

13.1 - 15.5 mi

Top 65%
×4story building
+66ft-88ft

Overall

17172

Females

6100

F45-49

6100

25K→30K

15.5 - 18.6 mi

Top 62%
×9story building
+181ft-148ft

Overall

16509

Females

5795

F45-49

5795

30K→20M

18.6 - 20.0 mi

Top 60%
×5story building
+64ft-50ft

Overall

15843

Females

5479

F45-49

5479

20M→21M

20.0 - 21.0 mi

Top 56%
×8story building
+106ft-24ft

Overall

15012

Females

5066

F45-49

5066

21M→35K

21.0 - 21.8 mi

Top 57%
×7story building
+17ft-86ft

Overall

15299

Females

5303

F45-49

5303

35K→23M

21.8 - 23.0 mi

Top 57%
×5story building
+23ft-63ft

Overall

15220

Females

5301

F45-49

5301

23M→24M

23.0 - 24.0 mi

Top 57%
×6story building
+12ft-82ft

Overall

15091

Females

5286

F45-49

5286

24M→40K

24.0 - 24.9 mi

Top 54%
×1story
+6ft-20ft

Overall

14308

Females

4923

F45-49

4923

40K→25.2M

24.9 - 25.2 mi

Top 49%
×1story
+13ft-16ft

Overall

13113

Females

4311

F45-49

4311

25.2M→Finish

25.2 - 26.2 mi

Top 51%
×2story building
+22ft-21ft

Overall

13663

Females

4569

F45-49

4569

Passing Analysis

Category:
Athletes Passed
2367
Passed By
872
Net Change
+1495
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#18162
5K → 10K190462-272#18162#18434
10K → 15K248124+124#18434#18310
15K → 20K31751+266#18310#18044
20K → Half4816+32#18044#18012
Half → 25K21548+167#18012#17845
25K → 30K33652+284#17845#17561
30K → 20M17314+159#17561#17402
20M → 21M16124+137#17402#17265
21M → 35K928+84#17265#17181
35K → 23M15628+128#17181#17053
23M → 24M10518+87#17053#16966
24M → 40K1217+114#16966#16852
40K → 25.2M656+59#16852#16793
25.2M → Finish14014+126#16793#16667
TOTALS2367872+1495
📊

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