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BOSTON MARATHON 2023

Adele Walsh

Bib: 3823•F

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 10%
Gender (Female)
#0 / 11423
Top 1%
Masters (Masters Women)
#0 / 6539
Top 0.3%
Division (F45-49)
#0 / 1817
Top 0.3%
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
6:43/mi
20:53
↑ 97↓ 3451.5%
10K· 6.21 mi
6:35/mi
41:21
↑ 79↓ 1380.4%
15K· 9.32 mi
6:30/mi
1:01:34
↑ 67↓ 78
20K· 12.43 mi
6:36/mi
1:22:04
↑ 106↓ 860.1%
Half· 13.11 mi
6:39/mi
1:26:36
↑ 19↓ 370.5%
25K· 15.53 mi
6:40/mi
1:42:45
↑ 66↓ 880.2%
30K· 18.64 mi
6:46/mi
2:03:45
↑ 181↓ 1480.2%
20M
6:49/mi
2:13:01
↑ 64↓ 500.2%
21M
7:08/mi
2:20:09
↑ 106↓ 241.6%
35K· 21.75 mi
6:38/mi
2:25:07
↑ 17↓ 861.7%
23M
6:49/mi
2:33:39
↑ 23↓ 630.6%
24M
6:29/mi
2:40:08
↓ 821.3%
40K· 24.85 mi
6:40/mi
2:45:50
↓ 200.3%
25.2M
7:15/mi
2:48:20
↑ 13↓ 160.2%
Finish· 26.22 mi
6:43/mi
2:55:11
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:26:36
Pace6:36 /mi
2nd Half
Distance13.11 mi
Time1:28:35
Pace6:45 /mi
📊Positive Split: 2.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:22:1620:536:4320:53
6:43
-
10K
6.21 mi10:42:4441:216:3920:28
6:35
-0:08
15K
9.32 mi11:02:571:01:346:3620:13
6:30
-0:05
20K
12.43 mi11:23:271:22:046:3620:30
6:36
+0:06
Half
13.11 mi11:27:591:26:366:364:32
6:39
+0:03
25K
15.53 mi11:44:081:42:456:3716:09
6:40
+0:01
30K
18.64 mi12:05:082:03:456:3821:00
6:46
+0:06
20M
20.00 mi12:14:242:13:016:399:16
6:49
+0:03
21M
21.00 mi12:21:322:20:096:407:08
7:08
+0:19
35K
21.75 mi12:26:302:25:076:404:58
6:38
-0:30
23M
23.00 mi12:35:022:33:396:418:32
6:49
+0:11
24M
24.00 mi12:41:312:40:086:406:29
6:29
-0:20
40K
24.85 mi12:47:132:45:506:405:42
6:40
+0:11
25.2M
25.20 mi12:49:432:48:206:412:30
7:15
+0:35
Finish
26.22 mi12:56:342:55:116:416:51
6:43
-0:32

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

6:29 /mi

Average Pace

6:41 /mi

Slowest Pace

7:15 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:45:33

95% of race

Time at Steady Pace

9:38

5% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:41 /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 mi10:22:1620:536:4320:53
6:43
#3886
10K
6.21 mi10:42:4441:216:3920:28
6:35
#3576
15K
9.32 mi11:02:571:01:346:3620:13
6:30
#3239
20K
12.43 mi11:23:271:22:046:3620:30
6:36
#3115
Half
13.11 mi11:27:591:26:366:364:32
6:39
#3135
25K
15.53 mi11:44:081:42:456:3716:09
6:40
#3100
30K
18.64 mi12:05:082:03:456:3821:00
6:46
#2967
20M
20.00 mi12:14:242:13:016:399:16
6:49
#2938
21M
21.00 mi12:21:322:20:096:407:08
7:08
#2917
35K
21.75 mi12:26:302:25:076:404:58
6:38
#2902
23M
23.00 mi12:35:022:33:396:418:32
6:49
#2854
24M
24.00 mi12:41:312:40:086:406:29
6:29
#2791
40K
24.85 mi12:47:132:45:506:405:42
6:40
#2732
25.2M
25.20 mi12:49:432:48:206:412:30
7:15
#2724
Finish
26.22 mi12:56:342:55:116:416:51
6:43
#2740
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi38862312312689(Top 10%)118(Top 1%)118(Top 6%)
10K6.21 mi3.10 mi3576+310197+34197+343422(Top 13%)169(Top 1%)169(Top 9%)
15K9.32 mi3.11 mi3239+337156+41156+412689(Top 10%)118(Top 1%)118(Top 6%)
20K12.43 mi3.11 mi3115+124144+12144+122849(Top 11%)127(Top 1%)127(Top 7%)
Half13.11 mi0.68 mi3135-20147-3147-33906(Top 15%)218(Top 2%)218(Top 12%)
25K15.53 mi2.42 mi3100+35143+4143+43086(Top 12%)142(Top 1%)142(Top 8%)
30K18.64 mi3.11 mi2967+133134+9134+92749(Top 10%)139(Top 1%)139(Top 8%)
20M20.00 mi1.36 mi2938+29132+2132+22969(Top 11%)173(Top 2%)173(Top 10%)
21M21.00 mi1.00 mi2917+211321322797(Top 11%)166(Top 1%)166(Top 9%)
35K21.75 mi0.75 mi2902+15134-2134-23269(Top 12%)215(Top 2%)215(Top 12%)
23M23.00 mi1.25 mi2854+481341342769(Top 10%)175(Top 2%)175(Top 10%)
24M24.00 mi1.00 mi2791+631341342058(Top 8%)125(Top 1%)125(Top 7%)
40K24.85 mi0.85 mi2732+59130+4130+42225(Top 8%)151(Top 1%)151(Top 8%)
25.2M25.20 mi0.35 mi2724+8131-1131-12799(Top 11%)218(Top 2%)218(Top 12%)
Finish26.22 mi1.02 mi2740-161311313663(Top 14%)387(Top 3%)387(Top 21%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 10%
×21story building
+97ft-345ft

Overall

2689

Females

118

F45-49

118

5K→10K

3.1 - 6.2 mi

Top 13%
×5story building
+79ft-138ft

Overall

3422

Females

169

F45-49

169

10K→15K

6.2 - 9.3 mi

Top 10%
×3story building
+67ft-78ft

Overall

2689

Females

118

F45-49

118

15K→20K

9.3 - 12.4 mi

Top 11%
×5story building
+106ft-86ft

Overall

2849

Females

127

F45-49

127

20K→Half

12.4 - 13.1 mi

Top 15%
×2story building
+19ft-37ft

Overall

3906

Females

218

F45-49

218

Half→25K

13.1 - 15.5 mi

Top 12%
×4story building
+66ft-88ft

Overall

3086

Females

142

F45-49

142

25K→30K

15.5 - 18.6 mi

Top 10%
×9story building
+181ft-148ft

Overall

2749

Females

139

F45-49

139

30K→20M

18.6 - 20.0 mi

Top 11%
×5story building
+64ft-50ft

Overall

2969

Females

173

F45-49

173

20M→21M

20.0 - 21.0 mi

Top 11%
×8story building
+106ft-24ft

Overall

2797

Females

166

F45-49

166

21M→35K

21.0 - 21.8 mi

Top 12%
×7story building
+17ft-86ft

Overall

3269

Females

215

F45-49

215

35K→23M

21.8 - 23.0 mi

Top 10%
×5story building
+23ft-63ft

Overall

2769

Females

175

F45-49

175

23M→24M

23.0 - 24.0 mi

Top 8%
×6story building
+12ft-82ft

Overall

2058

Females

125

F45-49

125

24M→40K

24.0 - 24.9 mi

Top 8%
×1story
+6ft-20ft

Overall

2225

Females

151

F45-49

151

40K→25.2M

24.9 - 25.2 mi

Top 11%
×1story
+13ft-16ft

Overall

2799

Females

218

F45-49

218

25.2M→Finish

25.2 - 26.2 mi

Top 14%
×2story building
+22ft-21ft

Overall

3663

Females

387

F45-49

387

Passing Analysis

Category:
Athletes Passed
1576
Passed By
430
Net Change
+1146
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#3886
5K → 10K40292+310#3886#3576
10K → 15K35215+337#3576#3239
15K → 20K15531+124#3239#3115
20K → Half1030-20#3115#3135
Half → 25K8045+35#3135#3100
25K → 30K16027+133#3100#2967
30K → 20M5728+29#2967#2938
20M → 21M4928+21#2938#2917
21M → 35K3924+15#2917#2902
35K → 23M7729+48#2902#2854
23M → 24M7411+63#2854#2791
24M → 40K7112+59#2791#2732
40K → 25.2M179+8#2732#2724
25.2M → Finish3349-16#2724#2740
TOTALS1576430+1146
📊

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