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BOSTON MARATHON 2023

Paulina Walker

Bib: 14823•F

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 47%
Gender (Female)
#0 / 11423
Top 30%
Masters (Masters Women)
#0 / 6539
Top 16%
Division (F40-44)
#0 / 1878
Top 32%
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
7:59/mi
24:48
↑ 97↓ 3451.5%
10K· 6.21 mi
7:58/mi
49:34
↑ 79↓ 1380.4%
15K· 9.32 mi
7:59/mi
1:14:23
↑ 67↓ 78
20K· 12.43 mi
8:05/mi
1:39:30
↑ 106↓ 860.1%
Half· 13.11 mi
7:58/mi
1:44:56
↑ 19↓ 370.5%
25K· 15.53 mi
8:05/mi
2:04:32
↑ 66↓ 880.2%
30K· 18.64 mi
8:17/mi
2:30:17
↑ 181↓ 1480.2%
20M
8:19/mi
2:41:35
↑ 64↓ 500.2%
21M
8:32/mi
2:50:07
↑ 106↓ 241.6%
35K· 21.75 mi
7:55/mi
2:56:02
↑ 17↓ 861.7%
23M
8:10/mi
3:06:16
↑ 23↓ 630.6%
24M
7:47/mi
3:14:03
↓ 821.3%
40K· 24.85 mi
7:43/mi
3:20:39
↓ 200.3%
25.2M
8:13/mi
3:23:29
↑ 13↓ 160.2%
Finish· 26.22 mi
7:21/mi
3:30:58
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:44:56
Pace8:00 /mi
2nd Half
Distance13.11 mi
Time1:46:02
Pace8:05 /mi
📊Positive Split: 1.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:53:5124:487:5924:48
7:59
-
10K
6.21 mi11:18:3749:347:5924:46
7:58
-0:01
15K
9.32 mi11:43:261:14:237:5924:49
7:59
+0:01
20K
12.43 mi12:08:331:39:308:0025:07
8:05
+0:06
Half
13.11 mi12:13:591:44:568:005:26
7:58
-0:07
25K
15.53 mi12:33:352:04:328:0119:36
8:05
+0:07
30K
18.64 mi12:59:202:30:178:0425:45
8:17
+0:12
20M
20.00 mi13:10:382:41:358:0511:18
8:19
+0:02
21M
21.00 mi13:19:102:50:078:068:32
8:32
+0:13
35K
21.75 mi13:25:052:56:028:065:55
7:55
-0:37
23M
23.00 mi13:35:193:06:168:0610:14
8:10
+0:15
24M
24.00 mi13:43:063:14:038:057:47
7:47
-0:23
40K
24.85 mi13:49:423:20:398:046:36
7:43
-0:04
25.2M
25.20 mi13:52:323:23:298:042:50
8:13
+0:30
Finish
26.22 mi14:00:013:30:588:037:29
7:21
-0:52

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

7:21 /mi

Average Pace

8:03 /mi

Slowest Pace

8:32 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:32:19

72% of race

Time at Steady Pace

58:39

28% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:03 /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 mi10:53:5124:487:5924:48
7:59
#13899
10K
6.21 mi11:18:3749:347:5924:46
7:58
#14223
15K
9.32 mi11:43:261:14:237:5924:49
7:59
#14221
20K
12.43 mi12:08:331:39:308:0025:07
8:05
#14162
Half
13.11 mi12:13:591:44:568:005:26
7:58
#14149
25K
15.53 mi12:33:352:04:328:0119:36
8:05
#13990
30K
18.64 mi12:59:202:30:178:0425:45
8:17
#13783
20M
20.00 mi13:10:382:41:358:0511:18
8:19
#13664
21M
21.00 mi13:19:102:50:078:068:32
8:32
#13459
35K
21.75 mi13:25:052:56:028:065:55
7:55
#13362
23M
23.00 mi13:35:193:06:168:0610:14
8:10
#13183
24M
24.00 mi13:43:063:14:038:057:47
7:47
#13018
40K
24.85 mi13:49:423:20:398:046:36
7:43
#12832
25.2M
25.20 mi13:52:323:23:298:042:50
8:13
#12746
Finish
26.22 mi14:00:013:30:588:037:29
7:21
#12530
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi138993963396314295(Top 54%)4252(Top 37%)4252(Top 226%)
10K6.21 mi3.10 mi14223-3244181-2184181-21814594(Top 55%)4410(Top 39%)4410(Top 235%)
15K9.32 mi3.11 mi14221+24188-74188-714295(Top 54%)4252(Top 37%)4252(Top 226%)
20K12.43 mi3.11 mi14162+594181+74181+714124(Top 53%)4174(Top 37%)4174(Top 222%)
Half13.11 mi0.68 mi14149+134170+114170+1114082(Top 53%)4113(Top 36%)4113(Top 219%)
25K15.53 mi2.42 mi13990+1594101+694101+6913406(Top 50%)3861(Top 34%)3861(Top 206%)
30K18.64 mi3.11 mi13783+2074008+934008+9312957(Top 49%)3728(Top 33%)3728(Top 199%)
20M20.00 mi1.36 mi13664+1193955+533955+5312461(Top 47%)3554(Top 31%)3554(Top 189%)
21M21.00 mi1.00 mi13459+2053848+1073848+10710706(Top 40%)2732(Top 24%)2732(Top 145%)
35K21.75 mi0.75 mi13362+973808+403808+4011512(Top 43%)3152(Top 28%)3152(Top 168%)
23M23.00 mi1.25 mi13183+1793722+863722+8611028(Top 41%)3038(Top 27%)3038(Top 162%)
24M24.00 mi1.00 mi13018+1653662+603662+609719(Top 37%)2468(Top 22%)2468(Top 131%)
40K24.85 mi0.85 mi12832+1863571+913571+918159(Top 31%)1823(Top 16%)1823(Top 97%)
25.2M25.20 mi0.35 mi12746+863524+473524+477899(Top 30%)1811(Top 16%)1811(Top 96%)
Finish26.22 mi1.02 mi12530+2163426+983426+987448(Top 28%)1616(Top 14%)1616(Top 86%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 54%
×21story building
+97ft-345ft

Overall

14295

Females

4252

F40-44

4252

5K→10K

3.1 - 6.2 mi

Top 55%
×5story building
+79ft-138ft

Overall

14594

Females

4410

F40-44

4410

10K→15K

6.2 - 9.3 mi

Top 54%
×3story building
+67ft-78ft

Overall

14295

Females

4252

F40-44

4252

15K→20K

9.3 - 12.4 mi

Top 53%
×5story building
+106ft-86ft

Overall

14124

Females

4174

F40-44

4174

20K→Half

12.4 - 13.1 mi

Top 53%
×2story building
+19ft-37ft

Overall

14082

Females

4113

F40-44

4113

Half→25K

13.1 - 15.5 mi

Top 50%
×4story building
+66ft-88ft

Overall

13406

Females

3861

F40-44

3861

25K→30K

15.5 - 18.6 mi

Top 49%
×9story building
+181ft-148ft

Overall

12957

Females

3728

F40-44

3728

30K→20M

18.6 - 20.0 mi

Top 47%
×5story building
+64ft-50ft

Overall

12461

Females

3554

F40-44

3554

20M→21M

20.0 - 21.0 mi

Top 40%
×8story building
+106ft-24ft

Overall

10706

Females

2732

F40-44

2732

21M→35K

21.0 - 21.8 mi

Top 43%
×7story building
+17ft-86ft

Overall

11512

Females

3152

F40-44

3152

35K→23M

21.8 - 23.0 mi

Top 41%
×5story building
+23ft-63ft

Overall

11028

Females

3038

F40-44

3038

23M→24M

23.0 - 24.0 mi

Top 37%
×6story building
+12ft-82ft

Overall

9719

Females

2468

F40-44

2468

24M→40K

24.0 - 24.9 mi

Top 31%
×1story
+6ft-20ft

Overall

8159

Females

1823

F40-44

1823

40K→25.2M

24.9 - 25.2 mi

Top 30%
×1story
+13ft-16ft

Overall

7899

Females

1811

F40-44

1811

25.2M→Finish

25.2 - 26.2 mi

Top 28%
×2story building
+22ft-21ft

Overall

7448

Females

1616

F40-44

1616

Passing Analysis

Category:
Athletes Passed
2429
Passed By
1060
Net Change
+1369
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#13899
5K → 10K156480-324#13899#14223
10K → 15K183181+2#14223#14221
15K → 20K199140+59#14221#14162
20K → Half3724+13#14162#14149
Half → 25K21657+159#14149#13990
25K → 30K29386+207#13990#13783
30K → 20M15637+119#13783#13664
20M → 21M2149+205#13664#13459
21M → 35K10811+97#13459#13362
35K → 23M19920+179#13362#13183
23M → 24M1716+165#13183#13018
24M → 40K1904+186#13018#12832
40K → 25.2M893+86#12832#12746
25.2M → Finish2182+216#12746#12530
TOTALS24291060+1369
📊

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