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BOSTON MARATHON 2023

Victoria Thornley

Bib: 31568•F

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Masters (Masters Women)
#0 / 6539
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
10:09/mi
31:32
↑ 97↓ 3451.5%
10K· 6.21 mi
9:46/mi
1:01:54
↑ 79↓ 1380.4%
15K· 9.32 mi
10:04/mi
1:33:10
↑ 67↓ 78
20K· 12.43 mi
10:22/mi
2:05:23
↑ 106↓ 860.1%
Half· 13.11 mi
10:27/mi
2:12:31
↑ 19↓ 370.5%
25K· 15.53 mi
10:53/mi
2:38:55
↑ 66↓ 880.2%
30K· 18.64 mi
12:18/mi
3:17:08
↑ 181↓ 1480.2%
20M
11:32/mi
3:32:49
↑ 64↓ 500.2%
21M
13:33/mi
3:46:22
↑ 106↓ 241.6%
35K· 21.75 mi
11:43/mi
3:55:08
↑ 17↓ 861.7%
23M
12:36/mi
4:10:55
↑ 23↓ 630.6%
24M
11:38/mi
4:22:33
↓ 821.3%
40K· 24.85 mi
12:24/mi
4:33:09
↓ 200.3%
25.2M
13:49/mi
4:37:55
↑ 13↓ 160.2%
Finish· 26.22 mi
11:39/mi
4:49:47
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:12:31
Pace10:06 /mi
2nd Half
Distance13.11 mi
Time2:37:16
Pace12:00 /mi
📊Positive Split: 18.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:51:0431:3210:0931:32
10:09
-
10K
6.21 mi12:21:261:01:549:5830:22
9:46
-0:23
15K
9.32 mi12:52:421:33:1010:0031:16
10:04
+0:18
20K
12.43 mi13:24:552:05:2310:0532:13
10:22
+0:18
Half
13.11 mi13:32:032:12:3110:067:08
10:27
+0:05
25K
15.53 mi13:58:272:38:5510:1426:24
10:53
+0:26
30K
18.64 mi14:36:403:17:0810:3538:13
12:18
+1:25
20M
20.00 mi14:52:213:32:4910:3815:41
11:32
-0:46
21M
21.00 mi15:05:543:46:2210:4713:33
13:33
+2:01
35K
21.75 mi15:14:403:55:0810:498:46
11:43
-1:50
23M
23.00 mi15:30:274:10:5510:5515:47
12:36
+0:53
24M
24.00 mi15:42:054:22:3310:5611:38
11:38
-0:58
40K
24.85 mi15:52:414:33:0910:5910:36
12:24
+0:46
25.2M
25.20 mi15:57:274:37:5511:024:46
13:49
+1:25
Finish
26.22 mi16:09:194:49:4711:0411:52
11:39
-2:10

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

9:46 /mi

Average Pace

11:04 /mi

Slowest Pace

13:49 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:38:55

55% of race

Time at Steady Pace

47:57

17% of race

Time at Slower Pace

1:22:55

29% of race

Average Pace: 11:03 /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 mi11:51:0431:3210:0931:32
10:09
#23810
10K
6.21 mi12:21:261:01:549:5830:22
9:46
#23541
15K
9.32 mi12:52:421:33:1010:0031:16
10:04
#23592
20K
12.43 mi13:24:552:05:2310:0532:13
10:22
#23619
Half
13.11 mi13:32:032:12:3110:067:08
10:27
#23648
25K
15.53 mi13:58:272:38:5510:1426:24
10:53
#23658
30K
18.64 mi14:36:403:17:0810:3538:13
12:18
#23950
20M
20.00 mi14:52:213:32:4910:3815:41
11:32
#23930
21M
21.00 mi15:05:543:46:2210:4713:33
13:33
#24011
35K
21.75 mi15:14:403:55:0810:498:46
11:43
#24026
23M
23.00 mi15:30:274:10:5510:5515:47
12:36
#24078
24M
24.00 mi15:42:054:22:3310:5611:38
11:38
#24086
40K
24.85 mi15:52:414:33:0910:5910:36
12:24
#24092
25.2M
25.20 mi15:57:274:37:5511:024:46
13:49
#24112
Finish
26.22 mi16:09:194:49:4711:0411:52
11:39
#24164
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi238109796979623633(Top 89%)9687(Top 85%)9687(Top 516%)
10K6.21 mi3.10 mi23541+2699643+1539643+15323225(Top 87%)9462(Top 83%)9462(Top 504%)
15K9.32 mi3.11 mi23592-519665-229665-2223633(Top 89%)9687(Top 85%)9687(Top 516%)
20K12.43 mi3.11 mi23619-279678-139678-1323598(Top 89%)9689(Top 85%)9689(Top 516%)
Half13.11 mi0.68 mi23648-299694-169694-1624147(Top 91%)9999(Top 88%)9999(Top 532%)
25K15.53 mi2.42 mi23658-109711-179711-1723804(Top 89%)9850(Top 86%)9850(Top 524%)
30K18.64 mi3.11 mi23950-2929889-1789889-17824806(Top 93%)10459(Top 92%)10459(Top 557%)
20M20.00 mi1.36 mi23930+209881+89881+823593(Top 89%)9837(Top 86%)9837(Top 524%)
21M21.00 mi1.00 mi24011-819947-669947-6624641(Top 93%)10423(Top 91%)10423(Top 555%)
35K21.75 mi0.75 mi24026-159958-119958-1124384(Top 92%)10329(Top 90%)10329(Top 550%)
23M23.00 mi1.25 mi24078-5210004-4610004-4624701(Top 93%)10487(Top 92%)10487(Top 558%)
24M24.00 mi1.00 mi24086-810016-1210016-1224064(Top 90%)10194(Top 89%)10194(Top 543%)
40K24.85 mi0.85 mi24092-610031-1510031-1524338(Top 91%)10357(Top 91%)10357(Top 551%)
25.2M25.20 mi0.35 mi24112-2010047-1610047-1624860(Top 93%)10619(Top 93%)10619(Top 565%)
Finish26.22 mi1.02 mi24164-5210074-2710074-2724873(Top 93%)10593(Top 93%)10593(Top 564%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 89%
×21story building
+97ft-345ft

Overall

23633

Females

9687

F40-44

9687

5K→10K

3.1 - 6.2 mi

Top 87%
×5story building
+79ft-138ft

Overall

23225

Females

9462

F40-44

9462

10K→15K

6.2 - 9.3 mi

Top 89%
×3story building
+67ft-78ft

Overall

23633

Females

9687

F40-44

9687

15K→20K

9.3 - 12.4 mi

Top 89%
×5story building
+106ft-86ft

Overall

23598

Females

9689

F40-44

9689

20K→Half

12.4 - 13.1 mi

Top 91%
×2story building
+19ft-37ft

Overall

24147

Females

9999

F40-44

9999

Half→25K

13.1 - 15.5 mi

Top 89%
×4story building
+66ft-88ft

Overall

23804

Females

9850

F40-44

9850

25K→30K

15.5 - 18.6 mi

Top 93%
×9story building
+181ft-148ft

Overall

24806

Females

10459

F40-44

10459

30K→20M

18.6 - 20.0 mi

Top 89%
×5story building
+64ft-50ft

Overall

23593

Females

9837

F40-44

9837

20M→21M

20.0 - 21.0 mi

Top 93%
×8story building
+106ft-24ft

Overall

24641

Females

10423

F40-44

10423

21M→35K

21.0 - 21.8 mi

Top 92%
×7story building
+17ft-86ft

Overall

24384

Females

10329

F40-44

10329

35K→23M

21.8 - 23.0 mi

Top 93%
×5story building
+23ft-63ft

Overall

24701

Females

10487

F40-44

10487

23M→24M

23.0 - 24.0 mi

Top 90%
×6story building
+12ft-82ft

Overall

24064

Females

10194

F40-44

10194

24M→40K

24.0 - 24.9 mi

Top 91%
×1story
+6ft-20ft

Overall

24338

Females

10357

F40-44

10357

40K→25.2M

24.9 - 25.2 mi

Top 93%
×1story
+13ft-16ft

Overall

24860

Females

10619

F40-44

10619

25.2M→Finish

25.2 - 26.2 mi

Top 93%
×2story building
+22ft-21ft

Overall

24873

Females

10593

F40-44

10593

Passing Analysis

Category:
Athletes Passed
888
Passed By
1242
Net Change
-354
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#23810
5K → 10K373104+269#23810#23541
10K → 15K99150-51#23541#23592
15K → 20K113140-27#23592#23619
20K → Half1140-29#23619#23648
Half → 25K7787-10#23648#23658
25K → 30K33325-292#23658#23950
30K → 20M5030+20#23950#23930
20M → 21M20101-81#23930#24011
21M → 35K1732-15#24011#24026
35K → 23M2072-52#24026#24078
23M → 24M3038-8#24078#24086
24M → 40K2834-6#24086#24092
40K → 25.2M525-20#24092#24112
25.2M → Finish1264-52#24112#24164
TOTALS8881242-354
📊

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