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BOSTON MARATHON 2023

Sophie Meinertzhagen

Bib: 13220 F GB

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 29%
Gender (Female)
#0 / 11423
Top 10%
Division (F18-39)
#0 / 4884
Top 19%
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
7:21/mi
22:51
↑ 97↓ 3451.5%
220 ft elev
10K· 6.21 mi
7:16/mi
45:26
↑ 79↓ 1380.4%
157 ft elev
15K· 9.32 mi
7:19/mi
1:08:11
↑ 67↓ 78
146 ft elev
20K· 12.43 mi
7:28/mi
1:31:23
↑ 106↓ 860.1%
165 ft elev
Half· 13.11 mi
7:20/mi
1:36:23
↑ 19↓ 370.5%
148 ft elev
25K· 15.53 mi
7:24/mi
1:54:19
↑ 66↓ 880.2%
127 ft elev
30K· 18.64 mi
7:31/mi
2:17:41
↑ 181↓ 1480.2%
138 ft elev
20M
7:34/mi
2:27:58
↑ 64↓ 500.2%
148 ft elev
21M
8:00/mi
2:35:58
↑ 106↓ 241.6%
227 ft elev
35K· 21.75 mi
7:26/mi
2:41:32
↑ 17↓ 861.7%
156 ft elev
23M
7:33/mi
2:50:59
↑ 23↓ 630.6%
116 ft elev
24M
7:25/mi
2:58:24
↓ 821.3%
34 ft elev
40K· 24.85 mi
7:29/mi
3:04:48
↓ 200.3%
20 ft elev
25.2M
7:58/mi
3:07:33
↑ 13↓ 160.2%
18 ft elev
Finish· 26.22 mi
7:10/mi
3:14:51
↑ 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
Time1:36:23
Pace7:21 /mi
2nd Half
Distance13.11 mi
Time1:38:28
Pace7:31 /mi
📊Positive Split: 2.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:50:5322:517:2122:51
7:21
-
10K
6.21 mi11:13:2845:267:1922:35
7:16
-0:05
15K
9.32 mi11:36:131:08:117:1922:45
7:19
+0:03
20K
12.43 mi11:59:251:31:237:2123:12
7:28
+0:09
Half
13.11 mi12:04:251:36:237:215:00
7:20
-0:08
25K
15.53 mi12:22:211:54:197:2217:56
7:24
+0:04
30K
18.64 mi12:45:432:17:417:2323:22
7:31
+0:07
20M
20.00 mi12:56:002:27:587:2410:17
7:34
+0:03
21M
21.00 mi13:04:002:35:587:268:00
8:00
+0:26
35K
21.75 mi13:09:342:41:327:265:34
7:26
-0:34
23M
23.00 mi13:19:012:50:597:269:27
7:33
+0:07
24M
24.00 mi13:26:262:58:247:267:25
7:25
-0:08
40K
24.85 mi13:32:503:04:487:266:24
7:29
+0:04
25.2M
25.20 mi13:35:353:07:337:272:45
7:58
+0:29
Finish
26.22 mi13:42:533:14:517:267:18
7:10
-0:48

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

7:10 /mi

Average Pace

7:26 /mi

Slowest Pace

8:00 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:04:06

94% of race

Time at Steady Pace

10:45

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:26 /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 mi10:50:5322:517:2122:51
7:21
#8493
10K
6.21 mi11:13:2845:267:1922:35
7:16
#8531
15K
9.32 mi11:36:131:08:117:1922:45
7:19
#8575
20K
12.43 mi11:59:251:31:237:2123:12
7:28
#8660
Half
13.11 mi12:04:251:36:237:215:00
7:20
#8655
25K
15.53 mi12:22:211:54:197:2217:56
7:24
#8508
30K
18.64 mi12:45:432:17:417:2323:22
7:31
#8257
20M
20.00 mi12:56:002:27:587:2410:17
7:34
#8165
21M
21.00 mi13:04:002:35:587:268:00
8:00
#8092
35K
21.75 mi13:09:342:41:327:265:34
7:26
#8081
23M
23.00 mi13:19:012:50:597:269:27
7:33
#7952
24M
24.00 mi13:26:262:58:247:267:25
7:25
#7896
40K
24.85 mi13:32:503:04:487:266:24
7:29
#7824
25.2M
25.20 mi13:35:353:07:337:272:45
7:58
#7787
Finish
26.22 mi13:42:533:14:517:267:18
7:10
#7697
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi8493119011908767(Top 33%)1357(Top 12%)1357(Top 28%)
10K6.21 mi3.10 mi8531-381232-421232-428655(Top 33%)1288(Top 11%)1288(Top 26%)
15K9.32 mi3.11 mi8575-441257-251257-258767(Top 33%)1357(Top 12%)1357(Top 28%)
20K12.43 mi3.11 mi8660-851301-441301-449078(Top 34%)1527(Top 13%)1527(Top 31%)
Half13.11 mi0.68 mi8655+51297+41297+48921(Top 34%)1469(Top 13%)1469(Top 30%)
25K15.53 mi2.42 mi8508+1471263+341263+348025(Top 30%)1204(Top 11%)1204(Top 25%)
30K18.64 mi3.11 mi8257+2511214+491214+497380(Top 28%)1066(Top 9%)1066(Top 22%)
20M20.00 mi1.36 mi8165+921196+181196+187319(Top 27%)1154(Top 10%)1154(Top 24%)
21M21.00 mi1.00 mi8092+731186+101186+107395(Top 28%)1289(Top 11%)1289(Top 26%)
35K21.75 mi0.75 mi8081+111194-81194-88173(Top 31%)1591(Top 14%)1591(Top 33%)
23M23.00 mi1.25 mi7952+1291171+231171+236764(Top 25%)1095(Top 10%)1095(Top 22%)
24M24.00 mi1.00 mi7896+561167+41167+47208(Top 27%)1378(Top 12%)1378(Top 28%)
40K24.85 mi0.85 mi7824+721159+81159+86693(Top 25%)1258(Top 11%)1258(Top 26%)
25.2M25.20 mi0.35 mi7787+371155+41155+46481(Top 24%)1262(Top 11%)1262(Top 26%)
Finish26.22 mi1.02 mi7697+901141+141141+146234(Top 23%)1156(Top 10%)1156(Top 24%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 33%
×21story building
+97ft-345ft

Overall

8767

Females

1357

F18-39

1357

5K→10K

3.1 - 6.2 mi

Top 33%
×5story building
+79ft-138ft

Overall

8655

Females

1288

F18-39

1288

10K→15K

6.2 - 9.3 mi

Top 33%
×3story building
+67ft-78ft

Overall

8767

Females

1357

F18-39

1357

15K→20K

9.3 - 12.4 mi

Top 34%
×5story building
+106ft-86ft

Overall

9078

Females

1527

F18-39

1527

20K→Half

12.4 - 13.1 mi

Top 34%
×2story building
+19ft-37ft

Overall

8921

Females

1469

F18-39

1469

Half→25K

13.1 - 15.5 mi

Top 30%
×4story building
+66ft-88ft

Overall

8025

Females

1204

F18-39

1204

25K→30K

15.5 - 18.6 mi

Top 28%
×9story building
+181ft-148ft

Overall

7380

Females

1066

F18-39

1066

30K→20M

18.6 - 20.0 mi

Top 27%
×5story building
+64ft-50ft

Overall

7319

Females

1154

F18-39

1154

20M→21M

20.0 - 21.0 mi

Top 28%
×8story building
+106ft-24ft

Overall

7395

Females

1289

F18-39

1289

21M→35K

21.0 - 21.8 mi

Top 31%
×7story building
+17ft-86ft

Overall

8173

Females

1591

F18-39

1591

35K→23M

21.8 - 23.0 mi

Top 25%
×5story building
+23ft-63ft

Overall

6764

Females

1095

F18-39

1095

23M→24M

23.0 - 24.0 mi

Top 27%
×6story building
+12ft-82ft

Overall

7208

Females

1378

F18-39

1378

24M→40K

24.0 - 24.9 mi

Top 25%
×1story
+6ft-20ft

Overall

6693

Females

1258

F18-39

1258

40K→25.2M

24.9 - 25.2 mi

Top 24%
×1story
+13ft-16ft

Overall

6481

Females

1262

F18-39

1262

25.2M→Finish

25.2 - 26.2 mi

Top 23%
×2story building
+22ft-21ft

Overall

6234

Females

1156

F18-39

1156

Passing Analysis

Category:
Athletes Passed
1713
Passed By
917
Net Change
+796
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#8493
5K → 10K226264-38#8493#8531
10K → 15K112156-44#8531#8575
15K → 20K108193-85#8575#8660
20K → Half2924+5#8660#8655
Half → 25K17427+147#8655#8508
25K → 30K29039+251#8508#8257
30K → 20M12129+92#8257#8165
20M → 21M11037+73#8165#8092
21M → 35K4635+11#8092#8081
35K → 23M15526+129#8081#7952
23M → 24M8731+56#7952#7896
24M → 40K9119+72#7896#7824
40K → 25.2M4811+37#7824#7787
25.2M → Finish11626+90#7787#7697
TOTALS1713917+796
📊

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