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BOSTON MARATHON 2023

Sophie Trachtenberg

Bib: 25678•F

MA

0:00
0:00
/ mi
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Division (F18-39)
#0 / 4884
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
33:29
Rank: #25332
Start → 5K
10:47/mi
33:29 split
10K· 6.21 mi
1:05:24
Rank: #24754 (+578)
5K → 10K
10:16/mi
31:55 split
15K· 9.32 mi
1:37:08
Rank: #24483 (+271)
10K → 15K
10:13/mi
31:44 split
20K· 12.43 mi
2:10:50
Rank: #24471 (+12)
15K → 20K
10:51/mi
33:42 split
Half· 13.11 mi
2:17:57
Rank: #24442 (+29)
20K → Half
10:26/mi
7:07 split
25K· 15.53 mi
2:44:47
Rank: #24370 (+72)
Half → 25K
11:04/mi
26:50 split
30K· 18.64 mi
3:20:02
Rank: #24229 (+141)
25K → 30K
11:21/mi
35:15 split
20M
3:35:20
Rank: #24148 (+81)
30K → 20M
11:16/mi
15:18 split
21M
3:47:48
Rank: #24112 (+36)
20M → 21M
12:28/mi
12:28 split
35K· 21.75 mi
3:56:11
Rank: #24110 (+2)
21M → 35K
11:12/mi
8:23 split
23M
4:10:28
Rank: #24044 (+66)
35K → 23M
11:24/mi
14:17 split
24M
4:21:29
Rank: #24015 (+29)
23M → 24M
11:01/mi
11:01 split
40K· 24.85 mi
4:30:56
Rank: #23963 (+52)
24M → 40K
11:03/mi
9:27 split
25.2M
4:34:50
Rank: #23930 (+33)
40K → 25.2M
11:19/mi
3:54 split
Finish· 26.22 mi
4:44:10
Rank: #23823 (+107)
25.2M → Finish
9:10/mi
9:20 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:17:57
Pace10:31 /mi
2nd Half
Distance13.11 mi
Time2:26:13
Pace11:09 /mi
📊Positive Split: 6.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:49:3633:2910:4733:29
10:47
-
10K
6.21 mi12:21:311:05:2410:3231:55
10:16
-0:31
15K
9.32 mi12:53:151:37:0810:2531:44
10:13
-0:03
20K
12.43 mi13:26:572:10:5010:3233:42
10:51
+0:38
Half
13.11 mi13:34:042:17:5710:317:07
10:26
-0:25
25K
15.53 mi14:00:542:44:4710:3626:50
11:04
+0:38
30K
18.64 mi14:36:093:20:0210:4435:15
11:21
+0:17
20M
20.00 mi14:51:273:35:2010:4615:18
11:16
-0:05
21M
21.00 mi15:03:553:47:4810:5112:28
12:28
+1:12
35K
21.75 mi15:12:183:56:1110:528:23
11:12
-1:16
23M
23.00 mi15:26:354:10:2810:5314:17
11:24
+0:12
24M
24.00 mi15:37:364:21:2910:5411:01
11:01
-0:23
40K
24.85 mi15:47:034:30:5610:549:27
11:03
+0:02
25.2M
25.20 mi15:50:574:34:5010:543:54
11:19
+0:16
Finish
26.22 mi16:00:174:44:1010:519:20
9:10
-2:09

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

9:10 /mi

Average Pace

10:51 /mi

Slowest Pace

12:28 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:20:06

28% of race

Time at Steady Pace

3:11:36

67% of race

Time at Slower Pace

12:28

4% of race

Average Pace: 10:50 /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 mi11:49:3633:2910:4733:29
10:47
#25332
10K
6.21 mi12:21:311:05:2410:3231:55
10:16
#24754
15K
9.32 mi12:53:151:37:0810:2531:44
10:13
#24483
20K
12.43 mi13:26:572:10:5010:3233:42
10:51
#24471
Half
13.11 mi13:34:042:17:5710:317:07
10:26
#24442
25K
15.53 mi14:00:542:44:4710:3626:50
11:04
#24370
30K
18.64 mi14:36:093:20:0210:4435:15
11:21
#24229
20M
20.00 mi14:51:273:35:2010:4615:18
11:16
#24148
21M
21.00 mi15:03:553:47:4810:5112:28
12:28
#24112
35K
21.75 mi15:12:183:56:1110:528:23
11:12
#24110
23M
23.00 mi15:26:354:10:2810:5314:17
11:24
#24044
24M
24.00 mi15:37:364:21:2910:5411:01
11:01
#24015
40K
24.85 mi15:47:034:30:5610:549:27
11:03
#23963
25.2M
25.20 mi15:50:574:34:5010:543:54
11:19
#23930
Finish
26.22 mi16:00:174:44:1010:519:20
9:10
#23823
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi25332106301063023912(Top 90%)9849(Top 86%)9849(Top 202%)
10K6.21 mi3.10 mi24754+57810297+33310297+33324255(Top 91%)10029(Top 88%)10029(Top 205%)
15K9.32 mi3.11 mi24483+27110153+14410153+14423912(Top 90%)9849(Top 86%)9849(Top 202%)
20K12.43 mi3.11 mi24471+1210157-410157-424388(Top 92%)10142(Top 89%)10142(Top 208%)
Half13.11 mi0.68 mi24442+2910143+1410143+1424089(Top 90%)9961(Top 87%)9961(Top 204%)
25K15.53 mi2.42 mi24370+7210112+3110112+3124085(Top 90%)9997(Top 88%)9997(Top 205%)
30K18.64 mi3.11 mi24229+14110062+5010062+5023646(Top 89%)9804(Top 86%)9804(Top 201%)
20M20.00 mi1.36 mi24148+8110020+4210020+4223121(Top 87%)9583(Top 84%)9583(Top 196%)
21M21.00 mi1.00 mi24112+3610010+1010010+1023420(Top 88%)9771(Top 86%)9771(Top 200%)
35K21.75 mi0.75 mi24110+210012-210012-223667(Top 89%)9973(Top 87%)9973(Top 204%)
23M23.00 mi1.25 mi24044+669984+289984+2823093(Top 87%)9638(Top 84%)9638(Top 197%)
24M24.00 mi1.00 mi24015+299974+109974+1023091(Top 87%)9679(Top 85%)9679(Top 198%)
40K24.85 mi0.85 mi23963+529954+209954+2022473(Top 84%)9388(Top 82%)9388(Top 192%)
25.2M25.20 mi0.35 mi23930+339937+179937+1721186(Top 80%)8708(Top 76%)8708(Top 178%)
Finish26.22 mi1.02 mi23823+1079879+589879+5818770(Top 71%)7326(Top 64%)7326(Top 150%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 90%
×21story building
+97ft-345ft

Overall

23912

Females

9849

F18-39

9849

5K→10K

3.1 - 6.2 mi

Top 91%
×5story building
+79ft-138ft

Overall

24255

Females

10029

F18-39

10029

10K→15K

6.2 - 9.3 mi

Top 90%
×3story building
+67ft-78ft

Overall

23912

Females

9849

F18-39

9849

15K→20K

9.3 - 12.4 mi

Top 92%
×5story building
+106ft-86ft

Overall

24388

Females

10142

F18-39

10142

20K→Half

12.4 - 13.1 mi

Top 90%
×2story building
+19ft-37ft

Overall

24089

Females

9961

F18-39

9961

Half→25K

13.1 - 15.5 mi

Top 90%
×4story building
+66ft-88ft

Overall

24085

Females

9997

F18-39

9997

25K→30K

15.5 - 18.6 mi

Top 89%
×9story building
+181ft-148ft

Overall

23646

Females

9804

F18-39

9804

30K→20M

18.6 - 20.0 mi

Top 87%
×5story building
+64ft-50ft

Overall

23121

Females

9583

F18-39

9583

20M→21M

20.0 - 21.0 mi

Top 88%
×8story building
+106ft-24ft

Overall

23420

Females

9771

F18-39

9771

21M→35K

21.0 - 21.8 mi

Top 89%
×7story building
+17ft-86ft

Overall

23667

Females

9973

F18-39

9973

35K→23M

21.8 - 23.0 mi

Top 87%
×5story building
+23ft-63ft

Overall

23093

Females

9638

F18-39

9638

23M→24M

23.0 - 24.0 mi

Top 87%
×6story building
+12ft-82ft

Overall

23091

Females

9679

F18-39

9679

24M→40K

24.0 - 24.9 mi

Top 84%
×1story
+6ft-20ft

Overall

22473

Females

9388

F18-39

9388

40K→25.2M

24.9 - 25.2 mi

Top 80%
×1story
+13ft-16ft

Overall

21186

Females

8708

F18-39

8708

25.2M→Finish

25.2 - 26.2 mi

Top 71%
×2story building
+22ft-21ft

Overall

18770

Females

7326

F18-39

7326

Passing Analysis

Category:
Athletes Passed
1842
Passed By
333
Net Change
+1509
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#25332
5K → 10K60527+578#25332#24754
10K → 15K29221+271#24754#24483
15K → 20K10290+12#24483#24471
20K → Half389+29#24471#24442
Half → 25K11240+72#24442#24370
25K → 30K19554+141#24370#24229
30K → 20M10221+81#24229#24148
20M → 21M5620+36#24148#24112
21M → 35K2119+2#24112#24110
35K → 23M7610+66#24110#24044
23M → 24M389+29#24044#24015
24M → 40K597+52#24015#23963
40K → 25.2M363+33#23963#23930
25.2M → Finish1103+107#23930#23823
TOTALS1842333+1509
📊

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