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BOSTON MARATHON 2023

Laura Barnes

Bib: 12733•F

PA

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 18%
Gender (Female)
#0 / 11423
Top 3%
Division (F18-39)
#0 / 4884
Top 6%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:15
Rank: #5075
Start → 5K
21:15 | 6:50/mi
10K· 6.21 mi
41:54
Rank: #4420 (+655)
5K → 10K
20:39 | 6:39/mi
15K· 9.32 mi
1:02:26
Rank: #4010 (+410)
10K → 15K
20:32 | 6:37/mi
20K· 12.43 mi
1:23:07
Rank: #3756 (+254)
15K → 20K
20:41 | 6:39/mi
Half· 13.11 mi
1:27:36
Rank: #3723 (+33)
20K → Half
4:29 | 6:34/mi
25K· 15.53 mi
1:44:40
Rank: #4122 (-399)
Half → 25K
17:04 | 7:02/mi
30K· 18.64 mi
2:07:10
Rank: #4510 (-388)
25K → 30K
22:30 | 7:15/mi
20M
2:16:43
Rank: #4475 (+35)
30K → 20M
9:33 | 7:02/mi
21M
2:24:27
Rank: #4571 (-96)
20M → 21M
7:44 | 7:44/mi
35K· 21.75 mi
2:31:00
Rank: #5037 (-466)
21M → 35K
6:33 | 8:45/mi
23M
2:39:48
Rank: #4906 (+131)
35K → 23M
8:48 | 7:02/mi
24M
2:46:50
Rank: #4869 (+37)
23M → 24M
7:02 | 7:02/mi
40K· 24.85 mi
2:52:45
Rank: #4774 (+95)
24M → 40K
5:55 | 6:55/mi
25.2M
2:55:19
Rank: #4743 (+31)
40K → 25.2M
2:34 | 7:27/mi
Finish· 26.22 mi
3:02:17
Rank: #4681 (+62)
25.2M → Finish
6:58 | 6:50/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:27:36
Pace6:41 /mi
2nd Half
Distance13.11 mi
Time1:34:41
Pace7:13 /mi
📊Positive Split: 8.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:48:5321:156:5021:15
6:50
-
10K
6.21 mi11:09:3241:546:4520:39
6:39
-0:11
15K
9.32 mi11:30:041:02:266:4220:32
6:37
-0:02
20K
12.43 mi11:50:451:23:076:4120:41
6:39
+0:02
Half
13.11 mi11:55:141:27:366:414:29
6:34
-0:05
25K
15.53 mi12:12:181:44:406:4417:04
7:02
+0:28
30K
18.64 mi12:34:482:07:106:4922:30
7:15
+0:13
20M
20.00 mi12:44:212:16:436:509:33
7:02
-0:13
21M
21.00 mi12:52:052:24:276:537:44
7:44
+0:42
35K
21.75 mi12:58:382:31:006:576:33
8:45
+1:01
23M
23.00 mi13:07:262:39:486:578:48
7:02
-1:43
24M
24.00 mi13:14:282:46:506:577:02
7:02
0:00
40K
24.85 mi13:20:232:52:456:575:55
6:55
-0:07
25.2M
25.20 mi13:22:572:55:196:572:34
7:27
+0:32
Finish
26.22 mi13:29:553:02:176:576:58
6:50
-0:37

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

6:34 /mi

Average Pace

6:57 /mi

Slowest Pace

8:45 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:06:21

36% of race

Time at Steady Pace

1:39:05

54% of race

Time at Slower Pace

16:51

9% of race

Average Pace: 6:57 /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 mi10:48:5321:156:5021:15
6:50
#5075
10K
6.21 mi11:09:3241:546:4520:39
6:39
#4420
15K
9.32 mi11:30:041:02:266:4220:32
6:37
#4010
20K
12.43 mi11:50:451:23:076:4120:41
6:39
#3756
Half
13.11 mi11:55:141:27:366:414:29
6:34
#3723
25K
15.53 mi12:12:181:44:406:4417:04
7:02
#4122
30K
18.64 mi12:34:482:07:106:4922:30
7:15
#4510
20M
20.00 mi12:44:212:16:436:509:33
7:02
#4475
21M
21.00 mi12:52:052:24:276:537:44
7:44
#4571
35K
21.75 mi12:58:382:31:006:576:33
8:45
#5037
23M
23.00 mi13:07:262:39:486:578:48
7:02
#4906
24M
24.00 mi13:14:282:46:506:577:02
7:02
#4869
40K
24.85 mi13:20:232:52:456:575:55
6:55
#4774
25.2M
25.20 mi13:22:572:55:196:572:34
7:27
#4743
Finish
26.22 mi13:29:553:02:176:576:58
6:50
#4681
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi50753633633379(Top 13%)171(Top 1%)171(Top 4%)
10K6.21 mi3.10 mi4420+655277+86277+863877(Top 15%)220(Top 2%)220(Top 5%)
15K9.32 mi3.11 mi4010+410233+44233+443379(Top 13%)171(Top 1%)171(Top 4%)
20K12.43 mi3.11 mi3756+254204+29204+293250(Top 12%)164(Top 1%)164(Top 3%)
Half13.11 mi0.68 mi3723+33200+4200+43311(Top 12%)163(Top 1%)163(Top 3%)
25K15.53 mi2.42 mi4122-399250-50250-505800(Top 22%)494(Top 4%)494(Top 10%)
30K18.64 mi3.11 mi4510-388294-44294-445729(Top 22%)555(Top 5%)555(Top 11%)
20M20.00 mi1.36 mi4475+35295-1295-14228(Top 16%)322(Top 3%)322(Top 7%)
21M21.00 mi1.00 mi4571-96306-11306-115827(Top 22%)747(Top 7%)747(Top 15%)
35K21.75 mi0.75 mi5037-466378-72378-7216707(Top 63%)6095(Top 53%)6095(Top 125%)
23M23.00 mi1.25 mi4906+131360+18360+183953(Top 15%)317(Top 3%)317(Top 6%)
24M24.00 mi1.00 mi4869+37359+1359+14803(Top 18%)527(Top 5%)527(Top 11%)
40K24.85 mi0.85 mi4774+95348+11348+113471(Top 13%)306(Top 3%)306(Top 6%)
25.2M25.20 mi0.35 mi4743+31349-1349-13703(Top 14%)381(Top 3%)381(Top 8%)
Finish26.22 mi1.02 mi4681+623493494300(Top 16%)525(Top 5%)525(Top 11%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 13%
×21stories
+97ft-345ft

Overall

3379

Females

171

F18-39

171

5K→10K

3.1 - 6.2 mi

Top 15%
×5stories
+79ft-138ft

Overall

3877

Females

220

F18-39

220

10K→15K

6.2 - 9.3 mi

Top 13%
×3stories
+67ft-78ft

Overall

3379

Females

171

F18-39

171

15K→20K

9.3 - 12.4 mi

Top 12%
×5stories
+106ft-86ft

Overall

3250

Females

164

F18-39

164

20K→Half

12.4 - 13.1 mi

Top 12%
×2stories
+19ft-37ft

Overall

3311

Females

163

F18-39

163

Half→25K

13.1 - 15.5 mi

Top 22%
×4stories
+66ft-88ft

Overall

5800

Females

494

F18-39

494

25K→30K

15.5 - 18.6 mi

Top 22%
×9stories
+181ft-148ft

Overall

5729

Females

555

F18-39

555

30K→20M

18.6 - 20.0 mi

Top 16%
×5stories
+64ft-50ft

Overall

4228

Females

322

F18-39

322

20M→21M

20.0 - 21.0 mi

Top 22%
×8stories
+106ft-24ft

Overall

5827

Females

747

F18-39

747

21M→35K

21.0 - 21.8 mi

Top 63%
×7stories
+17ft-86ft

Overall

16707

Females

6095

F18-39

6095

35K→23M

21.8 - 23.0 mi

Top 15%
×5stories
+23ft-63ft

Overall

3953

Females

317

F18-39

317

23M→24M

23.0 - 24.0 mi

Top 18%
×6stories
+12ft-82ft

Overall

4803

Females

527

F18-39

527

24M→40K

24.0 - 24.9 mi

Top 13%
×1story
+6ft-20ft

Overall

3471

Females

306

F18-39

306

40K→25.2M

24.9 - 25.2 mi

Top 14%
×1story
+13ft-16ft

Overall

3703

Females

381

F18-39

381

25.2M→Finish

25.2 - 26.2 mi

Top 16%
×2stories
+22ft-21ft

Overall

4300

Females

525

F18-39

525

Passing Analysis

Category:
Athletes Passed
2021
Passed By
1627
Net Change
+394
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#5075
5K → 10K68227+655#5075#4420
10K → 15K42313+410#4420#4010
15K → 20K27016+254#4010#3756
20K → Half396+33#3756#3723
Half → 25K17416-399#3723#4122
25K → 30K39427-388#4122#4510
30K → 20M8045+35#4510#4475
20M → 21M37133-96#4475#4571
21M → 35K3469-466#4571#5037
35K → 23M14312+131#5037#4906
23M → 24M6629+37#4906#4869
24M → 40K994+95#4869#4774
40K → 25.2M376+31#4774#4743
25.2M → Finish8624+62#4743#4681
TOTALS20211627+394
📊

Passing Visuals

Category:
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🔥Passing Intensity

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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