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BOSTON MARATHON 2023

Shannon Warburg

Bib: 15734•F

WA

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Masters (Masters Women)
#0 / 6539
Top 44%
Division (F50-54)
#0 / 1207
Top 38%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
24:01
Rank: #11751
Start → 5K
24:01 | 7:44/mi
10K· 6.21 mi
49:20
Rank: #13913 (-2162)
5K → 10K
25:19 | 8:09/mi
15K· 9.32 mi
1:15:01
Rank: #14740 (-827)
10K → 15K
25:41 | 8:16/mi
20K· 12.43 mi
1:41:39
Rank: #15438 (-698)
15K → 20K
26:38 | 8:34/mi
Half· 13.11 mi
1:47:26
Rank: #15548 (-110)
20K → Half
5:47 | 8:29/mi
25K· 15.53 mi
2:08:20
Rank: #15758 (-210)
Half → 25K
20:54 | 8:37/mi
30K· 18.64 mi
2:36:48
Rank: #16225 (-467)
25K → 30K
28:28 | 9:10/mi
20M
2:49:31
Rank: #16382 (-157)
30K → 20M
12:43 | 9:21/mi
21M
2:59:44
Rank: #16545 (-163)
20M → 21M
10:13 | 10:13/mi
35K· 21.75 mi
3:06:18
Rank: #16563 (-18)
21M → 35K
6:34 | 8:47/mi
23M
3:17:57
Rank: #16619 (-56)
35K → 23M
11:39 | 9:18/mi
24M
3:27:16
Rank: #16722 (-103)
23M → 24M
9:19 | 9:19/mi
40K· 24.85 mi
3:35:27
Rank: #16810 (-88)
24M → 40K
8:11 | 9:34/mi
25.2M
3:39:01
Rank: #16855 (-45)
40K → 25.2M
3:34 | 10:21/mi
Finish· 26.22 mi
3:48:23
Rank: #16953 (-98)
25.2M → Finish
9:22 | 9:11/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:47:26
Pace8:12 /mi
2nd Half
Distance13.11 mi
Time2:00:57
Pace9:14 /mi
📊Positive Split: 12.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:02:5524:017:4424:01
7:44
-
10K
6.21 mi11:28:1449:207:5625:19
8:09
+0:25
15K
9.32 mi11:53:551:15:018:0325:41
8:16
+0:07
20K
12.43 mi12:20:331:41:398:1126:38
8:34
+0:18
Half
13.11 mi12:26:201:47:268:125:47
8:29
-0:05
25K
15.53 mi12:47:142:08:208:1620:54
8:37
+0:08
30K
18.64 mi13:15:422:36:488:2528:28
9:10
+0:33
20M
20.00 mi13:28:252:49:318:2912:43
9:21
+0:11
21M
21.00 mi13:38:382:59:448:3410:13
10:13
+0:52
35K
21.75 mi13:45:123:06:188:346:34
8:47
-1:26
23M
23.00 mi13:56:513:17:578:3611:39
9:18
+0:31
24M
24.00 mi14:06:103:27:168:389:19
9:19
+0:01
40K
24.85 mi14:14:213:35:278:408:11
9:34
+0:15
25.2M
25.20 mi14:17:553:39:018:413:34
10:21
+0:47
Finish
26.22 mi14:27:173:48:238:439:22
9:11
-1:10

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

7:44 /mi

Average Pace

8:43 /mi

Slowest Pace

10:21 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:14:54

59% of race

Time at Steady Pace

1:11:31

31% of race

Time at Slower Pace

21:58

10% of race

Average Pace: 8:43 /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 mi11:02:5524:017:4424:01
7:44
#11751
10K
6.21 mi11:28:1449:207:5625:19
8:09
#13913
15K
9.32 mi11:53:551:15:018:0325:41
8:16
#14740
20K
12.43 mi12:20:331:41:398:1126:38
8:34
#15438
Half
13.11 mi12:26:201:47:268:125:47
8:29
#15548
25K
15.53 mi12:47:142:08:208:1620:54
8:37
#15758
30K
18.64 mi13:15:422:36:488:2528:28
9:10
#16225
20M
20.00 mi13:28:252:49:318:2912:43
9:21
#16382
21M
21.00 mi13:38:382:59:448:3410:13
10:13
#16545
35K
21.75 mi13:45:123:06:188:346:34
8:47
#16563
23M
23.00 mi13:56:513:17:578:3611:39
9:18
#16619
24M
24.00 mi14:06:103:27:168:389:19
9:19
#16722
40K
24.85 mi14:14:213:35:278:408:11
9:34
#16810
25.2M
25.20 mi14:17:553:39:018:413:34
10:21
#16855
Finish
26.22 mi14:27:173:48:238:439:22
9:11
#16953
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi117512725272516339(Top 61%)5503(Top 48%)5503(Top 456%)
10K6.21 mi3.10 mi13913-21623990-12653990-126515912(Top 60%)5221(Top 46%)5221(Top 433%)
15K9.32 mi3.11 mi14740-8274502-5124502-51216339(Top 61%)5503(Top 48%)5503(Top 456%)
20K12.43 mi3.11 mi15438-6984955-4534955-45317314(Top 65%)6114(Top 54%)6114(Top 507%)
Half13.11 mi0.68 mi15548-1105027-725027-7217614(Top 66%)6251(Top 55%)6251(Top 518%)
25K15.53 mi2.42 mi15758-2105184-1575184-15716932(Top 64%)5972(Top 52%)5972(Top 495%)
30K18.64 mi3.11 mi16225-4675517-3335517-33317994(Top 68%)6645(Top 58%)6645(Top 551%)
20M20.00 mi1.36 mi16382-1575634-1175634-11718271(Top 69%)6888(Top 60%)6888(Top 571%)
21M21.00 mi1.00 mi16545-1635734-1005734-10018769(Top 71%)7201(Top 63%)7201(Top 597%)
35K21.75 mi0.75 mi16563-185753-195753-1916855(Top 63%)6199(Top 54%)6199(Top 514%)
23M23.00 mi1.25 mi16619-565802-495802-4917543(Top 66%)6597(Top 58%)6597(Top 547%)
24M24.00 mi1.00 mi16722-1035877-755877-7518529(Top 70%)7180(Top 63%)7180(Top 595%)
40K24.85 mi0.85 mi16810-885951-745951-7418581(Top 70%)7261(Top 64%)7261(Top 602%)
25.2M25.20 mi0.35 mi16855-455983-325983-3218622(Top 70%)7284(Top 64%)7284(Top 603%)
Finish26.22 mi1.02 mi16953-986055-726055-7218876(Top 71%)7369(Top 65%)7369(Top 611%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 61%
×21stories
+97ft-345ft

Overall

16339

Females

5503

F50-54

5503

5K→10K

3.1 - 6.2 mi

Top 60%
×5stories
+79ft-138ft

Overall

15912

Females

5221

F50-54

5221

10K→15K

6.2 - 9.3 mi

Top 61%
×3stories
+67ft-78ft

Overall

16339

Females

5503

F50-54

5503

15K→20K

9.3 - 12.4 mi

Top 65%
×5stories
+106ft-86ft

Overall

17314

Females

6114

F50-54

6114

20K→Half

12.4 - 13.1 mi

Top 66%
×2stories
+19ft-37ft

Overall

17614

Females

6251

F50-54

6251

Half→25K

13.1 - 15.5 mi

Top 64%
×4stories
+66ft-88ft

Overall

16932

Females

5972

F50-54

5972

25K→30K

15.5 - 18.6 mi

Top 68%
×9stories
+181ft-148ft

Overall

17994

Females

6645

F50-54

6645

30K→20M

18.6 - 20.0 mi

Top 69%
×5stories
+64ft-50ft

Overall

18271

Females

6888

F50-54

6888

20M→21M

20.0 - 21.0 mi

Top 71%
×8stories
+106ft-24ft

Overall

18769

Females

7201

F50-54

7201

21M→35K

21.0 - 21.8 mi

Top 63%
×7stories
+17ft-86ft

Overall

16855

Females

6199

F50-54

6199

35K→23M

21.8 - 23.0 mi

Top 66%
×5stories
+23ft-63ft

Overall

17543

Females

6597

F50-54

6597

23M→24M

23.0 - 24.0 mi

Top 70%
×6stories
+12ft-82ft

Overall

18529

Females

7180

F50-54

7180

24M→40K

24.0 - 24.9 mi

Top 70%
×1story
+6ft-20ft

Overall

18581

Females

7261

F50-54

7261

40K→25.2M

24.9 - 25.2 mi

Top 70%
×1story
+13ft-16ft

Overall

18622

Females

7284

F50-54

7284

25.2M→Finish

25.2 - 26.2 mi

Top 71%
×2stories
+22ft-21ft

Overall

18876

Females

7369

F50-54

7369

Passing Analysis

Category:
Athletes Passed
584
Passed By
5786
Net Change
-5202
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#11751
5K → 10K132175-2162#11751#13913
10K → 15K38865-827#13913#14740
15K → 20K40738-698#14740#15438
20K → Half9119-110#15438#15548
Half → 25K88298-210#15548#15758
25K → 30K84551-467#15758#16225
30K → 20M41198-157#16225#16382
20M → 21M42205-163#16382#16545
21M → 35K3856-18#16545#16563
35K → 23M62118-56#16563#16619
23M → 24M42145-103#16619#16722
24M → 40K35123-88#16722#16810
40K → 25.2M1459-45#16810#16855
25.2M → Finish38136-98#16855#16953
TOTALS5845786-5202
📊

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