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BOSTON MARATHON 2023

Suzanne Barker

Bib: 21809•F

NH

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

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
26:31
Rank: #17808
Start → 5K
26:31 | 8:32/mi
10K· 6.21 mi
53:06
Rank: #18174 (-366)
5K → 10K
26:35 | 8:33/mi
15K· 9.32 mi
1:19:51
Rank: #18281 (-107)
10K → 15K
26:45 | 8:37/mi
20K· 12.43 mi
1:47:21
Rank: #18446 (-165)
15K → 20K
27:30 | 8:51/mi
Half· 13.11 mi
1:53:10
Rank: #18400 (+46)
20K → Half
5:49 | 8:32/mi
25K· 15.53 mi
2:14:42
Rank: #18406 (-6)
Half → 25K
21:32 | 8:53/mi
30K· 18.64 mi
2:43:16
Rank: #18325 (+81)
25K → 30K
28:34 | 9:12/mi
20M
2:55:46
Rank: #18269 (+56)
30K → 20M
12:30 | 9:12/mi
21M
3:05:49
Rank: #18270 (-1)
20M → 21M
10:03 | 10:03/mi
35K· 21.75 mi
3:12:51
Rank: #18323 (-53)
21M → 35K
7:02 | 9:24/mi
23M
3:25:00
Rank: #18377 (-54)
35K → 23M
12:09 | 9:42/mi
24M
3:34:20
Rank: #18407 (-30)
23M → 24M
9:20 | 9:20/mi
40K· 24.85 mi
3:42:19
Rank: #18373 (+34)
24M → 40K
7:59 | 9:20/mi
25.2M
3:45:38
Rank: #18339 (+34)
40K → 25.2M
3:19 | 9:37/mi
Finish· 26.22 mi
3:54:26
Rank: #18258 (+81)
25.2M → Finish
8:48 | 8:38/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:53:10
Pace8:38 /mi
2nd Half
Distance13.11 mi
Time2:01:16
Pace9:15 /mi
📊Positive Split: 7.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:24:0326:318:3226:31
8:32
-
10K
6.21 mi11:50:3853:068:3326:35
8:33
+0:01
15K
9.32 mi12:17:231:19:518:3426:45
8:37
+0:04
20K
12.43 mi12:44:531:47:218:3827:30
8:51
+0:14
Half
13.11 mi12:50:421:53:108:385:49
8:32
-0:19
25K
15.53 mi13:12:142:14:428:4021:32
8:53
+0:21
30K
18.64 mi13:40:482:43:168:4628:34
9:12
+0:19
20M
20.00 mi13:53:182:55:468:4712:30
9:12
0:00
21M
21.00 mi14:03:213:05:498:5110:03
10:03
+0:51
35K
21.75 mi14:10:233:12:518:527:02
9:24
-0:39
23M
23.00 mi14:22:323:25:008:5512:09
9:42
+0:18
24M
24.00 mi14:31:523:34:208:569:20
9:20
-0:22
40K
24.85 mi14:39:513:42:198:577:59
9:20
0:00
25.2M
25.20 mi14:43:103:45:388:573:19
9:37
+0:17
Finish
26.22 mi14:51:583:54:268:578:48
8:38
-0:59

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

8:32 /mi

Average Pace

8:57 /mi

Slowest Pace

10:03 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:21:53

86% of race

Time at Steady Pace

32:33

14% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:56 /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 mi11:24:0326:318:3226:31
8:32
#17808
10K
6.21 mi11:50:3853:068:3326:35
8:33
#18174
15K
9.32 mi12:17:231:19:518:3426:45
8:37
#18281
20K
12.43 mi12:44:531:47:218:3827:30
8:51
#18446
Half
13.11 mi12:50:421:53:108:385:49
8:32
#18400
25K
15.53 mi13:12:142:14:428:4021:32
8:53
#18406
30K
18.64 mi13:40:482:43:168:4628:34
9:12
#18325
20M
20.00 mi13:53:182:55:468:4712:30
9:12
#18269
21M
21.00 mi14:03:213:05:498:5110:03
10:03
#18270
35K
21.75 mi14:10:233:12:518:527:02
9:24
#18323
23M
23.00 mi14:22:323:25:008:5512:09
9:42
#18377
24M
24.00 mi14:31:523:34:208:569:20
9:20
#18407
40K
24.85 mi14:39:513:42:198:577:59
9:20
#18373
25.2M
25.20 mi14:43:103:45:388:573:19
9:37
#18339
Finish
26.22 mi14:51:583:54:268:578:48
8:38
#18258
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi178086430643018529(Top 70%)6822(Top 60%)6822(Top 565%)
10K6.21 mi3.10 mi18174-3666631-2016631-20118613(Top 70%)6842(Top 60%)6842(Top 567%)
15K9.32 mi3.11 mi18281-1076681-506681-5018529(Top 70%)6822(Top 60%)6822(Top 565%)
20K12.43 mi3.11 mi18446-1656776-956776-9518959(Top 71%)7066(Top 62%)7066(Top 585%)
Half13.11 mi0.68 mi18400+466745+316745+3117901(Top 67%)6430(Top 56%)6430(Top 533%)
25K15.53 mi2.42 mi18406-66770-256770-2518371(Top 69%)6766(Top 59%)6766(Top 561%)
30K18.64 mi3.11 mi18325+816757+136757+1318152(Top 68%)6737(Top 59%)6737(Top 558%)
20M20.00 mi1.36 mi18269+566742+156742+1517566(Top 66%)6494(Top 57%)6494(Top 538%)
21M21.00 mi1.00 mi18270-16762-206762-2018215(Top 68%)6880(Top 60%)6880(Top 570%)
35K21.75 mi0.75 mi18323-536791-296791-2919555(Top 73%)7680(Top 67%)7680(Top 636%)
23M23.00 mi1.25 mi18377-546835-446835-4419095(Top 72%)7457(Top 65%)7457(Top 618%)
24M24.00 mi1.00 mi18407-306858-236858-2318609(Top 70%)7226(Top 63%)7226(Top 599%)
40K24.85 mi0.85 mi18373+346852+66852+617711(Top 67%)6797(Top 60%)6797(Top 563%)
25.2M25.20 mi0.35 mi18339+346838+146838+1415828(Top 59%)5784(Top 51%)5784(Top 479%)
Finish26.22 mi1.02 mi18258+816799+396799+3916202(Top 61%)5944(Top 52%)5944(Top 492%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 70%
×21stories
+97ft-345ft

Overall

18529

Females

6822

F50-54

6822

5K→10K

3.1 - 6.2 mi

Top 70%
×5stories
+79ft-138ft

Overall

18613

Females

6842

F50-54

6842

10K→15K

6.2 - 9.3 mi

Top 70%
×3stories
+67ft-78ft

Overall

18529

Females

6822

F50-54

6822

15K→20K

9.3 - 12.4 mi

Top 71%
×5stories
+106ft-86ft

Overall

18959

Females

7066

F50-54

7066

20K→Half

12.4 - 13.1 mi

Top 67%
×2stories
+19ft-37ft

Overall

17901

Females

6430

F50-54

6430

Half→25K

13.1 - 15.5 mi

Top 69%
×4stories
+66ft-88ft

Overall

18371

Females

6766

F50-54

6766

25K→30K

15.5 - 18.6 mi

Top 68%
×9stories
+181ft-148ft

Overall

18152

Females

6737

F50-54

6737

30K→20M

18.6 - 20.0 mi

Top 66%
×5stories
+64ft-50ft

Overall

17566

Females

6494

F50-54

6494

20M→21M

20.0 - 21.0 mi

Top 68%
×8stories
+106ft-24ft

Overall

18215

Females

6880

F50-54

6880

21M→35K

21.0 - 21.8 mi

Top 73%
×7stories
+17ft-86ft

Overall

19555

Females

7680

F50-54

7680

35K→23M

21.8 - 23.0 mi

Top 72%
×5stories
+23ft-63ft

Overall

19095

Females

7457

F50-54

7457

23M→24M

23.0 - 24.0 mi

Top 70%
×6stories
+12ft-82ft

Overall

18609

Females

7226

F50-54

7226

24M→40K

24.0 - 24.9 mi

Top 67%
×1story
+6ft-20ft

Overall

17711

Females

6797

F50-54

6797

40K→25.2M

24.9 - 25.2 mi

Top 59%
×1story
+13ft-16ft

Overall

15828

Females

5784

F50-54

5784

25.2M→Finish

25.2 - 26.2 mi

Top 61%
×2stories
+22ft-21ft

Overall

16202

Females

5944

F50-54

5944

Passing Analysis

Category:
Athletes Passed
1377
Passed By
1827
Net Change
-450
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#17808
5K → 10K163529-366#17808#18174
10K → 15K152259-107#18174#18281
15K → 20K108273-165#18281#18446
20K → Half6418+46#18446#18400
Half → 25K124130-6#18400#18406
25K → 30K214133+81#18406#18325
30K → 20M11761+56#18325#18269
20M → 21M9293-1#18269#18270
21M → 35K3083-53#18270#18323
35K → 23M62116-54#18323#18377
23M → 24M4474-30#18377#18407
24M → 40K6329+34#18407#18373
40K → 25.2M417+34#18373#18339
25.2M → Finish10322+81#18339#18258
TOTALS13771827-450
📊

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