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BOSTON MARATHON 2023

Gwen Stark

Bib: 23600•F

NJ

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Masters (Masters Women)
#0 / 6539
Top 46%
Division (F55-59)
#0 / 815
Top 22%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
27:47
Rank: #20185
Start → 5K
27:47 | 8:57/mi
10K· 6.21 mi
54:39
Rank: #19649 (+536)
5K → 10K
26:52 | 8:39/mi
15K· 9.32 mi
1:20:58
Rank: #18971 (+678)
10K → 15K
26:19 | 8:28/mi
20K· 12.43 mi
1:47:32
Rank: #18522 (+449)
15K → 20K
26:34 | 8:33/mi
Half· 13.11 mi
1:53:15
Rank: #18441 (+81)
20K → Half
5:43 | 8:23/mi
25K· 15.53 mi
2:14:11
Rank: #18189 (+252)
Half → 25K
20:56 | 8:38/mi
30K· 18.64 mi
2:41:20
Rank: #17684 (+505)
25K → 30K
27:09 | 8:44/mi
20M
2:53:08
Rank: #17458 (+226)
30K → 20M
11:48 | 8:41/mi
21M
3:02:32
Rank: #17328 (+130)
20M → 21M
9:24 | 9:24/mi
35K· 21.75 mi
3:09:18
Rank: #17364 (-36)
21M → 35K
6:46 | 9:03/mi
23M
3:21:51
Rank: #17622 (-258)
35K → 23M
12:33 | 10:01/mi
24M
3:30:20
Rank: #17477 (+145)
23M → 24M
8:29 | 8:29/mi
40K· 24.85 mi
3:37:44
Rank: #17357 (+120)
24M → 40K
7:24 | 8:39/mi
25.2M
3:40:59
Rank: #17310 (+47)
40K → 25.2M
3:15 | 9:25/mi
Finish· 26.22 mi
3:49:38
Rank: #17270 (+40)
25.2M → Finish
8:39 | 8:29/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:53:15
Pace8:38 /mi
2nd Half
Distance13.11 mi
Time1:56:23
Pace8:53 /mi
📊Positive Split: 2.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:43:2127:478:5727:47
8:57
-
10K
6.21 mi12:10:1354:398:4826:52
8:39
-0:18
15K
9.32 mi12:36:321:20:588:4126:19
8:28
-0:11
20K
12.43 mi13:03:061:47:328:3926:34
8:33
+0:05
Half
13.11 mi13:08:491:53:158:385:43
8:23
-0:10
25K
15.53 mi13:29:452:14:118:3820:56
8:38
+0:15
30K
18.64 mi13:56:542:41:208:3927:09
8:44
+0:06
20M
20.00 mi14:08:422:53:088:3911:48
8:41
-0:03
21M
21.00 mi14:18:063:02:328:429:24
9:24
+0:43
35K
21.75 mi14:24:523:09:188:426:46
9:03
-0:21
23M
23.00 mi14:37:253:21:518:4712:33
10:01
+0:58
24M
24.00 mi14:45:543:30:208:468:29
8:29
-1:32
40K
24.85 mi14:53:183:37:448:467:24
8:39
+0:10
25.2M
25.20 mi14:56:333:40:598:463:15
9:25
+0:46
Finish
26.22 mi15:05:123:49:388:468:39
8:29
-0:56

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

8:23 /mi

Average Pace

8:46 /mi

Slowest Pace

10:01 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:24:26

89% of race

Time at Steady Pace

12:39

6% of race

Time at Slower Pace

12:33

5% of race

Average Pace: 8:45 /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 mi11:43:2127:478:5727:47
8:57
#20185
10K
6.21 mi12:10:1354:398:4826:52
8:39
#19649
15K
9.32 mi12:36:321:20:588:4126:19
8:28
#18971
20K
12.43 mi13:03:061:47:328:3926:34
8:33
#18522
Half
13.11 mi13:08:491:53:158:385:43
8:23
#18441
25K
15.53 mi13:29:452:14:118:3820:56
8:38
#18189
30K
18.64 mi13:56:542:41:208:3927:09
8:44
#17684
20M
20.00 mi14:08:422:53:088:3911:48
8:41
#17458
21M
21.00 mi14:18:063:02:328:429:24
9:24
#17328
35K
21.75 mi14:24:523:09:188:426:46
9:03
#17364
23M
23.00 mi14:37:253:21:518:4712:33
10:01
#17622
24M
24.00 mi14:45:543:30:208:468:29
8:29
#17477
40K
24.85 mi14:53:183:37:448:467:24
8:39
#17357
25.2M
25.20 mi14:56:333:40:598:463:15
9:25
#17310
Finish
26.22 mi15:05:123:49:388:468:39
8:29
#17270
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF55-59Seg. OverallSeg. FemalesSeg. F55-59
5K3.11 mi3.11 mi201857927792717614(Top 66%)6280(Top 55%)6280(Top 771%)
10K6.21 mi3.10 mi19649+5367561+3667561+36619120(Top 72%)7153(Top 63%)7153(Top 878%)
15K9.32 mi3.11 mi18971+6787115+4467115+44617614(Top 66%)6280(Top 55%)6280(Top 771%)
20K12.43 mi3.11 mi18522+4496815+3006815+30017191(Top 65%)6045(Top 53%)6045(Top 742%)
Half13.11 mi0.68 mi18441+816769+466769+4617059(Top 64%)5938(Top 52%)5938(Top 729%)
25K15.53 mi2.42 mi18189+2526645+1246645+12417020(Top 64%)6020(Top 53%)6020(Top 739%)
30K18.64 mi3.11 mi17684+5056368+2776368+27715732(Top 59%)5347(Top 47%)5347(Top 656%)
20M20.00 mi1.36 mi17458+2266249+1196249+11914787(Top 56%)4887(Top 43%)4887(Top 600%)
21M21.00 mi1.00 mi17328+1306192+576192+5715501(Top 58%)5356(Top 47%)5356(Top 657%)
35K21.75 mi0.75 mi17364-366222-306222-3018089(Top 68%)6883(Top 60%)6883(Top 845%)
23M23.00 mi1.25 mi17622-2586392-1706392-17020061(Top 75%)7988(Top 70%)7988(Top 980%)
24M24.00 mi1.00 mi17477+1456310+826310+8214424(Top 54%)4918(Top 43%)4918(Top 603%)
40K24.85 mi0.85 mi17357+1206260+506260+5014313(Top 54%)4928(Top 43%)4928(Top 605%)
25.2M25.20 mi0.35 mi17310+476240+206240+2014898(Top 56%)5256(Top 46%)5256(Top 645%)
Finish26.22 mi1.02 mi17270+406225+156225+1515388(Top 58%)5481(Top 48%)5481(Top 673%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 66%
×21stories
+97ft-345ft

Overall

17614

Females

6280

F55-59

6280

5K→10K

3.1 - 6.2 mi

Top 72%
×5stories
+79ft-138ft

Overall

19120

Females

7153

F55-59

7153

10K→15K

6.2 - 9.3 mi

Top 66%
×3stories
+67ft-78ft

Overall

17614

Females

6280

F55-59

6280

15K→20K

9.3 - 12.4 mi

Top 65%
×5stories
+106ft-86ft

Overall

17191

Females

6045

F55-59

6045

20K→Half

12.4 - 13.1 mi

Top 64%
×2stories
+19ft-37ft

Overall

17059

Females

5938

F55-59

5938

Half→25K

13.1 - 15.5 mi

Top 64%
×4stories
+66ft-88ft

Overall

17020

Females

6020

F55-59

6020

25K→30K

15.5 - 18.6 mi

Top 59%
×9stories
+181ft-148ft

Overall

15732

Females

5347

F55-59

5347

30K→20M

18.6 - 20.0 mi

Top 56%
×5stories
+64ft-50ft

Overall

14787

Females

4887

F55-59

4887

20M→21M

20.0 - 21.0 mi

Top 58%
×8stories
+106ft-24ft

Overall

15501

Females

5356

F55-59

5356

21M→35K

21.0 - 21.8 mi

Top 68%
×7stories
+17ft-86ft

Overall

18089

Females

6883

F55-59

6883

35K→23M

21.8 - 23.0 mi

Top 75%
×5stories
+23ft-63ft

Overall

20061

Females

7988

F55-59

7988

23M→24M

23.0 - 24.0 mi

Top 54%
×6stories
+12ft-82ft

Overall

14424

Females

4918

F55-59

4918

24M→40K

24.0 - 24.9 mi

Top 54%
×1story
+6ft-20ft

Overall

14313

Females

4928

F55-59

4928

40K→25.2M

24.9 - 25.2 mi

Top 56%
×1story
+13ft-16ft

Overall

14898

Females

5256

F55-59

5256

25.2M→Finish

25.2 - 26.2 mi

Top 58%
×2stories
+22ft-21ft

Overall

15388

Females

5481

F55-59

5481

Passing Analysis

Category:
Athletes Passed
3599
Passed By
684
Net Change
+2915
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#20185
5K → 10K667131+536#20185#19649
10K → 15K70224+678#19649#18971
15K → 20K46819+449#18971#18522
20K → Half876+81#18522#18441
Half → 25K27422+252#18441#18189
25K → 30K5149+505#18189#17684
30K → 20M2326+226#17684#17458
20M → 21M15727+130#17458#17328
21M → 35K4177-36#17328#17364
35K → 23M32290-258#17364#17622
23M → 24M15510+145#17622#17477
24M → 40K1299+120#17477#17357
40K → 25.2M5811+47#17357#17310
25.2M → Finish8343+40#17310#17270
TOTALS3599684+2915
📊

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