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BOSTON MARATHON 2023

Suzie Foster

Bib: 27622•F

NH

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
30:22
Rank: #22840
Start → 5K
30:22 | 9:46/mi
10K· 6.21 mi
1:00:13
Rank: #22866 (-26)
5K → 10K
29:51 | 9:36/mi
15K· 9.32 mi
1:29:44
Rank: #22664 (+202)
10K → 15K
29:31 | 9:30/mi
20K· 12.43 mi
2:01:16
Rank: #22819 (-155)
15K → 20K
31:32 | 10:09/mi
Half· 13.11 mi
2:07:24
Rank: #22717 (+102)
20K → Half
6:08 | 8:59/mi
25K· 15.53 mi
2:30:37
Rank: #22463 (+254)
Half → 25K
23:13 | 9:35/mi
30K· 18.64 mi
3:00:29
Rank: #22002 (+461)
25K → 30K
29:52 | 9:37/mi
20M
3:14:59
Rank: #22022 (-20)
30K → 20M
14:30 | 10:40/mi
21M
3:24:54
Rank: #21812 (+210)
20M → 21M
9:55 | 9:55/mi
35K· 21.75 mi
3:31:54
Rank: #21732 (+80)
21M → 35K
7:00 | 9:21/mi
23M
3:43:43
Rank: #21539 (+193)
35K → 23M
11:49 | 9:26/mi
24M
3:52:58
Rank: #21395 (+144)
23M → 24M
9:15 | 9:15/mi
40K· 24.85 mi
4:01:00
Rank: #21259 (+136)
24M → 40K
8:02 | 9:24/mi
25.2M
4:04:35
Rank: #21222 (+37)
40K → 25.2M
3:35 | 10:23/mi
Finish· 26.22 mi
4:13:22
Rank: #21071 (+151)
25.2M → Finish
8:47 | 8:37/mi

The Course

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Half Splits

1st Half· via Half
Distance13.11 mi
Time2:07:24
Pace9:43 /mi
2nd Half✓ Faster
Distance13.11 mi
Time2:05:58
Pace9:37 /mi
📊Negative Split: 1.1% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:52:3030:229:4630:22
9:46
-
10K
6.21 mi12:22:211:00:139:4129:51
9:36
-0:10
15K
9.32 mi12:51:521:29:449:3829:31
9:30
-0:06
20K
12.43 mi13:23:242:01:169:4531:32
10:09
+0:39
Half
13.11 mi13:29:322:07:249:436:08
8:59
-1:10
25K
15.53 mi13:52:452:30:379:4223:13
9:35
+0:36
30K
18.64 mi14:22:373:00:299:4129:52
9:37
+0:02
20M
20.00 mi14:37:073:14:599:4514:30
10:40
+1:03
21M
21.00 mi14:47:023:24:549:459:55
9:55
-0:45
35K
21.75 mi14:54:023:31:549:457:00
9:21
-0:34
23M
23.00 mi15:05:513:43:439:4411:49
9:26
+0:05
24M
24.00 mi15:15:063:52:589:429:15
9:15
-0:11
40K
24.85 mi15:23:084:01:009:428:02
9:24
+0:09
25.2M
25.20 mi15:26:434:04:359:423:35
10:23
+0:59
Finish
26.22 mi15:35:304:13:229:408:47
8:37
-1:46

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

8:37 /mi

Average Pace

9:40 /mi

Slowest Pace

10:40 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

24:10

10% of race

Time at Steady Pace

2:49:40

67% of race

Time at Slower Pace

59:32

23% of race

Average Pace: 9:40 /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 mi11:52:3030:229:4630:22
9:46
#22840
10K
6.21 mi12:22:211:00:139:4129:51
9:36
#22866
15K
9.32 mi12:51:521:29:449:3829:31
9:30
#22664
20K
12.43 mi13:23:242:01:169:4531:32
10:09
#22819
Half
13.11 mi13:29:322:07:249:436:08
8:59
#22717
25K
15.53 mi13:52:452:30:379:4223:13
9:35
#22463
30K
18.64 mi14:22:373:00:299:4129:52
9:37
#22002
20M
20.00 mi14:37:073:14:599:4514:30
10:40
#22022
21M
21.00 mi14:47:023:24:549:459:55
9:55
#21812
35K
21.75 mi14:54:023:31:549:457:00
9:21
#21732
23M
23.00 mi15:05:513:43:439:4411:49
9:26
#21539
24M
24.00 mi15:15:063:52:589:429:15
9:15
#21395
40K
24.85 mi15:23:084:01:009:428:02
9:24
#21259
25.2M
25.20 mi15:26:434:04:359:423:35
10:23
#21222
Finish
26.22 mi15:35:304:13:229:408:47
8:37
#21071
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi228409296929622266(Top 84%)8940(Top 78%)8940(Top 183%)
10K6.21 mi3.10 mi22866-269284+129284+1222824(Top 86%)9245(Top 81%)9245(Top 189%)
15K9.32 mi3.11 mi22664+2029170+1149170+11422266(Top 84%)8940(Top 78%)8940(Top 183%)
20K12.43 mi3.11 mi22819-1559253-839253-8323208(Top 87%)9456(Top 83%)9456(Top 194%)
Half13.11 mi0.68 mi22717+1029199+549199+5420446(Top 77%)7944(Top 70%)7944(Top 163%)
25K15.53 mi2.42 mi22463+2549088+1119088+11121080(Top 79%)8310(Top 73%)8310(Top 170%)
30K18.64 mi3.11 mi22002+4618835+2538835+25319848(Top 75%)7682(Top 67%)7682(Top 157%)
20M20.00 mi1.36 mi22022-208861-268861-2622087(Top 83%)9032(Top 79%)9032(Top 185%)
21M21.00 mi1.00 mi21812+2108745+1168745+11617750(Top 67%)6619(Top 58%)6619(Top 136%)
35K21.75 mi0.75 mi21732+808710+358710+3519404(Top 73%)7612(Top 67%)7612(Top 156%)
23M23.00 mi1.25 mi21539+1938621+898621+8918106(Top 68%)6933(Top 61%)6933(Top 142%)
24M24.00 mi1.00 mi21395+1448555+668555+6618292(Top 69%)7060(Top 62%)7060(Top 145%)
40K24.85 mi0.85 mi21259+1368491+648491+6417973(Top 68%)6945(Top 61%)6945(Top 142%)
25.2M25.20 mi0.35 mi21222+378474+178474+1718820(Top 71%)7424(Top 65%)7424(Top 152%)
Finish26.22 mi1.02 mi21071+1518410+648410+6416124(Top 61%)5896(Top 52%)5896(Top 121%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 84%
×21stories
+97ft-345ft

Overall

22266

Females

8940

F18-39

8940

5K→10K

3.1 - 6.2 mi

Top 86%
×5stories
+79ft-138ft

Overall

22824

Females

9245

F18-39

9245

10K→15K

6.2 - 9.3 mi

Top 84%
×3stories
+67ft-78ft

Overall

22266

Females

8940

F18-39

8940

15K→20K

9.3 - 12.4 mi

Top 87%
×5stories
+106ft-86ft

Overall

23208

Females

9456

F18-39

9456

20K→Half

12.4 - 13.1 mi

Top 77%
×2stories
+19ft-37ft

Overall

20446

Females

7944

F18-39

7944

Half→25K

13.1 - 15.5 mi

Top 79%
×4stories
+66ft-88ft

Overall

21080

Females

8310

F18-39

8310

25K→30K

15.5 - 18.6 mi

Top 75%
×9stories
+181ft-148ft

Overall

19848

Females

7682

F18-39

7682

30K→20M

18.6 - 20.0 mi

Top 83%
×5stories
+64ft-50ft

Overall

22087

Females

9032

F18-39

9032

20M→21M

20.0 - 21.0 mi

Top 67%
×8stories
+106ft-24ft

Overall

17750

Females

6619

F18-39

6619

21M→35K

21.0 - 21.8 mi

Top 73%
×7stories
+17ft-86ft

Overall

19404

Females

7612

F18-39

7612

35K→23M

21.8 - 23.0 mi

Top 68%
×5stories
+23ft-63ft

Overall

18106

Females

6933

F18-39

6933

23M→24M

23.0 - 24.0 mi

Top 69%
×6stories
+12ft-82ft

Overall

18292

Females

7060

F18-39

7060

24M→40K

24.0 - 24.9 mi

Top 68%
×1story
+6ft-20ft

Overall

17973

Females

6945

F18-39

6945

40K→25.2M

24.9 - 25.2 mi

Top 71%
×1story
+13ft-16ft

Overall

18820

Females

7424

F18-39

7424

25.2M→Finish

25.2 - 26.2 mi

Top 61%
×2stories
+22ft-21ft

Overall

16124

Females

5896

F18-39

5896

Passing Analysis

Category:
Athletes Passed
2426
Passed By
657
Net Change
+1769
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#22840
5K → 10K233259-26#22840#22866
10K → 15K26361+202#22866#22664
15K → 20K80235-155#22664#22819
20K → Half1031+102#22819#22717
Half → 25K2606+254#22717#22463
25K → 30K4632+461#22463#22002
30K → 20M5777-20#22002#22022
20M → 21M2122+210#22022#21812
21M → 35K822+80#21812#21732
35K → 23M1952+193#21732#21539
23M → 24M1473+144#21539#21395
24M → 40K1371+136#21395#21259
40K → 25.2M425+37#21259#21222
25.2M → Finish1521+151#21222#21071
TOTALS2426657+1769
📊

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