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BOSTON MARATHON 2023

Charlotte Silverman

Bib: 30116•F

MA

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
30:50
Rank: #23268
Start → 5K
30:50 | 9:55/mi
10K· 6.21 mi
1:02:26
Rank: #23727 (-459)
5K → 10K
31:36 | 10:10/mi
15K· 9.32 mi
1:33:16
Rank: #23629 (+98)
10K → 15K
30:50 | 9:55/mi
20K· 12.43 mi
2:04:39
Rank: #23493 (+136)
15K → 20K
31:23 | 10:06/mi
Half· 13.11 mi
2:11:29
Rank: #23480 (+13)
20K → Half
6:50 | 10:01/mi
25K· 15.53 mi
2:36:02
Rank: #23305 (+175)
Half → 25K
24:33 | 10:08/mi
30K· 18.64 mi
3:08:31
Rank: #23076 (+229)
25K → 30K
32:29 | 10:27/mi
20M
3:22:44
Rank: #22944 (+132)
30K → 20M
14:13 | 10:28/mi
21M
3:33:33
Rank: #22813 (+131)
20M → 21M
10:49 | 10:49/mi
35K· 21.75 mi
3:41:01
Rank: #22750 (+63)
21M → 35K
7:28 | 9:59/mi
23M
3:54:30
Rank: #22697 (+53)
35K → 23M
13:29 | 10:46/mi
24M
4:05:15
Rank: #22675 (+22)
23M → 24M
10:45 | 10:45/mi
40K· 24.85 mi
4:14:29
Rank: #22660 (+15)
24M → 40K
9:14 | 10:48/mi
25.2M
4:18:24
Rank: #22642 (+18)
40K → 25.2M
3:55 | 11:21/mi
Finish· 26.22 mi
4:28:38
Rank: #22613 (+29)
25.2M → Finish
10:14 | 10:03/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:11:29
Pace10:02 /mi
2nd Half
Distance13.11 mi
Time2:17:09
Pace10:28 /mi
📊Positive Split: 4.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:50:1830:509:5530:50
9:55
-
10K
6.21 mi12:21:541:02:2610:0331:36
10:10
+0:15
15K
9.32 mi12:52:441:33:1610:0030:50
9:55
-0:15
20K
12.43 mi13:24:072:04:3910:0231:23
10:06
+0:11
Half
13.11 mi13:30:572:11:2910:026:50
10:01
-0:05
25K
15.53 mi13:55:302:36:0210:0324:33
10:08
+0:07
30K
18.64 mi14:27:593:08:3110:0732:29
10:27
+0:19
20M
20.00 mi14:42:123:22:4410:0814:13
10:28
+0:01
21M
21.00 mi14:53:013:33:3310:1010:49
10:49
+0:21
35K
21.75 mi15:00:293:41:0110:107:28
9:59
-0:50
23M
23.00 mi15:13:583:54:3010:1213:29
10:46
+0:47
24M
24.00 mi15:24:434:05:1510:1310:45
10:45
-0:01
40K
24.85 mi15:33:574:14:2910:149:14
10:48
+0:03
25.2M
25.20 mi15:37:524:18:2410:153:55
11:21
+0:33
Finish
26.22 mi15:48:064:28:3810:1510:14
10:03
-1:18

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

9:55 /mi

Average Pace

10:15 /mi

Slowest Pace

11:21 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

4:24:43

99% of race

Time at Steady Pace

3:55

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 10:15 /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 mi11:50:1830:509:5530:50
9:55
#23268
10K
6.21 mi12:21:541:02:2610:0331:36
10:10
#23727
15K
9.32 mi12:52:441:33:1610:0030:50
9:55
#23629
20K
12.43 mi13:24:072:04:3910:0231:23
10:06
#23493
Half
13.11 mi13:30:572:11:2910:026:50
10:01
#23480
25K
15.53 mi13:55:302:36:0210:0324:33
10:08
#23305
30K
18.64 mi14:27:593:08:3110:0732:29
10:27
#23076
20M
20.00 mi14:42:123:22:4410:0814:13
10:28
#22944
21M
21.00 mi14:53:013:33:3310:1010:49
10:49
#22813
35K
21.75 mi15:00:293:41:0110:107:28
9:59
#22750
23M
23.00 mi15:13:583:54:3010:1213:29
10:46
#22697
24M
24.00 mi15:24:434:05:1510:1310:45
10:45
#22675
40K
24.85 mi15:33:574:14:2910:149:14
10:48
#22660
25.2M
25.20 mi15:37:524:18:2410:153:55
11:21
#22642
Finish
26.22 mi15:48:064:28:3810:1510:14
10:03
#22613
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi232689530953023363(Top 88%)9525(Top 83%)9525(Top 195%)
10K6.21 mi3.10 mi23727-4599743-2139743-21324067(Top 90%)9924(Top 87%)9924(Top 203%)
15K9.32 mi3.11 mi23629+989692+519692+5123363(Top 88%)9525(Top 83%)9525(Top 195%)
20K12.43 mi3.11 mi23493+1369600+929600+9223116(Top 87%)9410(Top 82%)9410(Top 193%)
Half13.11 mi0.68 mi23480+139598+29598+223309(Top 88%)9518(Top 83%)9518(Top 195%)
25K15.53 mi2.42 mi23305+1759516+829516+8222481(Top 84%)9107(Top 80%)9107(Top 186%)
30K18.64 mi3.11 mi23076+2299428+889428+8822123(Top 83%)8968(Top 79%)8968(Top 184%)
20M20.00 mi1.36 mi22944+1329369+599369+5921650(Top 81%)8783(Top 77%)8783(Top 180%)
21M21.00 mi1.00 mi22813+1319309+609309+6020433(Top 77%)8168(Top 72%)8168(Top 167%)
35K21.75 mi0.75 mi22750+639286+239286+2321241(Top 80%)8629(Top 76%)8629(Top 177%)
23M23.00 mi1.25 mi22697+539264+229264+2221915(Top 82%)9024(Top 79%)9024(Top 185%)
24M24.00 mi1.00 mi22675+229261+39261+322575(Top 85%)9402(Top 82%)9402(Top 193%)
40K24.85 mi0.85 mi22660+159259+29259+221951(Top 82%)9128(Top 80%)9128(Top 187%)
25.2M25.20 mi0.35 mi22642+189256+39256+321289(Top 80%)8752(Top 77%)8752(Top 179%)
Finish26.22 mi1.02 mi22613+299246+109246+1021890(Top 82%)9061(Top 79%)9061(Top 186%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 88%
×21stories
+97ft-345ft

Overall

23363

Females

9525

F18-39

9525

5K→10K

3.1 - 6.2 mi

Top 90%
×5stories
+79ft-138ft

Overall

24067

Females

9924

F18-39

9924

10K→15K

6.2 - 9.3 mi

Top 88%
×3stories
+67ft-78ft

Overall

23363

Females

9525

F18-39

9525

15K→20K

9.3 - 12.4 mi

Top 87%
×5stories
+106ft-86ft

Overall

23116

Females

9410

F18-39

9410

20K→Half

12.4 - 13.1 mi

Top 88%
×2stories
+19ft-37ft

Overall

23309

Females

9518

F18-39

9518

Half→25K

13.1 - 15.5 mi

Top 84%
×4stories
+66ft-88ft

Overall

22481

Females

9107

F18-39

9107

25K→30K

15.5 - 18.6 mi

Top 83%
×9stories
+181ft-148ft

Overall

22123

Females

8968

F18-39

8968

30K→20M

18.6 - 20.0 mi

Top 81%
×5stories
+64ft-50ft

Overall

21650

Females

8783

F18-39

8783

20M→21M

20.0 - 21.0 mi

Top 77%
×8stories
+106ft-24ft

Overall

20433

Females

8168

F18-39

8168

21M→35K

21.0 - 21.8 mi

Top 80%
×7stories
+17ft-86ft

Overall

21241

Females

8629

F18-39

8629

35K→23M

21.8 - 23.0 mi

Top 82%
×5stories
+23ft-63ft

Overall

21915

Females

9024

F18-39

9024

23M→24M

23.0 - 24.0 mi

Top 85%
×6stories
+12ft-82ft

Overall

22575

Females

9402

F18-39

9402

24M→40K

24.0 - 24.9 mi

Top 82%
×1story
+6ft-20ft

Overall

21951

Females

9128

F18-39

9128

40K→25.2M

24.9 - 25.2 mi

Top 80%
×1story
+13ft-16ft

Overall

21289

Females

8752

F18-39

8752

25.2M→Finish

25.2 - 26.2 mi

Top 82%
×2stories
+22ft-21ft

Overall

21890

Females

9061

F18-39

9061

Passing Analysis

Category:
Athletes Passed
1485
Passed By
830
Net Change
+655
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#23268
5K → 10K53512-459#23268#23727
10K → 15K16567+98#23727#23629
15K → 20K19559+136#23629#23493
20K → Half3522+13#23493#23480
Half → 25K19217+175#23480#23305
25K → 30K26132+229#23305#23076
30K → 20M1419+132#23076#22944
20M → 21M1365+131#22944#22813
21M → 35K729+63#22813#22750
35K → 23M7219+53#22750#22697
23M → 24M4927+22#22697#22675
24M → 40K3722+15#22675#22660
40K → 25.2M246+18#22660#22642
25.2M → Finish5324+29#22642#22613
TOTALS1485830+655
📊

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