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BOSTON MARATHON 2023

Pamela Swanson

Bib: 24794•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

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
10:11/mi
31:39
↑ 97↓ 3451.5%
10K· 6.21 mi
9:25/mi
1:00:54
↑ 79↓ 1380.4%
15K· 9.32 mi
9:21/mi
1:29:58
↑ 67↓ 78
20K· 12.43 mi
9:46/mi
2:00:19
↑ 106↓ 860.1%
Half· 13.11 mi
9:21/mi
2:06:42
↑ 19↓ 370.5%
25K· 15.53 mi
9:42/mi
2:30:14
↑ 66↓ 880.2%
30K· 18.64 mi
10:17/mi
3:02:12
↑ 181↓ 1480.2%
20M
9:55/mi
3:15:41
↑ 64↓ 500.2%
21M
10:33/mi
3:26:14
↑ 106↓ 241.6%
35K· 21.75 mi
10:28/mi
3:34:04
↑ 17↓ 861.7%
23M
10:06/mi
3:46:43
↑ 23↓ 630.6%
24M
10:32/mi
3:57:15
↓ 821.3%
40K· 24.85 mi
10:07/mi
4:05:54
↓ 200.3%
25.2M
10:55/mi
4:09:40
↑ 13↓ 160.2%
Finish· 26.22 mi
9:26/mi
4:19:17
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:06:42
Pace9:40 /mi
2nd Half
Distance13.11 mi
Time2:12:35
Pace10:07 /mi
📊Positive Split: 4.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:51:1131:3910:1131:39
10:11
-
10K
6.21 mi12:20:261:00:549:4829:15
9:25
-0:46
15K
9.32 mi12:49:301:29:589:3929:04
9:21
-0:04
20K
12.43 mi13:19:512:00:199:4130:21
9:46
+0:25
Half
13.11 mi13:26:142:06:429:406:23
9:21
-0:25
25K
15.53 mi13:49:462:30:149:4023:32
9:42
+0:21
30K
18.64 mi14:21:443:02:129:4631:58
10:17
+0:35
20M
20.00 mi14:35:133:15:419:4713:29
9:55
-0:22
21M
21.00 mi14:45:463:26:149:4910:33
10:33
+0:38
35K
21.75 mi14:53:363:34:049:517:50
10:28
-0:05
23M
23.00 mi15:06:153:46:439:5112:39
10:06
-0:22
24M
24.00 mi15:16:473:57:159:5310:32
10:32
+0:26
40K
24.85 mi15:25:264:05:549:548:39
10:07
-0:25
25.2M
25.20 mi15:29:124:09:409:543:46
10:55
+0:48
Finish
26.22 mi15:38:494:19:179:549:37
9:26
-1:29

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

9:21 /mi

Average Pace

9:54 /mi

Slowest Pace

10:55 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:46:36

87% of race

Time at Steady Pace

32:41

13% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 9:53 /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 mi11:51:1131:3910:1131:39
10:11
#23922
10K
6.21 mi12:20:261:00:549:4829:15
9:25
#23169
15K
9.32 mi12:49:301:29:589:3929:04
9:21
#22732
20K
12.43 mi13:19:512:00:199:4130:21
9:46
#22638
Half
13.11 mi13:26:142:06:429:406:23
9:21
#22591
25K
15.53 mi13:49:462:30:149:4023:32
9:42
#22404
30K
18.64 mi14:21:443:02:129:4631:58
10:17
#22287
20M
20.00 mi14:35:133:15:419:4713:29
9:55
#22119
21M
21.00 mi14:45:463:26:149:4910:33
10:33
#21986
35K
21.75 mi14:53:363:34:049:517:50
10:28
#22013
23M
23.00 mi15:06:153:46:439:5112:39
10:06
#21897
24M
24.00 mi15:16:473:57:159:5310:32
10:32
#21911
40K
24.85 mi15:25:264:05:549:548:39
10:07
#21852
25.2M
25.20 mi15:29:124:09:409:543:46
10:55
#21823
Finish
26.22 mi15:38:494:19:179:549:37
9:26
#21769
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi239229849984921832(Top 82%)8694(Top 76%)8694(Top 178%)
10K6.21 mi3.10 mi23169+7539451+3989451+39822255(Top 84%)8953(Top 78%)8953(Top 183%)
15K9.32 mi3.11 mi22732+4379200+2519200+25121832(Top 82%)8694(Top 76%)8694(Top 178%)
20K12.43 mi3.11 mi22638+949155+459155+4522331(Top 84%)8982(Top 79%)8982(Top 184%)
Half13.11 mi0.68 mi22591+479136+199136+1921719(Top 82%)8644(Top 76%)8644(Top 177%)
25K15.53 mi2.42 mi22404+1879053+839053+8321488(Top 81%)8553(Top 75%)8553(Top 175%)
30K18.64 mi3.11 mi22287+1178999+548999+5421754(Top 82%)8764(Top 77%)8764(Top 179%)
20M20.00 mi1.36 mi22119+1688913+868913+8620264(Top 76%)8009(Top 70%)8009(Top 164%)
21M21.00 mi1.00 mi21986+1338845+688845+6819765(Top 74%)7806(Top 68%)7806(Top 160%)
35K21.75 mi0.75 mi22013-278866-218866-2122335(Top 84%)9232(Top 81%)9232(Top 189%)
23M23.00 mi1.25 mi21897+1168813+538813+5320311(Top 76%)8141(Top 71%)8141(Top 167%)
24M24.00 mi1.00 mi21911-148827-148827-1422114(Top 83%)9163(Top 80%)9163(Top 188%)
40K24.85 mi0.85 mi21852+598812+158812+1520308(Top 76%)8229(Top 72%)8229(Top 168%)
25.2M25.20 mi0.35 mi21823+298803+98803+920314(Top 76%)8227(Top 72%)8227(Top 168%)
Finish26.22 mi1.02 mi21769+548777+268777+2619928(Top 75%)7961(Top 70%)7961(Top 163%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 82%
×21story building
+97ft-345ft

Overall

21832

Females

8694

F18-39

8694

5K→10K

3.1 - 6.2 mi

Top 84%
×5story building
+79ft-138ft

Overall

22255

Females

8953

F18-39

8953

10K→15K

6.2 - 9.3 mi

Top 82%
×3story building
+67ft-78ft

Overall

21832

Females

8694

F18-39

8694

15K→20K

9.3 - 12.4 mi

Top 84%
×5story building
+106ft-86ft

Overall

22331

Females

8982

F18-39

8982

20K→Half

12.4 - 13.1 mi

Top 82%
×2story building
+19ft-37ft

Overall

21719

Females

8644

F18-39

8644

Half→25K

13.1 - 15.5 mi

Top 81%
×4story building
+66ft-88ft

Overall

21488

Females

8553

F18-39

8553

25K→30K

15.5 - 18.6 mi

Top 82%
×9story building
+181ft-148ft

Overall

21754

Females

8764

F18-39

8764

30K→20M

18.6 - 20.0 mi

Top 76%
×5story building
+64ft-50ft

Overall

20264

Females

8009

F18-39

8009

20M→21M

20.0 - 21.0 mi

Top 74%
×8story building
+106ft-24ft

Overall

19765

Females

7806

F18-39

7806

21M→35K

21.0 - 21.8 mi

Top 84%
×7story building
+17ft-86ft

Overall

22335

Females

9232

F18-39

9232

35K→23M

21.8 - 23.0 mi

Top 76%
×5story building
+23ft-63ft

Overall

20311

Females

8141

F18-39

8141

23M→24M

23.0 - 24.0 mi

Top 83%
×6story building
+12ft-82ft

Overall

22114

Females

9163

F18-39

9163

24M→40K

24.0 - 24.9 mi

Top 76%
×1story
+6ft-20ft

Overall

20308

Females

8229

F18-39

8229

40K→25.2M

24.9 - 25.2 mi

Top 76%
×1story
+13ft-16ft

Overall

20314

Females

8227

F18-39

8227

25.2M→Finish

25.2 - 26.2 mi

Top 75%
×2story building
+22ft-21ft

Overall

19928

Females

7961

F18-39

7961

Passing Analysis

Category:
Athletes Passed
2514
Passed By
361
Net Change
+2153
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#23922
5K → 10K78128+753#23922#23169
10K → 15K45821+437#23169#22732
15K → 20K18389+94#22732#22638
20K → Half503+47#22638#22591
Half → 25K20114+187#22591#22404
25K → 30K18265+117#22404#22287
30K → 20M1768+168#22287#22119
20M → 21M1396+133#22119#21986
21M → 35K2350-27#21986#22013
35K → 23M1226+116#22013#21897
23M → 24M3549-14#21897#21911
24M → 40K7112+59#21911#21852
40K → 25.2M323+29#21852#21823
25.2M → Finish617+54#21823#21769
TOTALS2514361+2153
📊

Passing Visuals

Category:
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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