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BOSTON MARATHON 2023

Samantha Jorgensen

Bib: 13088•F

RI

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 27%
Gender (Female)
#0 / 11423
Top 8%
Division (F18-39)
#0 / 4884
Top 16%
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
7:39/mi
23:46
↑ 97↓ 3451.5%
10K· 6.21 mi
7:30/mi
47:03
↑ 79↓ 1380.4%
15K· 9.32 mi
7:25/mi
1:10:06
↑ 67↓ 78
20K· 12.43 mi
7:24/mi
1:33:05
↑ 106↓ 860.1%
Half· 13.11 mi
7:18/mi
1:38:04
↑ 19↓ 370.5%
25K· 15.53 mi
7:29/mi
1:56:13
↑ 66↓ 880.2%
30K· 18.64 mi
7:15/mi
2:18:43
↑ 181↓ 1480.2%
20M
7:08/mi
2:28:25
↑ 64↓ 500.2%
21M
7:15/mi
2:35:40
↑ 106↓ 241.6%
35K· 21.75 mi
6:53/mi
2:40:49
↑ 17↓ 861.7%
23M
7:05/mi
2:49:41
↑ 23↓ 630.6%
24M
6:58/mi
2:56:39
↓ 821.3%
40K· 24.85 mi
7:24/mi
3:02:59
↓ 200.3%
25.2M
7:50/mi
3:05:41
↑ 13↓ 160.2%
Finish· 26.22 mi
6:56/mi
3:12:45
↑ 22↓ 21

The Course

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Half Splits

1st Half· via Half
Distance13.11 mi
Time1:38:04
Pace7:29 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:34:41
Pace7:13 /mi
📊Negative Split: 3.5% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:52:2423:467:3923:46
7:39
-
10K
6.21 mi11:15:4147:037:3423:17
7:30
-0:09
15K
9.32 mi11:38:441:10:067:3123:03
7:25
-0:05
20K
12.43 mi12:01:431:33:057:2922:59
7:24
-0:01
Half
13.11 mi12:06:421:38:047:294:59
7:18
-0:06
25K
15.53 mi12:24:511:56:137:2918:09
7:29
+0:11
30K
18.64 mi12:47:212:18:437:2622:30
7:15
-0:14
20M
20.00 mi12:57:032:28:257:259:42
7:08
-0:07
21M
21.00 mi13:04:182:35:407:257:15
7:15
+0:07
35K
21.75 mi13:09:272:40:497:245:09
6:53
-0:22
23M
23.00 mi13:18:192:49:417:238:52
7:05
+0:12
24M
24.00 mi13:25:172:56:397:226:58
6:58
-0:07
40K
24.85 mi13:31:373:02:597:226:20
7:24
+0:26
25.2M
25.20 mi13:34:193:05:417:222:42
7:50
+0:26
Finish
26.22 mi13:41:233:12:457:217:04
6:56
-0:54

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

6:53 /mi

Average Pace

7:21 /mi

Slowest Pace

7:50 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:46:17

86% of race

Time at Steady Pace

26:28

14% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:21 /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 mi10:52:2423:467:3923:46
7:39
#11019
10K
6.21 mi11:15:4147:037:3423:17
7:30
#10657
15K
9.32 mi11:38:441:10:067:3123:03
7:25
#10249
20K
12.43 mi12:01:431:33:057:2922:59
7:24
#9742
Half
13.11 mi12:06:421:38:047:294:59
7:18
#9672
25K
15.53 mi12:24:511:56:137:2918:09
7:29
#9488
30K
18.64 mi12:47:212:18:437:2622:30
7:15
#8687
20M
20.00 mi12:57:032:28:257:259:42
7:08
#8324
21M
21.00 mi13:04:182:35:407:257:15
7:15
#7967
35K
21.75 mi13:09:272:40:497:245:09
6:53
#7810
23M
23.00 mi13:18:192:49:417:238:52
7:05
#7509
24M
24.00 mi13:25:172:56:397:226:58
6:58
#7346
40K
24.85 mi13:31:373:02:597:226:20
7:24
#7277
25.2M
25.20 mi13:34:193:05:417:222:42
7:50
#7233
Finish
26.22 mi13:41:233:12:457:217:04
6:56
#7078
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi11019233223329511(Top 36%)1617(Top 14%)1617(Top 33%)
10K6.21 mi3.10 mi10657+3622146+1862146+18610397(Top 39%)2000(Top 18%)2000(Top 41%)
15K9.32 mi3.11 mi10249+4081934+2121934+2129511(Top 36%)1617(Top 14%)1617(Top 33%)
20K12.43 mi3.11 mi9742+5071722+2121722+2128502(Top 32%)1294(Top 11%)1294(Top 26%)
Half13.11 mi0.68 mi9672+701693+291693+298669(Top 33%)1329(Top 12%)1329(Top 27%)
25K15.53 mi2.42 mi9488+1841638+551638+558684(Top 33%)1413(Top 12%)1413(Top 29%)
30K18.64 mi3.11 mi8687+8011367+2711367+2715738(Top 22%)564(Top 5%)564(Top 12%)
20M20.00 mi1.36 mi8324+3631262+1051262+1054835(Top 18%)432(Top 4%)432(Top 9%)
21M21.00 mi1.00 mi7967+3571134+1281134+1283395(Top 13%)237(Top 2%)237(Top 5%)
35K21.75 mi0.75 mi7810+1571083+511083+514738(Top 18%)455(Top 4%)455(Top 9%)
23M23.00 mi1.25 mi7509+3011009+741009+744256(Top 16%)369(Top 3%)369(Top 8%)
24M24.00 mi1.00 mi7346+163970+39970+394543(Top 17%)454(Top 4%)454(Top 9%)
40K24.85 mi0.85 mi7277+69968+2968+26167(Top 23%)1040(Top 9%)1040(Top 21%)
25.2M25.20 mi0.35 mi7233+44960+8960+85616(Top 21%)929(Top 8%)929(Top 19%)
Finish26.22 mi1.02 mi7078+155940+20940+204862(Top 18%)688(Top 6%)688(Top 14%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 36%
×21story building
+97ft-345ft

Overall

9511

Females

1617

F18-39

1617

5K→10K

3.1 - 6.2 mi

Top 39%
×5story building
+79ft-138ft

Overall

10397

Females

2000

F18-39

2000

10K→15K

6.2 - 9.3 mi

Top 36%
×3story building
+67ft-78ft

Overall

9511

Females

1617

F18-39

1617

15K→20K

9.3 - 12.4 mi

Top 32%
×5story building
+106ft-86ft

Overall

8502

Females

1294

F18-39

1294

20K→Half

12.4 - 13.1 mi

Top 33%
×2story building
+19ft-37ft

Overall

8669

Females

1329

F18-39

1329

Half→25K

13.1 - 15.5 mi

Top 33%
×4story building
+66ft-88ft

Overall

8684

Females

1413

F18-39

1413

25K→30K

15.5 - 18.6 mi

Top 22%
×9story building
+181ft-148ft

Overall

5738

Females

564

F18-39

564

30K→20M

18.6 - 20.0 mi

Top 18%
×5story building
+64ft-50ft

Overall

4835

Females

432

F18-39

432

20M→21M

20.0 - 21.0 mi

Top 13%
×8story building
+106ft-24ft

Overall

3395

Females

237

F18-39

237

21M→35K

21.0 - 21.8 mi

Top 18%
×7story building
+17ft-86ft

Overall

4738

Females

455

F18-39

455

35K→23M

21.8 - 23.0 mi

Top 16%
×5story building
+23ft-63ft

Overall

4256

Females

369

F18-39

369

23M→24M

23.0 - 24.0 mi

Top 17%
×6story building
+12ft-82ft

Overall

4543

Females

454

F18-39

454

24M→40K

24.0 - 24.9 mi

Top 23%
×1story
+6ft-20ft

Overall

6167

Females

1040

F18-39

1040

40K→25.2M

24.9 - 25.2 mi

Top 21%
×1story
+13ft-16ft

Overall

5616

Females

929

F18-39

929

25.2M→Finish

25.2 - 26.2 mi

Top 18%
×2story building
+22ft-21ft

Overall

4862

Females

688

F18-39

688

Passing Analysis

Category:
Athletes Passed
4244*
Passed By
303
Net Change
+3941
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#11019
5K → 10K503141+362#11019#10657
10K → 15K46759+408#10657#10249
15K → 20K516*9+507#10249#9742
20K → Half766+70#9742#9672
Half → 25K22036+184#9672#9488
25K → 30K801*0+801#9488#8687
30K → 20M3663+363#8687#8324
20M → 21M3570+357#8324#7967
21M → 35K1581+157#7967#7810
35K → 23M3032+301#7810#7509
23M → 24M1685+163#7509#7346
24M → 40K8617+69#7346#7277
40K → 25.2M539+44#7277#7233
25.2M → Finish17015+155#7233#7078
TOTALS4244*303+3941

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

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