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BOSTON MARATHON 2023

Jasmine Fowler

Bib: 18347•F

ME

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Masters (Masters Women)
#0 / 6539
Top 44%
Division (F40-44)
#0 / 1878
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
8:42/mi
27:01
↑ 97↓ 3451.5%
10K· 6.21 mi
8:34/mi
53:38
↑ 79↓ 1380.4%
15K· 9.32 mi
8:33/mi
1:20:12
↑ 67↓ 78
20K· 12.43 mi
8:52/mi
1:47:46
↑ 106↓ 860.1%
Half· 13.11 mi
8:30/mi
1:53:34
↑ 19↓ 370.5%
25K· 15.53 mi
8:36/mi
2:14:26
↑ 66↓ 880.2%
30K· 18.64 mi
8:59/mi
2:42:20
↑ 181↓ 1480.2%
20M
9:06/mi
2:54:42
↑ 64↓ 500.2%
21M
9:35/mi
3:04:17
↑ 106↓ 241.6%
35K· 21.75 mi
8:52/mi
3:10:55
↑ 17↓ 861.7%
23M
9:21/mi
3:22:38
↑ 23↓ 630.6%
24M
8:43/mi
3:31:21
↓ 821.3%
40K· 24.85 mi
7:45/mi
3:37:59
↓ 200.3%
25.2M
8:10/mi
3:40:48
↑ 13↓ 160.2%
Finish· 26.22 mi
7:39/mi
3:48:36
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:53:34
Pace8:40 /mi
2nd Half
Distance13.11 mi
Time1:55:02
Pace8:47 /mi
📊Positive Split: 1.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:23:2627:018:4227:01
8:42
-
10K
6.21 mi11:50:0353:388:3826:37
8:34
-0:08
15K
9.32 mi12:16:371:20:128:3626:34
8:33
-0:01
20K
12.43 mi12:44:111:47:468:4027:34
8:52
+0:19
Half
13.11 mi12:49:591:53:348:405:48
8:30
-0:22
25K
15.53 mi13:10:512:14:268:3920:52
8:36
+0:06
30K
18.64 mi13:38:452:42:208:4327:54
8:59
+0:23
20M
20.00 mi13:51:072:54:428:4412:22
9:06
+0:07
21M
21.00 mi14:00:423:04:178:479:35
9:35
+0:29
35K
21.75 mi14:07:203:10:558:476:38
8:52
-0:43
23M
23.00 mi14:19:033:22:388:4911:43
9:21
+0:29
24M
24.00 mi14:27:463:31:218:488:43
8:43
-0:38
40K
24.85 mi14:34:243:37:598:466:38
7:45
-0:58
25.2M
25.20 mi14:37:133:40:488:462:49
8:10
+0:25
Finish
26.22 mi14:45:013:48:368:447:48
7:39
-0:31

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

7:39 /mi

Average Pace

8:44 /mi

Slowest Pace

9:35 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

17:15

8% of race

Time at Steady Pace

2:29:47

66% of race

Time at Slower Pace

1:01:34

27% of race

Average Pace: 8:43 /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 mi11:23:2627:018:4227:01
8:42
#18862
10K
6.21 mi11:50:0353:388:3826:37
8:34
#18696
15K
9.32 mi12:16:371:20:128:3626:34
8:33
#18501
20K
12.43 mi12:44:111:47:468:4027:34
8:52
#18650
Half
13.11 mi12:49:591:53:348:405:48
8:30
#18597
25K
15.53 mi13:10:512:14:268:3920:52
8:36
#18292
30K
18.64 mi13:38:452:42:208:4327:54
8:59
#18027
20M
20.00 mi13:51:072:54:428:4412:22
9:06
#17939
21M
21.00 mi14:00:423:04:178:479:35
9:35
#17825
35K
21.75 mi14:07:203:10:558:476:38
8:52
#17807
23M
23.00 mi14:19:033:22:388:4911:43
9:21
#17842
24M
24.00 mi14:27:463:31:218:488:43
8:43
#17740
40K
24.85 mi14:34:243:37:598:466:38
7:45
#17425
25.2M
25.20 mi14:37:133:40:488:462:49
8:10
#17280
Finish
26.22 mi14:45:013:48:368:447:48
7:39
#17005
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi188627113711318160(Top 68%)6593(Top 58%)6593(Top 351%)
10K6.21 mi3.10 mi18696+1666943+1706943+17018662(Top 70%)6872(Top 60%)6872(Top 366%)
15K9.32 mi3.11 mi18501+1956817+1266817+12618160(Top 68%)6593(Top 58%)6593(Top 351%)
20K12.43 mi3.11 mi18650-1496901-846901-8419077(Top 72%)7131(Top 62%)7131(Top 380%)
Half13.11 mi0.68 mi18597+536863+386863+3817746(Top 67%)6324(Top 55%)6324(Top 337%)
25K15.53 mi2.42 mi18292+3056702+1616702+16116853(Top 63%)5926(Top 52%)5926(Top 316%)
30K18.64 mi3.11 mi18027+2656584+1186584+11817073(Top 64%)6109(Top 53%)6109(Top 325%)
20M20.00 mi1.36 mi17939+886550+346550+3417073(Top 64%)6203(Top 54%)6203(Top 330%)
21M21.00 mi1.00 mi17825+1146483+676483+6716372(Top 61%)5838(Top 51%)5838(Top 311%)
35K21.75 mi0.75 mi17807+186485-26485-217298(Top 65%)6438(Top 56%)6438(Top 343%)
23M23.00 mi1.25 mi17842-356523-386523-3817766(Top 67%)6727(Top 59%)6727(Top 358%)
24M24.00 mi1.00 mi17740+1026474+496474+4915781(Top 59%)5694(Top 50%)5694(Top 303%)
40K24.85 mi0.85 mi17425+3156295+1796295+1798446(Top 32%)1936(Top 17%)1936(Top 103%)
25.2M25.20 mi0.35 mi17280+1456226+696226+697639(Top 29%)1709(Top 15%)1709(Top 91%)
Finish26.22 mi1.02 mi17005+2756084+1426084+1429715(Top 36%)2594(Top 23%)2594(Top 138%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 68%
×21story building
+97ft-345ft

Overall

18160

Females

6593

F40-44

6593

5K→10K

3.1 - 6.2 mi

Top 70%
×5story building
+79ft-138ft

Overall

18662

Females

6872

F40-44

6872

10K→15K

6.2 - 9.3 mi

Top 68%
×3story building
+67ft-78ft

Overall

18160

Females

6593

F40-44

6593

15K→20K

9.3 - 12.4 mi

Top 72%
×5story building
+106ft-86ft

Overall

19077

Females

7131

F40-44

7131

20K→Half

12.4 - 13.1 mi

Top 67%
×2story building
+19ft-37ft

Overall

17746

Females

6324

F40-44

6324

Half→25K

13.1 - 15.5 mi

Top 63%
×4story building
+66ft-88ft

Overall

16853

Females

5926

F40-44

5926

25K→30K

15.5 - 18.6 mi

Top 64%
×9story building
+181ft-148ft

Overall

17073

Females

6109

F40-44

6109

30K→20M

18.6 - 20.0 mi

Top 64%
×5story building
+64ft-50ft

Overall

17073

Females

6203

F40-44

6203

20M→21M

20.0 - 21.0 mi

Top 61%
×8story building
+106ft-24ft

Overall

16372

Females

5838

F40-44

5838

21M→35K

21.0 - 21.8 mi

Top 65%
×7story building
+17ft-86ft

Overall

17298

Females

6438

F40-44

6438

35K→23M

21.8 - 23.0 mi

Top 67%
×5story building
+23ft-63ft

Overall

17766

Females

6727

F40-44

6727

23M→24M

23.0 - 24.0 mi

Top 59%
×6story building
+12ft-82ft

Overall

15781

Females

5694

F40-44

5694

24M→40K

24.0 - 24.9 mi

Top 32%
×1story
+6ft-20ft

Overall

8446

Females

1936

F40-44

1936

40K→25.2M

24.9 - 25.2 mi

Top 29%
×1story
+13ft-16ft

Overall

7639

Females

1709

F40-44

1709

25.2M→Finish

25.2 - 26.2 mi

Top 36%
×2story building
+22ft-21ft

Overall

9715

Females

2594

F40-44

2594

Passing Analysis

Category:
Athletes Passed
2836
Passed By
979
Net Change
+1857
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#18862
5K → 10K450284+166#18862#18696
10K → 15K28893+195#18696#18501
15K → 20K110259-149#18501#18650
20K → Half6512+53#18650#18597
Half → 25K32520+305#18597#18292
25K → 30K32863+265#18292#18027
30K → 20M13244+88#18027#17939
20M → 21M14632+114#17939#17825
21M → 35K5840+18#17825#17807
35K → 23M76111-35#17807#17842
23M → 24M12018+102#17842#17740
24M → 40K3150+315#17740#17425
40K → 25.2M1472+145#17425#17280
25.2M → Finish2761+275#17280#17005
TOTALS2836979+1857
📊

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