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BOSTON MARATHON 2023

Jill Dann

Bib: 15299•F

OH

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 39%
Gender (Female)
#0 / 11423
Top 20%
Masters (Masters Women)
#0 / 6539
Top 9%
Division (F40-44)
#0 / 1878
Top 18%
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
7:58/mi
24:45
↑ 97↓ 3451.5%
10K· 6.21 mi
7:49/mi
49:03
↑ 79↓ 1380.4%
15K· 9.32 mi
7:46/mi
1:13:11
↑ 67↓ 78
20K· 12.43 mi
7:49/mi
1:37:27
↑ 106↓ 860.1%
Half· 13.11 mi
7:43/mi
1:42:43
↑ 19↓ 370.5%
25K· 15.53 mi
7:49/mi
2:01:40
↑ 66↓ 880.2%
30K· 18.64 mi
7:44/mi
2:25:42
↑ 181↓ 1480.2%
20M
7:46/mi
2:36:15
↑ 64↓ 500.2%
21M
8:09/mi
2:44:24
↑ 106↓ 241.6%
35K· 21.75 mi
7:32/mi
2:50:02
↑ 17↓ 861.7%
23M
7:40/mi
2:59:38
↑ 23↓ 630.6%
24M
7:32/mi
3:07:10
↓ 821.3%
40K· 24.85 mi
7:44/mi
3:13:47
↓ 200.3%
25.2M
8:16/mi
3:16:38
↑ 13↓ 160.2%
Finish· 26.22 mi
7:24/mi
3:24:10
↑ 22↓ 21

The Course

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Half Splits

1st Half· via Half
Distance13.11 mi
Time1:42:43
Pace7:50 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:41:27
Pace7:44 /mi
📊Negative Split: 1.2% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:54:5124:457:5824:45
7:58
-
10K
6.21 mi11:19:0949:037:5424:18
7:49
-0:09
15K
9.32 mi11:43:171:13:117:5124:08
7:46
-0:03
20K
12.43 mi12:07:331:37:277:5024:16
7:49
+0:03
Half
13.11 mi12:12:491:42:437:505:16
7:43
-0:06
25K
15.53 mi12:31:462:01:407:5018:57
7:49
+0:06
30K
18.64 mi12:55:482:25:427:4924:02
7:44
-0:05
20M
20.00 mi13:06:212:36:157:4910:33
7:46
+0:02
21M
21.00 mi13:14:302:44:247:508:09
8:09
+0:23
35K
21.75 mi13:20:082:50:027:495:38
7:32
-0:37
23M
23.00 mi13:29:442:59:387:499:36
7:40
+0:08
24M
24.00 mi13:37:163:07:107:487:32
7:32
-0:08
40K
24.85 mi13:43:533:13:477:486:37
7:44
+0:12
25.2M
25.20 mi13:46:443:16:387:482:51
8:16
+0:32
Finish
26.22 mi13:54:163:24:107:487:32
7:24
-0:52

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

7:24 /mi

Average Pace

7:48 /mi

Slowest Pace

8:16 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:13:10

95% of race

Time at Steady Pace

11:00

5% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:47 /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 mi10:54:5124:457:5824:45
7:58
#13766
10K
6.21 mi11:19:0949:037:5424:18
7:49
#13536
15K
9.32 mi11:43:171:13:117:5124:08
7:46
#13150
20K
12.43 mi12:07:331:37:277:5024:16
7:49
#12778
Half
13.11 mi12:12:491:42:437:505:16
7:43
#12728
25K
15.53 mi12:31:462:01:407:5018:57
7:49
#12467
30K
18.64 mi12:55:482:25:427:4924:02
7:44
#11751
20M
20.00 mi13:06:212:36:157:4910:33
7:46
#11473
21M
21.00 mi13:14:302:44:247:508:09
8:09
#11241
35K
21.75 mi13:20:082:50:027:495:38
7:32
#11133
23M
23.00 mi13:29:442:59:387:499:36
7:40
#10875
24M
24.00 mi13:37:163:07:107:487:32
7:32
#10724
40K
24.85 mi13:43:533:13:477:486:37
7:44
#10602
25.2M
25.20 mi13:46:443:16:387:482:51
8:16
#10543
Finish
26.22 mi13:54:163:24:107:487:32
7:24
#10408
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi137663878387812449(Top 47%)3154(Top 28%)3154(Top 168%)
10K6.21 mi3.10 mi13536+2303758+1203758+12013326(Top 50%)3618(Top 32%)3618(Top 193%)
15K9.32 mi3.11 mi13150+3863551+2073551+20712449(Top 47%)3154(Top 28%)3154(Top 168%)
20K12.43 mi3.11 mi12778+3723348+2033348+20311838(Top 44%)2866(Top 25%)2866(Top 153%)
Half13.11 mi0.68 mi12728+503324+243324+2412045(Top 45%)2923(Top 26%)2923(Top 156%)
25K15.53 mi2.42 mi12467+2613209+1153209+11511229(Top 42%)2605(Top 23%)2605(Top 139%)
30K18.64 mi3.11 mi11751+7162834+3752834+3758919(Top 34%)1679(Top 15%)1679(Top 89%)
20M20.00 mi1.36 mi11473+2782702+1322702+1328619(Top 32%)1652(Top 14%)1652(Top 88%)
21M21.00 mi1.00 mi11241+2322590+1122590+1128344(Top 31%)1670(Top 15%)1670(Top 89%)
35K21.75 mi0.75 mi11133+1082536+542536+548807(Top 33%)1840(Top 16%)1840(Top 98%)
23M23.00 mi1.25 mi10875+2582435+1012435+1017583(Top 28%)1416(Top 12%)1416(Top 75%)
24M24.00 mi1.00 mi10724+1512389+462389+467972(Top 30%)1672(Top 15%)1672(Top 89%)
40K24.85 mi0.85 mi10602+1222367+222367+228286(Top 31%)1868(Top 16%)1868(Top 99%)
25.2M25.20 mi0.35 mi10543+592341+262341+268178(Top 31%)1905(Top 17%)1905(Top 101%)
Finish26.22 mi1.02 mi10408+1352299+422299+427780(Top 29%)1740(Top 15%)1740(Top 93%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 47%
×21story building
+97ft-345ft

Overall

12449

Females

3154

F40-44

3154

5K→10K

3.1 - 6.2 mi

Top 50%
×5story building
+79ft-138ft

Overall

13326

Females

3618

F40-44

3618

10K→15K

6.2 - 9.3 mi

Top 47%
×3story building
+67ft-78ft

Overall

12449

Females

3154

F40-44

3154

15K→20K

9.3 - 12.4 mi

Top 44%
×5story building
+106ft-86ft

Overall

11838

Females

2866

F40-44

2866

20K→Half

12.4 - 13.1 mi

Top 45%
×2story building
+19ft-37ft

Overall

12045

Females

2923

F40-44

2923

Half→25K

13.1 - 15.5 mi

Top 42%
×4story building
+66ft-88ft

Overall

11229

Females

2605

F40-44

2605

25K→30K

15.5 - 18.6 mi

Top 34%
×9story building
+181ft-148ft

Overall

8919

Females

1679

F40-44

1679

30K→20M

18.6 - 20.0 mi

Top 32%
×5story building
+64ft-50ft

Overall

8619

Females

1652

F40-44

1652

20M→21M

20.0 - 21.0 mi

Top 31%
×8story building
+106ft-24ft

Overall

8344

Females

1670

F40-44

1670

21M→35K

21.0 - 21.8 mi

Top 33%
×7story building
+17ft-86ft

Overall

8807

Females

1840

F40-44

1840

35K→23M

21.8 - 23.0 mi

Top 28%
×5story building
+23ft-63ft

Overall

7583

Females

1416

F40-44

1416

23M→24M

23.0 - 24.0 mi

Top 30%
×6story building
+12ft-82ft

Overall

7972

Females

1672

F40-44

1672

24M→40K

24.0 - 24.9 mi

Top 31%
×1story
+6ft-20ft

Overall

8286

Females

1868

F40-44

1868

40K→25.2M

24.9 - 25.2 mi

Top 31%
×1story
+13ft-16ft

Overall

8178

Females

1905

F40-44

1905

25.2M→Finish

25.2 - 26.2 mi

Top 29%
×2story building
+22ft-21ft

Overall

7780

Females

1740

F40-44

1740

Passing Analysis

Category:
Athletes Passed
3776
Passed By
418
Net Change
+3358
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#13766
5K → 10K429199+230#13766#13536
10K → 15K44963+386#13536#13150
15K → 20K40432+372#13150#12778
20K → Half6414+50#12778#12728
Half → 25K29231+261#12728#12467
25K → 30K7204+716#12467#11751
30K → 20M2857+278#11751#11473
20M → 21M2397+232#11473#11241
21M → 35K1157+108#11241#11133
35K → 23M2646+258#11133#10875
23M → 24M16211+151#10875#10724
24M → 40K13513+122#10724#10602
40K → 25.2M656+59#10602#10543
25.2M → Finish15318+135#10543#10408
TOTALS3776418+3358
📊

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