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BOSTON MARATHON 2023

Kate Downie

Bib: 15386 F GB

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 28%
Gender (Female)
#0 / 11423
Top 10%
Division (F18-39)
#0 / 4884
Top 18%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
469 ft elev
5K· 3.11 mi
7:19/mi
22:44
↑ 97↓ 3451.5%
220 ft elev
10K· 6.21 mi
7:09/mi
44:58
↑ 79↓ 1380.4%
157 ft elev
15K· 9.32 mi
7:08/mi
1:07:09
↑ 67↓ 78
146 ft elev
20K· 12.43 mi
7:14/mi
1:29:37
↑ 106↓ 860.1%
165 ft elev
Half· 13.11 mi
7:15/mi
1:34:34
↑ 19↓ 370.5%
148 ft elev
25K· 15.53 mi
7:21/mi
1:52:24
↑ 66↓ 880.2%
127 ft elev
30K· 18.64 mi
7:25/mi
2:15:28
↑ 181↓ 1480.2%
138 ft elev
20M
7:33/mi
2:25:43
↑ 64↓ 500.2%
148 ft elev
21M
8:04/mi
2:33:47
↑ 106↓ 241.6%
227 ft elev
35K· 21.75 mi
7:13/mi
2:39:11
↑ 17↓ 861.7%
156 ft elev
23M
7:45/mi
2:48:53
↑ 23↓ 630.6%
116 ft elev
24M
7:41/mi
2:56:34
↓ 821.3%
34 ft elev
40K· 24.85 mi
7:51/mi
3:03:17
↓ 200.3%
20 ft elev
25.2M
8:42/mi
3:06:17
↑ 13↓ 160.2%
18 ft elev
Finish· 26.22 mi
7:52/mi
3:14:18
↑ 22↓ 21
17 ft elev
Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:34:34
Pace7:13 /mi
2nd Half
Distance13.11 mi
Time1:39:44
Pace7:36 /mi
📊Positive Split: 5.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:51:4422:447:1922:44
7:19
-
10K
6.21 mi11:13:5844:587:1422:14
7:09
-0:10
15K
9.32 mi11:36:091:07:097:1222:11
7:08
-0:01
20K
12.43 mi11:58:371:29:377:1322:28
7:14
+0:06
Half
13.11 mi12:03:341:34:347:134:57
7:15
+0:01
25K
15.53 mi12:21:241:52:247:1417:50
7:21
+0:06
30K
18.64 mi12:44:282:15:287:1623:04
7:25
+0:04
20M
20.00 mi12:54:432:25:437:1710:15
7:33
+0:08
21M
21.00 mi13:02:472:33:477:198:04
8:04
+0:31
35K
21.75 mi13:08:112:39:117:195:24
7:13
-0:51
23M
23.00 mi13:17:532:48:537:219:42
7:45
+0:32
24M
24.00 mi13:25:342:56:347:217:41
7:41
-0:04
40K
24.85 mi13:32:173:03:177:226:43
7:51
+0:10
25.2M
25.20 mi13:35:173:06:177:243:00
8:42
+0:51
Finish
26.22 mi13:43:183:14:187:258:01
7:52
-0:50

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

7:08 /mi

Average Pace

7:25 /mi

Slowest Pace

8:42 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

44:25

23% of race

Time at Steady Pace

1:46:42

55% of race

Time at Slower Pace

43:11

22% of race

Average Pace: 7:25 /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 mi10:51:4422:447:1922:44
7:19
#8226
10K
6.21 mi11:13:5844:587:1422:14
7:09
#8021
15K
9.32 mi11:36:091:07:097:1222:11
7:08
#7784
20K
12.43 mi11:58:371:29:377:1322:28
7:14
#7628
Half
13.11 mi12:03:341:34:347:134:57
7:15
#7654
25K
15.53 mi12:21:241:52:247:1417:50
7:21
#7621
30K
18.64 mi12:44:282:15:287:1623:04
7:25
#7406
20M
20.00 mi12:54:432:25:437:1710:15
7:33
#7350
21M
21.00 mi13:02:472:33:477:198:04
8:04
#7350
35K
21.75 mi13:08:112:39:117:195:24
7:13
#7301
23M
23.00 mi13:17:532:48:537:219:42
7:45
#7306
24M
24.00 mi13:25:342:56:347:217:41
7:41
#7315
40K
24.85 mi13:32:173:03:177:226:43
7:51
#7364
25.2M
25.20 mi13:35:173:06:177:243:00
8:42
#7415
Finish
26.22 mi13:43:183:14:187:258:01
7:52
#7531
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi8226109710977419(Top 28%)871(Top 8%)871(Top 18%)
10K6.21 mi3.10 mi8021+2051037+601037+607822(Top 29%)994(Top 9%)994(Top 20%)
15K9.32 mi3.11 mi7784+237959+78959+787419(Top 28%)871(Top 8%)871(Top 18%)
20K12.43 mi3.11 mi7628+156925+34925+347314(Top 27%)873(Top 8%)873(Top 18%)
Half13.11 mi0.68 mi7654-26937-12937-128300(Top 31%)1205(Top 11%)1205(Top 25%)
25K15.53 mi2.42 mi7621+33941-4941-47672(Top 29%)1076(Top 9%)1076(Top 22%)
30K18.64 mi3.11 mi7406+215897+44897+446753(Top 25%)850(Top 7%)850(Top 17%)
20M20.00 mi1.36 mi7350+568978977108(Top 27%)1058(Top 9%)1058(Top 22%)
21M21.00 mi1.00 mi7350921-24921-247809(Top 29%)1424(Top 12%)1424(Top 29%)
35K21.75 mi0.75 mi7301+49919+2919+26681(Top 25%)983(Top 9%)983(Top 20%)
23M23.00 mi1.25 mi7306-5943-24943-248055(Top 30%)1599(Top 14%)1599(Top 33%)
24M24.00 mi1.00 mi7315-9960-17960-178988(Top 34%)2082(Top 18%)2082(Top 43%)
40K24.85 mi0.85 mi7364-491003-431003-439050(Top 34%)2182(Top 19%)2182(Top 45%)
25.2M25.20 mi0.35 mi7415-511032-291032-2910759(Top 40%)3033(Top 27%)3033(Top 62%)
Finish26.22 mi1.02 mi7531-1161088-561088-5611159(Top 42%)3265(Top 29%)3265(Top 67%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 28%
×21story building
+97ft-345ft

Overall

7419

Females

871

F18-39

871

5K→10K

3.1 - 6.2 mi

Top 29%
×5story building
+79ft-138ft

Overall

7822

Females

994

F18-39

994

10K→15K

6.2 - 9.3 mi

Top 28%
×3story building
+67ft-78ft

Overall

7419

Females

871

F18-39

871

15K→20K

9.3 - 12.4 mi

Top 27%
×5story building
+106ft-86ft

Overall

7314

Females

873

F18-39

873

20K→Half

12.4 - 13.1 mi

Top 31%
×2story building
+19ft-37ft

Overall

8300

Females

1205

F18-39

1205

Half→25K

13.1 - 15.5 mi

Top 29%
×4story building
+66ft-88ft

Overall

7672

Females

1076

F18-39

1076

25K→30K

15.5 - 18.6 mi

Top 25%
×9story building
+181ft-148ft

Overall

6753

Females

850

F18-39

850

30K→20M

18.6 - 20.0 mi

Top 27%
×5story building
+64ft-50ft

Overall

7108

Females

1058

F18-39

1058

20M→21M

20.0 - 21.0 mi

Top 29%
×8story building
+106ft-24ft

Overall

7809

Females

1424

F18-39

1424

21M→35K

21.0 - 21.8 mi

Top 25%
×7story building
+17ft-86ft

Overall

6681

Females

983

F18-39

983

35K→23M

21.8 - 23.0 mi

Top 30%
×5story building
+23ft-63ft

Overall

8055

Females

1599

F18-39

1599

23M→24M

23.0 - 24.0 mi

Top 34%
×6story building
+12ft-82ft

Overall

8988

Females

2082

F18-39

2082

24M→40K

24.0 - 24.9 mi

Top 34%
×1story
+6ft-20ft

Overall

9050

Females

2182

F18-39

2182

40K→25.2M

24.9 - 25.2 mi

Top 40%
×1story
+13ft-16ft

Overall

10759

Females

3033

F18-39

3033

25.2M→Finish

25.2 - 26.2 mi

Top 42%
×2story building
+22ft-21ft

Overall

11159

Females

3265

F18-39

3265

Passing Analysis

Category:
Athletes Passed
1639
Passed By
944
Net Change
+695
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#8226
5K → 10K354149+205#8226#8021
10K → 15K28043+237#8021#7784
15K → 20K20347+156#7784#7628
20K → Half1743-26#7628#7654
Half → 25K10471+33#7654#7621
25K → 30K25540+215#7621#7406
30K → 20M9236+56#7406#7350
20M → 21M59590#7350#7350
21M → 35K6718+49#7350#7301
35K → 23M7378-5#7301#7306
23M → 24M5665-9#7306#7315
24M → 40K3483-49#7315#7364
40K → 25.2M1364-51#7364#7415
25.2M → Finish32148-116#7415#7531
TOTALS1639944+695
📊

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