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BOSTON MARATHON 2023

Rory Kelly

Bib: 10960•F

MA

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 14%
Gender (Female)
#0 / 11423
Top 2%
Division (F18-39)
#0 / 4884
Top 4%
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
7:01/mi
21:48
↑ 97↓ 3451.5%
10K· 6.21 mi
6:53/mi
43:12
↑ 79↓ 1380.4%
15K· 9.32 mi
6:47/mi
1:04:18
↑ 67↓ 78
20K· 12.43 mi
6:53/mi
1:25:42
↑ 106↓ 860.1%
Half· 13.11 mi
6:43/mi
1:30:17
↑ 19↓ 370.5%
25K· 15.53 mi
6:48/mi
1:46:46
↑ 66↓ 880.2%
30K· 18.64 mi
6:54/mi
2:08:13
↑ 181↓ 1480.2%
20M
6:40/mi
2:17:16
↑ 64↓ 500.2%
21M
6:59/mi
2:24:15
↑ 106↓ 241.6%
35K· 21.75 mi
6:20/mi
2:28:59
↑ 17↓ 861.7%
23M
6:33/mi
2:37:11
↑ 23↓ 630.6%
24M
6:32/mi
2:43:43
↓ 821.3%
40K· 24.85 mi
6:46/mi
2:49:30
↓ 200.3%
25.2M
7:09/mi
2:51:58
↑ 13↓ 160.2%
Finish· 26.22 mi
6:24/mi
2:58:29
↑ 22↓ 21

The Course

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Half Splits

1st Half· via Half
Distance13.11 mi
Time1:30:17
Pace6:53 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:28:12
Pace6:44 /mi
📊Negative Split: 2.3% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:48:1821:487:0121:48
7:01
-
10K
6.21 mi11:09:4243:126:5721:24
6:53
-0:08
15K
9.32 mi11:30:481:04:186:5421:06
6:47
-0:06
20K
12.43 mi11:52:121:25:426:5421:24
6:53
+0:06
Half
13.11 mi11:56:471:30:176:534:35
6:43
-0:10
25K
15.53 mi12:13:161:46:466:5216:29
6:48
+0:05
30K
18.64 mi12:34:432:08:136:5321:27
6:54
+0:06
20M
20.00 mi12:43:462:17:166:529:03
6:40
-0:14
21M
21.00 mi12:50:452:24:156:526:59
6:59
+0:19
35K
21.75 mi12:55:292:28:596:514:44
6:20
-0:39
23M
23.00 mi13:03:412:37:116:508:12
6:33
+0:13
24M
24.00 mi13:10:132:43:436:496:32
6:32
-0:01
40K
24.85 mi13:16:002:49:306:495:47
6:46
+0:14
25.2M
25.20 mi13:18:282:51:586:492:28
7:09
+0:23
Finish
26.22 mi13:24:592:58:296:496:31
6:24
-0:45

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

6:20 /mi

Average Pace

6:49 /mi

Slowest Pace

7:09 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:27:14

82% of race

Time at Steady Pace

31:15

18% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:48 /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 mi10:48:1821:487:0121:48
7:01
#6352
10K
6.21 mi11:09:4243:126:5721:24
6:53
#6222
15K
9.32 mi11:30:481:04:186:5421:06
6:47
#5840
20K
12.43 mi11:52:121:25:426:5421:24
6:53
#5685
Half
13.11 mi11:56:471:30:176:534:35
6:43
#5634
25K
15.53 mi12:13:161:46:466:5216:29
6:48
#5400
30K
18.64 mi12:34:432:08:136:5321:27
6:54
#4989
20M
20.00 mi12:43:462:17:166:529:03
6:40
#4702
21M
21.00 mi12:50:452:24:156:526:59
6:59
#4491
35K
21.75 mi12:55:292:28:596:514:44
6:20
#4316
23M
23.00 mi13:03:412:37:116:508:12
6:33
#4064
24M
24.00 mi13:10:132:43:436:496:32
6:32
#3935
40K
24.85 mi13:16:002:49:306:495:47
6:46
#3842
25.2M
25.20 mi13:18:282:51:586:492:28
7:09
#3794
Finish
26.22 mi13:24:592:58:296:496:31
6:24
#3654
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi63525645645048(Top 19%)357(Top 3%)357(Top 7%)
10K6.21 mi3.10 mi6222+130556+8556+86049(Top 23%)539(Top 5%)539(Top 11%)
15K9.32 mi3.11 mi5840+382480+76480+765048(Top 19%)357(Top 3%)357(Top 7%)
20K12.43 mi3.11 mi5685+155445+35445+355270(Top 20%)394(Top 3%)394(Top 8%)
Half13.11 mi0.68 mi5634+51435+10435+104619(Top 17%)312(Top 3%)312(Top 6%)
25K15.53 mi2.42 mi5400+234404+31404+314155(Top 16%)260(Top 2%)260(Top 5%)
30K18.64 mi3.11 mi4989+411350+54350+543701(Top 14%)225(Top 2%)225(Top 5%)
20M20.00 mi1.36 mi4702+287314+36314+362132(Top 8%)102(Top 0.9%)102(Top 2%)
21M21.00 mi1.00 mi4491+211296+18296+182114(Top 8%)116(Top 1%)116(Top 2%)
35K21.75 mi0.75 mi4316+175279+17279+171701(Top 6%)86(Top 0.8%)86(Top 2%)
23M23.00 mi1.25 mi4064+252253+26253+261631(Top 6%)81(Top 0.7%)81(Top 2%)
24M24.00 mi1.00 mi3935+129245+8245+82272(Top 9%)146(Top 1%)146(Top 3%)
40K24.85 mi0.85 mi3842+93230+15230+152697(Top 10%)207(Top 2%)207(Top 4%)
25.2M25.20 mi0.35 mi3794+48226+4226+42409(Top 9%)179(Top 2%)179(Top 4%)
Finish26.22 mi1.02 mi3654+140216+10216+102028(Top 8%)140(Top 1%)140(Top 3%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 19%
×21story building
+97ft-345ft

Overall

5048

Females

357

F18-39

357

5K→10K

3.1 - 6.2 mi

Top 23%
×5story building
+79ft-138ft

Overall

6049

Females

539

F18-39

539

10K→15K

6.2 - 9.3 mi

Top 19%
×3story building
+67ft-78ft

Overall

5048

Females

357

F18-39

357

15K→20K

9.3 - 12.4 mi

Top 20%
×5story building
+106ft-86ft

Overall

5270

Females

394

F18-39

394

20K→Half

12.4 - 13.1 mi

Top 17%
×2story building
+19ft-37ft

Overall

4619

Females

312

F18-39

312

Half→25K

13.1 - 15.5 mi

Top 16%
×4story building
+66ft-88ft

Overall

4155

Females

260

F18-39

260

25K→30K

15.5 - 18.6 mi

Top 14%
×9story building
+181ft-148ft

Overall

3701

Females

225

F18-39

225

30K→20M

18.6 - 20.0 mi

Top 8%
×5story building
+64ft-50ft

Overall

2132

Females

102

F18-39

102

20M→21M

20.0 - 21.0 mi

Top 8%
×8story building
+106ft-24ft

Overall

2114

Females

116

F18-39

116

21M→35K

21.0 - 21.8 mi

Top 6%
×7story building
+17ft-86ft

Overall

1701

Females

86

F18-39

86

35K→23M

21.8 - 23.0 mi

Top 6%
×5story building
+23ft-63ft

Overall

1631

Females

81

F18-39

81

23M→24M

23.0 - 24.0 mi

Top 9%
×6story building
+12ft-82ft

Overall

2272

Females

146

F18-39

146

24M→40K

24.0 - 24.9 mi

Top 10%
×1story
+6ft-20ft

Overall

2697

Females

207

F18-39

207

40K→25.2M

24.9 - 25.2 mi

Top 9%
×1story
+13ft-16ft

Overall

2409

Females

179

F18-39

179

25.2M→Finish

25.2 - 26.2 mi

Top 8%
×2story building
+22ft-21ft

Overall

2028

Females

140

F18-39

140

Passing Analysis

Category:
Athletes Passed
2912
Passed By
214
Net Change
+2698
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#6352
5K → 10K264134+130#6352#6222
10K → 15K39412+382#6222#5840
15K → 20K18833+155#5840#5685
20K → Half521+51#5685#5634
Half → 25K2362+234#5634#5400
25K → 30K4176+411#5400#4989
30K → 20M2870+287#4989#4702
20M → 21M2110+211#4702#4491
21M → 35K1761+175#4491#4316
35K → 23M2520+252#4316#4064
23M → 24M1356+129#4064#3935
24M → 40K1029+93#3935#3842
40K → 25.2M513+48#3842#3794
25.2M → Finish1477+140#3794#3654
TOTALS2912214+2698
📊

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