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BOSTON MARATHON 2024

Naomi Gentle

Bib: 15386•F

NV

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Top 33%
Gender (Female)
#0 / 10924
Top 18%
Masters (Masters Women)
#0 / 6263
Top 8%
Division (F45-49)
#0 / 1753
Top 8%
Race Day Weather
55°/45°F
scattered clouds

⏱️ 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
7:20/mi
22:48
↑ 97↓ 3451.5%
10K· 6.21 mi
7:32/mi
46:12
↑ 79↓ 1380.4%
15K· 9.32 mi
7:35/mi
1:09:45
↑ 67↓ 78
20K· 12.43 mi
7:42/mi
1:33:41
↑ 106↓ 860.1%
Half· 13.11 mi
7:31/mi
1:38:49
↑ 19↓ 370.5%
25K· 15.53 mi
7:47/mi
1:57:42
↑ 66↓ 880.2%
30K· 18.64 mi
8:02/mi
2:22:40
↑ 181↓ 1480.2%
20M
8:31/mi
2:34:15
↑ 64↓ 500.2%
21M
8:56/mi
2:43:11
↑ 106↓ 241.6%
35K· 21.75 mi
8:15/mi
2:49:21
↑ 17↓ 861.7%
23M
8:17/mi
2:59:43
↑ 23↓ 630.6%
24M
8:04/mi
3:07:47
↓ 821.3%
40K· 24.85 mi
8:23/mi
3:14:57
↓ 200.3%
25.2M
9:02/mi
3:18:04
↑ 13↓ 160.2%
Finish· 26.22 mi
7:55/mi
3:26:08
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:38:49
Pace7:32 /mi
2nd Half
Distance13.11 mi
Time1:47:19
Pace8:11 /mi
📊Positive Split: 8.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:56:2222:487:2022:48
7:20
-
10K
6.21 mi11:19:4646:127:2623:24
7:32
+0:12
15K
9.32 mi11:43:191:09:457:2923:33
7:35
+0:03
20K
12.43 mi12:07:151:33:417:3223:56
7:42
+0:07
Half
13.11 mi12:12:231:38:497:325:08
7:31
-0:11
25K
15.53 mi12:31:161:57:427:3518:53
7:47
+0:16
30K
18.64 mi12:56:142:22:407:3924:58
8:02
+0:15
20M
20.00 mi13:07:492:34:157:4311:35
8:31
+0:29
21M
21.00 mi13:16:452:43:117:468:56
8:56
+0:25
35K
21.75 mi13:22:552:49:217:476:10
8:15
-0:41
23M
23.00 mi13:33:172:59:437:4910:22
8:17
+0:02
24M
24.00 mi13:41:213:07:477:498:04
8:04
-0:13
40K
24.85 mi13:48:313:14:577:517:10
8:23
+0:19
25.2M
25.20 mi13:51:383:18:047:523:07
9:02
+0:39
Finish
26.22 mi13:59:423:26:087:528:04
7:55
-1:07

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

7:20 /mi

Average Pace

7:52 /mi

Slowest Pace

9:02 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:57:42

57% of race

Time at Steady Pace

47:16

23% of race

Time at Slower Pace

41:10

20% of race

Average Pace: 7:52 /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 mi10:56:2222:487:2022:48
7:20
#9490
10K
6.21 mi11:19:4646:127:2623:24
7:32
#9910
15K
9.32 mi11:43:191:09:457:2923:33
7:35
#10031
20K
12.43 mi12:07:151:33:417:3223:56
7:42
#9936
Half
13.11 mi12:12:231:38:497:325:08
7:31
#9879
25K
15.53 mi12:31:161:57:427:3518:53
7:47
#9631
30K
18.64 mi12:56:142:22:407:3924:58
8:02
#9223
20M
20.00 mi13:07:492:34:157:4311:35
8:31
#9190
21M
21.00 mi13:16:452:43:117:468:56
8:56
#9031
35K
21.75 mi13:22:552:49:217:476:10
8:15
#8992
23M
23.00 mi13:33:172:59:437:4910:22
8:17
#8795
24M
24.00 mi13:41:213:07:477:498:04
8:04
#8682
40K
24.85 mi13:48:313:14:577:517:10
8:23
#8583
25.2M
25.20 mi13:51:383:18:047:523:07
9:02
#8518
Finish
26.22 mi13:59:423:26:087:528:04
7:55
#8438
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi94901790179010284(Top 40%)2319(Top 21%)2319(Top 132%)
10K6.21 mi3.10 mi9910-4202005-2152005-21510533(Top 41%)2372(Top 22%)2372(Top 135%)
15K9.32 mi3.11 mi10031-1212109-1042109-10410284(Top 40%)2319(Top 21%)2319(Top 132%)
20K12.43 mi3.11 mi9936+952119-102119-109767(Top 38%)2215(Top 20%)2215(Top 126%)
Half13.11 mi0.68 mi9879+572092+272092+279353(Top 37%)1985(Top 18%)1985(Top 113%)
25K15.53 mi2.42 mi9631+2482030+622030+628863(Top 35%)1935(Top 18%)1935(Top 110%)
30K18.64 mi3.11 mi9223+4081912+1181912+1188077(Top 32%)1806(Top 17%)1806(Top 103%)
20M20.00 mi1.36 mi9190+331968-561968-569573(Top 37%)2727(Top 25%)2727(Top 156%)
21M21.00 mi1.00 mi9031+1591957+111957+118273(Top 32%)2318(Top 21%)2318(Top 132%)
35K21.75 mi0.75 mi8992+391966-91966-99231(Top 36%)2817(Top 26%)2817(Top 161%)
23M23.00 mi1.25 mi8795+1971940+261940+267235(Top 28%)2017(Top 18%)2017(Top 115%)
24M24.00 mi1.00 mi8682+1131932+81932+87011(Top 27%)2001(Top 18%)2001(Top 114%)
40K24.85 mi0.85 mi8583+991937-51937-57774(Top 30%)2492(Top 23%)2492(Top 142%)
25.2M25.20 mi0.35 mi8518+651931+61931+66759(Top 26%)2053(Top 19%)2053(Top 117%)
Finish26.22 mi1.02 mi8438+801930+11930+18052(Top 32%)2604(Top 24%)2604(Top 149%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 40%
×21story building
+97ft-345ft

Overall

10284

Females

2319

F45-49

2319

5K→10K

3.1 - 6.2 mi

Top 41%
×5story building
+79ft-138ft

Overall

10533

Females

2372

F45-49

2372

10K→15K

6.2 - 9.3 mi

Top 40%
×3story building
+67ft-78ft

Overall

10284

Females

2319

F45-49

2319

15K→20K

9.3 - 12.4 mi

Top 38%
×5story building
+106ft-86ft

Overall

9767

Females

2215

F45-49

2215

20K→Half

12.4 - 13.1 mi

Top 37%
×2story building
+19ft-37ft

Overall

9353

Females

1985

F45-49

1985

Half→25K

13.1 - 15.5 mi

Top 35%
×4story building
+66ft-88ft

Overall

8863

Females

1935

F45-49

1935

25K→30K

15.5 - 18.6 mi

Top 32%
×9story building
+181ft-148ft

Overall

8077

Females

1806

F45-49

1806

30K→20M

18.6 - 20.0 mi

Top 37%
×5story building
+64ft-50ft

Overall

9573

Females

2727

F45-49

2727

20M→21M

20.0 - 21.0 mi

Top 32%
×8story building
+106ft-24ft

Overall

8273

Females

2318

F45-49

2318

21M→35K

21.0 - 21.8 mi

Top 36%
×7story building
+17ft-86ft

Overall

9231

Females

2817

F45-49

2817

35K→23M

21.8 - 23.0 mi

Top 28%
×5story building
+23ft-63ft

Overall

7235

Females

2017

F45-49

2017

23M→24M

23.0 - 24.0 mi

Top 27%
×6story building
+12ft-82ft

Overall

7011

Females

2001

F45-49

2001

24M→40K

24.0 - 24.9 mi

Top 30%
×1story
+6ft-20ft

Overall

7774

Females

2492

F45-49

2492

40K→25.2M

24.9 - 25.2 mi

Top 26%
×1story
+13ft-16ft

Overall

6759

Females

2053

F45-49

2053

25.2M→Finish

25.2 - 26.2 mi

Top 32%
×2story building
+22ft-21ft

Overall

8052

Females

2604

F45-49

2604

Passing Analysis

Category:
Athletes Passed
2602
Passed By
1548
Net Change
+1052
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#9490
5K → 10K122542-420#9490#9910
10K → 15K171291-121#9910#10031
15K → 20K261166+95#10031#9936
20K → Half7013+57#9936#9879
Half → 25K33889+248#9879#9631
25K → 30K47264+408#9631#9223
30K → 20M153120+33#9223#9190
20M → 21M21455+159#9190#9031
21M → 35K8849+39#9031#8992
35K → 23M23437+197#8992#8795
23M → 24M14835+113#8795#8682
24M → 40K13536+99#8682#8583
40K → 25.2M8015+65#8583#8518
25.2M → Finish11636+80#8518#8438
TOTALS26021548+1052
📊

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