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BOSTON MARATHON 2024

Natalia Romo

Bib: 10400•F

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Gender (Female)
#0 / 10924
Masters (Masters Women)
#0 / 6263
Division (F45-49)
#0 / 1753
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
9:35/mi
29:46
↑ 97↓ 3451.5%
10K· 6.21 mi
10:23/mi
1:02:02
↑ 79↓ 1380.4%
15K· 9.32 mi
10:11/mi
1:33:41
↑ 67↓ 78
20K· 12.43 mi
9:59/mi
2:04:41
↑ 106↓ 860.1%
Half· 13.11 mi
9:27/mi
2:11:08
↑ 19↓ 370.5%
25K· 15.53 mi
10:19/mi
2:36:08
↑ 66↓ 880.2%
30K· 18.64 mi
10:49/mi
3:09:43
↑ 181↓ 1480.2%
20M
10:46/mi
3:24:21
↑ 64↓ 500.2%
21M
11:12/mi
3:35:33
↑ 106↓ 241.6%
35K· 21.75 mi
10:23/mi
3:43:19
↑ 17↓ 861.7%
23M
10:25/mi
3:56:21
↑ 23↓ 630.6%
24M
9:40/mi
4:06:01
↓ 821.3%
40K· 24.85 mi
10:08/mi
4:14:41
↓ 200.3%
25.2M
11:07/mi
4:18:31
↑ 13↓ 160.2%
Finish· 26.22 mi
9:49/mi
4:28:31
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:11:08
Pace10:00 /mi
2nd Half
Distance13.11 mi
Time2:17:23
Pace10:29 /mi
📊Positive Split: 4.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:56:4229:469:3529:46
9:35
-
10K
6.21 mi11:28:581:02:029:5932:16
10:23
+0:48
15K
9.32 mi12:00:371:33:4110:0331:39
10:11
-0:12
20K
12.43 mi12:31:372:04:4110:0231:00
9:59
-0:12
Half
13.11 mi12:38:042:11:0810:006:27
9:27
-0:32
25K
15.53 mi13:03:042:36:0810:0325:00
10:19
+0:52
30K
18.64 mi13:36:393:09:4310:1133:35
10:49
+0:30
20M
20.00 mi13:51:173:24:2110:1314:38
10:46
-0:03
21M
21.00 mi14:02:293:35:3310:1611:12
11:12
+0:26
35K
21.75 mi14:10:153:43:1910:167:46
10:23
-0:49
23M
23.00 mi14:23:173:56:2110:1713:02
10:25
+0:02
24M
24.00 mi14:32:574:06:0110:159:40
9:40
-0:45
40K
24.85 mi14:41:374:14:4110:158:40
10:08
+0:28
25.2M
25.20 mi14:45:274:18:3110:163:50
11:07
+0:59
Finish
26.22 mi14:55:274:28:3110:1510:00
9:49
-1:18

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

9:27 /mi

Average Pace

10:15 /mi

Slowest Pace

11:12 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:12:14

72% of race

Time at Steady Pace

1:05:05

24% of race

Time at Slower Pace

11:12

4% of race

Average Pace: 10:14 /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 mi10:56:4229:469:3529:46
9:35
#21962
10K
6.21 mi11:28:581:02:029:5932:16
10:23
#22745
15K
9.32 mi12:00:371:33:4110:0331:39
10:11
#22587
20K
12.43 mi12:31:372:04:4110:0231:00
9:59
#22032
Half
13.11 mi12:38:042:11:0810:006:27
9:27
#21938
25K
15.53 mi13:03:042:36:0810:0325:00
10:19
#21604
30K
18.64 mi13:36:393:09:4310:1133:35
10:49
#21203
20M
20.00 mi13:51:173:24:2110:1314:38
10:46
#21016
21M
21.00 mi14:02:293:35:3310:1611:12
11:12
#20796
35K
21.75 mi14:10:153:43:1910:167:46
10:23
#20693
23M
23.00 mi14:23:173:56:2110:1713:02
10:25
#20506
24M
24.00 mi14:32:574:06:0110:159:40
9:40
#20287
40K
24.85 mi14:41:374:14:4110:158:40
10:08
#20112
25.2M
25.20 mi14:45:274:18:3110:163:50
11:07
#20026
Finish
26.22 mi14:55:274:28:3110:1510:00
9:49
#19947
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi219628884888422299(Top 87%)9037(Top 83%)9037(Top 516%)
10K6.21 mi3.10 mi22745-7839283-3999283-39923340(Top 91%)9603(Top 88%)9603(Top 548%)
15K9.32 mi3.11 mi22587+1589179+1049179+10422299(Top 87%)9037(Top 83%)9037(Top 516%)
20K12.43 mi3.11 mi22032+5558924+2558924+25520536(Top 80%)8110(Top 74%)8110(Top 463%)
Half13.11 mi0.68 mi21938+948877+478877+4719952(Top 78%)7856(Top 72%)7856(Top 448%)
25K15.53 mi2.42 mi21604+3348705+1728705+17219949(Top 78%)7900(Top 72%)7900(Top 451%)
30K18.64 mi3.11 mi21203+4018540+1658540+16519550(Top 77%)7882(Top 72%)7882(Top 450%)
20M20.00 mi1.36 mi21016+1878478+628478+6218720(Top 73%)7581(Top 69%)7581(Top 432%)
21M21.00 mi1.00 mi20796+2208375+1038375+10316890(Top 66%)6801(Top 62%)6801(Top 388%)
35K21.75 mi0.75 mi20693+1038345+308345+3018270(Top 72%)7471(Top 68%)7471(Top 426%)
23M23.00 mi1.25 mi20506+1878270+758270+7516802(Top 66%)6815(Top 62%)6815(Top 389%)
24M24.00 mi1.00 mi20287+2198168+1028168+10215178(Top 59%)6047(Top 55%)6047(Top 345%)
40K24.85 mi0.85 mi20112+1758090+788090+7815522(Top 61%)6278(Top 57%)6278(Top 358%)
25.2M25.20 mi0.35 mi20026+868048+428048+4214942(Top 58%)6024(Top 55%)6024(Top 344%)
Finish26.22 mi1.02 mi19947+798022+268022+2617785(Top 70%)7405(Top 68%)7405(Top 422%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 87%
×21story building
+97ft-345ft

Overall

22299

Females

9037

F45-49

9037

5K→10K

3.1 - 6.2 mi

Top 91%
×5story building
+79ft-138ft

Overall

23340

Females

9603

F45-49

9603

10K→15K

6.2 - 9.3 mi

Top 87%
×3story building
+67ft-78ft

Overall

22299

Females

9037

F45-49

9037

15K→20K

9.3 - 12.4 mi

Top 80%
×5story building
+106ft-86ft

Overall

20536

Females

8110

F45-49

8110

20K→Half

12.4 - 13.1 mi

Top 78%
×2story building
+19ft-37ft

Overall

19952

Females

7856

F45-49

7856

Half→25K

13.1 - 15.5 mi

Top 78%
×4story building
+66ft-88ft

Overall

19949

Females

7900

F45-49

7900

25K→30K

15.5 - 18.6 mi

Top 77%
×9story building
+181ft-148ft

Overall

19550

Females

7882

F45-49

7882

30K→20M

18.6 - 20.0 mi

Top 73%
×5story building
+64ft-50ft

Overall

18720

Females

7581

F45-49

7581

20M→21M

20.0 - 21.0 mi

Top 66%
×8story building
+106ft-24ft

Overall

16890

Females

6801

F45-49

6801

21M→35K

21.0 - 21.8 mi

Top 72%
×7story building
+17ft-86ft

Overall

18270

Females

7471

F45-49

7471

35K→23M

21.8 - 23.0 mi

Top 66%
×5story building
+23ft-63ft

Overall

16802

Females

6815

F45-49

6815

23M→24M

23.0 - 24.0 mi

Top 59%
×6story building
+12ft-82ft

Overall

15178

Females

6047

F45-49

6047

24M→40K

24.0 - 24.9 mi

Top 61%
×1story
+6ft-20ft

Overall

15522

Females

6278

F45-49

6278

40K→25.2M

24.9 - 25.2 mi

Top 58%
×1story
+13ft-16ft

Overall

14942

Females

6024

F45-49

6024

25.2M→Finish

25.2 - 26.2 mi

Top 70%
×2story building
+22ft-21ft

Overall

17785

Females

7405

F45-49

7405

Passing Analysis

Category:
Athletes Passed
3021
Passed By
1006
Net Change
+2015
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#21962
5K → 10K31814-783#21962#22745
10K → 15K24688+158#22745#22587
15K → 20K56712+555#22587#22032
20K → Half951+94#22032#21938
Half → 25K34410+334#21938#21604
25K → 30K42827+401#21604#21203
30K → 20M1925+187#21203#21016
20M → 21M2277+220#21016#20796
21M → 35K1129+103#20796#20693
35K → 23M19710+187#20693#20506
23M → 24M2223+219#20506#20287
24M → 40K1783+175#20287#20112
40K → 25.2M871+86#20112#20026
25.2M → Finish9516+79#20026#19947
TOTALS30211006+2015
📊

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