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BOSTON MARATHON 2024

Carla Romero

Bib: 18805•F

ON

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Top 37%
Gender (Female)
#0 / 10924
Top 22%
Masters (Masters Women)
#0 / 6263
Top 11%
Division (F45-49)
#0 / 1753
Top 12%
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
8:01/mi
24:54
↑ 97↓ 3451.5%
10K· 6.21 mi
7:54/mi
49:27
↑ 79↓ 1380.4%
15K· 9.32 mi
7:55/mi
1:14:03
↑ 67↓ 78
20K· 12.43 mi
8:03/mi
1:39:04
↑ 106↓ 860.1%
Half· 13.11 mi
7:49/mi
1:44:24
↑ 19↓ 370.5%
25K· 15.53 mi
7:59/mi
2:03:46
↑ 66↓ 880.2%
30K· 18.64 mi
8:06/mi
2:28:55
↑ 181↓ 1480.2%
20M
8:05/mi
2:39:54
↑ 64↓ 500.2%
21M
8:21/mi
2:48:15
↑ 106↓ 241.6%
35K· 21.75 mi
7:57/mi
2:54:12
↑ 17↓ 861.7%
23M
8:00/mi
3:04:13
↑ 23↓ 630.6%
24M
7:50/mi
3:12:03
↓ 821.3%
40K· 24.85 mi
7:54/mi
3:18:48
↓ 200.3%
25.2M
8:39/mi
3:21:47
↑ 13↓ 160.2%
Finish· 26.22 mi
7:42/mi
3:29:38
↑ 22↓ 21

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:44:24
Pace7:58 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:45:14
Pace8:02 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:16:3024:548:0124:54
8:01
-
10K
6.21 mi11:41:0349:277:5724:33
7:54
-0:07
15K
9.32 mi12:05:391:14:037:5724:36
7:55
+0:01
20K
12.43 mi12:30:401:39:047:5825:01
8:03
+0:08
Half
13.11 mi12:36:001:44:247:585:20
7:49
-0:14
25K
15.53 mi12:55:222:03:467:5819:22
7:59
+0:10
30K
18.64 mi13:20:312:28:557:5925:09
8:06
+0:07
20M
20.00 mi13:31:302:39:548:0010:59
8:05
-0:01
21M
21.00 mi13:39:512:48:158:018:21
8:21
+0:16
35K
21.75 mi13:45:482:54:128:015:57
7:57
-0:24
23M
23.00 mi13:55:493:04:138:0110:01
8:00
+0:03
24M
24.00 mi14:03:393:12:038:007:50
7:50
-0:10
40K
24.85 mi14:10:243:18:488:006:45
7:54
+0:04
25.2M
25.20 mi14:13:233:21:478:002:59
8:39
+0:45
Finish
26.22 mi14:21:143:29:388:007:51
7:42
-0:57

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

7:42 /mi

Average Pace

8:00 /mi

Slowest Pace

8:39 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:26:39

99% of race

Time at Steady Pace

2:59

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:00 /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 mi11:16:3024:548:0124:54
8:01
#14754
10K
6.21 mi11:41:0349:277:5724:33
7:54
#14103
15K
9.32 mi12:05:391:14:037:5724:36
7:55
#13646
20K
12.43 mi12:30:401:39:047:5825:01
8:03
#13197
Half
13.11 mi12:36:001:44:247:585:20
7:49
#13066
25K
15.53 mi12:55:222:03:467:5819:22
7:59
#12458
30K
18.64 mi13:20:312:28:557:5925:09
8:06
#11583
20M
20.00 mi13:31:302:39:548:0010:59
8:05
#11142
21M
21.00 mi13:39:512:48:158:018:21
8:21
#10687
35K
21.75 mi13:45:482:54:128:015:57
7:57
#10530
23M
23.00 mi13:55:493:04:138:0110:01
8:00
#10184
24M
24.00 mi14:03:393:12:038:007:50
7:50
#9929
40K
24.85 mi14:10:243:18:488:006:45
7:54
#9706
25.2M
25.20 mi14:13:233:21:478:002:59
8:39
#9586
Finish
26.22 mi14:21:143:29:388:007:51
7:42
#9472
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi147544788478812825(Top 50%)3698(Top 34%)3698(Top 211%)
10K6.21 mi3.10 mi14103+6514400+3884400+38813461(Top 53%)4023(Top 37%)4023(Top 229%)
15K9.32 mi3.11 mi13646+4574142+2584142+25812825(Top 50%)3698(Top 34%)3698(Top 211%)
20K12.43 mi3.11 mi13197+4493895+2473895+24712187(Top 48%)3420(Top 31%)3420(Top 195%)
Half13.11 mi0.68 mi13066+1313829+663829+6611480(Top 45%)3048(Top 28%)3048(Top 174%)
25K15.53 mi2.42 mi12458+6083512+3173512+31710122(Top 40%)2543(Top 23%)2543(Top 145%)
30K18.64 mi3.11 mi11583+8753134+3783134+3788433(Top 33%)1951(Top 18%)1951(Top 111%)
20M20.00 mi1.36 mi11142+4412958+1762958+1767261(Top 28%)1660(Top 15%)1660(Top 95%)
21M21.00 mi1.00 mi10687+4552782+1762782+1765573(Top 22%)1118(Top 10%)1118(Top 64%)
35K21.75 mi0.75 mi10530+1572732+502732+507542(Top 30%)2012(Top 18%)2012(Top 115%)
23M23.00 mi1.25 mi10184+3462615+1172615+1175777(Top 23%)1361(Top 12%)1361(Top 78%)
24M24.00 mi1.00 mi9929+2552540+752540+755777(Top 23%)1430(Top 13%)1430(Top 82%)
40K24.85 mi0.85 mi9706+2232468+722468+725307(Top 21%)1345(Top 12%)1345(Top 77%)
25.2M25.20 mi0.35 mi9586+1202428+402428+405139(Top 20%)1340(Top 12%)1340(Top 76%)
Finish26.22 mi1.02 mi9472+1142409+192409+196797(Top 27%)2019(Top 18%)2019(Top 115%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 50%
×21story building
+97ft-345ft

Overall

12825

Females

3698

F45-49

3698

5K→10K

3.1 - 6.2 mi

Top 53%
×5story building
+79ft-138ft

Overall

13461

Females

4023

F45-49

4023

10K→15K

6.2 - 9.3 mi

Top 50%
×3story building
+67ft-78ft

Overall

12825

Females

3698

F45-49

3698

15K→20K

9.3 - 12.4 mi

Top 48%
×5story building
+106ft-86ft

Overall

12187

Females

3420

F45-49

3420

20K→Half

12.4 - 13.1 mi

Top 45%
×2story building
+19ft-37ft

Overall

11480

Females

3048

F45-49

3048

Half→25K

13.1 - 15.5 mi

Top 40%
×4story building
+66ft-88ft

Overall

10122

Females

2543

F45-49

2543

25K→30K

15.5 - 18.6 mi

Top 33%
×9story building
+181ft-148ft

Overall

8433

Females

1951

F45-49

1951

30K→20M

18.6 - 20.0 mi

Top 28%
×5story building
+64ft-50ft

Overall

7261

Females

1660

F45-49

1660

20M→21M

20.0 - 21.0 mi

Top 22%
×8story building
+106ft-24ft

Overall

5573

Females

1118

F45-49

1118

21M→35K

21.0 - 21.8 mi

Top 30%
×7story building
+17ft-86ft

Overall

7542

Females

2012

F45-49

2012

35K→23M

21.8 - 23.0 mi

Top 23%
×5story building
+23ft-63ft

Overall

5777

Females

1361

F45-49

1361

23M→24M

23.0 - 24.0 mi

Top 23%
×6story building
+12ft-82ft

Overall

5777

Females

1430

F45-49

1430

24M→40K

24.0 - 24.9 mi

Top 21%
×1story
+6ft-20ft

Overall

5307

Females

1345

F45-49

1345

40K→25.2M

24.9 - 25.2 mi

Top 20%
×1story
+13ft-16ft

Overall

5139

Females

1340

F45-49

1340

25.2M→Finish

25.2 - 26.2 mi

Top 27%
×2story building
+22ft-21ft

Overall

6797

Females

2019

F45-49

2019

Passing Analysis

Category:
Athletes Passed
5535*
Passed By
253
Net Change
+5282
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#14754
5K → 10K72473+651#14754#14103
10K → 15K50043+457#14103#13646
15K → 20K50657+449#13646#13197
20K → Half14211+131#13197#13066
Half → 25K6168+608#13066#12458
25K → 30K8816+875#12458#11583
30K → 20M4465+441#11583#11142
20M → 21M4594+455#11142#10687
21M → 35K1647+157#10687#10530
35K → 23M3493+346#10530#10184
23M → 24M258*3+255#10184#9929
24M → 40K2263+223#9929#9706
40K → 25.2M1266+120#9706#9586
25.2M → Finish13824+114#9586#9472
TOTALS5535*253+5282

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

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