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BOSTON MARATHON 2024

Susana Lopez Fernandez

Bib: 20145•F

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Top 38%
Gender (Female)
#0 / 10924
Top 23%
Masters (Masters Women)
#0 / 6263
Top 11%
Division (F45-49)
#0 / 1753
Top 13%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
25:25
Rank: #15910
Start → 5K
25:25 | 8:11/mi
10K· 6.21 mi
49:55
Rank: #14656 (+1254)
5K → 10K
24:30 | 7:53/mi
15K· 9.32 mi
1:14:17
Rank: #13855 (+801)
10K → 15K
24:22 | 7:51/mi
20K· 12.43 mi
1:39:01
Rank: #13156 (+699)
15K → 20K
24:44 | 7:58/mi
Half· 13.11 mi
1:44:17
Rank: #13000 (+156)
20K → Half
5:16 | 7:43/mi
25K· 15.53 mi
2:03:25
Rank: #12311 (+689)
Half → 25K
19:08 | 7:53/mi
30K· 18.64 mi
2:28:27
Rank: #11407 (+904)
25K → 30K
25:02 | 8:03/mi
20M
2:39:33
Rank: #11017 (+390)
30K → 20M
11:06 | 8:10/mi
21M
2:48:13
Rank: #10677 (+340)
20M → 21M
8:40 | 8:40/mi
35K· 21.75 mi
2:53:58
Rank: #10475 (+202)
21M → 35K
5:45 | 7:41/mi
23M
3:03:59
Rank: #10119 (+356)
35K → 23M
10:01 | 8:00/mi
24M
3:11:44
Rank: #9836 (+283)
23M → 24M
7:45 | 7:45/mi
40K· 24.85 mi
3:18:43
Rank: #9689 (+147)
24M → 40K
6:59 | 8:10/mi
25.2M
3:21:53
Rank: #9623 (+66)
40K → 25.2M
3:10 | 9:11/mi
Finish· 26.22 mi
3:30:08
Rank: #9598 (+25)
25.2M → Finish
8:15 | 8:06/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:44:17
Pace7:57 /mi
2nd Half
Distance13.11 mi
Time1:45:51
Pace8:04 /mi
📊Positive Split: 1.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:50:3225:258:1125:25
8:11
-
10K
6.21 mi12:15:0249:558:0224:30
7:53
-0:18
15K
9.32 mi12:39:241:14:177:5824:22
7:51
-0:02
20K
12.43 mi13:04:081:39:017:5824:44
7:58
+0:07
Half
13.11 mi13:09:241:44:177:575:16
7:43
-0:15
25K
15.53 mi13:28:322:03:257:5719:08
7:53
+0:10
30K
18.64 mi13:53:342:28:277:5825:02
8:03
+0:10
20M
20.00 mi14:04:402:39:337:5911:06
8:10
+0:07
21M
21.00 mi14:13:202:48:138:018:40
8:40
+0:30
35K
21.75 mi14:19:052:53:588:005:45
7:41
-0:59
23M
23.00 mi14:29:063:03:598:0010:01
8:00
+0:19
24M
24.00 mi14:36:513:11:447:597:45
7:45
-0:15
40K
24.85 mi14:43:503:18:438:006:59
8:10
+0:25
25.2M
25.20 mi14:47:003:21:538:013:10
9:11
+1:01
Finish
26.22 mi14:55:153:30:088:018:15
8:06
-1:05

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

7:41 /mi

Average Pace

8:01 /mi

Slowest Pace

9:11 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:18:18

94% of race

Time at Steady Pace

8:40

4% of race

Time at Slower Pace

3:10

2% of race

Average Pace: 8:01 /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 mi11:50:3225:258:1125:25
8:11
#15910
10K
6.21 mi12:15:0249:558:0224:30
7:53
#14656
15K
9.32 mi12:39:241:14:177:5824:22
7:51
#13855
20K
12.43 mi13:04:081:39:017:5824:44
7:58
#13156
Half
13.11 mi13:09:241:44:177:575:16
7:43
#13000
25K
15.53 mi13:28:322:03:257:5719:08
7:53
#12311
30K
18.64 mi13:53:342:28:277:5825:02
8:03
#11407
20M
20.00 mi14:04:402:39:337:5911:06
8:10
#11017
21M
21.00 mi14:13:202:48:138:018:40
8:40
#10677
35K
21.75 mi14:19:052:53:588:005:45
7:41
#10475
23M
23.00 mi14:29:063:03:598:0010:01
8:00
#10119
24M
24.00 mi14:36:513:11:447:597:45
7:45
#9836
40K
24.85 mi14:43:503:18:438:006:59
8:10
#9689
25.2M
25.20 mi14:47:003:21:538:013:10
9:11
#9623
Finish
26.22 mi14:55:153:30:088:018:15
8:06
#9598
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi159105508550812292(Top 48%)3403(Top 31%)3403(Top 194%)
10K6.21 mi3.10 mi14656+12544723+7854723+78513320(Top 52%)3944(Top 36%)3944(Top 225%)
15K9.32 mi3.11 mi13855+8014260+4634260+46312292(Top 48%)3403(Top 31%)3403(Top 194%)
20K12.43 mi3.11 mi13156+6993870+3903870+39011571(Top 45%)3097(Top 28%)3097(Top 177%)
Half13.11 mi0.68 mi13000+1563786+843786+8410790(Top 42%)2687(Top 25%)2687(Top 153%)
25K15.53 mi2.42 mi12311+6893435+3513435+3519497(Top 37%)2241(Top 21%)2241(Top 128%)
30K18.64 mi3.11 mi11407+9043048+3873048+3878218(Top 32%)1863(Top 17%)1863(Top 106%)
20M20.00 mi1.36 mi11017+3902892+1562892+1567686(Top 30%)1843(Top 17%)1843(Top 105%)
21M21.00 mi1.00 mi10677+3402775+1172775+1177014(Top 27%)1725(Top 16%)1725(Top 98%)
35K21.75 mi0.75 mi10475+2022701+742701+746073(Top 24%)1348(Top 12%)1348(Top 77%)
23M23.00 mi1.25 mi10119+3562585+1162585+1165780(Top 23%)1364(Top 12%)1364(Top 78%)
24M24.00 mi1.00 mi9836+2832496+892496+895328(Top 21%)1233(Top 11%)1233(Top 70%)
40K24.85 mi0.85 mi9689+1472459+372459+376642(Top 26%)1957(Top 18%)1957(Top 112%)
25.2M25.20 mi0.35 mi9623+662444+152444+157453(Top 29%)2402(Top 22%)2402(Top 137%)
Finish26.22 mi1.02 mi9598+252466-222466-229158(Top 36%)3121(Top 29%)3121(Top 178%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 48%
×21stories
+97ft-345ft

Overall

12292

Females

3403

F45-49

3403

5K→10K

3.1 - 6.2 mi

Top 52%
×5stories
+79ft-138ft

Overall

13320

Females

3944

F45-49

3944

10K→15K

6.2 - 9.3 mi

Top 48%
×3stories
+67ft-78ft

Overall

12292

Females

3403

F45-49

3403

15K→20K

9.3 - 12.4 mi

Top 45%
×5stories
+106ft-86ft

Overall

11571

Females

3097

F45-49

3097

20K→Half

12.4 - 13.1 mi

Top 42%
×2stories
+19ft-37ft

Overall

10790

Females

2687

F45-49

2687

Half→25K

13.1 - 15.5 mi

Top 37%
×4stories
+66ft-88ft

Overall

9497

Females

2241

F45-49

2241

25K→30K

15.5 - 18.6 mi

Top 32%
×9stories
+181ft-148ft

Overall

8218

Females

1863

F45-49

1863

30K→20M

18.6 - 20.0 mi

Top 30%
×5stories
+64ft-50ft

Overall

7686

Females

1843

F45-49

1843

20M→21M

20.0 - 21.0 mi

Top 27%
×8stories
+106ft-24ft

Overall

7014

Females

1725

F45-49

1725

21M→35K

21.0 - 21.8 mi

Top 24%
×7stories
+17ft-86ft

Overall

6073

Females

1348

F45-49

1348

35K→23M

21.8 - 23.0 mi

Top 23%
×5stories
+23ft-63ft

Overall

5780

Females

1364

F45-49

1364

23M→24M

23.0 - 24.0 mi

Top 21%
×6stories
+12ft-82ft

Overall

5328

Females

1233

F45-49

1233

24M→40K

24.0 - 24.9 mi

Top 26%
×1story
+6ft-20ft

Overall

6642

Females

1957

F45-49

1957

40K→25.2M

24.9 - 25.2 mi

Top 29%
×1story
+13ft-16ft

Overall

7453

Females

2402

F45-49

2402

25.2M→Finish

25.2 - 26.2 mi

Top 36%
×2stories
+22ft-21ft

Overall

9158

Females

3121

F45-49

3121

Passing Analysis

Category:
Athletes Passed
6492*
Passed By
180
Net Change
+6312
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#15910
5K → 10K127723+1254#15910#14656
10K → 15K81514+801#14656#13855
15K → 20K70910+699#13855#13156
20K → Half1582+156#13156#13000
Half → 25K6956+689#13000#12311
25K → 30K9073+904#12311#11407
30K → 20M40313+390#11407#11017
20M → 21M3488+340#11017#10677
21M → 35K2053+202#10677#10475
35K → 23M3571+356#10475#10119
23M → 24M285*2+283#10119#9836
24M → 40K16215+147#9836#9689
40K → 25.2M8115+66#9689#9623
25.2M → Finish9065+25#9623#9598
TOTALS6492*180+6312

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

📊

Passing Visuals

Category:
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🔥Passing Intensity

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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