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BOSTON MARATHON 2024

Maria Guardia

Bib: 21211•F

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Gender (Female)
#0 / 10924
Top 48%
Masters (Masters Women)
#0 / 6263
Top 38%
Division (F45-49)
#0 / 1753
Top 48%
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
8:08/mi
25:17
↑ 97↓ 3451.5%
10K· 6.21 mi
8:13/mi
50:48
↑ 79↓ 1380.4%
15K· 9.32 mi
8:27/mi
1:17:04
↑ 67↓ 78
20K· 12.43 mi
8:48/mi
1:44:23
↑ 106↓ 860.1%
Half· 13.11 mi
8:29/mi
1:50:10
↑ 19↓ 370.5%
25K· 15.53 mi
9:04/mi
2:12:08
↑ 66↓ 880.2%
30K· 18.64 mi
9:36/mi
2:41:56
↑ 181↓ 1480.2%
20M
9:46/mi
2:55:12
↑ 64↓ 500.2%
21M
10:15/mi
3:05:27
↑ 106↓ 241.6%
35K· 21.75 mi
8:51/mi
3:12:04
↑ 17↓ 861.7%
23M
9:09/mi
3:23:31
↑ 23↓ 630.6%
24M
8:41/mi
3:32:12
↓ 821.3%
40K· 24.85 mi
9:28/mi
3:40:18
↓ 200.3%
25.2M
9:43/mi
3:43:39
↑ 13↓ 160.2%
Finish· 26.22 mi
8:33/mi
3:52:22
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:50:10
Pace8:24 /mi
2nd Half
Distance13.11 mi
Time2:02:12
Pace9:19 /mi
📊Positive Split: 10.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:20:5225:178:0825:17
8:08
-
10K
6.21 mi11:46:2350:488:1125:31
8:13
+0:05
15K
9.32 mi12:12:391:17:048:1626:16
8:27
+0:14
20K
12.43 mi12:39:581:44:238:2427:19
8:48
+0:21
Half
13.11 mi12:45:451:50:108:245:47
8:29
-0:19
25K
15.53 mi13:07:432:12:088:3021:58
9:04
+0:35
30K
18.64 mi13:37:312:41:568:4129:48
9:36
+0:32
20M
20.00 mi13:50:472:55:128:4613:16
9:46
+0:10
21M
21.00 mi14:01:023:05:278:5010:15
10:15
+0:29
35K
21.75 mi14:07:393:12:048:506:37
8:51
-1:24
23M
23.00 mi14:19:063:23:318:5111:27
9:09
+0:18
24M
24.00 mi14:27:473:32:128:518:41
8:41
-0:28
40K
24.85 mi14:35:533:40:188:528:06
9:28
+0:47
25.2M
25.20 mi14:39:143:43:398:533:21
9:43
+0:15
Finish
26.22 mi14:47:573:52:228:528:43
8:33
-1:10

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

8:08 /mi

Average Pace

8:52 /mi

Slowest Pace

10:15 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:22:51

36% of race

Time at Steady Pace

1:24:45

36% of race

Time at Slower Pace

1:04:46

28% of race

Average Pace: 8:52 /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 mi11:20:5225:178:0825:17
8:08
#15638
10K
6.21 mi11:46:2350:488:1125:31
8:13
#15616
15K
9.32 mi12:12:391:17:048:1626:16
8:27
#15726
20K
12.43 mi12:39:581:44:238:2427:19
8:48
#15843
Half
13.11 mi12:45:451:50:108:245:47
8:29
#15827
25K
15.53 mi13:07:432:12:088:3021:58
9:04
#15790
30K
18.64 mi13:37:312:41:568:4129:48
9:36
#15817
20M
20.00 mi13:50:472:55:128:4613:16
9:46
#15822
21M
21.00 mi14:01:023:05:278:5010:15
10:15
#15720
35K
21.75 mi14:07:393:12:048:506:37
8:51
#15589
23M
23.00 mi14:19:063:23:318:5111:27
9:09
#15360
24M
24.00 mi14:27:473:32:128:518:41
8:41
#15140
40K
24.85 mi14:35:533:40:188:528:06
9:28
#15010
25.2M
25.20 mi14:39:143:43:398:533:21
9:43
#14887
Finish
26.22 mi14:47:573:52:228:528:43
8:33
#14751
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi156385346534616152(Top 63%)5650(Top 52%)5650(Top 322%)
10K6.21 mi3.10 mi15616+225307+395307+3915630(Top 61%)5295(Top 48%)5295(Top 302%)
15K9.32 mi3.11 mi15726-1105394-875394-8716152(Top 63%)5650(Top 52%)5650(Top 322%)
20K12.43 mi3.11 mi15843-1175478-845478-8416355(Top 64%)5797(Top 53%)5797(Top 331%)
Half13.11 mi0.68 mi15827+165481-35481-315602(Top 61%)5402(Top 49%)5402(Top 308%)
25K15.53 mi2.42 mi15790+375479+25479+215769(Top 62%)5588(Top 51%)5588(Top 319%)
30K18.64 mi3.11 mi15817-275562-835562-8315813(Top 62%)5861(Top 54%)5861(Top 334%)
20M20.00 mi1.36 mi15822-55610-485610-4815606(Top 61%)6006(Top 55%)6006(Top 343%)
21M21.00 mi1.00 mi15720+1025591+195591+1913946(Top 55%)5287(Top 48%)5287(Top 302%)
35K21.75 mi0.75 mi15589+1315543+485543+4812601(Top 49%)4595(Top 42%)4595(Top 262%)
23M23.00 mi1.25 mi15360+2295456+875456+8711922(Top 47%)4368(Top 40%)4368(Top 249%)
24M24.00 mi1.00 mi15140+2205361+955361+9510535(Top 41%)3711(Top 34%)3711(Top 212%)
40K24.85 mi0.85 mi15010+1305331+305331+3013028(Top 51%)5057(Top 46%)5057(Top 288%)
25.2M25.20 mi0.35 mi14887+1235276+555276+559779(Top 38%)3552(Top 33%)3552(Top 203%)
Finish26.22 mi1.02 mi14751+1365235+415235+4111843(Top 46%)4393(Top 40%)4393(Top 251%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 63%
×21story building
+97ft-345ft

Overall

16152

Females

5650

F45-49

5650

5K→10K

3.1 - 6.2 mi

Top 61%
×5story building
+79ft-138ft

Overall

15630

Females

5295

F45-49

5295

10K→15K

6.2 - 9.3 mi

Top 63%
×3story building
+67ft-78ft

Overall

16152

Females

5650

F45-49

5650

15K→20K

9.3 - 12.4 mi

Top 64%
×5story building
+106ft-86ft

Overall

16355

Females

5797

F45-49

5797

20K→Half

12.4 - 13.1 mi

Top 61%
×2story building
+19ft-37ft

Overall

15602

Females

5402

F45-49

5402

Half→25K

13.1 - 15.5 mi

Top 62%
×4story building
+66ft-88ft

Overall

15769

Females

5588

F45-49

5588

25K→30K

15.5 - 18.6 mi

Top 62%
×9story building
+181ft-148ft

Overall

15813

Females

5861

F45-49

5861

30K→20M

18.6 - 20.0 mi

Top 61%
×5story building
+64ft-50ft

Overall

15606

Females

6006

F45-49

6006

20M→21M

20.0 - 21.0 mi

Top 55%
×8story building
+106ft-24ft

Overall

13946

Females

5287

F45-49

5287

21M→35K

21.0 - 21.8 mi

Top 49%
×7story building
+17ft-86ft

Overall

12601

Females

4595

F45-49

4595

35K→23M

21.8 - 23.0 mi

Top 47%
×5story building
+23ft-63ft

Overall

11922

Females

4368

F45-49

4368

23M→24M

23.0 - 24.0 mi

Top 41%
×6story building
+12ft-82ft

Overall

10535

Females

3711

F45-49

3711

24M→40K

24.0 - 24.9 mi

Top 51%
×1story
+6ft-20ft

Overall

13028

Females

5057

F45-49

5057

40K→25.2M

24.9 - 25.2 mi

Top 38%
×1story
+13ft-16ft

Overall

9779

Females

3552

F45-49

3552

25.2M→Finish

25.2 - 26.2 mi

Top 46%
×2story building
+22ft-21ft

Overall

11843

Females

4393

F45-49

4393

Passing Analysis

Category:
Athletes Passed
2563
Passed By
1676
Net Change
+887
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#15638
5K → 10K296274+22#15638#15616
10K → 15K194304-110#15616#15726
15K → 20K222339-117#15726#15843
20K → Half4428+16#15843#15827
Half → 25K228191+37#15827#15790
25K → 30K237264-27#15790#15817
30K → 20M125130-5#15817#15822
20M → 21M16866+102#15822#15720
21M → 35K14413+131#15720#15589
35K → 23M24415+229#15589#15360
23M → 24M2211+220#15360#15140
24M → 40K15626+130#15140#15010
40K → 25.2M1241+123#15010#14887
25.2M → Finish16024+136#14887#14751
TOTALS25631676+887
📊

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