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BOSTON MARATHON 2023

Iralda Mafla

Bib: 24360•F

FL

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Masters (Masters Women)
#0 / 6539
Division (F60-64)
#0 / 527
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
30:39
Rank: #23108
Start → 5K
30:39 | 9:52/mi
10K· 6.21 mi
1:01:44
Rank: #23482 (-374)
5K → 10K
31:05 | 10:00/mi
15K· 9.32 mi
1:34:22
Rank: #23852 (-370)
10K → 15K
32:38 | 10:30/mi
20K· 12.43 mi
2:07:33
Rank: #23950 (-98)
15K → 20K
33:11 | 10:41/mi
Half· 13.11 mi
2:14:55
Rank: #23984 (-34)
20K → Half
7:22 | 10:48/mi
25K· 15.53 mi
2:41:30
Rank: #23965 (+19)
Half → 25K
26:35 | 10:58/mi
30K· 18.64 mi
3:15:34
Rank: #23799 (+166)
25K → 30K
34:04 | 10:58/mi
20M
3:30:38
Rank: #23718 (+81)
30K → 20M
15:04 | 11:05/mi
21M
3:42:35
Rank: #23657 (+61)
20M → 21M
11:57 | 11:57/mi
35K· 21.75 mi
3:50:23
Rank: #23613 (+44)
21M → 35K
7:48 | 10:26/mi
23M
4:04:11
Rank: #23568 (+45)
35K → 23M
13:48 | 11:01/mi
24M
4:15:14
Rank: #23562 (+6)
23M → 24M
11:03 | 11:03/mi
40K· 24.85 mi
4:24:53
Rank: #23540 (+22)
24M → 40K
9:39 | 11:17/mi
25.2M
4:29:01
Rank: #23528 (+12)
40K → 25.2M
4:08 | 11:59/mi
Finish· 26.22 mi
4:39:47
Rank: #23519 (+9)
25.2M → Finish
10:46 | 10:34/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:14:55
Pace10:17 /mi
2nd Half
Distance13.11 mi
Time2:24:52
Pace11:03 /mi
📊Positive Split: 7.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:45:4430:399:5230:39
9:52
-
10K
6.21 mi12:16:491:01:449:5631:05
10:00
+0:08
15K
9.32 mi12:49:271:34:2210:0732:38
10:30
+0:30
20K
12.43 mi13:22:382:07:3310:1633:11
10:41
+0:11
Half
13.11 mi13:30:002:14:5510:177:22
10:48
+0:07
25K
15.53 mi13:56:352:41:3010:2426:35
10:58
+0:10
30K
18.64 mi14:30:393:15:3410:2934:04
10:58
0:00
20M
20.00 mi14:45:433:30:3810:3215:04
11:05
+0:07
21M
21.00 mi14:57:403:42:3510:3611:57
11:57
+0:52
35K
21.75 mi15:05:283:50:2310:367:48
10:26
-1:31
23M
23.00 mi15:19:164:04:1110:3713:48
11:01
+0:35
24M
24.00 mi15:30:194:15:1410:3811:03
11:03
+0:02
40K
24.85 mi15:39:584:24:5310:399:39
11:17
+0:14
25.2M
25.20 mi15:44:064:29:0110:414:08
11:59
+0:42
Finish
26.22 mi15:54:524:39:4710:4110:46
10:34
-1:25

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

9:52 /mi

Average Pace

10:41 /mi

Slowest Pace

11:59 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:52:56

40% of race

Time at Steady Pace

2:21:07

50% of race

Time at Slower Pace

25:44

9% of race

Average Pace: 10:40 /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 mi11:45:4430:399:5230:39
9:52
#23108
10K
6.21 mi12:16:491:01:449:5631:05
10:00
#23482
15K
9.32 mi12:49:271:34:2210:0732:38
10:30
#23852
20K
12.43 mi13:22:382:07:3310:1633:11
10:41
#23950
Half
13.11 mi13:30:002:14:5510:177:22
10:48
#23984
25K
15.53 mi13:56:352:41:3010:2426:35
10:58
#23965
30K
18.64 mi14:30:393:15:3410:2934:04
10:58
#23799
20M
20.00 mi14:45:433:30:3810:3215:04
11:05
#23718
21M
21.00 mi14:57:403:42:3510:3611:57
11:57
#23657
35K
21.75 mi15:05:283:50:2310:367:48
10:26
#23613
23M
23.00 mi15:19:164:04:1110:3713:48
11:01
#23568
24M
24.00 mi15:30:194:15:1410:3811:03
11:03
#23562
40K
24.85 mi15:39:584:24:5310:399:39
11:17
#23540
25.2M
25.20 mi15:44:064:29:0110:414:08
11:59
#23528
Finish
26.22 mi15:54:524:39:4710:4110:46
10:34
#23519
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF60-64Seg. OverallSeg. FemalesSeg. F60-64
5K3.11 mi3.11 mi231089453945324461(Top 92%)10158(Top 89%)10158(Top 1928%)
10K6.21 mi3.10 mi23482-3749613-1609613-16023694(Top 89%)9726(Top 85%)9726(Top 1846%)
15K9.32 mi3.11 mi23852-3709808-1959808-19524461(Top 92%)10158(Top 89%)10158(Top 1928%)
20K12.43 mi3.11 mi23950-989860-529860-5224143(Top 91%)9992(Top 87%)9992(Top 1896%)
Half13.11 mi0.68 mi23984-349885-259885-2524673(Top 93%)10300(Top 90%)10300(Top 1954%)
25K15.53 mi2.42 mi23965+199879+69879+623912(Top 90%)9907(Top 87%)9907(Top 1880%)
30K18.64 mi3.11 mi23799+1669807+729807+7223037(Top 87%)9478(Top 83%)9478(Top 1798%)
20M20.00 mi1.36 mi23718+819776+319776+3122867(Top 86%)9443(Top 83%)9443(Top 1792%)
21M21.00 mi1.00 mi23657+619749+279749+2722689(Top 85%)9384(Top 82%)9384(Top 1781%)
35K21.75 mi0.75 mi23613+449727+229727+2222254(Top 84%)9195(Top 80%)9195(Top 1745%)
23M23.00 mi1.25 mi23568+459707+209707+2022401(Top 84%)9268(Top 81%)9268(Top 1759%)
24M24.00 mi1.00 mi23562+69716-99716-923147(Top 87%)9714(Top 85%)9714(Top 1843%)
40K24.85 mi0.85 mi23540+229713+39713+322887(Top 86%)9603(Top 84%)9603(Top 1822%)
25.2M25.20 mi0.35 mi23528+129717-49717-422508(Top 85%)9408(Top 82%)9408(Top 1785%)
Finish26.22 mi1.02 mi23519+99716+19716+123149(Top 87%)9719(Top 85%)9719(Top 1844%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 92%
×21stories
+97ft-345ft

Overall

24461

Females

10158

F60-64

10158

5K→10K

3.1 - 6.2 mi

Top 89%
×5stories
+79ft-138ft

Overall

23694

Females

9726

F60-64

9726

10K→15K

6.2 - 9.3 mi

Top 92%
×3stories
+67ft-78ft

Overall

24461

Females

10158

F60-64

10158

15K→20K

9.3 - 12.4 mi

Top 91%
×5stories
+106ft-86ft

Overall

24143

Females

9992

F60-64

9992

20K→Half

12.4 - 13.1 mi

Top 93%
×2stories
+19ft-37ft

Overall

24673

Females

10300

F60-64

10300

Half→25K

13.1 - 15.5 mi

Top 90%
×4stories
+66ft-88ft

Overall

23912

Females

9907

F60-64

9907

25K→30K

15.5 - 18.6 mi

Top 87%
×9stories
+181ft-148ft

Overall

23037

Females

9478

F60-64

9478

30K→20M

18.6 - 20.0 mi

Top 86%
×5stories
+64ft-50ft

Overall

22867

Females

9443

F60-64

9443

20M→21M

20.0 - 21.0 mi

Top 85%
×8stories
+106ft-24ft

Overall

22689

Females

9384

F60-64

9384

21M→35K

21.0 - 21.8 mi

Top 84%
×7stories
+17ft-86ft

Overall

22254

Females

9195

F60-64

9195

35K→23M

21.8 - 23.0 mi

Top 84%
×5stories
+23ft-63ft

Overall

22401

Females

9268

F60-64

9268

23M→24M

23.0 - 24.0 mi

Top 87%
×6stories
+12ft-82ft

Overall

23147

Females

9714

F60-64

9714

24M→40K

24.0 - 24.9 mi

Top 86%
×1story
+6ft-20ft

Overall

22887

Females

9603

F60-64

9603

40K→25.2M

24.9 - 25.2 mi

Top 85%
×1story
+13ft-16ft

Overall

22508

Females

9408

F60-64

9408

25.2M→Finish

25.2 - 26.2 mi

Top 87%
×2stories
+22ft-21ft

Overall

23149

Females

9719

F60-64

9719

Passing Analysis

Category:
Athletes Passed
933
Passed By
1344
Net Change
-411
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#23108
5K → 10K88462-374#23108#23482
10K → 15K27397-370#23482#23852
15K → 20K71169-98#23852#23950
20K → Half1751-34#23950#23984
Half → 25K9677+19#23984#23965
25K → 30K20337+166#23965#23799
30K → 20M10625+81#23799#23718
20M → 21M7716+61#23718#23657
21M → 35K506+44#23657#23613
35K → 23M7025+45#23613#23568
23M → 24M3226+6#23568#23562
24M → 40K3715+22#23562#23540
40K → 25.2M186+12#23540#23528
25.2M → Finish4132+9#23528#23519
TOTALS9331344-411
📊

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