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BOSTON MARATHON 2023

Marta Udina

Bib: 20309•F

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 46%
Gender (Female)
#0 / 11423
Top 28%
Masters (Masters Women)
#0 / 6539
Top 15%
Division (F40-44)
#0 / 1878
Top 28%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
24:56
Rank: #14194
Start → 5K
24:56 | 8:02/mi
10K· 6.21 mi
49:09
Rank: #13672 (+522)
5K → 10K
24:13 | 7:48/mi
15K· 9.32 mi
1:13:08
Rank: #13101 (+571)
10K → 15K
23:59 | 7:43/mi
20K· 12.43 mi
1:38:11
Rank: #13328 (-227)
15K → 20K
25:03 | 8:04/mi
Half· 13.11 mi
1:43:27
Rank: #13247 (+81)
20K → Half
5:16 | 7:43/mi
25K· 15.53 mi
2:02:19
Rank: #12818 (+429)
Half → 25K
18:52 | 7:47/mi
30K· 18.64 mi
2:27:30
Rank: #12572 (+246)
25K → 30K
25:11 | 8:06/mi
20M
2:38:40
Rank: #12493 (+79)
30K → 20M
11:10 | 8:13/mi
21M
2:47:23
Rank: #12417 (+76)
20M → 21M
8:43 | 8:43/mi
35K· 21.75 mi
2:53:17
Rank: #12377 (+40)
21M → 35K
5:54 | 7:53/mi
23M
3:03:30
Rank: #12273 (+104)
35K → 23M
10:13 | 8:10/mi
24M
3:11:31
Rank: #12241 (+32)
23M → 24M
8:01 | 8:01/mi
40K· 24.85 mi
3:18:30
Rank: #12173 (+68)
24M → 40K
6:59 | 8:10/mi
25.2M
3:21:32
Rank: #12144 (+29)
40K → 25.2M
3:02 | 8:48/mi
Finish· 26.22 mi
3:29:47
Rank: #12188 (-44)
25.2M → Finish
8:15 | 8:06/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:43:27
Pace7:53 /mi
2nd Half
Distance13.11 mi
Time1:46:20
Pace8:07 /mi
📊Positive Split: 2.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:19:2824:568:0224:56
8:02
-
10K
6.21 mi11:43:4149:097:5524:13
7:48
-0:14
15K
9.32 mi12:07:401:13:087:5123:59
7:43
-0:05
20K
12.43 mi12:32:431:38:117:5425:03
8:04
+0:21
Half
13.11 mi12:37:591:43:277:535:16
7:43
-0:21
25K
15.53 mi12:56:512:02:197:5218:52
7:47
+0:04
30K
18.64 mi13:22:022:27:307:5525:11
8:06
+0:19
20M
20.00 mi13:33:122:38:407:5611:10
8:13
+0:07
21M
21.00 mi13:41:552:47:237:588:43
8:43
+0:30
35K
21.75 mi13:47:492:53:177:585:54
7:53
-0:50
23M
23.00 mi13:58:023:03:307:5910:13
8:10
+0:17
24M
24.00 mi14:06:033:11:317:598:01
8:01
-0:09
40K
24.85 mi14:13:023:18:307:596:59
8:10
+0:09
25.2M
25.20 mi14:16:043:21:328:003:02
8:48
+0:38
Finish
26.22 mi14:24:193:29:478:008:15
8:06
-0:42

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

7:43 /mi

Average Pace

8:00 /mi

Slowest Pace

8:48 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:18:02

94% of race

Time at Steady Pace

11:45

6% 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 mi11:19:2824:568:0224:56
8:02
#14194
10K
6.21 mi11:43:4149:097:5524:13
7:48
#13672
15K
9.32 mi12:07:401:13:087:5123:59
7:43
#13101
20K
12.43 mi12:32:431:38:117:5425:03
8:04
#13328
Half
13.11 mi12:37:591:43:277:535:16
7:43
#13247
25K
15.53 mi12:56:512:02:197:5218:52
7:47
#12818
30K
18.64 mi13:22:022:27:307:5525:11
8:06
#12572
20M
20.00 mi13:33:122:38:407:5611:10
8:13
#12493
21M
21.00 mi13:41:552:47:237:588:43
8:43
#12417
35K
21.75 mi13:47:492:53:177:585:54
7:53
#12377
23M
23.00 mi13:58:023:03:307:5910:13
8:10
#12273
24M
24.00 mi14:06:033:11:317:598:01
8:01
#12241
40K
24.85 mi14:13:023:18:307:596:59
8:10
#12173
25.2M
25.20 mi14:16:043:21:328:003:02
8:48
#12144
Finish
26.22 mi14:24:193:29:478:008:15
8:06
#12188
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi141944142414212023(Top 45%)2913(Top 26%)2913(Top 155%)
10K6.21 mi3.10 mi13672+5223847+2953847+29513077(Top 49%)3476(Top 30%)3476(Top 185%)
15K9.32 mi3.11 mi13101+5713524+3233524+32312023(Top 45%)2913(Top 26%)2913(Top 155%)
20K12.43 mi3.11 mi13328-2273678-1543678-15413947(Top 52%)4074(Top 36%)4074(Top 217%)
Half13.11 mi0.68 mi13247+813632+463632+4612110(Top 45%)2988(Top 26%)2988(Top 159%)
25K15.53 mi2.42 mi12818+4293407+2253407+22510973(Top 41%)2475(Top 22%)2475(Top 132%)
30K18.64 mi3.11 mi12572+2463302+1053302+10511698(Top 44%)3018(Top 26%)3018(Top 161%)
20M20.00 mi1.36 mi12493+793266+363266+3611825(Top 44%)3171(Top 28%)3171(Top 169%)
21M21.00 mi1.00 mi12417+763243+233243+2311786(Top 44%)3292(Top 29%)3292(Top 175%)
35K21.75 mi0.75 mi12377+403240+33240+311343(Top 43%)3050(Top 27%)3050(Top 162%)
23M23.00 mi1.25 mi12273+1043214+263214+2610911(Top 41%)2978(Top 26%)2978(Top 159%)
24M24.00 mi1.00 mi12241+323212+23212+211385(Top 43%)3280(Top 29%)3280(Top 175%)
40K24.85 mi0.85 mi12173+683198+143198+1411168(Top 42%)3238(Top 28%)3238(Top 172%)
25.2M25.20 mi0.35 mi12144+293184+143184+1411379(Top 43%)3391(Top 30%)3391(Top 181%)
Finish26.22 mi1.02 mi12188-443229-453229-4512761(Top 48%)4085(Top 36%)4085(Top 218%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 45%
×21stories
+97ft-345ft

Overall

12023

Females

2913

F40-44

2913

5K→10K

3.1 - 6.2 mi

Top 49%
×5stories
+79ft-138ft

Overall

13077

Females

3476

F40-44

3476

10K→15K

6.2 - 9.3 mi

Top 45%
×3stories
+67ft-78ft

Overall

12023

Females

2913

F40-44

2913

15K→20K

9.3 - 12.4 mi

Top 52%
×5stories
+106ft-86ft

Overall

13947

Females

4074

F40-44

4074

20K→Half

12.4 - 13.1 mi

Top 45%
×2stories
+19ft-37ft

Overall

12110

Females

2988

F40-44

2988

Half→25K

13.1 - 15.5 mi

Top 41%
×4stories
+66ft-88ft

Overall

10973

Females

2475

F40-44

2475

25K→30K

15.5 - 18.6 mi

Top 44%
×9stories
+181ft-148ft

Overall

11698

Females

3018

F40-44

3018

30K→20M

18.6 - 20.0 mi

Top 44%
×5stories
+64ft-50ft

Overall

11825

Females

3171

F40-44

3171

20M→21M

20.0 - 21.0 mi

Top 44%
×8stories
+106ft-24ft

Overall

11786

Females

3292

F40-44

3292

21M→35K

21.0 - 21.8 mi

Top 43%
×7stories
+17ft-86ft

Overall

11343

Females

3050

F40-44

3050

35K→23M

21.8 - 23.0 mi

Top 41%
×5stories
+23ft-63ft

Overall

10911

Females

2978

F40-44

2978

23M→24M

23.0 - 24.0 mi

Top 43%
×6stories
+12ft-82ft

Overall

11385

Females

3280

F40-44

3280

24M→40K

24.0 - 24.9 mi

Top 42%
×1story
+6ft-20ft

Overall

11168

Females

3238

F40-44

3238

40K→25.2M

24.9 - 25.2 mi

Top 43%
×1story
+13ft-16ft

Overall

11379

Females

3391

F40-44

3391

25.2M→Finish

25.2 - 26.2 mi

Top 48%
×2stories
+22ft-21ft

Overall

12761

Females

4085

F40-44

4085

Passing Analysis

Category:
Athletes Passed
2946
Passed By
940
Net Change
+2006
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#14194
5K → 10K640118+522#14194#13672
10K → 15K60433+571#13672#13101
15K → 20K113340-227#13101#13328
20K → Half854+81#13328#13247
Half → 25K4334+429#13247#12818
25K → 30K32074+246#12818#12572
30K → 20M14061+79#12572#12493
20M → 21M12347+76#12493#12417
21M → 35K7333+40#12417#12377
35K → 23M13733+104#12377#12273
23M → 24M7442+32#12273#12241
24M → 40K9123+68#12241#12173
40K → 25.2M4617+29#12173#12144
25.2M → Finish67111-44#12144#12188
TOTALS2946940+2006
📊

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