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BOSTON MARATHON 2023

Diana Riordan

Bib: 30193•X

MA

0:00
0:00
/ mi
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Overall
#0 / 26622
Gender (Other)
#0 / 23
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
29:06
Rank: #21716
Start → 5K
29:06 | 9:22/mi
10K· 6.21 mi
57:47
Rank: #21730 (-14)
5K → 10K
28:41 | 9:14/mi
15K· 9.32 mi
1:28:01
Rank: #22133 (-403)
10K → 15K
30:14 | 9:44/mi
20K· 12.43 mi
1:57:25
Rank: #21943 (+190)
15K → 20K
29:24 | 9:28/mi
Half· 13.11 mi
2:03:53
Rank: #21934 (+9)
20K → Half
6:28 | 9:28/mi
25K· 15.53 mi
2:26:50
Rank: #21739 (+195)
Half → 25K
22:57 | 9:28/mi
30K· 18.64 mi
2:56:21
Rank: #21353 (+386)
25K → 30K
29:31 | 9:30/mi
20M
3:09:22
Rank: #21183 (+170)
30K → 20M
13:01 | 9:35/mi
21M
3:20:28
Rank: #21186 (-3)
20M → 21M
11:06 | 11:06/mi
35K· 21.75 mi
3:27:15
Rank: #21075 (+111)
21M → 35K
6:47 | 9:04/mi
23M
3:39:29
Rank: #20935 (+140)
35K → 23M
12:14 | 9:46/mi
24M
3:48:53
Rank: #20835 (+100)
23M → 24M
9:24 | 9:24/mi
40K· 24.85 mi
3:57:01
Rank: #20747 (+88)
24M → 40K
8:08 | 9:31/mi
25.2M
4:00:31
Rank: #20700 (+47)
40K → 25.2M
3:30 | 10:09/mi
Finish· 26.22 mi
4:09:20
Rank: #20578 (+122)
25.2M → Finish
8:49 | 8:39/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:03:53
Pace9:27 /mi
2nd Half
Distance13.11 mi
Time2:05:27
Pace9:34 /mi
📊Positive Split: 1.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:51:4229:069:2229:06
9:22
-
10K
6.21 mi12:20:2357:479:1828:41
9:14
-0:08
15K
9.32 mi12:50:371:28:019:2730:14
9:44
+0:30
20K
12.43 mi13:20:011:57:259:2729:24
9:28
-0:16
Half
13.11 mi13:26:292:03:539:276:28
9:28
0:00
25K
15.53 mi13:49:262:26:509:2722:57
9:28
0:00
30K
18.64 mi14:18:572:56:219:2829:31
9:30
+0:02
20M
20.00 mi14:31:583:09:229:2813:01
9:35
+0:05
21M
21.00 mi14:43:043:20:289:3311:06
11:06
+1:31
35K
21.75 mi14:49:513:27:159:326:47
9:04
-2:02
23M
23.00 mi15:02:053:39:299:3312:14
9:46
+0:42
24M
24.00 mi15:11:293:48:539:329:24
9:24
-0:22
40K
24.85 mi15:19:373:57:019:328:08
9:31
+0:07
25.2M
25.20 mi15:23:074:00:319:333:30
10:09
+0:38
Finish
26.22 mi15:31:564:09:209:318:49
8:39
-1:30

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

8:39 /mi

Average Pace

9:31 /mi

Slowest Pace

11:06 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

15:36

6% of race

Time at Steady Pace

2:56:40

71% of race

Time at Slower Pace

57:04

23% of race

Average Pace: 9:31 /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 mi11:51:4229:069:2229:06
9:22
#21716
10K
6.21 mi12:20:2357:479:1828:41
9:14
#21730
15K
9.32 mi12:50:371:28:019:2730:14
9:44
#22133
20K
12.43 mi13:20:011:57:259:2729:24
9:28
#21943
Half
13.11 mi13:26:292:03:539:276:28
9:28
#21934
25K
15.53 mi13:49:262:26:509:2722:57
9:28
#21739
30K
18.64 mi14:18:572:56:219:2829:31
9:30
#21353
20M
20.00 mi14:31:583:09:229:2813:01
9:35
#21183
21M
21.00 mi14:43:043:20:289:3311:06
11:06
#21186
35K
21.75 mi14:49:513:27:159:326:47
9:04
#21075
23M
23.00 mi15:02:053:39:299:3312:14
9:46
#20935
24M
24.00 mi15:11:293:48:539:329:24
9:24
#20835
40K
24.85 mi15:19:373:57:019:328:08
9:31
#20747
25.2M
25.20 mi15:23:074:00:319:333:30
10:09
#20700
Finish
26.22 mi15:31:564:09:209:318:49
8:39
#20578
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallXAge DivSeg. OverallSeg. XSeg. Age Div
5K3.11 mi3.11 mi21716222222895(Top 86%)22(Top 96%)22
10K6.21 mi3.10 mi21730-14222221724(Top 82%)22(Top 96%)22
15K9.32 mi3.11 mi22133-403222222895(Top 86%)22(Top 96%)22
20K12.43 mi3.11 mi21943+190222221451(Top 81%)22(Top 96%)22
Half13.11 mi0.68 mi21934+9222222024(Top 83%)22(Top 96%)22
25K15.53 mi2.42 mi21739+195222220744(Top 78%)22(Top 96%)22
30K18.64 mi3.11 mi21353+386222219452(Top 73%)22(Top 96%)22
20M20.00 mi1.36 mi21183+170222219165(Top 72%)22(Top 96%)22
21M21.00 mi1.00 mi21186-3222221052(Top 79%)22(Top 96%)22
35K21.75 mi0.75 mi21075+111222218223(Top 68%)22(Top 96%)22
23M23.00 mi1.25 mi20935+140222219360(Top 73%)22(Top 96%)22
24M24.00 mi1.00 mi20835+100222218885(Top 71%)22(Top 96%)22
40K24.85 mi0.85 mi20747+88222218411(Top 69%)22(Top 96%)22
25.2M25.20 mi0.35 mi20700+47222218025(Top 68%)22(Top 96%)22
Finish26.22 mi1.02 mi20578+122222216294(Top 61%)20(Top 87%)20

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 86%
×21stories
+97ft-345ft

Overall

22895

X

22

Age Div

22

5K→10K

3.1 - 6.2 mi

Top 82%
×5stories
+79ft-138ft

Overall

21724

X

22

Age Div

22

10K→15K

6.2 - 9.3 mi

Top 86%
×3stories
+67ft-78ft

Overall

22895

X

22

Age Div

22

15K→20K

9.3 - 12.4 mi

Top 81%
×5stories
+106ft-86ft

Overall

21451

X

22

Age Div

22

20K→Half

12.4 - 13.1 mi

Top 83%
×2stories
+19ft-37ft

Overall

22024

X

22

Age Div

22

Half→25K

13.1 - 15.5 mi

Top 78%
×4stories
+66ft-88ft

Overall

20744

X

22

Age Div

22

25K→30K

15.5 - 18.6 mi

Top 73%
×9stories
+181ft-148ft

Overall

19452

X

22

Age Div

22

30K→20M

18.6 - 20.0 mi

Top 72%
×5stories
+64ft-50ft

Overall

19165

X

22

Age Div

22

20M→21M

20.0 - 21.0 mi

Top 79%
×8stories
+106ft-24ft

Overall

21052

X

22

Age Div

22

21M→35K

21.0 - 21.8 mi

Top 68%
×7stories
+17ft-86ft

Overall

18223

X

22

Age Div

22

35K→23M

21.8 - 23.0 mi

Top 73%
×5stories
+23ft-63ft

Overall

19360

X

22

Age Div

22

23M→24M

23.0 - 24.0 mi

Top 71%
×6stories
+12ft-82ft

Overall

18885

X

22

Age Div

22

24M→40K

24.0 - 24.9 mi

Top 69%
×1story
+6ft-20ft

Overall

18411

X

22

Age Div

22

40K→25.2M

24.9 - 25.2 mi

Top 68%
×1story
+13ft-16ft

Overall

18025

X

22

Age Div

22

25.2M→Finish

25.2 - 26.2 mi

Top 61%
×2stories
+22ft-21ft

Overall

16294

X

20

Age Div

20

Passing Analysis

Category:
Athletes Passed
2090
Passed By
952
Net Change
+1138
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#21716
5K → 10K270284-14#21716#21730
10K → 15K54457-403#21730#22133
15K → 20K24353+190#22133#21943
20K → Half3223+9#21943#21934
Half → 25K21823+195#21934#21739
25K → 30K3904+386#21739#21353
30K → 20M18010+170#21353#21183
20M → 21M6164-3#21183#21186
21M → 35K1132+111#21186#21075
35K → 23M15010+140#21075#20935
23M → 24M1088+100#20935#20835
24M → 40K968+88#20835#20747
40K → 25.2M492+47#20747#20700
25.2M → Finish1264+122#20700#20578
TOTALS2090952+1138
📊

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